Station list     Available data
BEAR CREEK BASIN


05495500       BEAR CREEK NEAR MARCELLINE, IL



LOCATION.-- Lat 40°08'34", long 91°20'14", on line between secs.20 and 21, T.2 N., R.8 W., Adams County, Hydrologic Unit 07110001, on right downstream side of bridge on County Road 900 E, 0.9 mi downstream from Grindstone Creek, 2.2 mi northeast of Marcelline, 3.8 mi upstream from State Highway 96, and at mile 12.3.

DRAINAGE AREA.-- 349 mi2.

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

DISCHARGE: March 1944 to current year.
 

STAGE: Water years 1994-2000.
SURFACE-WATER QUALITY
 

CHEMICAL: Water years 1978-91.

REVISED RECORDS.-- WSP 1308: 1944-45(M), 1948(M). WDR IL-75-1: Drainage area. WDR IL-94-1: 1991.

GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 504.52 ft above sea level. Prior to June 24, 1949, nonrecording gage at same site and datum.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 35,500 ft3/s, May 8, 1996, gage height, 28.36 ft; maximum gage height, 28.38 ft, Mar. 4, 1985; no flow for many days in 1953-56, 1962-64, 1976-77, 1988, and part of each day Aug. 17-19, 1989.

REMARKS FOR CURRENT YEAR.-- Records good except those for June 24 to July 12, which are fair, and those for estimated daily discharges, which are poor.
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 26      .55 .49 2.7 e1.9 72  18  11    7.2 90    8.5 5.0
2 11      .48 .53 3.1 e2.0 95  17  11    5.0 64    17    4.5
3 e7.0   .40 .86 3.6 e2.1 55  16  9.3 3.7 498    43    4.1
4 5.1   .51 1.7   4.7 e2.3 38  15  8.9 3.5 515    20    3.8
5 8.3   .50 7.5   4.2 2.4 31  15  8.4 3.1 1380    13    3.6
 
6 9.0   .48 18      4.2 2.5 26  14  8.1 2.6 1400    10    3.6
7 4.8   .53 27      4.0 2.7 23  13  8.7 2.1 361    8.6 3.5
8 3.2   .56 14      3.7 3.0 20  13  9.1 1.9 147    78    3.4
9 2.3   .49 21      4.1 3.6 19  13  13    1.6 91    154    3.4
10 1.6   .46 131      4.9 4.5 15  13  20    1.4 64    55    3.2
 
11 1.2   .44 68      4.6 5.2 14  15  29    1.8 1020    25    3.3
12 1.1   .43 24      5.2 5.2 12  15  20    2.1 695    15    3.8
13 1.2   .42 13      5.3 6.0 12  14  14    2.2 172    11    3.1
14 1.3   .40 8.4   4.4 6.1 12  13  10    18    90    9.2 3.6
15 1.3   .40 6.9   4.0 5.7 13  13  7.6 130    59    7.8 3.2
 
16 1.6   .46 5.8   e3.5 5.3 42  14  5.9 54    43    6.5 3.1
17 1.4   .43 5.4   e3.1 4.9 62  16  5.1 25    34    6.3 2.8
18 1.2   .38 4.9   e2.6 32    47  23  4.2 18    30    121    2.7
19 .96 .45 4.6   e2.7 71    94  22  3.3 12    55    58    2.8
20 .78 .48 4.6   e2.8 63    246  25  3.2 101    59    22    3.3
 
21 .79 .47 3.8   e2.6 34    136  32  3.7 886    33    13    3.3
22 .70 .54 3.3   e2.3 21    83  31  3.3 279    23    13    3.4
23 .61 .76 e3.0   e2.1 16    57  27  2.8 247    19    27    3.7
24 .55 .59 e2.7   e1.9 17    47  20  2.6 4350    16    28    4.4
25 .56 .69 e2.5   e1.7 51    41  16  2.2 3770    14    21    5.5
 
26 .62 .61 e2.3   e1.6 816    36  14  2.8 5510    12    14    5.5
27 .64 .59 e2.2   e1.5 391    35  13  27    2430    11    9.9 6.5
28 .57 .56 e2.2   e1.5 110    31  13  69    560    10    8.1 5.9
29 .56 .60 e2.3   e1.6 60    27  13  29    298    9.8 6.7 5.6
30 .49 .62 e2.4   e1.7 ---    22  12  16    147    9.1 5.9 4.9
 
31 .52 ---      e2.5   e1.8 ---    19  ---  11    ---    8.9 5.4 ---   

TOTAL 96.95 15.28 396.88 97.7 1747.4 1482 508 379.2 18873.2 7032.8 840.9 118.5
MEAN 3.13 .51 12.8 3.15 60.3 47.8 16.9 12.2 629 227 27.1 3.95
MAX 26 .76 131 5.3 816 246 32 69 5510 1400 154 6.5
MIN .49 .38 .49 1.5 1.9 12 12 2.2 1.4 8.9 5.4 2.7
CFSM .01 .00 .04 .01 .17 .14 .05 .04 1.80 .65 .08 .01
IN. .01 .00 .04 .01 .19 .16 .05 .04 2.01 .75 .09 .01

e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1944 - 2000, BY WATER YEAR (WY)
MEAN 113 154 142 149 257 383 422 392 269 279 86.3 157
MAX 1658 2172 1485 956 1237 1370 2163 2679 2251 1967 541 1954
(WY) 1987 1986 1983 1946 1985 1985 1944 1995 1990 1993 1993 1970
MIN .000 .000 .074 .31 .68 3.83 9.02 3.26 .72 .24 .17 .000
(WY) 1957 1957 1957 1977 1989 1956 1977 1989 1956 1988 1988 1953

SUMMARY STATISTICS FOR 1999 CALENDAR YEAR FOR 2000 WATER YEAR WATER YEARS 1944 - 2000
ANNUAL TOTAL 64741.01 31588.81
ANNUAL MEAN 177      86.3   231         
HIGHEST ANNUAL MEAN 711          1993
LOWEST ANNUAL MEAN 12.5       1989
HIGHEST DAILY MEAN 7900          Apr 16 5510          Jun 26 20500          Mar 4 1985
LOWEST DAILY MEAN .38     Nov 18 .38     Nov 18 .00     A
ANNUAL SEVEN-DAY MINIMUM .42     Nov 12 .42     Nov 12 .00     Aug 19 1953
INSTANTANEOUS PEAK FLOW 7370          Jun 26 35500      B May 8 1996
INSTANTANEOUS PEAK STAGE 13.88     Jun 26 28.38     Mar 4 1985
INSTANTANEOUS LOW FLOW .32     C
ANNUAL RUNOFF (CFSM) .51 .25 .66    
ANNUAL RUNOFF (INCHES) 6.90 3.37 9.00    
10 PERCENT EXCEEDS 375      74      423         
50 PERCENT EXCEEDS 27      6.9   23         
90 PERCENT EXCEEDS .62 .62 1.1      
A - Many days in 1953-56, 1962-64, 1976-77, 1988, and part of each day Aug. 17-19, 1989.
B - Gage height, 28.36 ft.
 C - Nov. 3, 15, 17 and 18.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data