Station list     Available data
ROCK RIVER BASIN


05439500       SOUTH BRANCH KISHWAUKEE RIVER NEAR FAIRDALE, IL



LOCATION.-- Lat 42°06'39", long 88°54'02", in SE1/4SE1/4 sec.17, T.42 N., R.3 E., De Kalb County, Hydrologic Unit 07090006, on right bank at downstream side of bridge on Irene Road, 1.2 mi downstream from Owens Creek, 1.8 mi northeast of Fairdale, and at mile 11.0.

DRAINAGE AREA.-- 387 mi2.

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

DISCHARGE: October 1939 to current year. Monthly discharge only for some periods, published in WSP 1308.

 

STAGE: Water years 1994-2000.

SURFACE-WATER QUALITY
 

CHEMICAL: Water years 1978-81.

 

MISCELLANEOUS: May 1998 and July 1998.


REVISED RECORDS.-- WSP 1508: 1940, 1942(M). WDR IL-75-1: Drainage area.

GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 733.90 ft above sea level (levels by U.S. Army Corps of Engineers). Prior to May 1, 1940, nonrecording gage at same site and datum. Prior to Nov. 7, 1986, water-stage recorder on left bank at upstream side of bridge at same site and datum.

EXTREMES OUTSIDE PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: A stage of 11.9 ft occurred in March 1937, from information by a local resident.

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DAILY MEAN VALUES
DAYOCTNOVDECJANFEBMARAPRMAYJUNJULAUGSEP
 
1628 75 51 e88 e103 540 142 326 764 406 395 51 
2427 75 53 99 e98 444 144 305 1750 389 462 50 
3344 73 55 e108 e98 387 146 280 1240 1110 254 50 
4467 72 58 e106 e92 355 140 267 820 1310 179 49 
5447 68 132 e98 e91 324 136 262 687 950 145 47 
 
6348 68 266 e88 e91 295 137 248 591 667 188 44 
7278 65 214 e93 e94 273 137 243 479 518 196 42 
8235 65 157 e86 e94 265 142 241 415 430 222 42 
9207 67 134 e100 e99 261 147 294 364 383 172 41 
10184 65 123 e160 e100 237 146 557 325 415 134 42 
 
11158 62 111 e180 e96 219 144 564 359 658 112 70 
12147 62 103 e170 e96 211 136 600 1210 531 97 464 
13142 64 101 e155 e98 206 130 514 2250 397 92 196 
14130 63 93 e130 e95 201 129 397 2540 334 87 134 
15126 59 98 e142 e92 198 129 341 2360 289 81 124 
 
16124 58 103 e147 e88 191 127 320 1890 256 73 98 
17114 57 97 e118 e86 178 152 311 1180 232 83 88 
18105 58 e80 e123 86 173 163 636 856 211 110 80 
19103 59 e90 e110 89 184 182 938 690 196 85 75 
2096 59 e72 e100 91 201 1000 531 601 182 75 82 
 
2193 57 e62 e110 87 202 1810 417 574 167 68 103 
2292 57 e84 e113 160 178 1550 366 485 152 65 161 
2389 63 e80 e113 760 171 1040 343 419 138 63 782 
2483 62 e79 e105 1420 175 803 300 465 128 60 324 
2579 62 e78 e105 1750 181 629 266 1110 119 57 238 
 
2685 56 e78 e100 1540 169 515 248 1200 112 55 185 
2777 57 e78 e98 1120 171 448 251 839 106 54 157 
2875 54 e77 e94 803 172 399 285 627 97 55 136 
2977 52 e80 e94 639 160 361 301 533 100 53 125 
3077 53 e81 e98 --- 149 331 280 450 94 52 117 
 
3175 --- e81 e102 --- 144 --- 331 --- 134 52 --- 

TOTAL57121867304935331015672151159511563280731121138764197
MEAN18462.298.4114350233386373936362125140
MAX628752661801750540181093825401310462782
MIN7552518686144127241325945241
CFSM.48.16.25.29.90.601.00.962.42.93.32.36
IN..55.18.29.34.98.691.111.112.701.08.37.40

e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1940 - 2000, BY WATER YEAR (WY)
MEAN156191204231322525503412381234166145
MAX13181052123494612152392178213161734186312021181
(WY)195519861983197419971979199319961993199619871980
MIN11.312.611.36.1915.570.261.147.857.420.517.912.3
(WY)195419541964194019401956196319491988194019711953

SUMMARY STATISTICSFOR 1999 CALENDAR YEARFOR 2000 WATER YEARWATER YEARS 1940 - 2000
ANNUAL TOTAL169479     102047     
ANNUAL MEAN464     279     289     
HIGHEST ANNUAL MEAN752     1993
LOWEST ANNUAL MEAN65.7  1977
HIGHEST DAILY MEAN6120         Jun 132540         Jun 1414600     Jul 18 1996
LOWEST DAILY MEAN29         Sep 25,2641         Sep 93.0  Jan 20 1940
ANNUAL SEVEN-DAY MINIMUM33         Sep 744         Sep 44.1  Jan 19 1940
INSTANTANEOUS PEAK FLOW2650         Jun 1425400     Jul 18 1996
INSTANTANEOUS PEAK STAGE7.00    Jun 1413.37Jul 18 1996
INSTANTANEOUS LOW FLOW39         Sep 92.1  Jan 20 1940
ANNUAL RUNOFF (CFSM)1.20.72.75
ANNUAL RUNOFF (INCHES)16.299.8110.14
10 PERCENT EXCEEDS1130     631     671     
50 PERCENT EXCEEDS194     139     132     
90 PERCENT EXCEEDS45     62     19     


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data