What is the current flow on St. Mary River?

St. Mary River was running 466 cubic feet per second as of Aug 1, 2026, 6:10 PM UTC, measured at USGS gauge 05020500. This is a build-time snapshot rather than a live reading — check the USGS gauge directly before relying on it.

St. Mary River

Alabama. Streamflow and water-temperature readings from USGS gauges. Running 466 cfs as of Aug 1, 2026, 6:10 PM UTC.

Latest Reading

466

cubic feet / second

USGS gauge

Flow measured Aug 1, 2026, 6:10 PM UTC at gauge 05020500. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

USGS Gauges on St. Mary River

Gauge	Station	Water temp?
05020500	St. Mary River at International Boundary	—

Fly fishing rivers →Alabama lakes →

Conditions: USGS NWIS (public domain).