Mermentau River

Louisiana

5 Gauges

At Mermentau, La

River stage: 2.16 ft
Today
05:15 AM

At Catfish Point Lock

No current values

At Lacassine Wildlife Refuge

River stage: 3.77 ft
Today
04:00 AM

@ Lake Arthur, La

River stage: 22.51 ft
Today
05:15 AM

Grand Chenieer - Stage

Streamflow: 3 ft³/s
07/28/2026
07:00 AM
River stage: 2.01 ft
Today
05:00 AM

20,000+ rivers live
Save favorites
Long-term statistics
Water level alarm via Push
4,000+ whitewater runs

Download RiverApp

Download RiverApp

20,000+ rivers live
Save favorites
Long-term statistics
Water level alarm via Push
4,000+ whitewater runs

RiverApp App splash screen