Station list     Available data
KASKASKIA RIVER BASIN


05590800       LAKE FORK AT ATWOOD, IL

 

LOCATION.-- Lat 39°48'23", long 88°28'34" (NAD of 1927), in NE1/4NW1/4 sec.36, T.16 N., R.6 E., Piatt County, Hydrologic Unit 07140201, on left bank at downstream side of bridge, 0.9 mi northwest of Atwood and at mile 9.0.

 

DRAINAGE AREA.-- 149 mi2.

 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

 

DISCHARGE: October 1972 to current year.

 

STAGE: Water years 1994-2002.

 

REVISED RECORDS.-- WDR IL-93-1: 1989(M), 1990-92. WDR IL-94-1: 1989.

 

GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 644.58 ft above NGVD of 1929.

 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 4,030 ft3/s, Mar. 5, 1979, gage height, 14.03 ft; maximum gage height, 15.39 ft, Apr. 12, 1994, discharge, 3,390 ft3/s; no flow for many days in most years.

 

REMARKS FOR CURRENT YEAR.-- Records fair except those for Aug. 11 to Sept. 30 and those for estimated daily discharges, which are poor.

DISCHARGE, in CFS, WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002
DAILY MEAN VALUES
DAYOCTNOVDECJANFEBMARAPRMAYJUNJULAUGSEP
 
10.0062 146 e70 1210 169 376 669 154 50   0.91e0.00
20.0057 101 e68 922 190 307 532 133 45   0.72e0.00
30.0446 79 e67 702 477 233 394 117 42   0.53e0.00
40.1240 65 67 534 380 185 309 106 38   0.44e0.00
52.7  38 56 69 374 277 164 256 115 33   0.42e0.00
 
62.7  36 50 67 284 273 153 404 123 29   0.21e0.00
73.2  35 46 58 231 282 147 1190 106 25   0.04e0.00
83.9  33 41 58 189 251 192 1070 93 22   0.00e0.00
94.0  30 36 57 168 396 354 1240 87 20   0.00e0.00
104.4  28 33 51 163 521 288 1060 82 18   0.00e0.00
 
116.1  27 31 44 152 364 247 883 121 15   0.00e0.00
1235     24 30 42 161 293 225 2460 557 13   0.00e0.00
1370     23 51 44 139 247 219 3810 519 12   0.00e0.00
14204     23 99 45 120 214 194 3070 422 10   0.00e0.00
15208     23 203 41 122 196 182 1940 301 8.50.0  e0.00
 
16195     22 189 36 112 179 160 1190 227 7.10.55e0.00
17210     19 525 35 98 169 144 1080 176 6.21.5  1.3  
18154     18 696 35 86 160 133 859 147 5.20.202.3  
19115     19 511 36 205 143 136 665 126 4.20.192.8  
2084     19 346 34 1060 146 686 499 110 3.62.1  4.0  
 
2166     18 254 35 937 131 1220 362 98 3.00.523.4  
2254     18 212 32 676 115 1260 288 91 3.80.143.1  
2353     18 194 32 503 118 868 243 87 7.70.852.9  
2478     20 162 32 383 119 811 206 82 5.21.6  2.7  
25272     21 136 28 308 205 1240 175 114 2.91.1  2.4  
 
26242     16 124 27 248 300 848 148 111 2.10.982.4  
27156     15 117 27 204 230 882 133 89 2.5e0.202.4  
28109     16 108 28 228 331 1670 251 73 3.0e0.012.0  
2987     20 92 30 --- 702 1190 296 61 2.0e0.001.8  
3072     86 e80 46 --- 676 861 247 55 1.4e0.001.6  
 
3164     --- e73 670 --- 507 --- 191 --- 1.1e0.00---     

TOTAL2555.168704886201110519876115575261204683441.513.2135.10
MEAN82.4229.00157.664.87375.7282.6519.2842.6156.114.240.4261.170
MAX27286696670121070216703810557502.14.0
MIN0.0015302786115133133551.10.000.00
CFSM0.550.191.060.442.521.903.485.651.050.100.000.01
IN.0.640.221.220.502.632.193.896.521.170.110.000.01

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1973 - 2002, BY WATER YEAR (WY)
MEAN52.69101.7148.3126.0210.2256.0244.0278.9180.384.3957.2623.74
MAX371592452573595957703843738358394272
(WY)199419931988199319821979199420021974197319811993
MIN0.0000.820.460.164.1833.035.132.42.650.0000.0000.000
(WY)198920001977197719772000200020011988198819841988

SUMMARY STATISTICSFOR 2001 CALENDAR YEARFOR 2002 WATER YEARWATER YEARS 1973 - 2002
ANNUAL TOTAL39033.5076469.97
ANNUAL MEAN106.9  209.5  146.6      
HIGHEST ANNUAL MEAN260         1973,1993
LOWEST ANNUAL MEAN51.8      2000
HIGHEST DAILY MEAN1570         Feb 253810         May 133810         May 13 2002
LOWEST DAILY MEAN0.00    A0.00    B0.00    C
ANNUAL SEVEN-DAY MINIMUM0.00    Sep 260.00    Aug 80.00    Aug 28 1976
MAXIMUM PEAK FLOW3980         May 134030      DMar 5 1979
MAXIMUM PEAK STAGE15.25    May 1315.39 EApr 12 1994
ANNUAL RUNOFF (CFSM)0.721.410.98    
ANNUAL RUNOFF (INCHES)9.7519.0913.37    
10 PERCENT EXCEEDS252     543     397         
50 PERCENT EXCEEDS42     73     52         
90 PERCENT EXCEEDS1.1  0.200.76    

A - Sept. 26, 2001, Sept. 28 to Oct. 2, 2001.

B - Many days.

C - Many days in most years.

D - Gage height, 14.03 ft.

E - Discharge, 3,390 ft3/s.



Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data