Waterlands
Mermentau River
USGS · 08012150
MERMENTAU RIVER
USGS · 08012150LIVE

Mermentau River At Mermentau, LA

LOUISIANA30.1900°N, -92.5906°W Updated 14 hr ago
FLOW RATE
187cfs
GAUGE HT
1.83ft
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
187cfs
Optimal band: 153–207 cfs
PERIOD HIGH
246cfs
PERIOD LOW
45cfs
RUNNABLE
40%
last 7 day in band

Gauge Height

1.83ft
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Station Location

30.1900, -92.5906
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DATA · USGS · NOAA · NWSUPDATED 2026-09-01 00:00 UTC
Site #08012150·USGS

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