Web Tools
Pennsylvania's Long-Term Surface-Water Quality Network
Monitoring the health of Pennsylvania’s rivers, streams, and lakes since the 1950s
Monitoring the health of Pennsylvania’s rivers, streams, and lakes since the 1950s
Flood Data Collection in Pennsylvania
Site Selection Data for the Development of a Rapid Deployment Network
Site Selection Data for the Development of a Rapid Deployment Network
Philadelphia Area Groundwater Level Network
Now part of Pennsylvania Groundwater Watch
Now part of Pennsylvania Groundwater Watch
Pennsylvania Groundwater Watch
Interactive map of groundwater levels at 108 sites in Adams, Chester, Montgomery, Philadelphia, and Pike Counties
Interactive map of groundwater levels at 108 sites in Adams, Chester, Montgomery, Philadelphia, and Pike Counties
Mapping Radon in Pennsylvania's Groundwater
Pennsylvania Groundwater Quality Monitoring Network
in cooperation with the Pennsylvania Department of Environmental Protection
in cooperation with the Pennsylvania Department of Environmental Protection
Pennsylvania Real-Time Water Quality
Web Tools provide interactive access to USGS information about Pennsylvania's water resources.
As of 2023, Philadelphia Area Groundwater Level Network is part of Pennsylvania Groundwater Watch.
National Water Dashboard
National Water Dashboard
View over 13,000 USGS real-time stream, lake, reservoir, precipitation, water quality & groundwater stations in context with current weather & hazard conditions.
Current Conditions
Current Conditions
National Water Information System
Streamflow || Groundwater || Water Quality