USGS 05421740 Wapsipinicon River near Anamosa, IA

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DESCRIPTION:: Latitude 42°05'00.1", Longitude 91°16'02.6" NAD83; Jones County, Iowa, Hydrologic Unit 07080103; Drainage area: 1,575 square miles; Datum of gage: 754.37 feet above NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations (availability statement)	2002-10-01	2025-09-27
Daily Data
Discharge, cubic feet per second	2002-07-10	2025-09-26	8480
Daily Statistics
Discharge, cubic feet per second	2002-07-10	2025-07-15	8407
Monthly Statistics
Discharge, cubic feet per second	2002-07	2025-07
Annual Statistics
Discharge, cubic feet per second	2002	2025
Peak streamflow	1968-07-21	2024-05-29	23
Field measurements	1962-03-20	2025-09-04	190
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	2008-06-13	2019-11-14	5
Water-Year Summary	2006	2024	19
Revisions	Loading...

OPERATION:: Record for this site is maintained by the USGS Iowa Water Science Center; Email questions about this site to Iowa Water Science Center Water-Data Inquiries

U.S. Department of the Interior | U.S. Geological Survey
Title: NWIS Site Information for USA: Site Inventory
URL: https://waterdata.usgs.gov/nwis/inventory?

Page Contact Information: Iowa Water Data Support Team
Page Last Modified: 2025-09-27 21:23:35 EDT
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