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DESCRIPTION:

Latitude 45°37'20",   Longitude 111°32'50"   NAD27

Madison County, Montana, Hydrologic Unit 10020007

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field measurements	1985-11-14	1995-08-10	26
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1985-11-14	1994-10-17	23
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