LOCATION.--Lat 39°49'04", long 90°39'16" (NAD of 1983), in SW1/4NE1/4 sec. 8, T.3 S., R. 2 W, Pike County, Hydrologic Unit 07130011, on right bank at upstream side of bridge on State Highway 104 at east side of Chambersburg, 3.8 miles downstream from Leineke Branch, 5.5 miles upstream from South Fork McKee Creek, and at mile 7.1. |
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DRAINAGE AREA.--341 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: August 2002 to current year. |
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STAGE: August 2002 to current year. |
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SURFACE-WATER QUALITY |
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CHEMICAL: WATER YEARS 1979-87. |
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SEDIMENT: October 2002 to current year. |
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MISCELLANEOUS: Sediment concentration and particle size, water years 2002-03. |
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GAGE.--Water-stage recorder, phone telemeter, automatic water sampler, and crest-stage-gage. Datum of gage is 400.00 ft above NGVD of 1929 (established by Illinois Dept. of Transportation). |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 9,420 ft3/s, September 1, 2003, gage height, 42.01 ft; Minimum discharge, 3.9 ft3/s, October 16, 2002. |
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SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 3,040 mg/L, May 25, 2004; minimum daily, 15 mg/L, Oct. 18-24, 2003. |
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SUSPENDED-SEDIMENT LOADS: Maximum daily, 66,700 tons, Aug. 26, 2004; minimum daily, 0.48 tons, Dec. 2, 2002. |
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EXTREMES OUTSIDE PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Flood of June 2002 exceeded the measured discharge of 12,100 ft3/s on June 13, 2002, gage height not determined. |
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REMARKS FOR CURRENT YEAR.-- Records fair except those for May 27 to June 29 and estimated daily discharges, which are poor. |
Discharge, cubic feet per second, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 70 | 43 | 69 | 129 | e52 | 101 | 177 | 81 | 505 | e30 | 9.9 | 194 |
2 | 57 | 40 | 65 | 121 | e52 | 101 | 162 | 143 | 130 | e28 | 9.6 | 143 |
3 | 50 | 40 | 60 | 117 | e51 | 96 | 160 | 107 | 77 | e27 | 9.4 | 112 |
4 | 46 | 52 | 60 | 149 | e51 | 157 | 173 | 83 | 69 | 137 | 10 | 93 |
5 | 42 | 1190 | 64 | 233 | e51 | 4640 | 191 | 76 | 78 | 79 | 9.4 | 79 |
6 | 40 | 657 | 67 | 197 | e51 | 1700 | 196 | 71 | 90 | 47 | 8.8 | 68 |
7 | 37 | 213 | 68 | 148 | e51 | 516 | 187 | 65 | 104 | 35 | 8.6 | 58 |
8 | 34 | 136 | 64 | e120 | e50 | 307 | 159 | 56 | 110 | 30 | 8.3 | 51 |
9 | 37 | 105 | 64 | e99 | e50 | 223 | 132 | 48 | 118 | 29 | e7.6 | 44 |
10 | 39 | 89 | 5500 | e90 | e50 | 186 | 102 | 45 | 112 | e370 | 7.2 | 40 |
11 | 46 | 81 | 6050 | e97 | e50 | 155 | 87 | 46 | 103 | e60 | 7.0 | 37 |
12 | 44 | 75 | 943 | e89 | e50 | 137 | 80 | 74 | 101 | e240 | 6.8 | 33 |
13 | 35 | 68 | 425 | e86 | e49 | 124 | 75 | 116 | 92 | e300 | 6.7 | 31 |
14 | 66 | 60 | 327 | e83 | e49 | 118 | 71 | 95 | 81 | 83 | 6.5 | 28 |
15 | 149 | 54 | 270 | e81 | e49 | 119 | 69 | 139 | 82 | 44 | 6.3 | 27 |
16 | 102 | 52 | 274 | e79 | e48 | 116 | 66 | 131 | 178 | 32 | 6.2 | 27 |
17 | 70 | 53 | 608 | e83 | e48 | 117 | 63 | 85 | 160 | 43 | 6.2 | 31 |
18 | 53 | 691 | 289 | e86 | e48 | 122 | 60 | 65 | 146 | 23 | 6.0 | 47 |
19 | 45 | 1970 | 228 | e78 | e90 | 114 | 56 | 58 | 159 | 19 | 5.7 | 33 |
20 | 39 | 449 | 186 | e82 | e250 | 99 | 63 | 69 | 169 | 16 | 7.1 | 27 |
21 | 36 | 223 | 164 | e74 | 641 | 87 | 101 | 54 | 168 | 14 | 6.9 | 23 |
22 | 33 | 160 | 165 | e69 | 274 | 81 | 133 | 47 | 160 | 15 | 6.3 | 21 |
23 | 31 | 141 | 181 | e64 | 204 | 76 | 97 | 45 | 156 | 13 | 6.4 | 20 |
24 | 30 | 150 | 349 | e60 | 193 | 80 | 86 | 49 | 133 | 12 | 6.7 | 18 |
25 | 42 | 139 | 221 | e56 | 158 | 89 | 162 | 1380 | 118 | 11 | 514 | 17 |
26 | 95 | 111 | 162 | e56 | 132 | 104 | 151 | 542 | 102 | 11 | 9580 | 16 |
27 | 129 | 98 | 160 | e54 | 116 | 171 | 104 | 185 | 83 | 9.9 | 6860 | 15 |
28 | 86 | 88 | 149 | e54 | 106 | 191 | 82 | 98 | 53 | 9.5 | 10100 | 15 |
29 | 67 | 80 | 163 | e53 | 101 | 290 | 69 | 73 | 37 | 8.9 | 4620 | 14 |
30 | 56 | 74 | 192 | e52 | --- | 345 | 66 | 58 | e33 | 10 | 568 | 14 |
31 | 48 | --- | 142 | e52 | --- | 212 | --- | 1140 | --- | 10 | 291 | --- |
TOTAL | 1754 | 7382 | 17729 | 2891 | 3165 | 10974 | 3380 | 5324 | 3707 | 1796.3 | 32712.6 | 1376 |
MEAN | 56.6 | 246 | 572 | 93.3 | 109 | 354 | 113 | 172 | 124 | 57.9 | 1055 | 45.9 |
MAX | 149 | 1970 | 6050 | 233 | 641 | 4640 | 196 | 1380 | 505 | 370 | 10100 | 194 |
MIN | 30 | 40 | 60 | 52 | 48 | 76 | 56 | 45 | 33 | 8.9 | 5.7 | 14 |
CFSM | 0.17 | 0.72 | 1.68 | 0.27 | 0.32 | 1.04 | 0.33 | 0.50 | 0.36 | 0.17 | 3.09 | 0.13 |
IN. | 0.19 | 0.81 | 1.93 | 0.32 | 0.35 | 1.20 | 0.37 | 0.58 | 0.40 | 0.20 | 3.57 | 0.15 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2002 - 2004, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 32.0 | 127 | 303 | 51.5 | 174 | 252 | 217 | 315 | 125 | 134 | 433 | 219 |
MAX | 56.6 | 246 | 572 | 93.3 | 242 | 354 | 321 | 458 | 127 | 211 | 1055 | 600 |
(WY) | 2004 | 2004 | 2004 | 2004 | 2003 | 2004 | 2003 | 2003 | 2003 | 2003 | 2004 | 2003 |
MIN | 7.37 | 7.97 | 34.0 | 9.78 | 109 | 150 | 113 | 172 | 124 | 57.9 | 59.9 | 10.1 |
(WY) | 2003 | 2003 | 2003 | 2003 | 2004 | 2003 | 2004 | 2004 | 2004 | 2004 | 2003 | 2002 |
SUMMARY STATISTICS | FOR 2003 CALENDAR YEAR | FOR 2004 WATER YEAR | WATER YEARS 2002 - 2004 | |||
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ANNUAL TOTAL | 92585.4 | 92190.9 | ||||
ANNUAL MEAN | 254 | 252 | ||||
HIGHEST ANNUAL MEAN | ||||||
LOWEST ANNUAL MEAN | ||||||
HIGHEST DAILY MEAN | 8230 | Sep 1 | 10100 | Aug 28 | 10100 | Aug 28 2004 |
LOWEST DAILY MEAN | 6.0 A | Jan 22-24 | 5.7 | Aug 19 | 3.9 | Oct 16 2002 |
ANNUAL SEVEN-DAY MINIMUM | 6.1 A | Jan 20 | 6.2 | Aug 13 | 4.5 | Oct 11 2002 |
MAXIMUM PEAK FLOW | 10900 | Aug 29 | 10900 | Aug 29 2004 | ||
MAXIMUM PEAK STAGE | 43.59 | Aug 29 | 43.59 | Aug 29 2004 | ||
INSTANTANEOUS LOW FLOW | 5.6 | Aug 19,20 | 3.9 | Oct 16 2002 | ||
ANNUAL RUNOFF (CFSM) | 0.744 | 0.739 | 0.640 | |||
ANNUAL RUNOFF (INCHES) | 10.10 | 10.06 | 8.69 | |||
10 PERCENT EXCEEDS | 535 | 256 | 318 | |||
50 PERCENT EXCEEDS | 68 | 78 | 60 | |||
90 PERCENT EXCEEDS | 12 | 15 | 7.3 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |