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DESCRIPTION:

Latitude 46°45'58.29",   Longitude 111°53'19.66"   NAD83

Lewis And Clark County, Montana, Hydrologic Unit 10030101

Drainage area: 16,669 square miles

Datum of gage: 3,580 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1994-10-01	2025-09-03
Daily Data
Discharge, cubic feet per second	1922-10-01	2025-09-02	18599
Daily Statistics
Discharge, cubic feet per second	1922-10-01	2025-05-20	18494
Monthly Statistics
Discharge, cubic feet per second	1922-10	2025-05
Annual Statistics
Discharge, cubic feet per second	1923	2025
Peak streamflow	1923-05-28	2024-06-14	50
Field measurements	1994-09-20	2025-08-29	230
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1994-10-28	2013-08-26	123
Water-Year Summary	2006	2024	19
Revisions	Loading...

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