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Regional Streamflow Duration Assessment Methods (SDAMs)

Developing Regional SDAMs for Nationwide Coverage

The EPA is working cooperatively with the U.S. Army Corps of Engineers and other partners across the nation to develop rapid, field-based methods to classify streamflow duration.

Learn more about streamflow duration assessment methods.

About SDAMs

Learn About SDAMs
Examples of Existing Local and Regional SDAMs

SDAMs Under Development

Status by Region
Outreach and Partners

Regional Streamflow Duration Assessment Methods (SDAMs)

Developing Regional SDAMs for Nationwide Coverage

About SDAMs

SDAMs Under Development