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Water Information and Data

Surface-water information and data

Surface Water

Investigate New Hampshire and Vermont surface-water resources.

  USGS's National Water Information System


Find real-time and historical water data from USGS's National Water Information System.

Ground-water information and data


Find out more about New Hampshire and Vermont groundwater resources. Groundwater serves many uses in Massachusetts.

  USGS WaterWatch system


Maps, graphs, and tables describing streamflow conditions for the United States.

Water-quality information and data

Water Quality

Find out more about the water quality of New Hampshire and Vermont groundwater and surface-water resources.



Streamflow statistics, drainage-basin characteristics, and other information for user-selected sites on streams.

Water Use information and data

Water Use

Find out more about New Hampshire and Vermont water-use data.

  Weather Data


Precipitation and other weather information.

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Page Last Modified: Monday, 12-Feb-2018 12:42:34 EST