Water Quality Portal
Also known as WQP
The Water Quality Portal (WQP) is a cooperative service sponsored by the United States Geological Survey (USGS), the Environmental Protection Agency (EPA) and the National Water Quality Monitoring Council (NWQMC) that integrates publicly available water quality data from the USGS National Water Information System (NWIS) the EPA STOrage and RETrieval (STORET) Data Warehouse, and the USDA ARS Sustaining The Earth’s Watersheds - Agricultural Research Database System (STEWARDS) . It serves water quality data collected by over 400 state, federal, tribal, and local agencies in the United States. As of July 2015, over 265 million results from over 2.2 million monitoring locations are currently acc…
Getting access
Open access Open
- How to apply
- Not yet verified — we don’t publish a route we haven’t checked.
Summarised from a registry — the exact application route is not yet verified.
About this database
| Website | https://www.waterqualitydata.us/ |
|---|---|
| Subjects | Natural Sciences · Geosciences (including Geography) · Water Research · Hydrogeology, Hydrology, Limnology, Urban Water Management, Water Chemistry, Integrated Water Resources Management |
| Last updated | 2026-09-11 |