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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 441646103360301 4N 4E26ACAC

Lawrence County, South Dakota
Hydrologic Unit Code 10120111
Latitude  44°16'46", Longitude 103°36'03" NAD27
Land-surface elevation 5,280 feet above NGVD29
Spring discharges from the Paleozoic aquifers (N500PLOZOC) national aquifer.
Spring discharges from the Deadwood Formation (Outcrop) (371DDWD) local aquifer.

Period of record
Begin Date End Date Count
1990-07-23 1994-06-06 2

 
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