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LOCATION.-- Lat 42°22'07", long 89°03'30", (NAD 1983) in SW1/4SW1/4 sec.18, T.45 N., R.2 E., Winnebago County, Hydrologic Unit 07090005, at bridge on Latham Park Road, 1.1 mi upstream from Willow Creek, 3.1 mi downstream from McDonald Creek, 9 mi upstream of Rockford dam, and at mile 146.1. |
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DRAINAGE AREA.-- 6,476 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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STAGE: July 2002 to current year. |
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PARTIAL RECORD: Miscellaneous discharge measurements, Water years 1927 and 2003. |
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GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 700.00 ft above NGVD of 1929. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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STAGE: Maximum gage height, 6.28 ft, May 16, 2003, minimum, 3.02 ft, Aug. 22, Sept. 8, 2003. |
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EXTREMES FOR CURRENT YEAR.-- Maximum gage height, 6.28 ft, May 16, minimum, 3.02 ft, Aug. 22, Sept. 8. |
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| Gage height, feet, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAILY MEAN VALUES |
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| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
| 1 | 4.08 | 4.33 | 4.21 | 3.96 | 3.86 | 3.63 | 4.30 | 4.04 | 5.03 | 3.76 | 3.55 | 3.11 |
| 2 | 4.81 | 4.33 | 4.12 | 3.89 | 3.90 | 3.50 | 4.23 | 4.24 | 4.90 | 3.74 | 3.48 | 3.13 |
| 3 | 4.68 | 4.35 | 4.41 | 3.83 | 3.95 | 3.57 | 4.19 | 4.63 | 4.76 | 3.74 | 3.44 | 3.19 |
| 4 | 4.99 | 4.26 | 4.23 | 3.82 | 3.96 | 3.51 | 4.17 | 4.83 | 4.62 | 3.64 | 3.51 | 3.13 |
| 5 | 5.18 | 4.30 | 4.26 | 3.87 | 3.91 | 3.77 | 4.20 | 4.99 | 4.75 | 3.76 | 3.52 | 3.14 |
| 6 | 5.16 | 4.27 | 4.19 | 3.94 | 3.86 | 3.55 | 4.18 | 5.13 | 4.47 | 3.72 | 3.43 | 3.15 |
| 7 | 5.03 | 4.16 | 4.35 | 3.92 | 3.95 | 3.52 | 4.12 | 5.10 | 4.38 | 3.81 | 3.46 | 3.13 |
| 8 | 5.05 | 3.99 | 4.43 | 3.92 | 3.89 | 3.50 | 4.20 | 5.15 | 4.39 | 3.91 | 3.52 | 3.05 |
| 9 | 5.07 | 4.09 | 4.22 | 3.99 | 3.82 | 3.62 | 4.17 | 5.41 | 4.26 | 4.27 | 3.52 | 3.10 |
| 10 | 4.87 | 4.23 | 4.25 | 4.08 | 3.89 | 3.61 | 4.10 | 5.66 | 4.42 | 4.34 | 3.50 | 3.14 |
| 11 | 4.74 | 4.23 | 4.35 | 3.92 | 3.86 | 3.56 | 4.14 | 5.91 | 4.27 | 4.39 | 3.46 | 3.14 |
| 12 | 4.47 | 4.21 | 4.29 | 3.60 | 3.79 | 3.53 | 4.08 | 5.70 | 4.06 | 4.13 | 3.43 | 3.17 |
| 13 | 4.38 | 4.19 | 4.28 | 3.96 | 3.83 | 3.51 | 4.12 | 5.77 | 4.18 | 4.06 | 3.44 | 3.22 |
| 14 | 4.36 | 4.14 | 4.10 | 4.09 | 3.89 | 3.62 | 4.16 | 5.85 | 4.10 | 4.04 | 3.48 | 3.49 |
| 15 | 4.32 | 4.15 | 4.00 | 3.78 | 3.90 | 3.79 | 4.06 | 6.07 | 4.22 | 4.41 | 3.49 | 3.67 |
| 16 | 4.30 | 4.20 | 3.94 | 3.84 | 3.84 | 4.04 | 3.73 | 6.19 | 4.24 | 4.46 | 3.46 | 3.53 |
| 17 | 4.30 | 4.15 | 3.98 | 3.97 | 3.81 | 4.31 | 3.73 | 6.14 | 4.26 | 4.12 | 3.42 | 3.45 |
| 18 | 4.32 | 4.17 | 4.08 | 3.95 | 3.96 | 4.37 | 3.77 | 5.95 | 4.35 | 3.99 | 3.41 | 3.64 |
| 19 | 4.32 | 4.17 | 4.21 | 3.87 | 4.05 | 4.28 | 3.52 | 5.86 | 4.37 | 4.04 | 3.42 | 3.58 |
| 20 | 4.27 | 4.10 | 4.25 | 3.78 | 3.98 | 4.39 | 3.73 | 5.78 | 4.34 | 3.95 | 3.43 | 3.40 |
| 21 | 4.25 | 4.11 | 4.23 | 3.78 | 3.97 | 4.21 | 3.86 | 5.77 | 4.12 | 3.77 | 3.35 | 3.32 |
| 22 | 4.23 | 4.12 | 4.24 | 3.86 | 3.68 | 4.26 | 3.90 | 5.74 | 4.02 | 3.96 | 3.14 | 3.42 |
| 23 | 4.24 | 4.07 | 4.13 | 3.78 | 3.68 | 4.23 | 3.96 | 5.65 | 4.04 | 3.94 | 3.39 | 3.44 |
| 24 | 4.30 | 4.11 | 3.93 | 3.75 | 3.70 | 4.22 | 4.04 | 5.56 | 3.91 | 3.86 | 3.28 | 3.26 |
| 25 | 4.41 | 4.06 | 3.84 | 3.80 | 3.77 | 4.19 | 4.15 | 5.41 | 3.66 | 3.83 | 3.13 | 3.29 |
| 26 | 4.25 | 4.04 | 3.95 | 3.81 | 3.80 | 4.38 | 4.06 | 5.26 | 4.04 | 3.74 | 3.28 | 3.37 |
| 27 | 4.18 | 3.96 | 3.97 | 3.77 | 3.85 | 4.25 | 4.19 | 5.19 | 3.67 | 3.60 | 3.17 | 3.28 |
| 28 | 4.24 | 4.03 | 3.96 | 3.77 | 3.74 | 4.27 | 4.02 | 5.13 | 3.71 | 3.58 | 3.10 | 3.25 |
| 29 | 4.28 | 4.07 | 4.04 | 3.77 | --- | 4.33 | 3.89 | 5.05 | 3.78 | 3.56 | 3.14 | 3.34 |
| 30 | 4.44 | 4.01 | 4.10 | 3.81 | --- | 4.33 | 3.80 | 5.04 | 3.77 | 3.54 | 3.19 | 3.31 |
| 31 | 4.37 | --- | 4.05 | 3.84 | --- | 4.36 | --- | 5.18 | --- | 3.54 | 3.12 | --- |
| MEAN | 4.51 | 4.15 | 4.15 | 3.86 | 3.86 | 3.94 | 4.03 | 5.40 | 4.24 | 3.91 | 3.38 | 3.29 |
| MAX | 5.18 | 4.35 | 4.43 | 4.09 | 4.05 | 4.39 | 4.30 | 6.19 | 5.03 | 4.46 | 3.55 | 3.67 |
| MIN | 4.08 | 3.96 | 3.84 | 3.60 | 3.68 | 3.50 | 3.52 | 4.04 | 3.66 | 3.54 | 3.10 | 3.05 |
| WTR YR 2003 | MEAN 4.06 | MAX 6.19 | MIN 3.05 |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |