Savannah River at Hartwell Dam
Flood levels
Official flood levels at this gauge: action stage begins at 662.0 ft; minor flooding begins at 665.0 ft; moderate flooding begins at 670.0 ft; major flooding begins at 680.0 ft.
| Action stage | 662.0 ft |
|---|---|
| Minor flooding | 665.0 ft |
| Moderate flooding | 670.0 ft |
| Major flooding | 680.0 ft |
Highest recorded crests
- 665.4 ft on Apr 8, 1964 (historic crest)
- 664.8 ft on Jan 5, 2016 (historic crest)
- 664.8 ft on Jul 9, 2013 (historic crest)
- 664.8 ft on Apr 8, 1994 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 660.0 ft | Normal full pool level |
|---|---|
| 662.0 ft | Water management threshold, expect more frequent inflow forecasts. |
| 663.0 ft | At this stage water starts to flood low spots in yards of homes along the lake and water starts to backup into local creeks that feed into the lake. |
| 664.5 ft | Backwater affects on local streams will cause flooding of some low areas and roads such as dr johns road. Picnic areas, boat ramps, campgrounds and recreation areas near the lake shoreline will begin to flood. |
| 665.0 ft | Recreation areas near the lake such as Long Point, Ashbury, Singing Pines, South Carolina River, Boyles and 12 Mile will be closed. Camping areas such as Springfield, Oconee Point, Watsadler and Georgia River will likely be closed. Creeks that drain into the lake will be effected by backwater especially on Old Jewell Road. Floating faclilites on the lake and along the banks of the lake will begin to flood. |
| 667.5 ft | Water will be at the bottom of the Highway SC71 bridge over 26 Mile Creek. |
| 668.0 ft | Water will be at the bottom of the bridge on Conerross Creek at Highway S-184, Martin Creek at Highway S-65 and Seneca Creek at Highway S-210. |
| 670.0 ft | Islands above and below the dam will become partially covered. |
| 675.0 ft | Some campgrounds on islands on the lake may be affected. |
Forecast office: NWS Greer · River Forecast Center: Southeast River Forecast Center.
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Nearby stations and gauges
- Savannah River at Lake Hartwell NWS gauge · 10.6 mi
- Beaverdam Creek above Elberton NWS gauge · 13.7 mi
- Rocky River SC near Starr NWS gauge · 14.1 mi
- Eighteen Mile Creek below Pendleton NWS gauge · 19.9 mi
- Russell Lake near Savannah River NWS gauge · 21.2 mi
- Broad River in GA above Carlton NWS gauge · 22.2 mi