Rivers in Louisiana

Pearl River near Bogalusa

Washington County, LouisianaNWS BXAL1USGS 02489500Slidell office

Below flood stage
6.29ftStage

Observed Thu, Sep 24, 4:15 AM CDT

Flood stage
18.00 ft
Forecast crest
6.30 ftThu, Sep 24, 7:00 AM CDT
Record crest
23.23 ft1979

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood23.00 ft
Moderate flood21.00 ft
Minor flood18.00 ft
Action16.00 ft
  1. 23.23 ftFlood of Record occurred on April 24, 1979. Sections of LA Highways 10 and 21 will be inundated. Water will back up along Coburn Creek and Bogalusa Creek.
  2. 23.00 ftFlood of Record occurred on April 24, 1979. Property east of Louisiana Highway 21 along Bogalusa Creek will flood. Bogalusa Creek will back up threatening the Sewage Treatment Plant. Homes south of Bogalusa Creek and east of Highway 21 will flood. The city water treatment plant and property near City Hall will be threatened by flooding.
  3. 22.00 ftWoodlands and crop acreage along the river will be flooded. The Bogue Chitto Wildlife Management area will be inundated with water in recreational camps and over access roads. At 21 feet, property east of Highway 21 along Bogalusa Creek will begin to flood. Bogalusa Creek will back up threatening the Sewage Treatment Plant. Homes south of Bogalusa Creek and east of Highway 21 will flood.
  4. 21.00 ftWoodlands and crop acreage along the river will be flooded. The Bogue Chitto Wildlife Management area will be inundated with water in recreational camps and over access roads. At 21 feet, property east of Louisiana Highway 21 along Bogalusa Creek will begin to flood.
  5. 20.00 ftWoodlands and crop acreage along the river will be flooded. The Bogue Chitto Wildlife Management area will be inundated with water in recreational camps and over access roads.
  6. 18.50 ftWoodlands and crop acreage along the river will be flooded. The Bogue Chitto Wildlife Management area will be inundated with water in recreational camps and over access roads.
  7. 17.00 ftWoodlands and crop acreage along the river will be flooded.
  8. 16.00 ftWoodlands along the river and wildlife management property will be flooded.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor flooding32%
Moderate flooding7%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 16, 2026.

Crest history

112 crests on NOAA’s list since 1938.

#DateStage
1April 24, 197923.23 ft
2April 8, 198322.78 ft
3March 13, 201622.75 ft
4February 25, 202022.60 ft
5March 31, 198022.42 ft
6May 11, 199122.17 ft
7April 17, 197422.13 ft
8March 30, 200921.99 ft
9January 29, 199021.77 ft
10February 27, 200321.77 ft
11April 15, 201421.73 ft
12February 23, 196121.70 ft
13March 6, 200121.68 ft
14January 23, 202021.55 ft
15February 16, 200421.50 ft
16April 17, 202121.36 ft
17September 5, 202221.29 ft
18December 30, 201821.23 ft
19March 3, 198721.18 ft
20February 26, 201321.14 ft
21December 20, 200921.13 ft
22April 22, 201921.08 ft
23February 12, 201621.07 ft
24May 1, 202021.04 ft
25March 29, 202221.01 ft

Most recent crests

  • July 1, 2026: 20.45 ft
  • May 10, 2026: 20.03 ft
  • June 19, 2025: 19.08 ft
  • June 2, 2025: 19.22 ft
  • May 20, 2025: 20.17 ft
  • April 12, 2025: 20.27 ft
  • March 20, 2025: 18.87 ft
  • March 10, 2025: 18.67 ft
  • February 21, 2025: 20.63 ft
  • February 6, 2025: 18.89 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Lower Mississippi River Forecast Center. Forecasts are issued routinely year-round. Gauge awaiting repair - automated readings are not available at this time. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.