LOCATION.-- Lat 41°12'44", long 87°26'44" (NAD of 1927), in SW1/4NW1/4 sec.22, T.32 N., R.9 W., Lake County, Hydrologic Unit 07120001, (SCHNEIDER, IN quadrangle), on left bank 15 ft upstream from bridge on Ackerman Avenue, 0.5 mi upstream from Bruce Ditch, 1.5 mi downstream from Cedar Creek, 1.6 mi north of Schneider, and at mile 10.1. |
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DRAINAGE AREA.-- 123 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: July 1948 to December 2001 (discontinued). |
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SURFACE-WATER QUALITY |
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SEDIMENT: Water years 1993-96. |
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REVISED RECORDS.-- WSP 1915: 1956-59. WSP 2115: Drainage area. |
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GAGE.-- Water-stage recorder. Datum of gage is 623.67 ft above NGVD of 1929. Prior to Oct. 1, 1949, nonrecording gage at same site at datum 2.00 ft higher. Oct. 1, 1949, to Aug. 13, 1951, nonrecording gage at same site and datum. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 3,550 ft3/s, March 5, 1976, maximum gage height, 12.54 ft, November 28, 1990; minimum daily discharge, 3.6 ft3/s, September 7, 1964. |
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REMARKS FOR CURRENT YEAR.-- Records fair except those for estimated daily discharges, which are poor. |
DISCHARGE, in CFS, WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | e15 | 84 | 145 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
2 | e14 | 175 | 111 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
3 | e14 | 250 | 97 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
4 | e13 | 164 | 88 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
5 | e13 | 131 | 82 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
6 | e31 | 114 | 78 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
7 | 33 | 102 | 74 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
8 | 29 | 93 | 70 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
9 | 28 | 86 | 67 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
10 | 27 | 82 | 64 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
11 | 24 | 75 | 61 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
12 | 32 | 70 | 58 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
13 | 51 | 66 | 59 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
14 | 229 | 65 | 63 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
15 | 252 | 63 | 77 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
16 | 191 | 62 | 82 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
17 | 194 | 59 | 108 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
18 | 144 | 58 | 155 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
19 | 115 | 58 | 126 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
20 | 96 | 58 | 111 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
21 | 82 | 57 | 97 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
22 | 75 | 57 | 85 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
23 | 78 | 54 | e81 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
24 | 103 | 53 | e76 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
25 | 344 | 57 | e73 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
26 | 239 | 54 | e72 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
27 | 161 | 54 | e69 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
28 | 127 | 52 | e67 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
29 | 108 | 52 | e66 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
30 | 95 | 100 | e65 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
31 | 88 | --- | e64 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
TOTAL | 3045 | 2505 | 2591 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
MEAN | 98.23 | 83.50 | 83.58 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
MAX | 344 | 250 | 155 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
MIN | 13 | 52 | 58 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
CFSM | 0.80 | 0.68 | 0.68 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
IN. | 0.92 | 0.76 | 0.78 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1949 - 2002, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 59.55 | 84.90 | 110.4 | 126.7 | 152.8 | 206.7 | 209.3 | 143.5 | 126.6 | 71.53 | 48.99 | 45.18 |
MAX | 295 | 471 | 457 | 475 | 486 | 634 | 477 | 421 | 481 | 321 | 237 | 308 |
(WY) | 1994 | 1986 | 1991 | 1993 | 1959 | 1982 | 1950 | 1974 | 1997 | 1996 | 1990 | 1993 |
MIN | 7.54 | 11.8 | 8.13 | 17.5 | 15.6 | 34.3 | 48.6 | 30.6 | 26.3 | 10.6 | 7.09 | 7.78 |
(WY) | 1964 | 1957 | 1964 | 1977 | 1964 | 1957 | 1963 | 1958 | 1988 | 1988 | 1964 | 1964 |
SUMMARY STATISTICS | FOR 2001 CALENDAR YEAR | FOR 2002 WATER YEAR | WATER YEARS 1949 - 2002 | |||
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ANNUAL TOTAL | 30089 | 8141 | ||||
ANNUAL MEAN | 82.44 | 88.49 | 115.1 | |||
HIGHEST ANNUAL MEAN | 227 | 1993 | ||||
LOWEST ANNUAL MEAN | 24.0 | 1964 | ||||
HIGHEST DAILY MEAN | 1200 | Feb 25 | 344 | Oct 25 | 2990 | Mar 5 1976 |
LOWEST DAILY MEAN | 12 | Sep 15 | 13 | Oct 4 | 3.6 | Sep 7 1964 |
ANNUAL SEVEN-DAY MINIMUM | 14 | Aug 9 | 19 | Oct 1 | 3.8 | Sep 4 1964 |
MAXIMUM PEAK FLOW | 387 | Oct 25 | 3550 | Mar 5 1976 | ||
MAXIMUM PEAK STAGE | 4.08 | Oct 25 | 12.54 | Nov 28 1990 | ||
ANNUAL RUNOFF (CFSM) | 0.67 | 0.72 | 0.94 | |||
ANNUAL RUNOFF (INCHES) | 9.10 | 2.46 | 12.71 | |||
10 PERCENT EXCEEDS | 146 | 163 | 253 | |||
50 PERCENT EXCEEDS | 57 | 74 | 61 | |||
90 PERCENT EXCEEDS | 17 | 30 | 19 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |