Station list     Available data
ILLINOIS RIVER BASIN


05570000       SPOON RIVER AT SEVILLE, IL

 

LOCATION.-- Lat 40°29'24", long 90°20'25" (NAD of 1927), in SE1/4NW1/4 sec.24, T.6 N., R.1 E., Fulton County, Hydrologic Unit 07130005, on left bank at downstream side of State Highway 95 bridge, 0.5 mi upstream from a railroad bridge, 0.5 mi northeast of Seville, 0.1 mi downstream from Shaw Creek, and at mile 39.2.

 

DRAINAGE AREA.-- 1,636 mi2.

 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

 

DISCHARGE: July 1914 to current year. Monthly discharge only for some periods, published in WSP 1308.

 

STAGE: Water years 1994 to current year.

SURFACE-WATER QUALITY

 

CHEMICAL: Water years 1978-93.

 

SEDIMENT: Water years 1980-97, Feb. 2003 to current year.

 

MISCELLANEOUS: Sediment concentration and particle size, water years 1993, 1995-97, 2003.

 

REVISED RECORDS.-- WSP 1208: 1917, 1920, 1922, 1924, 1926-27, 1929(M). WSP 1308: 1919(M), 1936(M), 1938(M), 1942(M), 1945(M). WDR IL-75-1: Drainage area.

 

GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter, sediment sampler, and crest-stage gage. Datum of gage is 467.04 ft above NGVD of 1929. Datum of gage was incorrectly published water years 1927-1941. Prior to May 9, 1935, nonrecording gage 0.5 miles downstream at same datum. May 9, 1935 to June 30, 1976, nonrecording gage 0.47 miles downstream at same datum. July 1, 1976, to July 13, 1983, recording gage at present site and datum. July 14, 1983 to Sept. 18, 2000, recording gage 0.47 miles downstream at same datum.

 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 37,300 ft3/s, Aug. 22, 1924, gage height, 30.77 ft, from graph based on gage readings; maximum gage height, 33.10 ft, July 26, 1993, discharge, 34,700 ft3/s; minimum observed discharge, 3.8 ft3/s, July 31, Aug. 27-29, 1914.

SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 4,630 mg/L, July 21, 1996; minimum daily, 10 mg/L, Feb. 5, 6, 1996.

SUSPENDED-SEDIMENT LOADS: Maximum daily, 128,000 tons, May 27, 1996; minimum daily, 2.9 tons, Feb. 6, 1996.

 

EXTREMES OUTSIDE PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Flood of 1883 reached a stage of about 33.0 ft, backwater from ice, discharge not determined.

 

REMARKS FOR CURRENT YEAR.-- Records fair except those for estimated daily discharges, which are poor.

Discharge, cubic feet per second, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
DAILY MEAN VALUES
DAYOCTNOVDECJANFEBMARAPRMAYJUNJULAUGSEP
 
160 76 286 762 e410 680 1370 681 6970 555 201 222 
265 81 278 728 e390 652 1290 1000 6360 526 194 177 
359 134 270 722 e380 634 1200 882 5190 525 184 151 
453 268 255 724 e370 631 1110 817 2890 575 187 133 
548 548 259 699 e360 1270 1040 950 2230 658 191 121 
 
647 957 265 645 e360 2340 977 962 1940 793 204 111 
747 613 278 712 e350 2370 944 868 1750 868 202 104 
847 472 280 882 e340 1870 918 794 1580 613 207 98 
951 357 284 862 e340 1520 878 990 1450 568 168 93 
1053 288 2100 846 e340 1320 826 1230 1580 731 149 90 
 
1149 255 6230 809 e330 1190 765 1110 1950 919 136 86 
1249 235 5540 765 e330 1080 725 1090 2100 1050 136 83 
1354 215 3340 726 e320 992 696 1530 1810 1490 128 80 
1475 196 2220 720 e320 932 674 1290 1530 956 118 78 
1580 182 1830 693 e320 918 662 1440 1430 708 113 82 
 
1693 174 1630 672 e310 906 643 1590 1380 575 109 297 
17124 170 1470 658 e310 888 630 1590 1300 510 104 1400 
18116 261 1320 623 e330 888 608 1360 1170 545 105 684 
19107 660 1210 e640 e400 882 581 1310 1080 457 134 452 
2098 743 1080 e680 e700 846 563 1490 998 392 418 365 
 
2186 599 1030 e720 e900 786 605 1370 968 359 350 285 
2278 535 1020 e660 e1550 739 695 1280 1000 334 255 236 
2373 445 1070 e620 e1500 699 694 1680 957 329 202 203 
2465 391 977 e590 e1400 696 621 1860 864 392 158 179 
2582 356 886 e550 e1250 724 616 1940 775 337 202 162 
 
2684 350 841 e530 e1050 787 661 1700 718 309 254 150 
2784 345 845 e510 e900 983 670 1910 675 275 369 139 
2889 328 861 e480 e760 1160 617 1650 645 254 338 131 
2985 314 845 e460 e720 1350 576 1430 616 237 391 125 
3084 302 834 e450 --- 1440 576 1420 589 225 352 117 
 
3177 --- 800 e430 --- 1420 --- 4360 --- 214 280 --- 

TOTAL226210850404342056817340335932343143574544951727965396634
MEAN73.03621304663598108478114061816557211221
MAX12495762308821550237013704360697014904181400
MIN477625543031063156368158921410478
CFSM0.040.220.800.410.370.660.480.861.110.340.130.14
IN.0.050.250.920.470.390.760.530.991.240.390.150.15

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1914 - 2004, BY WATER YEAR (WY)
MEAN5286016641003144616431835176016311039521596
MAX535643865745550071116524675280157908783947678440
(WY)198719861983191620011985198319951974199319241926
MIN26.524.926.817.744.218889.729.188.030.16.4617.9
(WY)195719151915194019891956195619341934193619141988

SUMMARY STATISTICSFOR 2003 CALENDAR YEARFOR 2004 WATER YEARWATER YEARS 1914 - 2004
ANNUAL TOTAL196494       276999       
ANNUAL MEAN538       757       1103           
HIGHEST ANNUAL MEAN3578           1993
LOWEST ANNUAL MEAN168           1989
HIGHEST DAILY MEAN9400           Jul 106970           Jun 132800           Aug 23 1924
LOWEST DAILY MEAN47           Oct 6-847           Oct 6-83.8        Jul 31 1914
ANNUAL SEVEN-DAY MINIMUM49           Oct 549           Oct 54.2        Aug 23 1914
MAXIMUM PEAK FLOW7210           Jun 137300        AAug 22 1924
MAXIMUM PEAK STAGE17.66      Jun 133.10   BJul 26 1993
INSTANTANEOUS LOW FLOW46           Oct 63.8     CD
ANNUAL RUNOFF (CFSM)0.3290.4630.674    
ANNUAL RUNOFF (INCHES)4.47  6.30  9.16      
10 PERCENT EXCEEDS1170       1490       2540           
50 PERCENT EXCEEDS265       616       480           
90 PERCENT EXCEEDS66       96       65           

A - Gage height, 30.77 ft., from graph based on gage readings.

B - Discharge, 34,700 ft3/s.

C - Observed.

D - July 31, and Aug. 27-29, 1914.



Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data