The Office of Water Resources maintains a network of approximately 60 precipitation observation stations throughout Massachusetts, as well as a database.
U.S. Geological Survey Cooperative Program
The Office of Water Resources administers cooperative programs with the United States Geological Survey (USGS). These programs provide timely scientific research and streamflow data to inform statewide policy. Cooperative Water Resource Planning Program
- Current streamflow data: http://ma.water.usgs.gov/
- Current groundwater data: http://waterdata.usgs.gov/ma/nwis/current/?type=gw&group_key=county_cd