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During the winter, river stage may be significantly affected by backwater from ice, resulting in incorrect discharge data. Consequently, discharge data may not be displayed during periods of ice effect.
* IMPORTANT: Next Generation Station Page

USGS 05430500 ROCK RIVER AT AFTON, WI

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION.--Lat 42°36'33", long 89°04'14", in NE 1/4 sec.28, T.2 N., R.12 E., Rock County, Hydrologic Unit 07090001, on right bank in Afton, 0.3 mi downstream from highway bridge and 1.1 mi upstream from Bass Creek.

DRAINAGE AREA.--3,340 square miles.

PERIOD OF RECORD.--January 1914 to present. Monthly discharge for January 1914 published in WSP 1308.

REVISED RECORDS.--WSP 1238: 1916(M), 1919(M), 1933, 1937-38. 1943. WDR WI-79-1: Drainage area.

GAGE.--Water-stage recorder. Datum of gage is 742.36 ft NGVD88. Prior to Aug. 23, 1932, a nonrecording gage 20 ft upstream, and Aug. 23, 1932, to Sept. 30, 1933, water-stage recorder, at same site at datum 1 ft higher.

REMARKS.--Diurnal fluctuation caused by powerplants above station. Gage-height telemeter at station.

OPERATED IN COOPERATION WITH:

Corps of Engineers Logo U.S. Army Corps of Engineers - Rock Island District

Additional Information:

National Weather Service Logo National Weather Service Flood Forecast Page

The precipitation data for this station are temporary and will only be displayed for 30 days. Rainfall instrumentation may not be calibrated, and other quality assurance measures may not be performed that would make the data acceptable for archival, retrieval, or future use in general scientific or interpretive studies.

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This station managed by the USGS Wisconsin Water Science Center - Middleton WI.

Available Parameters Available Period
  
1986-10-01  2020-01-28
2017-10-01  2020-01-28







 (7)
 

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Summary of all available data for this site
Instantaneous-data availability statement


Discharge, cubic feet per second

Most recent instantaneous value: Ice 01-28-2020   02:00 CST
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Jan 28 based on 106 water years of record more
Most Recent
Instantaneous
Value Jan 28
Min
(1940)
25th
percen-
tile
Median Mean 75th
percen-
tile
Max
(1916)
-- unavailable -- 160 786 1200 1450 1880 6490


Gage height, feet

Most recent instantaneous value: 5.80 01-28-2020   02:00 CST
Graph of  Gage height, feet

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