USGS 01103050 MYSTIC R AT AMELIA EARHART DAM NR SOMERVILLE, MA

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Available data for this site

DESCRIPTION:: Latitude 42°23'44", Longitude 71°04'32" NAD27; Middlesex County, Massachusetts, Hydrologic Unit 01090001; Drainage area: 62.70 square miles

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations (availability statement)	2007-12-05	2025-12-24
Daily Data
Gage height, feet	2007-12-05	2025-12-22	6493
Tide stage, above datum, feet	2012-02-07	2025-12-23	15070
Daily Statistics
Gage height, feet	2007-12-05	2025-08-10	6359
Tide stage, above datum, feet	2012-02-08	2025-08-10	4888
Monthly Statistics
Gage height, feet	2007-12	2025-08
Tide stage, above datum, feet	2012-02	2025-08
Annual Statistics
Gage height, feet	2008	2025
Tide stage, above datum, feet	2012	2025
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1973-06-07	1973-06-07	1
Water-Year Summary	2008	2024	17
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://waterdata.usgs.gov/nwis/inventory?

Page Contact Information: Massachusetts Water Data Support Team
Page Last Modified: 2025-12-24 02:12:58 EST
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