DATA CENTER

• USGS Data Mapper

• USGS Real-time data
  • Streamflow
  • Streamflow - Comparisons current/historic
  • Streamflow - Water Alert
  • Groundwater
  • Water quality
  • Precipitation
  • Meteorological
  • Reservoirs

• State of Colorado Division of Water Resources
  • Surface Water Conditions

• USGS WaterWatch
  • Current conditions
  • Flood Watch
  • Drought Watch
  • Water Quality Watch

• USGS Groundwater networks
  • Colorado Active Water Level Network
  • Long-Term Groundwater Data Network

• USGS Historical data
  • Annual Data Reports
  • Flood Database - Interactive map

USGS IN YOUR STATE

USGS Water Science Centers are located in each state.

National Water Information System (NWIS)

NWISWeb provides access to water-resources data collected at approximately 1.5 million sites throughout the Nation. Click on the links below for each topic to go to the NWISWeb page, or you can go to the main Colorado NWIS Web page, or the National NWIS Web page.