Station list     Available data
ILLINOIS RIVER BASIN


05531300       SALT CREEK AT ELMHURST, IL



LOCATION.-- Lat 41°53'10", long 87°57'33", in SW1/4NW1/4 sec.11, T.39 N., R.11 E., Du Page County, Hydrologic Unit 07120004, on left bank at upstream side of the Illinois Prairie Path Bikeway bridge in Elmhurst, and at mile 20.1.

DRAINAGE AREA.-- 91.5 mi2.

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: June 1989 to current year.

 

STAGE: Water years 1994-2001.

 

PARTIAL RECORD: Annual maximum, water years 1961-80.

PRECIPITATION: October 1989 to March 1996 and December 1996 to current year.

REVISED RECORDS.-- WDR IL-77-1: 1961-76(M).

GAGE.-- Water-stage recorder, phone telemeter, rain gage, and crest-stage gage. Datum of gage is 652.65 ft above sea level. Water years 1997 and 1998, datum incorrectly published as 655.00 ft above sea level. Prior to October 1, 1996, at site 990 ft upstream at datum 2.35 ft higher. Prior to June 1, 1989, crest-stage gage at datum 7.84 ft higher.

REMARKS.-- Occasional regulation by sewage treatment plants upstream from station. Since May 28, 1996, some flow temporarily diverted for flood control to Elmhurst Quarry Flood Control Reservoir about 1.0 miles upstream from gage. Collection, computation and publication of precipitation data do not necessarily conform to standards used by the National Weather Service. Precipitation data could be subject to error for days with freezing and/or thawing of precipitation.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 2,230 ft3/s, Aug. 27, 1972, gage height, 12.76 ft, datum 660.49 ft above sea level, maximum gage height, 13.56 ft, Aug. 6, 1989; minimum discharge, 18 ft3/s, July 1, 1989.
PRECIPITATION: Maximum daily total, 3.67 in., September 11, 2000, but may have been greater during periods of missing record.

EXTREMES FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001
DAILY MEAN VALUES
DAYOCTNOVDECJANFEBMARAPRMAYJUNJULAUGSEP
 
159 41 74 52 349 171 86 79 220 34 50 333 
256 47 64 52 231 152 98 68 369 46 66 179 
369 51 63 53 162 131 119 76 295 49 50 145 
4328 47 61 51 132 118 113 67 191 40 44 101 
5239 44 55 53 115 106 112 54 258 39 42 74 
 
6173 79 e53 54 103 97 267 68 310 38 59 103 
7121 299 e52 57 98 89 227 89 234 58 53 151 
895 309 e50 59 172 82 170 88 173 49 41 116 
978 410 50 58 743 83 156 88 140 48 52 110 
1066 571 51 56 1010 72 145 99 113 46 108 111 
 
1161 492 e50 55 788 90 150 435 97 42 94 116 
1256 272 e50 58 454 105 221 512 132 40 70 83 
1353 215 e51 61 299 124 212 294 134 39 64 66 
1448 170 e51 91 294 118 159 167 110 34 55 58 
1548 135 e52 160 341 165 178 136 92 33 47 47 
 
1654 109 e52 221 308 359 162 118 81 34 107 49 
1752 98 e52 192 253 388 132 103 72 54 105 50 
1849 81 e52 163 193 349 117 83 93 53 89 73 
1948 75 e54 137 143 293 99 66 101 43 112 644 
2048 76 e54 113 128 249 128 59 97 42 86 853 
 
2145 66 e50 102 109 210 197 67 120 38 69 924 
2245 59 e49 90 110 174 179 72 100 100 97 888 
2353 59 e48 82 102 159 262 74 67 145 303 722 
2466 59 e47 79 241 141 326 71 59 120 403 553 
2566 56 e45 72 565 117 219 85 55 191 408 411 
 
2667 87 45 70 558 105 182 132 66 157 371 295 
2760 87 47 68 357 95 167 279 59 99 252 227 
2851 74 47 65 228 87 123 241 50 69 172 189 
2945 79 47 106 --- 87 91 159 48 57 116 162 
3045 74 48 365 --- 85 86 111 44 52 120 142 
 
3143 --- 52 454 --- 80 --- 101 --- 64 616 --- 

TOTAL238743211616334985864681488341413980195343217975
MEAN77.014452.110830715116313413363.0139266
MAX328571744541010388326512369191616924
MIN434145519872865444334147
CFSM.841.57.571.183.351.651.781.461.45.691.522.91
IN..971.76.661.363.491.901.991.681.62.791.763.24

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1989 - 2001, BY WATER YEAR (WY)
MEAN99.514310313717017522718715498.5135106
MAX204251186282350263430431360229338266
(WY)199919911992199319971993199319961996199319902001
MIN56.847.946.156.276.870.299.458.453.138.150.748.8
(WY)199320001990199419962000199419921992199119911994

SUMMARY STATISTICSFOR 2000 CALENDAR YEARFOR 2001 WATER YEARWATER YEARS 1989 - 2001
ANNUAL TOTAL43282     52193     
ANNUAL MEAN118     143     144     
HIGHEST ANNUAL MEAN196     1993
LOWEST ANNUAL MEAN110     1994
HIGHEST DAILY MEAN1060         Apr 211010         Feb 101450     Aug 21 1990
LOWEST DAILY MEAN36         Sep 933         Jul 1529     Jul 1 1989
ANNUAL SEVEN-DAY MINIMUM38         Sep 338         Jul 1032     Sep 16 1994
MAXIMUM PEAK FLOW1110         Sep 201580     Aug 6 1989
MAXIMUM PEAK STAGE10.69    Sep 2013.56Aug 6 1989
INSTANTANEOUS LOW FLOW26         Jul 118     Jul 1 1989
ANNUAL RUNOFF (CFSM)1.291.561.57
ANNUAL RUNOFF (INCHES)17.6021.2321.32
10 PERCENT EXCEEDS272     308     301     
50 PERCENT EXCEEDS68     90     87     
90 PERCENT EXCEEDS45     48     44     



Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data