MEDIAN FLOW RATE · 30 DAY
187cfs
Optimal band: 127–171 cfs
PERIOD HIGH
620cfs
PERIOD LOW
45cfs
RUNNABLE
20%
last 30 day in band
Gauge Height
1.83ft
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Your History · Mermentau River At Mermentau, LA
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Station Location
30.1900, -92.5906Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-09-01 00:00 UTC
Site #08012150·USGS
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