USGS Current Conditions for USGS 410051073373001 GREENWICH HARBOR PRECIPITATION AT GRASS ISLAND,CT

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Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

This page is undergoing modernization and will be decommissioned in the future. Daily data are now available in WDFN.
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USGS 410051073373001 GREENWICH HARBOR PRECIPITATION AT GRASS ISLAND,CT

PROVISIONAL DATA SUBJECT TO REVISION

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Gage is operated in conjunction with a co-located tide gage (station 012112296).

Available Parameters	Period of Record
All 1 Available Parameters for this site
00045 Precipitation(Sum)	2017-04-19	2025-09-10

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Precipitation, total, inches

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U.S. Department of the Interior | U.S. Geological Survey
Title: USGS Surface-Water Daily Data for the Nation
URL: https://waterdata.usgs.gov/nwis/dv?

Page Contact Information: Connecticut Water Data Support Team
Page Last Modified: 2025-09-11 20:43:59 EDT
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