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 2002 TO SEPTEMBER 2003
DAILY MEAN VALUES
DAYOCTNOVDECJANFEBMARAPRMAYJUNJULAUGSEP
 
196 126 118 155 e97 e132 310 295 634 443 290 248 
294 123 123 e146 e106 e122 275 1250 e570 388 264 246 
394 118 123 e142 e117 e118 247 3010 e540 349 250 222 
495 117 e105 e142 e125 e123 334 1810 e550 325 343 172 
599 117 e95 e146 e137 e113 443 1710 e560 306 328 140 
 
698 122 e96 e160 e146 e110 369 2250 e520 280 255 104 
7121 120 e97 e140 e132 e125 394 2560 e550 256 219 83 
8116 121 e92 e130 e123 e150 398 1730 e580 261 200 72 
9114 124 e87 e142 e110 e185 422 1430 e540 674 180 66 
10103 132 e92 e125 e99 e210 383 2430 e530 9400 166 62 
 
1195 117 e94 e107 e92 e240 339 4110 519 5150 155 59 
1290 113 e98 e110 e85 e220 306 5920 531 3550 150 55 
1388 109 102 e112 e83 e250 278 4380 539 2300 148 61 
1488 109 104 e94 e82 1000 258 2650 519 1460 144 70 
1586 109 110 e86 e82 918 239 2080 498 1170 145 80 
 
1688 109 115 e82 e82 819 230 2470 452 975 135 91 
1786 109 116 e78 e84 718 299 2150 404 803 126 86 
1888 127 196 e75 e87 703 336 1650 379 703 121 70 
1996 138 274 e72 e92 635 384 1440 368 625 e112 63 
20102 139 445 e70 e98 658 349 1310 349 571 e105 56 
 
21102 163 398 e68 e140 616 330 1240 333 543 e95 52 
2299 185 306 e67 e220 536 313 1170 306 832 78 58 
23100 171 220 e66 e385 433 280 1030 292 921 73 57 
24104 165 173 e66 e410 363 259 971 284 733 70 53 
25105 143 e140 e66 e300 347 269 913 303 524 67 54 
 
26107 133 e170 e66 e220 329 267 860 602 444 65 59 
27111 129 e198 e68 e170 315 261 796 1060 396 62 59 
28123 124 e202 e72 e150 313 241 729 780 372 58 53 
29130 126 198 e76 --- 340 226 685 592 351 67 53 
30132 129 175 e82 --- 360 242 690 510 332 79 57 
 
31132 --- 162 e90 --- 349 --- 691 --- 317 93 --- 

TOTAL3182386750243101405411850928156410151943575446432661
MEAN1031291621001453823091820506115315088.7
MAX1321854451604101000443592010609400343248
MIN861098766821102262952842565852
CFSM0.060.080.100.060.090.230.191.110.310.710.090.05
IN.0.070.090.110.070.090.270.211.280.350.810.110.06

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1914 - 2003, BY WATER YEAR (WY)
MEAN5336046571007145616491847176416291045524600
MAX535643865745550071116524675280157908783947678440
(WY)198719861983191620011985198319951974199319241926
MIN26.524.926.817.744.218889.729.188.030.16.4617.9
(WY)195719151915194019891956195619341934193619141988

SUMMARY STATISTICSFOR 2002 CALENDAR YEARFOR 2003 WATER YEARWATER YEARS 1914 - 2003
ANNUAL TOTAL531722     155021     
ANNUAL MEAN1457     425     1107         
HIGHEST ANNUAL MEAN3578         1993
LOWEST ANNUAL MEAN168         1989
HIGHEST DAILY MEAN23200         May 149400         Jul 1032800         Aug 23 1924
LOWEST DAILY MEAN86         A52         Sep 213.8      Jul 31 1914
ANNUAL SEVEN-DAY MINIMUM88         Oct 1255         Sep 234.2      Aug 23 1914
MAXIMUM PEAK FLOW11400         Jul 1037300      BAug 22 1924
MAXIMUM PEAK STAGE21.97    Jul 1033.10 CJul 26 1993
INSTANTANEOUS LOW FLOW49         Sep 213.8   DE
ANNUAL RUNOFF (CFSM)0.890.260.68    
ANNUAL RUNOFF (INCHES)12.093.539.19    
10 PERCENT EXCEEDS3320     843     2560         
50 PERCENT EXCEEDS558     160     480         
90 PERCENT EXCEEDS106     73     65         

A - Oct. 15, 17.

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

C - Discharge, 34,700 ft3/s.

D - Observed.

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



Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data