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Water-Year Summary for Site 05422470

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Available Parameters
00065 Gage height(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
05422470 Crow Creek at Bettendorf, IA
LOCATION - Lat 41°33'04.12", long 90°27'18.47" referenced to North American Datum of 1983, in SE 1/4 NE 1/4 NE 1/4 sec.23, T.78 N., R.4 E., Scott County, IA, Hydrologic Unit 07080101, on left bank 200 ft upstream from bridge on Valley Road (old U.S. Highway 67) in Bettendorf, 3.5 mi east of U.S. Highway 6, and 0.7 mi upstream from mouth.
DRAINAGE AREA - 17.8 mi².
REVISIONS HISTORY - Revisions: Gage datum was updated to 576.68 ft NAVD88 on July 12, 2022, as determined by a GNSS Level II survey. Gage datum was previously published as 576.23 ft NGVD29 from levels.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge records from October 1977 to September 2008; stage-only records from October 2008 to current year.
GAGE - Water-stage recorder. Datum of gage is 576.68 ft above North American Vertical Datum of 1988.
REMARKS - Accuracy of records is discussed in the annual Station Analysis archived at the USGS IA Water Science Center.
EXTREMES FOR PERIOD OF RECORD - Flood of June 16, 1990, reached a stage of 11.03 ft, discharge 7,700 ft³/s.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 1978-1981.
PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: Daily instantaneous values collected in conjunction with suspended-sediment samples, March 1978 to December 1981.
WATER TEMPERATURE: Daily instantaneous values collected in conjunction with suspended-sediment samples, March 1978 to December 1981.
SUSPENDED-SEDIMENT CONCENTRATION AND DISCHARGE: April 1978 to December 1981.