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Santee River at Lake Marion
Critical Stages
76' - Action
77' - Flood
77.1' - Moderate
77.5' - Major
Latest Observation
Updated: 12:45 PM EST 12/16/25
Status: No Flooding
Stage: 74.72 ft
Flow: -999 kcfs
Forecast
Forecast not available for this location.
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 12:45 PM 12/16 | 74.72 | -999 |
| 12:30 PM 12/16 | 74.73 | -999 |
| 12:15 PM 12/16 | 74.73 | -999 |
| 12:00 PM 12/16 | 74.73 | -999 |
| 11:45 AM 12/16 | 74.74 | -999 |
| 11:30 AM 12/16 | 74.74 | -999 |
| 11:15 AM 12/16 | 74.75 | -999 |
| 11:00 AM 12/16 | 74.76 | -999 |
| 10:45 AM 12/16 | 74.77 | -999 |
| 10:30 AM 12/16 | 74.77 | -999 |
| 10:15 AM 12/16 | 74.77 | -999 |
| 10:00 AM 12/16 | 74.77 | -999 |
| 9:45 AM 12/16 | 74.77 | -999 |
| 9:30 AM 12/16 | 74.78 | -999 |
| 9:15 AM 12/16 | 74.78 | -999 |
| 9:00 AM 12/16 | 74.78 | -999 |
| 8:45 AM 12/16 | 74.78 | -999 |
| 8:30 AM 12/16 | 74.79 | -999 |
| 8:15 AM 12/16 | 74.79 | -999 |
| 8:00 AM 12/16 | 74.79 | -999 |
| 7:45 AM 12/16 | 74.8 | -999 |
| 7:30 AM 12/16 | 74.8 | -999 |
| 7:15 AM 12/16 | 74.8 | -999 |
| 7:00 AM 12/16 | 74.81 | -999 |
| 6:45 AM 12/16 | 74.81 | -999 |
| 6:30 AM 12/16 | 74.82 | -999 |
| 6:15 AM 12/16 | 74.82 | -999 |
| 6:00 AM 12/16 | 74.82 | -999 |
| 5:45 AM 12/16 | 74.82 | -999 |
| 5:30 AM 12/16 | 74.82 | -999 |
77.5' -
Structures on the shore of Lake Marion and low lying islands are threaten by flood water.
77.09' -
Flood water approaches roads nearest the lake.
77' -
Flood stage - areas and beaches on Lake Marion begin to flood.
76.8' -
Full pool
76' -
Swamps in the upper reaches of Lake Marion begin to fill.
| Date | Stage (ft) |
|---|---|
| Dec 19, 2009 | 76.76 |
| Dec 15, 2009 | 76.65 |
| Dec 25, 2009 | 76.64 |
| Feb 17, 2010 | 76.62 |
| Nov 22, 2009 | 76.61 |
| Feb 2, 2010 | 76.61 |
| Jan 5, 2010 | 76.6 |
| Dec 9, 2009 | 76.6 |
| Jan 25, 2010 | 76.17 |
Data provided by the National Weather Service.
