Station list     Available data
ILLINOIS RIVER BASIN


05567500       MACKINAW RIVER NEAR CONGERVILLE, IL

 

LOCATION.-- Lat 40°37'25", long 89°14'30" (NAD of 1927), in NE1/4SW1/4 sec.17, T.25 N., R.1 W., Woodford County, Hydrologic Unit 07130004, on right bank at downstream side of bridge on U.S. Highway 150, 0.2 mi downstream from Walnut Creek, 2 mi northwest of Congerville, and at mile 58.7.
 

DRAINAGE AREA.-- 767 mi2.
 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: October 1944 to current year.
 

STAGE: Water years 1994 to current year.

SURFACE-WATER QUALITY
 

SEDIMENT: June 1983 to September 1983.

BIOLOGICAL
 

ALGAE: Water year 1997.
 

BENTHIC MACROINVERTEBRATES: Water year 1997.
 

REVISED RECORDS.-- WSP 1175: 1948. WSP 1308: 1945(M). WDR IL-75-1: Drainage area.
 

GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter, and crest-stage gage. Datum of gage is 607.01 ft above NGVD of 1929 (606.77 ft NAVD 1988). Prior to July 11, 1945, nonrecording gage at same site and datum.
 

REMARKS.-- The City of Bloomington occasionally pumps water upstream from station into Lake Evergreen for municipal supply. The City of Bloomington also withdraws water from Lake Bloomington, which is on Money Creek, a tributary to the Mackinaw River. Water withdrawals are diverted via effluent to Sugar Creek basin.
 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 44,800 ft3/s, Dec. 4, 1982, gage height, 20.21 ft, from floodmark; minimum, 0.2 ft3/s, Oct. 21-24, Oct. 27 to Nov. 3, 1956, Oct. 6, 1957, Oct. 8-10, 1963.
 

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.
Discharge, cubic feet per second, WATER YEAR OCTOBER 2004 TO SEPTEMBER 2005
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 14  721  2940  366  534  745  341  450  97  26  10    3.5
2 15  2000  3090  460  509  659  334  405  95  23  9.9 3.5
3 15  2900  2520  1310  502  598  367  374  95  22  9.2 3.5
4 15  2710  2030  3650  508  584  347  347  99  21  11    3.0
5 15  2710  1680  4160  559  574  341  324  105  20  18    2.7
 
6 15  2110  1630  4320  668  535  318  316  89  19  14    2.9
7 14  1600  3100  3740  884  546  297  308  76  20  13    2.7
8 17  1250  5000  2390  1440  513  275  297  76  18  9.6 2.5
9 17  1030  4690  1760  1780  457  261  301  75  17  7.2 2.1
10 15  899  3450  1510  1570  439  256  294  73  16  6.8 1.9
 
11 14  799  2200  1680  1280  463  252  258  70  16  6.7 2.2
12 14  696  1790  3270  1120  440  268  233  103  18  7.2 2.1
13 18  608  1500  9250  1100  401  282  230  90  21  8.8 2.2
14 26  533  1230  18700  2470  363  263  225  82  23  14    2.7
15 49  486  1070  11500  3200  340  261  207  80  25  12    2.8
 
16 50  464  983  5250  2480  331  241  192  71  20  12    4.0
17 64  446  885  2350  1930  334  231  186  63  18  11    3.8
18 61  419  822  1760  1550  336  229  181  57  16  9.2 3.9
19 57  436  755  1500  1280  340  230  198  53  15  9.7 6.6
20 105  460  674  1290  1150  295  229  207  50  14  8.5 8.4
 
21 120  437  675  1110  1100  274  308  186  48  13  9.0 6.3
22 90  387  592  992  1050  269  825  166  45  13  7.7 5.0
23 76  381  444  819  1010  306  1380  156  43  13  6.6 4.8
24 79  405  366  e760  950  308  1300  144  38  13  6.6 7.0
25 79  631  e330  e730  900  305  1050  131  36  10  6.7 7.0
 
26 79  918  e310  e710  832  338  867  125  33  11  6.6 6.5
27 90  2020  e295  e690  775  344  728  120  31  18  6.1 6.0
28 140  3750  e300  677  786  336  602  118  29  19  5.6 9.6
29 214  3560  e300  648  ---  330  537  114  28  16  5.2 16   
30 282  2760  e310  620  ---  340  504  111  29  14  4.6 12   
 
31 585  ---  e330  572  ---  373  ---  106  ---  12  4.2 ---   

TOTAL 2444 38526 46291 88544 33917 12816 13724 7010 1959 540 276.7 147.2
MEAN 78.8 1284 1493 2856 1211 413 457 226 65.3 17.4 8.93 4.91
MAX 585 3750 5000 18700 3200 745 1380 450 105 26 18 16
MIN 14 381 295 366 502 269 229 106 28 10 4.2 1.9
CFSM 0.10 1.67 1.95 3.72 1.58 0.54 0.60 0.29 0.09 0.02 0.01 0.01
IN. 0.12 1.87 2.25 4.29 1.64 0.62 0.67 0.34 0.10 0.03 0.01 0.01
e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1945 - 2005, BY WATER YEAR (WY)
MEAN 184 280 401 487 641 911 1033 916 766 365 171 209
MAX 2765 3340 4062 2856 2218 3157 3136 4216 3322 2687 2734 4330
(WY) 1987 1986 1983 2005 2001 1979 1973 1995 1974 1951 1981 1993
MIN 0.59 2.47 2.40 6.01 14.9 32.0 91.7 114 21.6 6.09 1.22 1.84
(WY) 1957 1964 1964 1945 1963 2000 2000 1958 1963 1988 1988 1988

SUMMARY STATISTICS FOR 2004 CALENDAR YEAR FOR 2005 WATER YEAR WATER YEARS 1945 - 2005
ANNUAL TOTAL 205760        246194.9    
ANNUAL MEAN 562        675        529           
HIGHEST ANNUAL MEAN 1672            1993
LOWEST ANNUAL MEAN 78.2         1989
HIGHEST DAILY MEAN 5590            Jun 1 18700            Jan 14 34000            Dec 4 1982
LOWEST DAILY MEAN 14            A 1.9         Sep 10 0.20       B
ANNUAL SEVEN-DAY MINIMUM 15            Oct 1 2.2         Sep 7 0.20       Oct 27 1956
MAXIMUM PEAK FLOW 21900            Jan 14 44800            Dec 4 1982
MAXIMUM PEAK STAGE 18.45       Jan 14 20.21   C Dec 4 1982
INSTANTANEOUS LOW FLOW 1.6         Sep 10 0.20       D
ANNUAL RUNOFF (CFSM) 0.733 0.879 0.690    
ANNUAL RUNOFF (INCHES) 9.98   11.94   9.37      
10 PERCENT EXCEEDS 1520        1760        1270           
50 PERCENT EXCEEDS 240        268        180           
90 PERCENT EXCEEDS 25        7.0     12           

A - Sept. 13, 14, Oct. 1, 7, 11, 12.

B - Oct. 21-24, Oct. 27 to Nov. 3, 1956.

C - From floodmark.

D - Oct. 21-24, Oct. 27 to Nov. 3, 1956; Oct. 6, 1957; Oct. 8-10, 1963.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data