Rivers in Florida

St Marks River near Rivers Edge Road (in MHHW)

Wakulla County, FloridaNWS SRMF1Tallahassee office

Below flood stage
-2.05ftStage

Observed Sun, Sep 20, 3:54 PM EDT

Flood stage
2.00 ft
Record crest
4.85 ft2024

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood5.00 ft
Moderate flood3.00 ft
Minor flood2.00 ft
Action1.50 ft
  1. 10.00 ftWidespread flooding throughout St. Marks.
  2. 8.00 ftThe Purdom Generating Station floods.
  3. 7.00 ftParking lots at the Purdom Generating Station begin to flood.
  4. 5.00 ftWidespread flooding of St. Marks south of Shell Island Road.
  5. 4.00 ftMAny businesses in St. Marks south of DeSoto Drive begin to flood.
  6. 3.00 ftWidespread inundation south of Forbes Street and also west of Fire Escape Road. Non-elevated businesses south of Howard Street begin to flood.
  7. 2.50 ftFlooding begins along Yacht Drive and Old Fort Road. Water begins impacting some businesses along Riverside Drive. Water approaches homes west of Fire Escape Road.
  8. 2.00 ftMinor flooding begins at San Marcos de Apalache Historic State Park and the St. Marks Yacht Club.
  9. 1.50 ftWetland flooding begins between the St. Marks Yacht Club and San Marcos de Apalache Historic State Park.

Crest history

1 crests on NOAA’s list since 2024.

#DateStage
1September 27, 20244.85 ft

Most recent crests

  • September 27, 2024: 4.85 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Southeast River Forecast Center. Forecasts are not available. Only observed stages are available for this point. Water levels are referenced to the Mean Higher High Water (MHHW) Datum. This datum can be used to approximate sea water inundation of normally dry ground near the coast. For specific impacts, please refer to the statements on this page.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service.