Station list     Available data
BAY CREEK BASIN


05512500       BAY CREEK AT PITTSFIELD, IL

 

LOCATION.-- Lat 39°37'31", long 90°47'38" (NAD of 1927), in NE1/4SW1/4 sec.18, T.5 S., R.3 W., Pike County, Hydrologic Unit 07110004, on right bank at downstream side of bridge on abandoned county road, 50 ft downstream from Panther Creek, 0.1 mi downstream from U.S. Highway 54, 1.4 mi northeast of Pittsfield, and at mile 33.6.
 

DRAINAGE AREA.-- 39.4 mi2.
 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: October 1939 to current year.
 

STAGE: Water years 1994 to current year.
 

REVISED RECORDS.-- WSP 1175: 1940(P), 1941, 1949. WSP 1508: 1942. WDR IL-75-1: Drainage area.
 

GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 638.48 ft above NGVD of 1929 (levels by U.S. Army Corps of Engineers). Prior to Dec. 7, 1939, nonrecording gage at same site and datum.
 

REMARKS.-- Effluent from sewage-treatment plant upstream at Pittsfield.
 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 13,700 ft3/s, Sept. 14, 1993, gage height, 14.92 ft, from rating curve extended above 4,400 ft3/s; no flow during many periods.
 

EXTREMES OUTSIDE PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Flood of Sept. 8, 1926, reached a stage of 18.4 ft, from floodmark, discharge not determined.
 

REMARKS FOR CURRENT YEAR.-- Records fair except those for estimated daily discharges, which are poor. Effluent from sewage-treatment plant upstream at Pittsfield averaged about 1.25 ft3/s.
Discharge, cubic feet per second, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 4.8 5.3 11  17    e8.4 16  29    14    5.7 2.8 1.1   3.3  
2 4.6 5.6 11  17    e9.4 14  26    13    5.1 4.8 1.1   2.4  
3 4.5 5.7 11  17    13    13  22    10    4.7 14    1.1   2.2  
4 4.5 6.6 12  134    11    176  19    10    4.5 5.6 1.8   1.8  
5 4.1 69    12  31    e10    394  17    9.9 4.4 3.8 1.4   1.7  
 
6 2.9 11    12  20    e9.8 42  17    8.5 4.2 6.0 1.1   1.6  
7 2.6 8.2 11  18    e9.4 33  16    7.5 3.9 4.0 1.0   1.3  
8 2.3 7.1 11  19    9.1 30  14    7.3 3.8 3.2 e0.92 1.2  
9 18    6.7 56  18    11    29  12    6.6 4.0 5.7 e0.86 1.2  
10 8.2 6.7 737  16    11    27  12    6.7 4.4 34    e0.82 1.1  
 
11 5.2 7.0 47  17    12    23  11    10    4.3 6.1 e0.78 1.1  
12 5.1 6.5 28  17    14    19  10    16    3.9 4.3 e0.76 1.0  
13 7.7 5.8 24  17    10    18  10    17    4.1 3.4 e0.74 1.1  
14 122    5.7 23  16    e9.6 22  9.3 35    3.7 3.1 e0.72 2.1  
15 12    6.1 24  15    e9.4 18  8.9 24    3.7 2.8 e0.70 8.8  
 
16 8.1 5.9 29  15    e10    19  8.8 15    3.2 2.7 e0.68 2.5  
17 6.6 6.9 21  29    11    20  8.3 12    3.0 2.5 e0.66 1.6  
18 5.8 190    20  26    35    18  7.6 16    2.9 2.0 e0.64 1.0  
19 5.7 40    19  17    90    15  7.0 14    2.9 1.8 e0.62 0.95
20 5.8 17    17  e15    55    15  14    11    2.8 1.7 1.9   0.91
 
21 5.3 13    18  e14    25    12  18    9.6 3.2 1.7 1.1   e0.88
22 5.3 12    20  e12    21    12  10    8.3 3.1 1.5 1.0   e0.86
23 5.0 49    65  e12    22    13  9.0 10    2.9 1.4 1.6   e0.84
24 4.9 25    24  14    21    16  77    12    2.4 1.3 3.2   e0.84
25 33    19    20  10    18    22  58    37    2.9 1.3 407      e0.83
 
26 9.5 17    19  e9.0 17    52  29    11    3.1 1.2 26      e0.82
27 7.3 16    19  e8.6 16    33  22    10    2.7 1.1 177      e0.82
28 6.7 16    19  e8.4 15    43  17    8.7 2.9 1.1 68      e0.81
29 5.9 14    19  e8.2 16    40  12    7.4 2.8 1.0 15      e0.81
30 5.3 13    18  e8.2 ---    31  13    7.2 2.7 1.8 8.3   e0.80
 
31 5.1 ---    17  e8.4 ---    30  ---    6.6 ---    1.3 5.5   ---     

TOTAL 333.8 616.8 1394 603.8 529.1 1265 543.9 391.3 107.9 129.0 733.10 47.17
MEAN 10.8 20.6 45.0 19.5 18.2 40.8 18.1 12.6 3.60 4.16 23.6 1.57
MAX 122 190 737 134 90 394 77 37 5.7 34 407 8.8
MIN 2.3 5.3 11 8.2 8.4 12 7.0 6.6 2.4 1.0 0.62 0.80
CFSM 0.27 0.52 1.14 0.49 0.46 1.04 0.46 0.32 0.09 0.11 0.60 0.04
IN. 0.32 0.58 1.32 0.57 0.50 1.19 0.51 0.37 0.10 0.12 0.69 0.04
e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1940 - 2004, BY WATER YEAR (WY)
MEAN 12.2 16.5 17.4 18.2 31.4 39.9 50.1 52.2 33.6 26.0 13.6 19.7
MAX 140 201 142 114 126 132 207 283 243 417 103 359
(WY) 1942 1986 1983 1974 1942 1973 1973 1970 1945 1981 1961 1993
MIN 0.20 0.19 0.08 0.06 0.27 0.45 3.61 1.23 0.94 0.10 0.07 0.06
(WY) 1951 1951 1951 1940 1954 1956 1963 1954 1977 1940 1941 1940

SUMMARY STATISTICS FOR 2003 CALENDAR YEAR FOR 2004 WATER YEAR WATER YEARS 1940 - 2004
ANNUAL TOTAL 12112.86       6694.87      
ANNUAL MEAN 33.2         18.3         27.5        
HIGHEST ANNUAL MEAN 94.8         1993
LOWEST ANNUAL MEAN 2.76       1940
HIGHEST DAILY MEAN 1270                Sep 1 737                Dec 10 5660            Jul 26 1981
LOWEST DAILY MEAN 0.90   A     Jan 27 0.62   B     Aug 19 0.00       C
ANNUAL SEVEN-DAY MINIMUM 0.98           Jan 22 0.68           Aug 13 0.00       C
MAXIMUM PEAK FLOW 2440                Aug 25 13700        D Sep 14 1993
MAXIMUM PEAK STAGE 9.57           Aug 25 14.92       Sep 14 1993
ANNUAL RUNOFF (CFSM) 0.842     0.464     0.698    
ANNUAL RUNOFF (INCHES) 11.44       6.32       9.49      
10 PERCENT EXCEEDS 50            29            39           
50 PERCENT EXCEEDS 9.6         9.4         3.8        
90 PERCENT EXCEEDS 1.9         1.1         0.30      

A - Estimated due to backwater from ice.

B - Estimated.

C - Several occurrences in most years.

D - From rating curve extending above 4,400 ft3/s.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data