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Peak Streamflow for the Nation

USGS 05570500 ILLINOIS RIVER AT HAVANA, IL

Mason County, Illinois
Hydrologic Unit Code 07130003
Latitude  40°17'39", Longitude  90°04'06" NAD83
Drainage area 18,299  square miles
Gage datum 424.40 feet above NGVD29
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
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Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1922 1922-04-20 22.40 65,0005
1923 1923-03-28 14.30 29,3005
1924 1924-08-25 18.70 45,1005
1925 1925-03-28 14.00 28,3005
1926 1926-04-16 17.30 38,8005
1927 1926-10-12 23.10 74,6005
1985 1985-03-09 26.306 90,3005
1986 1985-11-26   68,5002,5
1987 1986-10-09 19.69 55,0005
1988 1988-04-12 16.30 40,0002,5
1989 1989-09-17 15.01 33,0005
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.