DATA CENTER

• MA Real-time data ()
  • Streamflow ()
  • Groundwater ()
  • Water quality ()
  • Lakes and reservoirs ()
  • Precipitation ()

• MA WaterWatch
  • Surface-water ()
  • Ground-water ()
  • Water-quality ()
  • Flood ()
  • Drought ()

• MA historical data
  • Streamflow ()
  • Groundwater ()
  • Water quality ()
  • Instantaneous Data Archive (IDA) ()

• National WaterWatch
  • Surface-water ()
  • Ground-water ()
  • Water-quality ()

OFFICE INFORMATION

• Information Quality Requests

USGS IN YOUR STATE

USGS Water Science Centers are located in each state.

Information Quality - Information Correction Request

The U.S. Geological Survey (USGS) received an inquiry consistent with the Information Quality Act (IQA). This inquiry was a request for correction of information disseminated by the USGS. Below is related documentation about this inquiry.

Related Documents

• Concentrations, Loads, and Sources of Polychlorinated Biphenyls, Neponset River and Neponset River Estuary, Eastern Massachusetts (Scientific Investigations Report 2011–5004)
• Initial Inquiry (3/30/2012)
• Initial USGS Response (4/4/2012)
• Extension for USGS Response (5/21/2012)
• Final USGS Response (7/20/2012)
• USGS Information Quality Guidelines