Station list     Available data
UPPER MISSISSIPPI RIVER BASIN


05420500       MISSISSIPPI RIVER AT CLINTON, IA

 

(National Stream-Quality Accounting Network Station)
 

LOCATION.-- Lat 41°46'50", long 90°15'07" (NAD of 1927), in NW1/4 sec.34, T.81 N., R.6 E., Clinton County, Hydrologic Unit 07080101, on right bank at end of Eighth Avenue in Camanche, 5.0 mi upstream from Wapsipinicon River, 6.4 mi downstream from Clinton, 10.6 mi downstream from Lock and Dam 13, and at mile 511.8 upstream from Ohio River.

 

DRAINAGE AREA.-- 85,600 mi2, approximately, at Fulton-Lyons Bridge at Clinton.

 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

 

DISCHARGE: June to August 1873 (fragmentary), October 1873 to current year. October 1932 to September 1939, published as "at Le Claire." June 1873 to December 1932, published in the Iowa State Planning Board report "Stream-flow records of Iowa, 1873-1932."

SURFACE-WATER QUALITY

 

CHEMICAL: October 1974 to September 1987, October 1994 to current year.

 

SEDIMENT: October 1994 to September 30, 1997 (discontinued).

 

SPECIFIC CONDUCTANCE: July 1975 to September 1976; sporadic measurements February 1977 to September 1981; October 1994 to September 30, 1997 (discontinued).

 

WATER TEMPERATURE: July 1975 to April 1989; January 1995 to September 30, 1997 (discontinued).

 

MISCELLANEOUS: Periodic observations.

 

REVISED RECORDS.-- WDR IA-75-1: 1974.

 

GAGE.-- Water-stage recorder and U.S. Army Corps of Engineers satellite telemeter. Datum of gage is 562.68 ft above NGVD of 1929. June 6, 1969 to Sept. 16, 1988, water-stage recorder at site 400 ft. upstream at same datum. Auxiliary water-stage recorder at Lock and Dam 13 since Oct. 1, 1958. See WSP 1728 for history of changes prior to Oct. 1, 1955.

 

REMARKS.-- Minor flow regulation caused by navigation dams.

 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum daily discharge, 307,000 ft3/s, discharge affected by regulation or diversion, April 28, 1965, gage height, 24.65 ft; minimum daily discharge, 6,500 ft3/s, December 25, 1933.

SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily mean, 294 mg/L; Apr. 7, 1997; minimum daily mean, 1 mg/L several days in December 1995 - January 1996.

SUSPENDED-SEDIMENT LOADS: Maximum daily, 108,000 tons, Apr. 7, 1997; minimum daily, 96 tons, Jan. 9, 1996.

SPECIFIC CONDUCTANCE: Maximum daily 560 microsiemens Nov. 24 to Dec. 3, 1979; minimum daily 220 microsiemens Apr . 19, 20, 1976, Nov. 8-18, 1980.

WATER TEMPERATURE: Maximum daily 31.5°C July 21-23, 1983; minimum daily 0.0°C on many days during winter periods.

 

EXTREMES OUTSIDE PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum stage known since at least 1828, that of Apr. 28, 1965.

 

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.

Discharge, cubic feet per second, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
DAILY MEAN VALUES
DAYOCTNOVDECJANFEBMARAPRMAYJUNJULAUGSEP
 
117900 17600 22100 22500 e15000 e35000 83800 68000 123000 90400 34100 28300 
222000 22900 18500 20600 e15200 43100 89500 66700 130000 78400 33200 28100 
320100 26500 16200 19100 e15700 55300 94100 63600 130000 62700 37400 28400 
414700 33400 16600 15200 e18200 60000 101000 60200 126000 58000 37500 27900 
514900 43600 19200 15500 e19000 70600 104000 51300 121000 52700 41900 25900 
 
617200 39400 21200 e15000 e19400 83600 107000 48000 120000 48400 49000 24100 
718000 31700 20900 e15400 e19000 85700 113000 43800 121000 56100 44500 27800 
818100 26300 20900 e15700 e18900 74600 115000 43800 125000 62100 39200 28200 
918800 24900 22600 e15800 e18900 68700 111000 42600 129000 64100 38400 27200 
1019500 23900 28200 e16300 e18900 59700 101000 43000 136000 62700 37100 27900 
 
1120200 24000 28600 e17700 e19000 53300 93400 48100 137000 63400 37100 31500 
1220000 24800 23600 e18800 e19300 47300 81300 47900 139000 64400 35600 32000 
1319800 20900 18400 e17100 e19300 39600 71600 50800 142000 68500 34300 32100 
1419400 21000 16800 e16100 e19300 41300 65100 55500 146000 67800 34400 32000 
1524600 20200 16100 e15700 e19200 44200 59000 55000 148000 65100 34300 30200 
 
1623600 20100 17000 e16600 e19100 46100 56100 54300 150000 62000 33400 32800 
1721800 22600 15400 e17800 e19300 48100 54000 54000 153000 60100 31900 47500 
1818600 24900 14000 e17100 e19300 48100 49900 57500 164000 60000 33200 53300 
1918100 27800 16600 e16100 e19400 47200 45700 65100 169000 60100 33900 59100 
2019000 e31000 19400 e15400 e19400 46800 44200 65100 171000 58800 35600 61500 
 
2119000 e32000 21600 e16700 e20600 47400 48300 64400 171000 57200 34500 60900 
2218200 e30000 21800 e15800 e22600 46700 55200 66900 169000 58100 31600 63400 
2318700 e28500 21600 e15300 e25600 45500 56400 95900 165000 57900 28300 61400 
2419400 e27500 21900 e15300 e28900 48200 54800 129000 158000 57700 26200 56500 
2520500 26700 21900 e14900 e33100 51200 56900 143000 150000 51900 28400 54200 
 
2622400 25500 21600 e14700 e33400 55200 63700 143000 141000 43300 31100 54400 
2726500 25800 22100 e15600 e29000 61100 66400 132000 129000 42200 31800 53900 
2823100 26900 22500 e15200 e29000 62100 65400 114000 114000 40000 32500 53400 
2917600 26300 23900 e15200 e29800 64900 64200 99500 101000 33000 36400 54800 
3016300 24300 24500 e15000 --- 74200 66400 99400 98000 32200 35400 53600 
 
3116600 --- 24500 e15100 --- 77200 --- 111000 --- 34100 29700 --- 

TOTAL6046008010006402005083006228001732000223740022824004176000177340010819001252300
MEAN1950026700206501640021480558707458073630139200572103490041740
MAX265004360028600225003340085700115000143000171000904004900063400
MIN147001760014000147001500035000442004260098000322002620024100
AC-FT119900015890001270000100800012350003435000443800045270008283000351800021460002484000
CFSM0.230.310.240.190.250.650.870.861.630.670.410.49
IN.0.260.350.280.220.270.750.970.991.810.770.470.54

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1874 - 2004, BY WATER YEAR (WY)
MEAN407203920027970257902819050510897908263069850562803786038040
MAX20360014680073590541006568012750017590021240018210019890011340092380
(WY)188218821882197319661973199718881892199319931938
MIN134901376011120113901400017600260402319015420146901246013870
(WY)193419341934189018931934193119771988198819361933

SUMMARY STATISTICSFOR 2003 CALENDAR YEARFOR 2004 WATER YEARWATER YEARS 1874 - 2004
ANNUAL TOTAL15604900       17712300       
ANNUAL MEAN42750       48390       48940       
HIGHEST ANNUAL MEAN94690       1882
LOWEST ANNUAL MEAN18870       1934
HIGHEST DAILY MEAN157000           May 22171000           Jun 20307000       Apr 28 1965
LOWEST DAILY MEAN13900           Sep 3014000           Dec 186500       Dec 25 1933
ANNUAL SEVEN-DAY MINIMUM16000           Sep 515100           Jan 257430       Dec 24 1933
MAXIMUM PEAK FLOW175000           Jun 21
MAXIMUM PEAK STAGE18.17      Jun 2124.65  Apr 28 1965
ANNUAL RUNOFF (AC-FT)30950000       35130000       35460000       
ANNUAL RUNOFF (CFSM)0.4990.5650.572
ANNUAL RUNOFF (INCHES)6.78  7.70  7.77  
10 PERCENT EXCEEDS90000       111000       95200       
50 PERCENT EXCEEDS27400       34200       37600       
90 PERCENT EXCEEDS18500       16800       19000       



Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data