USGS 01171500 MILL RIVER AT NORTHAMPTON, MA

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DESCRIPTION:: Latitude 42°19'08", Longitude 72°39'56" NAD27; Hampshire County, Massachusetts, Hydrologic Unit 01080201; Drainage area: 52.6 square miles; Contributing drainage area: 52.6 square miles,; Datum of gage: 169.34 feet above NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations (availability statement)	1990-10-01	2025-07-08
Daily Data
Discharge, cubic feet per second	1938-11-18	2025-07-07	31644
Daily Statistics
Discharge, cubic feet per second	1938-11-18	2025-04-01	31547
Monthly Statistics
Discharge, cubic feet per second	1938-11	2025-04
Annual Statistics
Discharge, cubic feet per second	1939	2025
Peak streamflow	1938-12-06	2023-07-10	85
Field measurements	1942-03-08	2025-06-17	320
Field/Lab water-quality samples	1955-11-01	2024-02-20	288
Water-Year Summary	2005	2024	20
Revisions	Loading...

OPERATION:: Record for this site is maintained by the USGS Massachusetts Water Science Center; Email questions about this site to Massachusetts 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://nwis.waterdata.usgs.gov/nwis/inventory?

Page Contact Information: Massachusetts Water Data Support Team
Page Last Modified: 2025-07-08 04:41:18 EDT
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