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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 05420740 Wapsipinicon River at Tripoli, IA

Bremer County, Iowa
Hydrologic Unit Code 07080102
Latitude  42°48'25", Longitude  92°13'36" NAD27
Drainage area 498  square miles
Gage datum 990 feet above NGVD29

Period of record
Begin Date End Date Count
1957-09-24 1996-04-18 16

 
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