PTAGIS System Outages 4/17 - 4/20: "Due to a PSMFC-wide infrastructure migration, the PTAGIS systems (website, reporting, data submission) will be inaccessible for periods of time between 4/17 and 4/20." DART will load PTAGIS data as it is made available. Thank you for your patience.
DART Hourly Water Quality Graphics
Data Courtesy of U.S. Army Corps of Engineers, NWD and Grant County PUD, U.S. Geological Survey Water Data, U.S. Bureau of Reclamation Columbia-Pacific Northwest Region Hydromet
Hourly Water Quality Queries
Query Notes
- DART Hourly Water Quality Metadata & Glossary
- The year following the location indicates earliest data available.
- Operation dates vary by location and year.