GROUND-WATER LEVELS

NETWORK SITES

ADAMS COUNTY

461614102515202. Local number, 132-097-07CAB2.

LOCATION.--Lat 46×16'14", long 102×51'52", Hydrologic Unit 10130205. Owner: North Dakota State Water Commission.

AQUIFER.--Ludlow-Hell Creek.

WELL CHARACTERISTICS.--Drilled observation well, depth 590 ft, cased with 578 ft of 2-in diameter steel pipe.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 2,665 ft. Measuring point: Top of casing 3.60 ft above land-surface datum.

PERIOD OF RECORD.--August 1971 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 85.39 ft below land-surface datum, December 1, 1981; lowest water level,
87.46 ft below land-surface datum, August 26, 2003.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 07 87.17 MAR 25 87.10 APR 15 87.00 JUN 09 87.24 JUL 14 87.33 AUG 26 87.34

NOV 20 87.16

WATER YEAR 2004 HIGHEST 87.00 APR 15, 2004 LOWEST 87.34 AUG 26, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

ADAMS COUNTY--Continued

461614102515203. Local number, 132-097-07CAB3.

LOCATION.--Lat 46×16'14", long 102×51'52", Hydrologic Unit 10130205. Owner: North Dakota State Water Commission.

AQUIFER.--Ludlow.

WELL CHARACTERISTICS.--Drilled observation well, depth 229 ft, cased with 217 ft of 1.25-in diameter plastic pipe.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 2,665 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--August 1971 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 12.85 ft below land-surface datum, April 12, 2001; lowest water level, 16.00 ft
below land-surface datum, August 1, 1971.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 07 13.48 MAR 25 13.19 APR 15 13.16 JUN 09 13.38 JUL 14 13.43 AUG 26 13.67

NOV 20 13.44

WATER YEAR 2004 HIGHEST 13.16 APR 15, 2004 LOWEST 13.67 AUG 26, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY

475224098443202. Local number, 151-063-29AAC2.

LOCATION.--Lat 47×52'24", long 98×44'32", Hydrologic Unit 09020201. Owner: U.S. Geological Survey.

AQUIFER.--Warwick.

WELL CHARACTERISTICS.--Drilled observation well, depth 67 ft, cased with 67 ft of 6-in diameter steel pipe, slotted 57 to 67 ft

below land-surface datum.

INSTRUMENTATION.--Water-level recorder June 1974 to current year. Only intermittent low and EOM water levels, obtained from strip-
chart recorders, are available from the District office for August 1951 to June 1974. From June 1974 to current year, daily
maximum and minimum recorded water levels also are available.

DATUM.--Altitude of land-surface datum is 1,479.6 ft. Measuring point: Top of casing 0.50 ft above land-surface datum.

PERIOD OF RECORD.--August 1951 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 15.29 ft below land-surface datum, November 5, 1957; lowest water level,
27.03 ft below land-surface datum, November 11, 1991.

DEPTH TO WATER LEVEL, FEET BELOW LAND SURFACE, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

DAILY MAXIMUM VALUES

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

1 20.22 20.16 20.13 20.18 20.33 20.37 19.93 19.59 19.55 19.24 19.52 19.26

2 20.28 20.13 20.20 20.22 20.31 20.38 19.98 19.60 19.53 19.25 19.46 19.29

3 20.27 20.18 20.06 20.23 20.34 20.38 19.97 19.58 19.56 19.27 19.55 19.27

4 20.25 20.07 20.14 20.22 20.36 20.28 19.84 19.56 19.56 19.29 19.53 19.32

5 20.31 20.18 20.21 20.20 20.37 20.37 19.86 19.52 19.47 19.27 19.54 19.19

6 20.27 20.18 20.03 20.18 20.26 20.34 19.90 19.60 19.44 19.27 19.55 19.22

7 20.22 20.12 20.12 20.25 20.35 20.36 19.80 19.62 19.48 19.12 19.48 19.31

8 20.25 20.10 20.12 20.25 20.31 20.44 19.80 19.65 19.45 19.14 19.48 19.31

9 20.28 20.12 20.18 20.25 20.35 20.48 19.78 19.55 19.45 19.07 19.39 19.20

10 20.23 20.05 20.12 20.23 20.38 20.31 19.77 19.69 19.36 19.07 19.40 19.30

11 20.29 20.09 20.18 20.20 20.46 20.39 19.73 19.63 19.30 19.10 19.27 19.25

12 20.24 20.18 20.07 20.25 20.45 20.38 19.76 19.56 19.42 19.12 19.31 19.27

13 20.22 20.11 20.10 20.28 20.39 20.31 19.75 19.57 19.29 19.13 19.27 19.47

14 20.22 20.08 20.08 20.17 20.42 20.39 19.72 19.57 19.35 19.10 19.30 19.51

15 20.22 20.11 20.10 20.22 20.43 20.43 19.65 19.53 19.32 19.13 19.24 19.43

16 20.20 20.00 20.13 20.22 20.40 20.30 19.70 19.53 19.31 19.20 19.24 19.39

17 20.24 20.09 20.19 20.36 20.45 20.38 19.69 19.54 19.25 19.18 19.24 19.39

18 20.23 20.10 20.19 20.38 20.35 20.58 19.69 19.55 19.26 19.22 19.29 19.34

19 20.17 20.03 20.18 20.21 20.33 20.43 19.65 19.55 19.29 19.31 19.21 19.30

20 20.22 20.18 20.07 20.25 20.31 20.56 19.61 19.53 19.18 19.34 19.22 19.31

21 20.18 20.18 20.16 20.28 20.41 20.48 19.70 19.52 19.24 19.35 19.19 19.29

22 20.17 20.11 20.13 20.22 20.46 20.48 19.66 19.43 19.16 19.43 19.20 19.31

23 20.24 20.14 20.19 20.23 20.43 20.42 19.65 19.50 19.16 19.42 19.22 19.20

24 20.24 20.05 20.21 20.26 20.42 20.40 19.61 19.49 19.15 19.38 19.38 19.28

25 20.29 20.13 20.10 20.21 20.31 20.35 19.55 19.49 19.18 19.46 19.35 19.20

26 20.20 20.12 20.16 20.22 20.31 20.45 19.70 19.49 19.13 19.44 19.28 19.29

27 20.08 20.09 20.19 20.29 20.30 20.34 19.57 19.52 19.17 19.53 19.28 19.35

28 20.13 20.10 20.10 20.29 20.39 20.30 19.54 19.45 19.11 19.53 19.24 19.27

29 20.09 20.06 20.22 20.26 20.37 20.21 19.67 19.50 19.15 19.38 19.25 19.16

30 20.18 20.04 20.22 20.25 --- 20.08 19.61 19.43 19.23 19.44 19.37 19.22

31 20.23 --- 20.19 20.21 --- 20.06 --- 19.57 --- 19.44 19.36 ---

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

475601099264701. Local number, 151-069-01BBB.

LOCATION.--Lat 47×56'01", long 99×26'47", Hydrologic Unit 09020202. Owner: North Dakota State Water Commission.

AQUIFER.--Maddock.

WELL CHARACTERISTICS.--Drilled observation well, depth 180 ft, cased with 97 ft of 1.25-in diameter plastic pipe, screen set 97

to 103 ft below land-surface datum.

INSTRUMENTATION.--Measured using an electric tape.

DATUM.--Altitude of land-surface datum is 1,550 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--November 1969 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 11.31 ft below land-surface datum, July 12, 2001; lowest water level, 18.60 ft
below land-surface datum, November 15, 1991.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 16 14.17 MAR 25 14.75 JUN 08 13.45 JUL 28 12.23 AUG 18 12.47 SEP 22 12.87

NOV 18 14.26 MAY 04 13.86

WATER YEAR 2004 HIGHEST 12.23 JUL 28, 2004 LOWEST 14.75 MAR 25, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

475515099292101. Local number, 151-069-03CCC.

LOCATION.--Lat 47×55'15", long 99×29'21", Hydrologic Unit 09020202. Owner: North Dakota State Water Commission.

AQUIFER.--Maddock.

WELL CHARACTERISTICS.--Drilled observation well, depth 180 ft, cased with 137 ft of 1.25-in diameter plastic pipe, screen set

137 to 143 ft below land-surface datum.

INSTRUMENTATION.--Measured using an electric tape.

DATUM.--Altitude of land-surface datum is 1,560 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--November 1969 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 1.52 ft below land-surface datum, May 2, 2001; lowest water level, 13.16 ft
below land-surface datum, March 1, 1993.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 16 8.07 MAR 25 7.47 JUN 08 2.45 JUL 28 4.81 AUG 18 5.17 SEP 22 5.30

NOV 18 8.02 MAY 04 4.87

WATER YEAR 2004 HIGHEST 2.45 JUN 08, 2004 LOWEST 8.07 OCT 16, 2003

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

480958099154801. Local number, 154-067-15BBB.

LOCATION.--Lat 48×09'58", long 99×15'48", Hydrologic Unit 09020201. Owner: North Dakota State Water Commission.

AQUIFER.--Spiritwood.

WELL CHARACTERISTICS.--Drilled observation well, depth 180 ft, cased with 147 ft of 1.25-in diameter plastic pipe, screen set

147 to 153 ft below land-surface datum.

INSTRUMENTATION.--Measured using an electric tape.

DATUM.--Altitude of land-surface datum is 1,475 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--June 1970 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 22.26 ft below land-surface datum, July 13, 2004; lowest water level,

34.97 ft below land-surface datum, September 10, 1991.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 16 24.21 MAR 25 24.50 JUN 08 22.80 JUL 13 22.26 AUG 18 22.50 SEP 22 22.68

NOV 18 24.25 MAY 04 23.46

WATER YEAR 2004 HIGHEST 22.26 JUL 13, 2004 LOWEST 24.50 MAR 25, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

481041099442701. Local number, 154-071-11AAD1.

LOCATION.--Lat 48×10'41", long 99×44'27", Hydrologic Unit 09020202. Owner: North Dakota State Water Commission.

AQUIFER.--Fox Hills.

WELL CHARACTERISTICS.--Drilled observation well, depth 100 ft, cased with 42 ft of 1.25-in diameter plastic pipe, No. 12 slot

screen set 42 to 45 ft below land-surface datum.

INSTRUMENTATION.--Measured quarterly using an electric tape.

DATUM.--Altitude of land-surface datum is 1,590 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--August 1968 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 2.25 ft below land-surface datum, May 20, 1999; lowest water level, 9.27 ft
below land-surface datum, June 8, 1988.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 17 6.86 MAR 26 7.08 JUN 09 4.12 JUL 28 4.15 AUG 19 4.64 SEP 23 5.28

NOV 18 6.90 MAY 05 4.95

WATER YEAR 2004 HIGHEST 4.12 JUN 09, 2004 LOWEST 7.08 MAR 26, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

482212099475801. Local number, 156-071-04BBA.

LOCATION.--Lat 48×22'12", long 99×47'58", Hydrologic Unit 09010004. Owner: North Dakota State Water Commission.

AQUIFER.--Pleasant Lake.

WELL CHARACTERISTICS.--Drilled observation well, depth 140 ft, cased with 58 ft of 4-in diameter plastic pipe, slotted 18 to 58

ft below land-surface datum.

INSTRUMENTATION.--Water-level recorder January 1975 to current year. Only intermittent low and EOM water levels, obtained from
strip-chart recorders, are available from the District office for September 1968 to January 1975. From January 1975 to current
year, daily maffffsximum and minimum recorded water levels also are available.

DATUM.--Altitude of land-surface datum is 1,604 ft. Measuring point: Top of casing 1.00 ft above land-surface datum.

PERIOD OF RECORD.--September 1968 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 6.84 ft below land-surface datum, May 19, 1999; lowest water level, 13.39 ft
below land-surface datum, March 9, 1993.

DEPTH TO WATER LEVEL, FEET BELOW LAND SURFACE, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

DAILY MAXIMUM VALUES

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

1 --- 10.36 10.41 10.47 10.54 10.57 9.48 9.50 8.91 8.24 8.65 8.71

2 --- 10.36 10.41 10.47 10.54 10.57 9.40 9.51 8.70 8.25 8.65 8.71

3 --- 10.36 10.43 10.47 10.54 10.57 9.35 9.51 8.54 8.22 8.50 8.71

4 --- 10.36 10.43 10.48 10.54 10.57 9.31 9.53 8.49 8.23 8.53 8.71

5 --- 10.36 10.43 10.48 10.54 10.57 9.27 9.53 8.46 8.23 8.56 8.72

6 --- 10.36 10.43 10.48 10.54 10.57 9.24 9.57 8.46 8.24 8.56 8.75

7 --- 10.37 10.41 10.48 10.54 10.56 9.23 9.57 8.46 8.26 8.56 8.79

8 --- 10.37 10.43 10.48 10.54 10.57 9.19 9.57 8.49 8.27 8.56 8.79

9 --- 10.37 10.43 10.49 10.55 10.57 9.20 9.57 8.51 8.27 8.56 8.79

10 --- 10.37 10.43 10.49 10.55 10.56 9.21 9.60 8.51 8.29 8.56 8.80

11 --- 10.37 10.43 10.49 10.56 10.55 9.22 9.60 8.42 8.32 8.56 8.80

12 --- 10.39 10.43 10.50 10.56 10.55 9.22 9.43 8.15 8.34 8.57 8.80

13 --- 10.39 10.43 10.50 10.56 10.55 9.25 9.37 8.05 --- 8.59 8.79

14 --- 10.39 10.44 10.50 10.57 10.55 9.26 9.32 7.97 8.35 8.60 8.78

15 --- 10.38 10.45 10.50 10.57 10.55 9.26 9.27 7.94 8.35 8.60 8.72

16 --- 10.38 10.45 10.50 10.57 10.55 9.28 9.27 7.91 8.32 8.64 8.72

17 10.34 10.38 10.45 10.50 10.57 10.55 9.30 9.30 7.95 8.35 8.64 8.74

18 10.34 10.38 10.45 10.50 10.57 10.55 9.30 9.31 7.97 8.38 8.69 8.76

19 10.34 10.38 10.45 10.50 10.57 10.55 9.31 9.32 7.97 8.41 8.70 8.77

20 10.34 10.38 10.45 10.50 10.57 10.53 9.31 9.28 7.97 8.41 8.70 8.79

21 10.35 10.38 10.45 10.50 10.57 10.53 9.35 9.28 8.00 8.46 8.70 8.77

22 10.35 10.39 10.46 10.50 10.57 10.52 9.37 9.28 8.02 8.47 8.71 8.77

23 10.35 10.39 10.46 10.50 10.57 10.49 9.38 9.28 8.04 8.48 8.71 8.77

24 10.35 10.39 10.46 10.52 10.57 10.46 9.38 9.28 8.07 8.49 8.70 8.74

25 10.36 10.39 10.46 10.52 10.57 10.36 9.40 9.28 8.10 8.51 8.70 8.65

26 10.36 10.39 10.46 10.52 10.57 10.11 9.43 9.26 8.12 8.56 8.70 8.62

27 10.35 10.40 10.46 10.52 10.57 10.00 9.43 9.26 8.15 8.56 8.67 8.70

28 10.33 10.40 10.46 10.52 10.57 9.73 9.46 9.26 8.17 8.56 8.68 8.70

29 10.34 10.40 10.47 10.53 10.57 9.63 9.48 9.27 8.19 8.57 8.68 8.70

30 10.35 10.41 10.47 10.53 --- 9.57 9.49 9.27 8.23 8.61 8.71 8.71

31 10.36 --- 10.47 10.53 --- 9.54 --- 9.16 --- 8.62 8.71 ---

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

BENSON COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

BOTTINEAU COUNTY

483333101135402. Local number, 159-082-35BBB2.

LOCATION.--Lat 48×33'33", long 101×13'54", Hydrologic Unit 09010005. Owner: North Dakota State Water Commission.

AQUIFER.--Glenburn.

WELL CHARACTERISTICS.--Drilled observation well, depth 181 ft, cased with 178 ft of 1.25-in diameter plastic pipe, No. 18 slot

screen set 178 to 181 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 1,560 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--May 1980 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 23.39 ft below land-surface datum, May 21, 1980; lowest water level, 63.40 ft
below land-surface datum, August 20, 2003.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

MAR 25 58.13 APR 23 60.50 MAY 28 61.08 JUN 24 59.00 JUL 21 62.41 SEP 14 61.24

WATER YEAR 2004 HIGHEST 58.13 MAR 25, 2004 LOWEST 62.41 JUL 21, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

BOWMAN COUNTY

461039103282801. Local number, 131-102-07DDD1.

LOCATION.--Lat 46×10'39", long 103×28'28", Hydrologic Unit 10130301. Owner: North Dakota State Water Commission.

AQUIFER.--Hell Creek-Fox Hills.

WELL CHARACTERISTICS.--Drilled observation well, depth 963 ft, cased with 951 ft of 2-in diameter steel pipe.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 2,945 ft. Measuring point: Top of casing 3.20 ft above land-surface datum.

PERIOD OF RECORD.--August 1972 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 200.35 ft below land-surface datum, June 21, 1973, and August 13, 1973;
lowest water level, 228.30 ft below land-surface datum, July 13, 2004.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 08 227.57 MAR 24 228.14 APR 13 228.22 MAY 27 227.97 JUL 13 228.30 AUG 26 227.29

NOV 19 227.97

WATER YEAR 2004 HIGHEST 227.29 AUG 26, 2004 LOWEST 228.30 JUL 13, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

BOWMAN COUNTY--Continued

461039103282803. Local number, 131-102-07DDD3.

LOCATION.--Lat 46×10'39", long 103×28'28", Hydrologic Unit 10130301. Owner: North Dakota State Water Commission.

AQUIFER.--Tongue River-Ludlow.

WELL CHARACTERISTICS.--Drilled observation well, depth 138 ft, cased with 132 ft of 1.25-in diameter plastic pipe, No. 12 slot

screen set 132 to 138 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 2,945 ft. Measuring point: Top of casing 2.50 ft above land-surface datum.

PERIOD OF RECORD.--August 1972 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 2.77 ft below land-surface datum, December 1, 1982; lowest water level, 8.75 ft
below land-surface datum, November 17, 1992.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 08 6.11 MAR 24 6.62 APR 13 6.55 MAY 27 6.14 JUL 13 6.15 AUG 26 6.30

NOV 19 6.81

WATER YEAR 2004 HIGHEST 6.11 OCT 08, 2003 LOWEST 6.81 NOV 19, 2003

GROUND-WATER LEVELS

NETWORK SITES--Continued

BURKE COUNTY

485618102455401. Local number, 163-093-17DDD.

LOCATION.--Lat 48×56'18", long 102×45'54", Hydrologic Unit 09010001. Owner: North Dakota State Water Commission.

AQUIFER.--Columbus.

WELL CHARACTERISTICS.--Drilled observation well, depth 80 ft, cased with 76 ft of 1.25-in diameter plastic pipe, slotted 56 to

76 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 1,917 ft. Measuring point: Top of casing 1.80 ft above land-surface datum.

PERIOD OF RECORD.--June 1967 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 7.25 ft below land-surface datum, June 16, 2004; lowest water level, 17.24 ft
below land-surface datum, April 1, 1968.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 23 13.44 MAY 26 11.67 JUN 16 7.25 SEP 14 9.60

WATER YEAR 2004 HIGHEST 7.25 JUN 16, 2004 LOWEST 13.44 OCT 23, 2003

GROUND-WATER LEVELS

NETWORK SITES--Continued

BURLEIGH COUNTY

464540100222101. Local number, 138-077-22AAD.

LOCATION.--Lat 46×45'40", long 100×22'21", Hydrologic Unit 10130103. Owner: North Dakota State Water Commission.

AQUIFER.--McKenzie.

WELL CHARACTERISTICS.--Drilled observation well, depth 126 ft, cased with 116 ft of 4.5-in diameter steel pipe, slotted 86 to

116 ft below land-surface datum.

INSTRUMENTATION.--Water-level recorder October 1973 to current year. Only intermittent low and EOM water levels, obtained from
strip-chart recorders, areavailable from the District office for September 1961 to October 1973. From October 1973 to current
year , daily maximum and minimum recorded water levels also are available.

DATUM.--Altitude of land-surface datum is 1,720 ft. Measuring point: Top of casing 0.50 ft above land-surface datum.

PERIOD OF RECORD.--October 1961 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 4.87 ft below land-surface datum, June 15, 16, 18, and 19, 2001; lowest water
level, 32.88 ft below land-surface datum, August 22-23, 1977.

DEPTH TO WATER LEVEL, FEET BELOW LAND SURFACE, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

DAILY MAXIMUM VALUES

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

1 10.88 9.99 9.25 8.77 8.41 8.14 7.86 7.72 8.30 9.00 11.42 10.34

2 10.85 9.94 9.25 8.74 8.41 8.12 7.88 7.72 8.31 9.15 11.62 10.25

3 10.77 9.93 9.23 8.73 8.41 8.12 7.88 7.72 8.31 9.15 11.81 10.22

4 10.72 9.89 9.22 8.73 8.41 8.11 7.88 7.69 --- 9.07 11.87 10.17

5 10.67 9.85 9.21 8.73 8.40 8.07 7.84 7.80 8.18 9.08 11.85 10.08

6 10.63 9.83 9.20 8.73 8.41 8.07 7.83 7.90 8.18 9.00 11.83 10.01

7 10.58 9.79 9.15 8.71 8.41 8.05 --- 7.95 8.16 8.92 11.72 10.00

8 10.62 9.79 9.13 8.70 8.40 8.05 7.83 8.04 8.18 8.95 11.55 9.97

9 10.77 9.75 9.13 8.70 8.40 8.05 7.84 8.04 8.18 8.97 11.38 9.94

10 10.80 9.71 9.13 8.70 8.40 8.02 7.84 8.09 8.18 9.09 11.26 9.88

11 10.83 9.66 9.12 8.65 8.40 8.02 7.84 8.09 8.07 9.09 11.14 9.86

12 10.90 9.64 9.10 8.63 8.40 8.02 7.83 8.07 8.04 9.03 10.97 9.83

13 10.90 9.63 9.08 8.63 8.40 8.00 7.83 8.07 8.04 8.96 10.87 9.78

14 10.83 9.61 9.04 8.61 8.29 8.00 7.81 8.07 8.04 9.22 10.79 9.76

15 10.74 9.57 9.01 8.61 8.29 8.00 7.79 8.10 8.04 9.23 10.71 9.74

16 10.66 9.56 9.00 8.59 8.29 8.00 7.78 8.17 8.04 9.66 10.61 9.72

17 10.61 9.51 9.00 8.59 8.29 8.00 7.78 8.27 8.09 9.73 10.56 9.69

18 10.53 9.48 8.99 8.59 8.29 7.97 7.78 8.39 8.12 9.88 10.65 9.65

19 10.49 9.47 8.98 --- 8.22 7.96 7.77 8.43 8.12 10.02 10.70 9.61

20 10.41 9.43 8.97 --- 8.20 8.01 7.77 8.45 8.12 10.09 10.79 9.55

21 10.39 9.43 8.94 8.56 8.20 8.01 7.73 8.47 8.12 10.16 10.88 9.50

22 10.34 9.43 8.93 8.55 8.19 8.00 7.74 8.51 8.32 10.20 10.96 9.50

23 10.30 9.42 8.93 8.53 8.19 7.96 7.75 8.51 8.33 10.28 10.99 9.48

24 10.24 9.39 8.93 8.52 8.19 7.94 7.75 8.51 8.34 10.49 10.87 9.36

25 10.21 9.32 8.90 8.48 8.18 7.93 7.73 8.49 8.33 10.71 10.77 9.36

26 10.21 9.30 8.88 8.46 --- 7.94 7.75 8.48 8.44 10.71 10.63 9.35

27 10.16 9.30 8.86 8.45 --- 7.92 7.75 8.43 8.48 10.69 10.57 9.34

28 10.08 9.30 8.81 8.44 8.15 7.86 7.71 8.42 8.47 10.96 10.47 9.34

29 10.07 9.26 8.80 8.43 8.15 7.88 7.72 8.40 8.77 11.22 10.41 9.31

30 10.00 9.25 8.80 8.43 --- 7.88 7.72 8.38 9.00 11.28 10.41 9.27

31 9.99 --- 8.78 8.42 --- 7.88 --- 8.32 --- 11.29 10.38 ---

GROUND-WATER LEVELS

NETWORK SITES--Continued

BURLEIGH COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

BURLEIGH COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

BURLEIGH COUNTY--Continued

470556100142501. Local number, 142-075-19CCB.

LOCATION.--Lat 47×05'56", long 100×14'25", Hydrologic Unit 10130103. Owner: North Dakota State Water Commission.

AQUIFER.--Wing Channel.

WELL CHARACTERISTICS.--Drilled observation well, depth 210 ft, cased with 197 ft of 1.25-in diameter plastic pipe, slotted 190

to 197 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 1,884.25 ft. Measuring point: Top of casing 2.40 ft above land-surface datum.

PERIOD OF RECORD.--August 1962 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, -1.02 ft below land-surface datum, October 20, 1999; lowest water level,
6.39 ft below land-surface datum, October 2, 1963.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 01 2.38 FEB 26 2.64 APR 07 2.37 MAY 26 1.92 JUL 21 1.44 SEP 15 1.88

NOV 20 2.51

WATER YEAR 2004 HIGHEST 1.44 JUL 21, 2004 LOWEST 2.64 FEB 26, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

CASS COUNTY

465312096543301. Local number, 139-049-06ADB.

LOCATION.--Lat 46×53'12", long 96×54'33", Hydrologic Unit 09020204. Owner: North Dakota State Water Commission.

AQUIFER.--West Fargo.

WELL CHARACTERISTICS.--Drilled observation well, depth 230 ft, cased with 220 ft of 8-in diameter steel pipe, screen set 220 to

230 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape April 2002 to current year. Water-level recorder January 1938 to April 2002.
Only intermittent low and EOM water levels, obtained from strip-chart recorders, are available from the District office for
January 1938 to April 1998. From April 1998 to April 2002, daily maximum and minimum recorded water levels also are available.

DATUM.--Altitude of land-surface datum is 899.4 ft. Measuring point: Top of casing 0.40 ft above land-surface datum.

PERIOD OF RECORD.--December 1937 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 24.77 ft below land-surface datum, February 5, 1938; lowest water level,
129.40 ft below land-surface datum, November 7-9, 1998.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 19 128.70 APR 12 129.09 JUN 10 128.91 JUL 16 129.01 AUG 14 129.37 SEP 15 128.97

NOV 22 128.45 MAY 15 129.03

WATER YEAR 2004 HIGHEST 128.45 NOV 22, 2003 LOWEST 129.37 AUG 14, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

CASS COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

CASS COUNTY--Continued

470818097294104. Local number, 142-054-03DDD4.

LOCATION.--Lat 47×08'18", long 97×29'41", Hydrologic Unit 09020107. Owner: North Dakota State Water Commission.

AQUIFER.--Page.

WELL CHARACTERISTICS.--Drilled observation well, depth 182 ft, cased with 158 ft of 6-in diameter plastic pipe, No. 12 slot screen

set 158 to 168 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape August 1996 to current year. Water-level recorder October 1982 to August 1996, daily

maximum and minimum recorded water levels also are available.

DATUM.--Altitude of land-surface datum is 1,226.2 ft. Measuring point: Top of casing 1.20 ft above land-surface datum.

PERIOD OF RECORD.--October 1982 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 22.05 ft below land-surface datum, June 12, 2001; lowest water level, 98.52 ft
below land-surface datum, August 23,1991.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 16 42.45 APR 12 27.47 JUN 12 24.83 JUL 17 32.19 AUG 18 58.32 SEP 16 36.72

NOV 09 38.58 MAY 08 26.49

WATER YEAR 2004 HIGHEST 24.83 JUN 12, 2004 LOWEST 58.32 AUG 18, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

CASS COUNTY--Continued

471326097332902. Local number, 143-054-08BBB2.

LOCATION.--Lat 47×13'26", long 97×33'29", Hydrologic Unit 09020107. Owner: North Dakota State Water Commission.

AQUIFER.--Page.

WELL CHARACTERISTICS.--Drilled observation well, depth 92 ft, cased with 81 ft of 5-in diameter plastic pipe, No. 15 slot screen

set 81 to 86 ft below land-surface datum.

INSTRUMENTATION.--Water-level recorder September 1982 to current year, daily maximum and minimum recorded water levels also are
available.

DATUM.--Altitude of land-surface datum is 1,171.33 ft. Measuring point: Top of casing 1.95 ft above land-surface datum.

PERIOD OF RECORD.--September 1982 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 14.61 ft below land-surface datum, July 27-28, 1995; lowest water level,
34.08 ft below land-surface datum, August 18, 1989.

DEPTH TO WATER LEVEL, FEET BELOW LAND SURFACE, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

DAILY MAXIMUM VALUES

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

1 24.43 23.67 23.56 23.45 --- 23.72 23.75 23.41 22.81 22.19 20.75 23.33

2 24.42 23.67 23.58 23.43 --- 23.76 23.75 23.43 22.92 22.28 20.74 23.45

3 24.30 23.68 23.57 23.50 23.67 23.77 23.77 23.43 22.97 22.31 20.70 23.45

4 24.23 23.68 23.54 23.57 23.68 23.77 23.77 23.36 22.97 22.32 20.72 23.19

5 24.19 23.61 23.58 23.59 23.68 23.76 23.72 23.35 22.97 22.34 20.72 22.88

6 24.17 23.61 23.58 --- 23.68 23.76 23.62 23.34 22.91 22.33 20.72 22.47

7 24.10 23.67 23.48 --- 23.70 23.76 23.62 23.41 22.78 22.29 20.64 22.37

8 24.05 23.69 23.42 --- 23.69 23.77 23.61 23.39 22.73 22.26 20.59 22.35

9 23.99 23.69 23.47 --- 23.62 23.80 23.64 23.36 22.76 22.22 20.57 22.27

10 23.98 23.61 23.47 --- 23.63 23.77 23.66 23.30 22.76 22.20 20.59 22.23

11 23.90 23.50 23.47 --- 23.67 23.71 23.66 23.32 22.67 --- 20.59 22.19

12 23.88 23.51 23.47 --- 23.70 23.71 23.66 23.20 22.56 --- 20.57 21.84

13 23.88 23.56 23.45 --- 23.68 23.71 23.66 23.27 22.52 --- 20.59 21.67

14 23.88 23.54 23.39 --- 23.63 23.72 23.60 23.30 22.51 --- 20.58 21.59

15 23.88 23.49 23.35 --- 23.63 23.73 23.56 23.31 22.50 21.81 20.57 21.55

16 23.89 23.46 23.41 --- 23.63 23.81 23.50 23.29 22.46 21.72 20.50 21.48

17 23.88 23.44 23.41 --- 23.63 23.76 23.54 23.29 22.47 21.69 20.49 21.46

18 23.86 23.38 23.46 --- 23.69 23.76 23.54 23.28 22.48 21.63 20.46 21.42

19 23.84 23.39 23.49 --- 23.69 23.76 23.48 23.28 22.48 21.46 20.47 21.38

20 23.79 23.41 23.49 --- 23.66 23.91 23.48 23.24 22.43 21.40 20.54 21.31

21 23.75 23.49 23.39 --- 23.66 23.95 23.40 23.24 22.30 --- 20.60 21.29

22 23.75 23.51 23.43 --- 23.66 23.95 23.45 23.22 22.25 --- 20.69 21.31

23 23.75 23.51 23.46 --- 23.75 23.87 23.49 23.18 22.22 --- 20.72 21.29

24 23.75 23.49 23.46 --- 23.79 23.81 23.49 23.17 22.21 --- 20.75 21.25

25 23.74 23.42 23.45 --- 23.80 23.76 23.44 23.15 22.20 --- 20.87 21.26

26 23.74 23.36 23.43 --- 23.78 23.75 23.44 23.12 22.19 --- 20.92 21.26

27 23.73 23.46 23.41 --- 23.75 23.77 23.44 23.06 22.18 21.04 21.17 21.26

28 23.55 23.51 23.32 --- 23.75 23.61 23.31 23.08 22.17 20.94 21.74 21.26

29 23.54 23.49 23.39 --- 23.75 23.69 23.34 23.08 22.16 20.87 22.20 21.26

30 23.58 23.44 23.40 --- --- 23.75 23.39 23.04 22.15 20.84 22.61 21.22

31 23.65 --- 23.45 --- --- 23.75 --- 22.80 --- 20.79 23.08 ---

TOTAL 741.07 705.94 727.23 --- --- 736.88 706.78 720.70 675.69 --- 647.45 656.54

MEAN 23.91 23.53 23.46 --- --- 23.77 23.56 23.25 22.52 --- 20.89 21.88

MAX 24.43 23.69 23.58 --- --- 23.95 23.77 23.43 22.97 --- 23.08 23.45

MIN 23.54 23.36 23.32 --- --- 23.61 23.31 22.80 22.15 --- 20.46 21.22

GROUND-WATER LEVELS

NETWORK SITES--Continued

CASS COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

CAVALIER COUNTY

484534098254401. Local number, 161-060-21BBB.

LOCATION.--Lat 48×45'34", long 98×25'44", Hydrologic Unit 09020313. Owner: North Dakota State Water Commission.

AQUIFER.--Pierre Shale.

WELL CHARACTERISTICS.--Drilled observation well, depth 40 ft, cased with 10 ft of 4-in diameter steel pipe, open ended.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 1,603 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--November 1969 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 2.66 ft below land-surface datum, June 2, 2004; lowest water level, 11.20 ft
below land-surface datum, March 9, 1977.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 07 9.49 JAN 12 10.00 JUN 02 2.66 JUL 13 5.28 JUL 22 5.88 AUG 24 6.15

NOV 17 9.89 FEB 18 10.54

WATER YEAR 2004 HIGHEST 2.66 JUN 02, 2004 LOWEST 10.54 FEB 18, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

CAVALIER COUNTY--Continued

484444098504301. Local number, 161-063-29BBB.

LOCATION.--Lat 48×44'44", long 98×50'43", Hydrologic Unit 09020201. Owner: North Dakota State Water Commission.

AQUIFER.--Munich.

WELL CHARACTERISTICS.--Drilled observation well, depth 160 ft, cased with 133 ft of 1.25-in diameter plastic pipe, slotted 113

to 133 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 1,619 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--September 1970 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 11.52 ft below land-surface datum, November 28, 1994; lowest water level,
19.86 ft below land-surface datum, November 15, 1990.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 07 15.82 JUN 02 16.43 JUN 29 14.27 AUG 19 13.28

WATER YEAR 2004 HIGHEST 13.28 AUG 19, 2004 LOWEST 16.43 JUN 02, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

DICKEY COUNTY

460830098224701. Local number, 131-062-24DDD1.

LOCATION.--Lat 46×08'30", long 98×22'47", Hydrologic Unit 10160004. Owner: North Dakota State Water Commission.

AQUIFER.--Nortonville.

WELL CHARACTERISTICS.--Drilled observation well, depth 300 ft, cased with 190 ft of 1.25-in diameter plastic pipe, No. 12 slot

screen set 190 to 196 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 1,412.6 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--October 1975 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 8.70 ft below land-surface datum, May 8, 2000; lowest water level, 21.50 ft
below land-surface datum, December 3, 1991.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 08 11.75 JAN 12 12.09 MAR 16 12.29 MAY 26 12.39 JUL 12 12.04 AUG 25 12.23

NOV 13 11.92 FEB 24 12.25 APR 27 12.39

WATER YEAR 2004 HIGHEST 11.75 OCT 08, 2003 LOWEST 12.39 APR 27, 2004 MAY 26, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

DICKEY COUNTY--Continued

460830098224702. Local number, 131-062-24DDD2.

LOCATION.--Lat 46×08'30", long 98×22'47", Hydrologic Unit 10160004. Owner: North Dakota State Water Commission.

AQUIFER.--Ellendale.

WELL CHARACTERISTICS.--Drilled observation well, depth 100 ft, cased with 78 ft of 1.25-in diameter plastic pipe, No. 18 slot

screen set 78 to 81 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 1,412.5 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--October 1975 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 8.51 ft below land-surface datum, October 14, 1999, and November 18, 1999;
lowest water level, 21.34 ft below land-surface datum, November 27, 1990.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 08 11.54 JAN 12 11.70 MAR 16 11.78 MAY 26 11.82 JUL 12 11.77 AUG 25 12.00

NOV 13 11.64 FEB 24 11.77 APR 27 11.85

WATER YEAR 2004 HIGHEST 11.54 OCT 08, 2003 LOWEST 12.00 AUG 25, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

DIVIDE COUNTY

484746104015901. Local number, 161-103-02CCB.

LOCATION.--Lat 48×47'46", long 104×01'59", Hydrologic Unit 10060007. Owner: North Dakota State Water Commission.

AQUIFER.--Skjermo Lake.

WELL CHARACTERISTICS.--Drilled observation well, depth 200 ft, cased with 91 ft of 5-in diameter steel pipe, No. 18 slot

screen set 91 to 96 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape October 1997 to current year. Water-level recorder June 1982 to September 1997,

daily maximum and minimum recorded water levels also are available.

DATUM.--Altitude of land-surface datum is 2,073.9 ft. Measuring point: Top of casing 2.33 ft above land-surface datum.

PERIOD OF RECORD.--June 1982 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 21.61 ft below land-surface datum, July 2 and 5, 1982; lowest water level,
26.87 ft below land-surface datum, March 3-6, 9-12, and 16-17, 1993.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 23 25.83 APR 20 24.91 JUN 23 25.32 JUL 23 25.17 AUG 22 25.23 SEP 23 25.46

NOV 30 25.88 JUN 19 25.26

WATER YEAR 2004 HIGHEST 24.91 APR 20, 2004 LOWEST 25.88 NOV 30, 2003

GROUND-WATER LEVELS

NETWORK SITES--Continued

DIVIDE COUNTY--Continued

485432103151701. Local number, 163-097-34ABB.

LOCATION.--Lat 48×54'32", long 103×15'17", Hydrologic Unit 09010001. Owner: North Dakota State Water Commission.

AQUIFER.--Crosby.

WELL CHARACTERISTICS.--Drilled observation well, depth 400 ft, cased with 366 ft of 2-in diameter steel pipe, No. 18 slot screen

set 366 to 378 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 1,952 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--January 1972 to August 1995 and November 2002 to current year.

REMARKS.--Replaces well 163-097-27CCC, which became plugged.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 2.10 ft below land-surface datum, January 11 and April 4, 1972; lowest
water level, 27.78 ft below land-surface datum, October 23, 2003.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 23 27.78 MAR 24 27.00 MAY 05 26.97 JUN 08 26.97 JUL 14 27.19 SEP 09 27.72

OCT 29 27.68 APR 15 27.01 MAY 26 26.80 JUN 16 26.96 AUG 12 27.67 SEP 14 27.73

DEC 08 27.54

WATER YEAR 2004 HIGHEST 26.80 MAY 26, 2004 LOWEST 27.78 OCT 23, 2003

GROUND-WATER LEVELS

NETWORK SITES--Continued

DUNN COUNTY

471323102290101. Local number, 143-093-09BCB.

LOCATION.--Lat 47×13'23", long 102×29'01", Hydrologic Unit 10130201. Owner: North Dakota State Water Commission.

AQUIFER.--Sentinel Butte.

WELL CHARACTERISTICS.--Drilled observation well, depth 965 ft, cased with 378 ft of 2-in diameter steel pipe, No. 12 slot screen

set 378 to 396 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 2,133 ft. Measuring point: Top of casing 2.10 ft above land-surface datum.

PERIOD OF RECORD.--February 1974 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 86.64 ft below land-surface datum, August 14, 1993, and November 19, 1993;
lowest water level, 94.85 ft below land-surface datum, November 24, 2003.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 15 94.81 JAN 08 94.71 APR 08 94.52 MAY 21 94.48 JUN 09 94.45 SEP 23 94.81

NOV 24 94.85

WATER YEAR 2004 HIGHEST 94.45 JUN 09, 2004 LOWEST 94.85 NOV 24, 2003

GROUND-WATER LEVELS

NETWORK SITES--Continued

DUNN COUNTY--Continued

472144102453402. Local number, 145-095-22DAD2.

LOCATION.--Lat 47×21'44", long 102×45'34", Hydrologic Unit 10130201. Owner: North Dakota State Water Commission.

AQUIFER.--Killdeer.

WELL CHARACTERISTICS.--Drilled observation well, depth 160 ft, cased with 157 ft of 1.25-in diameter plastic pipe, No. 18 slot

screen set 157 to 160 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 2,237 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--September 1972 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 3.67 ft below land-surface datum, May 9, 1973; lowest water level, 11.78 ft
below land-surface datum, September 4, 1990.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 07 8.17 JAN 13 7.29 APR 12 6.32 JUN 09 7.67 JUL 07 8.22 SEP 01 9.28

NOV 24 7.27 FEB 23 7.41

WATER YEAR 2004 HIGHEST 6.32 APR 12, 2004 LOWEST 9.28 SEP 01, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

DUNN COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

DUNN COUNTY--Continued

472144102453403. Local number, 145-095-22DAD3.

LOCATION.--Lat 47×21'44", long 102×45'34", Hydrologic Unit 10130201. Owner: North Dakota State Water Commission.

AQUIFER.--Killdeer.

WELL CHARACTERISTICS.--Drilled observation well, depth 54 ft, cased with 49 ft of 4-in diameter plastic pipe, No. 18 slot screen

set 49 to 54 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 2,237 ft. Measuring point: Top of casing 0.50 ft above land-surface datum.

PERIOD OF RECORD.--September 1972 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 4.04 ft below land-surface datum, May 20, 1973; lowest water level, 13.07 ft
below land-surface datum, September 4, 1990.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 07 9.64 JAN 13 8.81 APR 12 7.85 JUN 09 9.17 JUL 07 9.69 SEP 01 10.77

NOV 24 8.72 FEB 24 8.82

WATER YEAR 2004 HIGHEST 7.85 APR 12, 2004 LOWEST 10.77 SEP 01, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

DUNN COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

DUNN COUNTY--Continued

472537102144801. Local number, 146-091-35BBC.

LOCATION.--Lat 47×25'37", long 102×14'48", Hydrologic Unit 10110205. Owner: North Dakota State Water Commission.

AQUIFER.--Goodman Creek.

WELL CHARACTERISTICS.--Drilled observation well, depth 320 ft, cased with 218 ft of 1.25-in diameter plastic pipe, No. 18 slot

screen set 218 to 221 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 2,020 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--July 1974 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 29.97 ft below land-surface datum, May 14, 1987; lowest water level, 37.60 ft
below land-surface datum, September 24, 1974.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 15 33.29 NOV 24 33.48 APR 08 32.84 JUN 09 33.05 JUL 07 33.09 SEP 23 33.61

WATER YEAR 2004 HIGHEST 32.84 APR 08, 2004 LOWEST 33.61 SEP 23, 2004

GROUND-WATER LEVELS

NETWORK SITES--Continued

DUNN COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

EDDY COUNTY

473934099032301. Local number, 148-066-03DDC.

LOCATION.--Lat 47×39'34", long 99×03'23", Hydrologic Unit 10160001. Owner: North Dakota State Water Commission.

AQUIFER.--New Rockford.

WELL CHARACTERISTICS.--Drilled observation well, depth 252 ft, cased with 218 ft of 1.25-in diameter plastic pipe, slotted 210

to 218 ft below land-surface datum.

INSTRUMENTATION.--Measured using an electric tape.

DATUM.--Altitude of land-surface datum is 1,493 ft. Measuring point: Top of casing 4.00 ft above land-surface datum.

PERIOD OF RECORD.--August 1964 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 9.50 ft below land-surface datum, May 1, 2001; lowest water level, 21.44 ft
below land-surface datum, August 1, 1978.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 16 11.70 MAR 25 11.67 MAY 18 11.08 JUL 21 10.83 AUG 24 11.00 SEP 22 11.06

NOV 19 11.72 MAY 04 11.05 JUN 08 10.95 AUG 18 10.95

WATER YEAR 2004 HIGHEST 10.83 JUL 21, 2004 LOWEST 11.72 NOV 19, 2003

GROUND-WATER LEVELS

NETWORK SITES--Continued

EDDY COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

EMMONS COUNTY

462539100061101. Local number, 134-075-15BBB.

LOCATION.--Lat 46×25'39", long 100×06'11", Hydrologic Unit 10130103. Owner: North Dakota State Water Commission.

AQUIFER.--Fox Hills.

WELL CHARACTERISTICS.--Drilled observation well, depth 280 ft, cased with 97 ft of 1.25-in diameter plastic pipe, screen set 97

to 103 ft below land-surface datum.

INSTRUMENTATION.--Measured using an electric tape.

DATUM.--Altitude of land-surface datum is 2,010 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--November 1972 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 49.01 ft below land-surface datum, July 27, 2004; lowest water level, 60.44 ft
below land-surface datum, February 15, 1973.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 09 49.79 MAR 23 49.38 JUN 08 49.72 JUL 27 49.01 AUG 18 49.10 SEP 22 49.39

NOV 20 49.65 MAY 03 49.17

WATER YEAR 2004 HIGHEST 49.01 JUL 27, 2004 LOWEST 49.79 OCT 09, 2003

GROUND-WATER LEVELS

NETWORK SITES--Continued

FOSTER COUNTY

473051099093601. Local number, 147-067-35AAA.

LOCATION.--Lat 47×30'51", long 99×09'36", Hydrologic Unit 10160001. Owner: North Dakota State Water Commission.

AQUIFER.--Carrington.

WELL CHARACTERISTICS.--Drilled observation well, depth 100 ft, cased with 77.7 ft of 8-in diameter plastic pipe, No. 18 slot

screen set 77.7 to 87.7 ft below land-surface datum.

INSTRUMENTATION.--Water-level recorder July 1991 to current year, daily maximum and minimum recorded water levels also are
available.

DATUM.--Altitude of land-surface datum is 1,567.03 ft. Measuring point: Top of casing 2.00 ft above land-surface datum.

PERIOD OF RECORD.--July 1991 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 17.42 ft below land-surface datum, August 14, 2001; lowest water level,
26.06 ft below land-surface datum, September 27, 1992.

DEPTH TO WATER LEVEL, FEET BELOW LAND SURFACE, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

DAILY MAXIMUM VALUES

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

1 --- --- 20.41 20.06 20.21 20.22 19.92 19.83 19.71 19.66 20.43 20.33

2 --- --- 20.26 20.20 20.23 20.27 20.03 19.83 19.79 19.66 20.45 20.13

3 --- --- 20.10 20.31 20.22 20.25 20.03 19.66 19.70 19.68 20.43 20.19

4 --- --- 20.28 20.29 20.21 20.19 19.85 19.78 19.59 19.71 20.46 20.23

5 --- --- 20.31 20.27 20.23 20.09 19.83 19.71 19.44 19.71 20.52 20.16

6 --- --- 20.08 20.11 20.24 20.21 19.86 19.88 19.41 19.65 20.45 20.31

7 --- --- 20.02 20.17 20.23 20.37 19.87 19.84 19.49 19.49 20.26 20.36

8 --- --- 20.23 20.24 20.03 20.30 19.88 19.68 19.68 19.61 20.25 20.27

9 --- --- 20.26 20.23 20.24 20.30 19.91 19.68 19.63 19.61 20.34 20.09

10 --- --- 20.19 20.20 20.24 20.28 19.91 19.88 19.43 19.57 20.34 20.19

11 --- --- 20.10 20.19 20.43 20.31 19.85 19.70 19.23 19.66 20.24 20.23

12 --- --- 20.07 20.29 20.42 20.20 19.84 19.84 19.38 19.78 20.26 20.05

13 --- --- 20.01 20.29 20.28 20.20 19.71 19.87 19.39 19.69 20.23 20.05

14 --- --- 20.00 20.26 20.31 20.25 19.71 19.81 19.42 19.77 20.17 20.15

15 --- --- 20.24 20.05 20.26 20.24 19.69 19.65 19.41 19.81 20.11 20.12

16 --- --- 20.24 20.18 20.27 20.03 19.87 19.69 19.46 19.92 20.16 20.11

17 --- --- 20.20 20.28 20.27 20.08 19.88 19.68 19.47 19.90 20.12 20.08

18 --- --- 20.26 20.30 20.09 20.22 19.80 19.69 19.50 19.88 20.39 20.08

19 --- --- 20.26 20.21 20.05 20.22 19.87 19.63 19.44 19.99 20.54 19.95

20 --- --- 20.00 20.11 20.11 20.48 19.67 19.82 19.19 20.02 20.60 20.23

21 --- --- 20.11 20.28 20.11 20.44 19.86 19.70 19.18 19.99 20.40 20.30

22 --- --- 20.22 20.28 20.27 20.05 19.88 19.61 19.22 20.17 20.39 20.23

23 --- --- 20.22 20.26 20.27 20.03 19.88 19.63 19.31 20.19 20.38 20.04

24 --- --- 20.08 20.26 20.25 19.99 19.79 19.63 19.59 20.19 20.29 20.13

25 --- --- 20.04 20.10 20.20 20.08 19.71 19.65 19.65 20.19 20.28 20.13

26 --- 20.11 20.06 20.23 20.08 20.17 19.82 19.49 19.70 20.15 20.38 20.05

27 --- 20.39 19.99 20.28 20.17 19.85 19.63 19.65 19.82 20.15 20.48 20.19

28 --- 20.39 20.21 20.29 20.23 19.98 19.88 19.65 19.81 20.21 20.47 20.16

29 --- 19.91 20.21 20.29 20.20 20.08 19.97 19.57 19.59 20.21 20.26 19.86

30 --- 20.30 20.11 20.21 --- 20.09 19.85 19.46 19.61 20.26 20.32 19.88

31 --- --- 20.23 20.16 --- 19.90 --- 19.57 --- 20.30 20.33 ---

GROUND-WATER LEVELS

NETWORK SITES--Continued

FOSTER COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

GOLDEN VALLEY COUNTY

465421103590706. Local number, 140-105-30CCC6.

LOCATION.--Lat 46×54'21", long 103×59'07", Hydrologic Unit 10110204. Owner: North Dakota State Water Commission.

AQUIFER.--Hell Creek-Fox Hills.

WELL CHARACTERISTICS.--Drilled observation well, depth 1,140 ft, cased with 1,050 ft of 4-in diameter steel pipe, screen set

1,050 to 1,130 ft below land-surface datum.

INSTRUMENTATION.--Measured using a steel tape.

DATUM.--Altitude of land-surface datum is 2,770 ft. Measuring point: Top of casing 1.50 ft above land-surface datum.

PERIOD OF RECORD.--March 1985 to current year.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 328.95 ft below land-surface datum, March 11, 1985; lowest water level,
365.80 ft below land-surface datum, February 13, 1989.

WATER LEVELS IN FEET BELOW LAND SURFACE DATUM, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

WATER WATER WATER WATER WATER

DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL

OCT 09 345.74 NOV 18 343.83 APR 14 343.62 JUN 08 343.73 SEP 02 344.70

WATER YEAR 2004 HIGHEST 343.62 APR 14, 2004 LOWEST 345.74 OCT 09, 2003

GROUND-WATER LEVELS

NETWORK SITES--Continued

GRAND FORKS COUNTY

475646097372201. Local number, 152-054-31BBB.

LOCATION.--Lat 47×56'46", long 97×37'22", Hydrologic Unit 09020307. Owner: North Dakota State Water Commission.

AQUIFER.--Elk Valley.

WELL CHARACTERISTICS.--Drilled observation well, depth 84 ft, cased with 60 ft of 4-in diameter plastic pipe, slotted 50 to
60 ft below land-surface datum.

INSTRUMENTATION.--Water-level recorder October 1973 to current year. Only intermittent low and EOM water levels, obtained from
strip-chart recorders, are available from the District office for June 1965 to September 1973. From October 1973 to current
year, daily maximum and minimum recorded waterlevels also are available.

DATUM.--Altitude of land-surface datum is 1,122.6 ft. Measuring point: Top of casing 1.31 ft above land-surface datum. Prior to

road construction completed on October 19, 1978, altitude of land-surface datum was 1,127 ft.

PERIOD OF RECORD.--September 1965 to current year.

REMARKS.--Real-time data available on the U.S. Geological Survey webpage at: http://nd.water.usgs.gov.

EXTREMES FOR PERIOD OF RECORD.--Highest water level, 19.40 ft below land-surface datum, June 10-11, 2001; lowest water level
26.50 ft below land-surface datum, September 1, 1965.

DEPTH TO WATER LEVEL, FEET BELOW LAND SURFACE, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004

DAILY MAXIMUM VALUES

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

1 23.63 --- 23.22 23.15 23.14 --- 22.91 22.80 22.57 23.01 23.71 23.87

2 23.62 23.33 23.22 23.15 23.14 23.16 22.89 22.80 22.57 23.05 23.72 23.84

3 23.60 23.33 23.22 23.14 23.14 23.16 22.89 22.79 22.54 23.10 23.73 23.82

4 23.59 23.32 23.20 23.14 23.14 23.18 22.89 22.78 22.51 23.14 23.73 23.80

5 23.58 23.32 23.20 23.15 23.14 23.18 22.88 22.77 22.48 23.17 23.75 23.79

6 23.58 23.31 23.20 23.15 23.14 23.18 22.87 22.77 22.47 23.20 23.76 23.78

7 23.56 23.31 23.20 23.15 23.14 23.17 22.87 22.77 22.42 23.22 23.79 23.77

8 23.55 23.31 23.19 23.15 23.14 23.18 22.86 22.76 22.42 23.25 23.81 23.73

9 23.54 23.31 23.19 23.15 23.14 23.18 22.87 22.76 22.41 23.27 23.84 23.69

10 23.55 23.30 23.19 23.15 23.14 23.19 22.87 22.75 22.40 23.27 23.85 23.68

11 23.55 23.29 23.18 23.15 23.15 23.19 22.87 22.75 22.39 23.27 23.87 23.67

12 23.55 23.28 23.18 23.15 23.15 23.19 22.87 22.73 22.38 23.28 23.87 23.64

13 23.55 23.27 23.18 23.15 23.14 23.19 22.86 22.73 22.37 23.27 23.87 23.62

14 23.54 23.27 23.17 23.14 23.14 23.18 22.86 22.73 22.36 23.29 23.87 23.60

15 23.53 23.26 23.16 23.14 23.14 23.18 22.85 22.73 22.36 23.29 23.87 23.60

16 23.53 23.26 23.16 23.14 23.15 23.18 22.83 22.71 22.35 23.29 23.86 23.59

17 23.52 23.25 23.16 23.14 23.15 23.17 22.83 22.70 22.35 23.30 23.85 23.58

18 23.52 23.25 23.16 23.14 23.15 23.17 22.83 22.70 22.35 23.31 23.84 23.57

19 23.50 23.24 23.16 23.14 23.15 23.17 22.83 22.69 22.36 23.34 23.87 23.55

20 23.49 23.24 23.16 23.14 23.15 23.17 22.83 22.67 22.40 23.38 23.90 23.53

21 23.48 23.24 23.16 23.14 23.15 23.17 22.82 22.67 22.46 23.42 23.91 23.53

22 23.47 23.24 23.15 23.14 23.15 23.17 22.83 22.66 22.58 23.45 23.93 23.52

23 23.46 23.24 23.15 23.14 23.16 23.16 22.83 22.66 22.66 23.47 23.93 23.51

24 23.46 23.24 23.15 23.14 23.16 23.15 22.82 22.65 22.70 23.48 23.94 23.50

25 23.44 23.22 23.15 23.14 23.16 23.15 22.82 22.64 22.76 23.51 23.94 23.50

26 23.44 23.21 23.15 23.14 23.16 23.13 22.81 22.63 22.80 23.54 --- 23.48

27 --- 23.21 23.16 23.14 23.16 23.12 22.81 22.60 22.86 23.61 23.94 23.47

28 --- 23.21 23.16 23.14 23.16 23.08 22.80 22.60 22.91 23.62 23.94 23.47

29 --- 23.21 23.16 23.14 --- 23.05 22.80 22.60 22.95 23.66 23.92 23.44

30 --- 23.21 23.16 23.14 --- 22.97 22.80 22.59 22.98 23.68 23.90 23.43

31 --- --- 23.16 23.14 --- 22.93 --- 22.57 --- 23.69 23.89 ---

GROUND-WATER LEVELS

NETWORK SITES--Continued

GRAND FORKS COUNTY--Continued

GROUND-WATER LEVELS

NETWORK SITES--Continued

GRAND FORKS COUNTY--Continued

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