LOCATION.-- Lat 42°26'17", long 89°10'29", (NAD of 1927) in SE1/4SW1/4 sec.12, T.28 N., R.11 E., Winnebago County, Hydrologic Unit 7090003, on left bank on upstream side of bridge, next to the Rivers Edge Campsite, 1.5 mi downstream from Sugar Creek, 7 mi upstream from confluence with Rock River, and at mile 7.1. |
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DRAINAGE AREA.-- 2,556 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: July 2002 to current year. |
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STAGE: July 2002 to current year. |
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GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 711.79 ft above NGVD of 1929. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 5,440 ft3/s, Aug. 28, 2002, gage-height, 10.95 ft; minimum discharge, 473 ft3/s, March 6, 2003. |
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REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor. |
Discharge, cubic feet per second, 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 | 1300 | 1480 | e1200 | 1230 | e700 | 807 | 1490 | 1090 | e1200 | e1100 | 906 | e660 |
2 | 1870 | 1440 | e1200 | 1160 | e700 | 888 | 1390 | 1300 | e1200 | e1100 | 896 | e640 |
3 | 2160 | 1420 | e1100 | 1040 | e700 | 849 | 1300 | 1730 | e1200 | e1100 | 911 | 619 |
4 | 2380 | 1400 | e1100 | 996 | e700 | 895 | 1270 | 2220 | e1200 | e1100 | 867 | 589 |
5 | 2990 | 1410 | e1000 | 1070 | e700 | 850 | 1240 | 2470 | e1100 | e1100 | 825 | 589 |
6 | 2950 | 1420 | e980 | 1160 | e700 | 888 | 1250 | 2480 | e1100 | e1120 | 832 | 576 |
7 | 2890 | 1400 | e960 | 1170 | e700 | 915 | 1290 | 2410 | e1100 | e1200 | 827 | 568 |
8 | 2840 | 1390 | e940 | 1200 | e700 | 1060 | 1210 | 2260 | e1100 | e1300 | 830 | 570 |
9 | 2650 | 1400 | e940 | 1180 | e700 | 879 | 1180 | 2390 | e1100 | 1610 | 797 | 575 |
10 | 2330 | 1400 | e940 | 1140 | e700 | 916 | 1220 | 3170 | e1100 | 1640 | 746 | 584 |
11 | 2070 | 1390 | e960 | 1030 | e720 | 821 | 1240 | 3520 | e1100 | 1550 | 715 | 597 |
12 | 1890 | 1380 | e980 | 975 | e700 | 903 | 1280 | 3430 | e1100 | 1370 | 683 | 618 |
13 | 1780 | 1370 | e1000 | e900 | e700 | 883 | 1330 | 3010 | e1050 | 1270 | 687 | 680 |
14 | 1690 | 1360 | e1050 | e860 | e700 | 1050 | 1300 | 2800 | e1000 | 1190 | 685 | 841 |
15 | 1620 | 1350 | e1100 | e820 | e700 | 1240 | 1220 | 3420 | e1000 | 1160 | 672 | 1010 |
16 | 1570 | 1340 | e1120 | e740 | e700 | 1800 | 1180 | 3920 | e1000 | e1130 | e680 | 1120 |
17 | 1550 | 1320 | e1200 | e700 | e700 | 2500 | 1190 | 3680 | e1000 | e1100 | e680 | 1180 |
18 | 1540 | 1300 | e1300 | e700 | e740 | 2590 | 1170 | 3220 | e1050 | e1100 | e680 | 1100 |
19 | 1510 | 1300 | 1500 | e700 | 758 | 2240 | 1170 | 2780 | e1100 | e1100 | e680 | 971 |
20 | 1500 | 1300 | 1600 | e700 | 799 | 1950 | 1260 | 2550 | e1100 | e1100 | e660 | 791 |
21 | 1490 | 1300 | 1700 | e700 | 781 | 1720 | 1430 | e2000 | e1050 | e1100 | e660 | 684 |
22 | 1470 | 1300 | 1660 | e700 | e760 | 1570 | 1420 | e1900 | e1000 | e1100 | e640 | 653 |
23 | 1460 | 1290 | 1480 | e700 | e740 | 1510 | 1370 | e1900 | e1000 | e1120 | e640 | e640 |
24 | 1470 | 1300 | 1200 | e700 | e760 | 1420 | 1300 | e1800 | e1050 | 1060 | e640 | e640 |
25 | 1480 | 1280 | 1270 | e700 | e780 | 1380 | 1200 | e1700 | e1100 | 1070 | e640 | e645 |
26 | 1520 | 1240 | 1160 | e700 | e760 | 1340 | 1100 | e1600 | e1100 | 1040 | e640 | 674 |
27 | 1550 | 1220 | 1170 | e700 | e760 | 1300 | 1040 | e1500 | 1210 | 975 | e620 | 671 |
28 | 1580 | 1130 | 1310 | e700 | e720 | 1300 | 1000 | e1400 | e1200 | 906 | e620 | 671 |
29 | 1590 | 1190 | 1490 | e700 | --- | 1420 | 995 | e1300 | e1170 | 927 | e620 | 656 |
30 | 1570 | e1300 | 1410 | e700 | --- | 1520 | 952 | e1200 | e1150 | 880 | e640 | 602 |
31 | 1530 | --- | 1310 | e700 | --- | 1560 | --- | e1200 | --- | 877 | e660 | --- |
TOTAL | 57790 | 40120 | 37330 | 27171 | 20278 | 40964 | 36987 | 71350 | 32930 | 35495 | 22279 | 21414 |
MEAN | 1864 | 1337 | 1204 | 876 | 724 | 1321 | 1233 | 2302 | 1098 | 1145 | 719 | 714 |
MAX | 2990 | 1480 | 1700 | 1230 | 799 | 2590 | 1490 | 3920 | 1210 | 1640 | 911 | 1180 |
MIN | 1300 | 1130 | 940 | 700 | 700 | 807 | 952 | 1090 | 1000 | 877 | 620 | 568 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2002 - 2003, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 1864 | 1337 | 1204 | 876 | 724 | 1321 | 1233 | 2302 | 1098 | 1145 | 1411 | 1038 |
MAX | 1864 | 1337 | 1204 | 876 | 724 | 1321 | 1233 | 2302 | 1098 | 1145 | 2103 | 1363 |
(WY) | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2002 | 2002 |
MIN | 1864 | 1337 | 1204 | 876 | 724 | 1321 | 1233 | 2302 | 1098 | 1145 | 719 | 714 |
(WY) | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 |
SUMMARY STATISTICS | FOR 2003 WATER YEAR | WATER YEARS 2002 - 2003 | ||||
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ANNUAL TOTAL | 444108 | |||||
ANNUAL MEAN | 1217 | |||||
HIGHEST ANNUAL MEAN | 1217 | 2003 | ||||
LOWEST ANNUAL MEAN | 1217 | 2003 | ||||
HIGHEST DAILY MEAN | 3920 | May 16 | 5370 | Aug 28 2002 | ||
LOWEST DAILY MEAN | 568 | Sep 7 | 568 | Sep 7 2003 | ||
ANNUAL SEVEN-DAY MINIMUM | 579 | Sep 4 | 579 | Sep 4 2003 | ||
MAXIMUM PEAK FLOW | 4500 | May 16 | 5440 | Aug 28 2002 | ||
MAXIMUM PEAK STAGE | 8.64 | May 16 | 10.95 | Aug 28 2002 | ||
INSTANTANEOUS LOW FLOW | 473 | Mar 6 | 473 | Mar 6 2003 | ||
ANNUAL RUNOFF (CFSM) | 0.48 | |||||
ANNUAL RUNOFF (INCHES) | 6.46 | |||||
10 PERCENT EXCEEDS | 1800 | 1800 | ||||
50 PERCENT EXCEEDS | 1100 | 1100 | ||||
90 PERCENT EXCEEDS | 680 | 680 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |