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DESCRIPTION:

Latitude 42°36'53",   Longitude 88°37'29"   NAD27

Walworth County, Wisconsin, Hydrologic Unit 07090002

Drainage area: 42.1 square miles

Contributing drainage area: 39.8 square miles,

Datum of gage: 925 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1986-10-01	2025-09-22
Daily Data
Discharge, cubic feet per second	1983-10-01	2009-09-29	9496
Suspended sediment concentration, milligrams per liter	1983-10-01	2024-09-30	1826
Suspended sediment discharge, short tons per day	1983-10-01	2024-09-30	1825
Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day	1983-10-01	1985-09-29	730
Phosphorus, water, unfiltered, pounds of phosphorus per day	1983-10-01	2024-09-30	9862
Ammonia plus organic nitrogen, water, unfiltered, pounds of nitrogen per day	1983-10-01	1985-09-29	730
Daily Statistics
Discharge, cubic feet per second	1983-10-01	2009-09-29	9496
Suspended sediment concentration, milligrams per liter	1983-10-01	1991-09-29	1460
Suspended sediment discharge, short tons per day	1983-10-01	1991-09-29	1459
Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day	1983-10-01	1985-09-29	730
Phosphorus, water, unfiltered, pounds of phosphorus per day	1983-10-01	2009-09-29	9496
Ammonia plus organic nitrogen, water, unfiltered, pounds of nitrogen per day	1983-10-01	1985-09-29	730
Monthly Statistics
Discharge, cubic feet per second	1983-10	2009-09
Suspended sediment concentration, milligrams per liter	1983-10	1991-09
Suspended sediment discharge, short tons per day	1983-10	1991-09
Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day	1983-10	1985-09
Phosphorus, water, unfiltered, pounds of phosphorus per day	1983-10	2009-09
Ammonia plus organic nitrogen, water, unfiltered, pounds of nitrogen per day	1983-10	1985-09
Annual Statistics
Discharge, cubic feet per second	1984	2009
Suspended sediment concentration, milligrams per liter	1984	1991
Suspended sediment discharge, short tons per day	1984	1991
Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day	1984	1985
Phosphorus, water, unfiltered, pounds of phosphorus per day	1984	2009
Ammonia plus organic nitrogen, water, unfiltered, pounds of nitrogen per day	1984	1985
Peak streamflow	1984-05-28	2024-04-03	29
Field measurements	1967-08-14	2025-07-28	286
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1983-10-07	2023-12-05	2253
Water-Year Summary	2006	2009	4
Revisions	Loading...

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