Pennsylvania Water Science Center



DATA CENTER

USGS Waterwatch:
Maps of Current Conditions


Pennsylvania Streamstats

Delineate watersheds and estimate streamflow



National Water Information System (NWIS)

View current and historical streamflow, groundwater level, and water-quality data for Pennsylvania

Real-time data

Historical data

 

Groundwater Data

by Basin, County, Hydrologic Unit, or site ID
by Map Interface
Groundwater Toolbox
    toolbox
  • Groundwater Watch
    Compare current groundwater levels to historical record
  • WaterAlert
    Get condition updates by text message or email
  • NWIS Mapper
    View the locations of sites with USGS water data

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Page Last Modified: Wednesday 17th of September 2014 12:55:20 PM