Station list     Available data
ILLINOIS RIVER BASIN


05536105       NORTH BRANCH CHICAGO RIVER AT ALBANY AVENUE AT CHICAGO, IL



LOCATION.-- Lat 41°58'27", long 87°42'22", in NW1/4SW1/4 sec.12, T.40 N., R.13 E., Cook County, Hydrologic Unit 07120003, on right downstream side of bridge in West River Park in Chicago, 0.1 mi upstream from North Shore Channel, and at mile 43.4.

DRAINAGE AREA.-- 113 mi2.

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

DISCHARGE: October 1989 to September 1998; June 2000 to current year.
 

STAGE: Water years 1998; 2000-2001.

GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 580.67 ft above sea level.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 2,360 ft3/s, Feb. 21, 1997, gage height 6.81 ft; minimum discharge, 3.6 ft3/s, Aug. 5,6, 1993.

REMARKS FOR CURRENT YEAR.-- Records good.
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 ---  ---  ---  ---  ---  ---  ---  ---  ---  61  252  28 
2 ---  ---  ---  ---  ---  ---  ---  ---  ---  59  149  27 
3 ---  ---  ---  ---  ---  ---  ---  ---  ---  542  82  24 
4 ---  ---  ---  ---  ---  ---  ---  ---  ---  509  61  25 
5 ---  ---  ---  ---  ---  ---  ---  ---  ---  343  54  25 
 
6 ---  ---  ---  ---  ---  ---  ---  ---  ---  236  72  26 
7 ---  ---  ---  ---  ---  ---  ---  ---  ---  179  68  27 
8 ---  ---  ---  ---  ---  ---  ---  ---  ---  140  48  24 
9 ---  ---  ---  ---  ---  ---  ---  ---  ---  103  40  29 
10 ---  ---  ---  ---  ---  ---  ---  ---  ---  279  37  27 
 
11 ---  ---  ---  ---  ---  ---  ---  ---  ---  549  33  238 
12 ---  ---  ---  ---  ---  ---  ---  ---  ---  461  30  773 
13 ---  ---  ---  ---  ---  ---  ---  ---  ---  275  27  479 
14 ---  ---  ---  ---  ---  ---  ---  ---  ---  238  26  320 
15 ---  ---  ---  ---  ---  ---  ---  ---  ---  243  26  213 
 
16 ---  ---  ---  ---  ---  ---  ---  ---  ---  132  25  114 
17 ---  ---  ---  ---  ---  ---  ---  ---  ---  92  157  76 
18 ---  ---  ---  ---  ---  ---  ---  ---  ---  75  147  54 
19 ---  ---  ---  ---  ---  ---  ---  ---  ---  60  74  45 
20 ---  ---  ---  ---  ---  ---  ---  ---  ---  51  52  54 
 
21 ---  ---  ---  ---  ---  ---  ---  ---  ---  49  41  75 
22 ---  ---  ---  ---  ---  ---  ---  ---  ---  45  36  120 
23 ---  ---  ---  ---  ---  ---  ---  ---  74  39  31  467 
24 ---  ---  ---  ---  ---  ---  ---  ---  143  36  29  561 
25 ---  ---  ---  ---  ---  ---  ---  ---  336  37  27  369 
 
26 ---  ---  ---  ---  ---  ---  ---  ---  172  35  27  200 
27 ---  ---  ---  ---  ---  ---  ---  ---  137  35  55  136 
28 ---  ---  ---  ---  ---  ---  ---  ---  110  41  36  103 
29 ---  ---  ---  ---  ---  ---  ---  ---  90  66  32  75 
30 ---  ---  ---  ---  ---  ---  ---  ---  73  43  29  57 
 
31 ---  ---  ---  ---  ---  ---  ---  ---  ---  115  29  --- 

TOTAL --- --- --- --- --- --- --- --- --- 5168 1832 4791
MEAN --- --- --- --- --- --- --- --- --- 167 59.1 160
MAX --- --- --- --- --- --- --- --- --- 549 252 773
MIN --- --- --- --- --- --- --- --- --- 35 25 24
CFSM --- --- --- --- --- --- --- --- --- 1.48 .52 1.41
IN. --- --- --- --- --- --- --- --- --- 1.70 .60 1.58


STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1990 - 2000, BY WATER YEAR (WY)
MEAN 86.7 137 95.9 126 153 195 215 191 153 106 114 79.7
MAX 205 266 175 280 394 288 514 446 332 189 342 160
(WY) 1992 1991 1992 1993 1997 1993 1993 1996 1996 1993 1990 2000
MIN 38.7 46.9 31.3 45.4 50.3 69.9 84.1 45.0 46.0 46.6 48.3 24.1
(WY) 1995 1997 1990 1994 1995 1996 1994 1992 1992 1991 1996 1994

SUMMARY STATISTICS WATER YEARS 1990 - 2000
ANNUAL MEAN 137     
HIGHEST ANNUAL MEAN 201      1993
LOWEST ANNUAL MEAN 95.2   1994
HIGHEST DAILY MEAN 1990      Feb 22 1997
LOWEST DAILY MEAN 11      Oct 11 1992
ANNUAL SEVEN-DAY MINIMUM 14      Sep 16 1994
MAXIMUM PEAK FLOW 2360      Feb 21 1997
MAXIMUM PEAK STAGE 6.81 Feb 21 1997
INSTANTANEOUS LOW FLOW 3.6       A
ANNUAL RUNOFF (CFSM) 1.21
ANNUAL RUNOFF (INCHES) 16.42
10 PERCENT EXCEEDS 308     
50 PERCENT EXCEEDS 71     
90 PERCENT EXCEEDS 28     

A - Aug. 5, 6, 1993.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data