Current RTWQ Maps
State:
Measurement:


Google Map of all USGS Real-Time Water Data

Example of Sites Displaying Surrogates

California
Colorado
Georgia
Kansas
Maryland
Montana
North Dakota
Ohio
South Dakota
Wyoming

Examples of Surrogates Methods and Reports

National
California
Colorado
Florida
Georgia
Kansas
Montana
Maryland
North Dakota
Ohio
Oregon
Wyoming

Technical Resources

U.S. Geological Survey
USGS Publications
Water Resources Discipline
Water Quality
Field Protocols
Monitor Operations Protocol
National Water Information System
LOADEST

Other Links

USGS Water Data Explorer
USGS Waterwatch
Ground-water Watch
Instantaneous Data Archive - IDA
USGS Water-Quality Data for the Nation
National Real-Time Water Quality (NRTWQ)
National Water Information Mapper

Maryland Reports

Miller, C. V., Angélica L. Gutiérrez-Magness, Brenda L. Feit Majedi, and Gregory D. Foster, Water Quality in the Upper Anacostia River, Maryland: Continuous and Discrete Monitoring with Simulations to Estimate Concentrations and Yields, 2003-05, 51p. SIR 2007-5142.