Rivers in Alabama

Tombigbee River at Demopolis Lock and Dam

Marengo County, AlabamaNWS DLDA1USGS 02467000Calera office

Below flood stage
33.49ftStage

Observed Wed, Sep 23, 2:15 AM CDT

Flood stage
68.00 ft
Forecast crest
33.70 ftWed, Sep 23, 7:00 AM CDT
Record crest
92.30 ft1979

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood92.00 ft
Moderate flood77.00 ft
Minor flood68.00 ft
Action68.00 ft
  1. 92.00 ftSevere flooding occurs in Greene...Sumter...and Marengo counties with numerous evacuations required.
  2. 84.00 ftSome industrial and residential flooding begins just upstream from Demopolis Dam at 88 feet. Widespread flooding in Greene...Marengo...and Sumter counties occurs and some evacuations may be necessary.
  3. 77.00 ftFlooding of numerous cabins and trailers near the river can be expected.
  4. 73.00 ftSome cabins and trailers along the river begin to flood...as well as some secondary roads.
  5. 68.00 ftFlooding of lowlands in the area occurs and cattle should be moved to higher ground.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor flooding7%
Moderate floodingUnder 5%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 15, 2026.

Crest history

74 crests on NOAA’s list since 1961.

#DateStage
1April 19, 197992.30 ft
2February 28, 196191.70 ft
3December 25, 196187.20 ft
4March 29, 198085.20 ft
5May 27, 198385.10 ft
6February 27, 199184.70 ft
7April 9, 200084.19 ft
8March 27, 197384.00 ft
9January 12, 199883.14 ft
10February 12, 200483.10 ft
11December 12, 198383.10 ft
12March 3, 201982.80 ft
13February 3, 199982.74 ft
14December 31, 201582.27 ft
15January 11, 200982.24 ft
16December 13, 200482.08 ft
17April 10, 201482.00 ft
18April 11, 197782.00 ft
19January 19, 201381.98 ft
20February 26, 200381.90 ft
21March 12, 201181.72 ft
22January 29, 200281.57 ft
23March 12, 198381.50 ft
24January 6, 201581.23 ft
25October 17, 200980.81 ft

Most recent crests

  • April 10, 2025: 72.47 ft
  • February 15, 2024: 70.86 ft
  • April 20, 2022: 71.42 ft
  • March 26, 2022: 73.71 ft
  • February 27, 2022: 71.33 ft
  • April 21, 2019: 71.45 ft
  • March 3, 2019: 82.80 ft
  • January 25, 2019: 69.36 ft
  • December 31, 2018: 77.08 ft
  • February 14, 2018: 71.62 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Southeast River Forecast Center. Forecasts are issued routinely year-round. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 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.