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Bayou Bonfouca at Slidell — water level right now

St. Tammany Parish, Louisiana · NWS gauge BBSL1
Loading the latest reading…
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current stage (ft)
 
4
minor flood stage
 
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flood status
official NWS category
Official NOAA forecast → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

minor · 4
moderate · 8
major · 14
Flood stageLevel (ft)What it means
Major flood stage14extensive inundation and significant evacuations — a serious event
Moderate flood stage8some buildings and roads inundated; evacuations possible
Minor flood stage4low-lying roads and fields near the river start to flood

Highest floods on record here

The National Weather Service has no historic crest list on file for this gauge.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Bayou Liberty near Slidell 3 mi away · loading… French Branch near Slidell 4 mi away · loading… Pearl River above Slidell 6 mi away · loading… Pearl River near Pearl River 9 mi away · loading… Bogue Falaya River at Boston Street 23 mi away · loading… Bogue Chitto River near Bush 25 mi away · loading…

Gauge details

NWS gauge IDBBSL1
CountySt. Tammany
StateLouisiana
NWS forecast officeSlidell
River forecast centerLower Mississippi River Forecast Center
Coordinates30.271, -89.794
Time zoneCST6CDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Bayou Bonfouca at Slidell

Is Bayou Bonfouca at Slidell flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Minor flooding at this gauge begins at 4 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Bayou Bonfouca at Slidell?

major flood stage 14 ft, moderate flood stage 8 ft, minor flood stage 4 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS Slidell and local emergency management.