New England Water Science Center

Data and Tools

Much of our data is publicly available through the USGS NWIS, but additional datasets and analytical tools are also available.

Current Conditions:

Streamflow:   CT | ME | MA | NH | RI | VT

Water Quality:   CT | ME | MANH | RI | VT

Groundwater:    CT | ME | MANH | RI | VT

Precipitation:    CT | ME | MA | NH | RI | VT

Lakes and Reservoirs:    ME | MA | NH | VT

Tidal:     MA | ME

Estuary:    CT

USGS StreamStats

USGS StreamStats

Interactively identify a watershed boundary and obtain detailed streamflow statistics.

For an introduction to StreamStats click HERE

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USGS WaterAlert

USGS WaterAlert

Use the interactive map to browse the network of USGS sites by data type. 

WaterAlert Map
Filter Total Items: 131
Date published: April 9, 2018

Water Use Data for Maine

The link provides access to the 5-year water-use compilations (between 1985 and 2015) data for Maine on the National Water Information System (NWIS) web interface.

The presented data were compiled and published by the USGS's National Water Use Information Program (NWUIP).

Date published: April 9, 2018

Water Use Data for Connecticut

The link provides access to the 5-year water-use compilations (between 1985 and 2015) data for Connecticut on the National Water Information System (NWIS) web interface.

The presented data were compiled and published by the USGS's National Water Use Information Program (NWUIP).

Date published: April 9, 2018

Water Use Data for Rhode Island

The link provides access to the 5-year water-use compilations (between 1985 and 2015) data for Rhode Island on the National Water Information System (NWIS) web interface.

The presented data were compiled and published by the USGS's National Water Use Information Program (NWUIP).

Date published: March 7, 2018

St. Croix River at outlet to East Grand Lake bathymetric data and Forest City Dam Survey, Enited States-Canadian border in Maine and New Brunswick

These are survey data for the Forest City Dam at the Outlet to East Grand Lake on the St. Croix River between Maine and Canada. And they are bathymetric data surrounding the outlet dam collected with an Acoustic Doppler Current Profiler (ADCP)

Date published: January 1, 2018

Massachusetts Sustainable-Yield Estimator (MASYE) application software (version 2.0)

This software release provides the database application that runs the Massachusetts Sustainable-Yield Estimator (MA SYE) computer program (version 2.0). The MA SYE was developed by the U.S. Geological Survey, in cooperation with the Massachusetts Department of Environmental Protection, to provide a planning-level decision-support tool designed to help decision makers estimate daily me

Date published: January 1, 2018

Low-streamflow trends and basin characteristics for 2,482 U.S. Geological Survey streamgages in the conterminous U.S. (ver. 2.0, February 2019)

This data release contains drainage basin characteristics and low-streamflow trend results for 2,482 U.S. Geological Survey (USGS) streamgages in the conterminous U.S. Data include streamgage identification number, name, drainage area, latitude, longitude, percent developed land use, percent crop land use, dam storage, streamgage classification, record completeness status%

Date published: January 1, 2018

Shapefiles of shoreline positions and boundary of a permeable reactive barrier as determined by GPS, Ashumet Pond, Falmouth, MA

ESRI Shapefiles of the May 30,2007, July 31, 2008, August 14,2014, and August 4, 2015 shoreline positions and the boundary of a lake-bottom permeable reactive barrier at Ashumet Pond, Falmouth, MA as determined by using a handheld GPS.

Date published: January 1, 2018

Field measurements of temperature in vertical lakebed profiles near a permeable reactive barrier, Ashumet Pond, Falmouth, MA

This dataset contains field measurements of temperature in shallow vertical profiles beneath a lake-bottom in the vicinity of a permeable reactive barrier (PRB) at Ashumet Pond, Falmouth, MA. From 08/21/2015–09/03/2015 vertical temperature profilers designed to quantify groundwater upwelling dynamics were installed at seven locations. Hollow stainless steel pipes (2.5 cm OD) were...

Date published: January 1, 2018

Field measurements of lakebed groundwater temperatures, July 2008, August 2014, and August 2015, Ashumet Pond, Falmouth, MA

This dataset contains field measurements of lake-bottom groundwater temperatures collected during three surveys in July 2008, August 2014, and August 2015, by using a handheld thermocouple probe and GPS at a permeable reactive barrier at Ashumet Pond, Falmouth, MA. Included in the comma-separated file are unique site identifiers and location of measurement points, temperatures, dates, and...

Date published: January 1, 2018

Field measurements of lake-bottom groundwater temperatures from fiber-optic distributed temperature sensing (FO-DTS), Ashumet Pond, May 30-31, 2007, and related GIS vector and raster files

This dataset contains field measurements (CSV file) of temperature and light intensity recorded during a survey of lake-bottom temperatures in May 2007 using a Fiber-Optic Distributed Temperature Sensing (FO-DTS) system at Ashumet Pond, Falmouth, Massachusetts. An ESRI shapefile of point locations and attributes from the survey and an ESRI raster datasets derived from the Fiber Optic...

Date published: January 1, 2018

Low-streamflow trends and basin characteristics for 2,482 U.S. Geological Survey streamgages in the conterminous U.S.

This data release contains drainage basin characteristics and low-streamflow trend results for 2,482 U.S. Geological Survey (USGS) streamgages in the conterminous U.S. Data include streamgage identification number, name, drainage area, latitude, longitude, percent developed land use, percent crop land use, dam storage, streamgage classification, record completeness status, and trend slopes and...

Date published: January 1, 2018

High-water mark data from Hurricane Sandy for the coastal areas of Connecticut, Rhode Island, and Massachusetts, October 29-30, 2012

High-water marks were collected following Hurricane Sandy, October 29-30, 2012, along the coastal areas of Connecticut, Rhode Island, and Massachusetts. Information on 371 high-water marks that were flagged following Hurricane Sandy is presented in this data release. The general information on the high-water marks presented includes site identification number, location, elevation,