Waccamaw River at Longs
South Carolina — Water Level & Flood Stage
Located in Horry County, South Carolina on the Waccamaw River. Live water level data from USGS gauge 02110500, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
17 ft
Moderate Flood
15 ft
Minor Flood
12 ft
Action Stage
11 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
20 ft
Extensive flooding. Numerous roads flooded and areas isolated by flooding. HWY 9 near longs and multiple spots on HWY 905 may be impassable. Flooding along Vera LN and Star Bluff RD expands to Pint CIR and areas near the North Myrtle Beach Drag Strip. Several buildings between HWY 905 and HWY 90 and HWY 57 may be flooded or isolated.In NC,River RD in Pireway inaccessible. HWY 905 S of Pireway and other spots on Ash-Little River RD flood. Parts of Brunswick Plantation on Caw Caw Swamp will flood.
19 ft
Extensive flooding. Many roads flooded and areas isolated by flooding. Hwy 905 between McNeil Chapel RD and Parker RD impassable. HWY 9 near Longs and HWY 905 at Buck Creek flooded. Flooding expands along Vera LN and Star Bluff RD. Several roads in Aberdeen flooded. Rolling River RD,Loop CIR, Dusty LN,and Thomas RD near Huston RD will flood. In NC,River RD in Pireway inaccessible. HWY 905 S of Pireway and other spots on Ash-Little River RD flood. Parts of Brunswick Plantation on Caw Caw Swamp may flood.
18 ft
Extensive flooding. Many roads flooded and areas isolated by flooding. Hwy 905 between McNeil Chapel RD and Parker RD may be impassable. Flooding expands along Vera LN and Star Bluff RD. Several roads in Aberdeen will be flooded or begin to flood. Rolling River RD will flood. Loop CIR, Dusty LN,and Thomas RD near Huston RD may flood. HWY 9 near Longs and HWY 905 near Buck Creek will flood. In NC,River RD in Pireway is inaccessible. HWY 905 south of Pireway and multiple spots of Ash-Little River RD flood.
17 ft
Homes isolated along Lure CT,the end of Vera LN,and the ends of Big Gutter and Doodle Hill LN. Red Bluff RD impassable. HWY 905 and streets between Council Bluff RD and Parker RD flood. Bucks TRL,Tupelo LN,Canipe CIR,Waccamaw CV near Pint and Loop CIR,Crystal LN,areas along Holly Ridge DR and Meadowood LN,the end of Star Bluff RD,and along HWY 9 flood. HWY 9 and Rolling River RD may flood. In NC,River RD in Pireway impassable. Ash-Little River RD at Caw Caw Swamp floods. HWY 905 south of Pireway may flood.
16 ft
Homes isolated along Lure CT,Canipe CIR,the end of Vera LN,and the ends of Big Gutter and Doodle Hill LN. Red Bluff RD will be impassable. HWY 905 and streets between Council Bluff RD and Parker RD begin to flood. Waccamaw CV near Pint CIR,areas at the end of Star Bluff RD,along Waccamaw LN near Loop CIR,the end of Crystal LN,and along HWY 9 flood. Bucks TRL,Tupelo LN,areas along Holly Ridge DR and Meadowood LN may be flooded. In NC,River RD in Pireway and Ash-Little River RD flood.
15 ft
Homes isolated along Lure CT, Canipe CIR,and at the ends of Big Gutter and Doodle Hill LN. Red Bluff RD is impassable. Areas along HWY 905 between Council Bluff RD and Parker RD,along Waccamaw LN near Loop CIR,Holly Ridge DR,and along HWY 9 will flood. The ends of Vera LN,Star Bluff RD,and Crystal LN flood. Bucks TRL may be flooded. In NC,River RD in Pireway will flood. Low areas between the river and Ash-Little River RD will flood. Ash-Little River RD near Caw Caw Swamp begin to flood.
14 ft
Homes isolated at the ends of Big Gutter LN, Doodle Hill LN, and along Lure CT. Red Bluff RD may be impassable. Yards along HWY 905 may begin to flood between Council Bluff RD and Parker RD. The end of Vera LN is isolated by flood waters. Areas near the end of Star Bluff RD begin to flood. Areas along Waccamaw LN near Loop CIR begin to flood. Parts of Canipe CIR will flood. Low areas along HWY 9 will flood. In NC,River RD in Pireway will flood. Low areas between the river and Ash-Little River will flood.
13 ft
A few homes may be isolated by flood waters near the river at the end of Big Gutter Lane and Doodle Hill Lane. Flooding on Red Bluff Road worsens. The end of Vera Lane may be isolated by flood waters. Aberdeen Country Club parking lot may flood. In North Carolina, River Road in Pireway may begin to flood.
12 ft
Flooding may limit vehicle access near the river at the end of Big Gutter Lane and Doodle Hill Lane. Low spots on Red Bluff Road will begin to flood. The end of Vera Road will flood. Several boat landings will become inaccessible. Parts of Aberdeen County Club will be flooded.
11 ft
Water spreads further into swamps and lowlands along the river and flooding at boat landings worsens.
10 ft
Water will spread into swamps along the river and a few boat landings will begin to flood.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Sep 21, 2018 | 20.19 ft | 53,900 cfs |
| Sep 21, 2018 | 20.19 ft | 53,900 cfs |
| Sep 23, 1999 | 17.94 ft | 28,200 cfs |
| Sep 23, 1999 | 17.94 ft | 28,200 cfs |
| Oct 14, 2016 | 16.95 ft | 23,400 cfs |
About This Gauge
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Frequently Asked Questions
What is the current water level of Waccamaw River at Longs?
The Waccamaw River at Longs gauge is maintained by USGS (site 02110500) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Waccamaw River at Longs?
The NWS-defined flood stage for Waccamaw River at Longs is 12 feet. Action stage begins at 11 feet. Moderate flooding starts at 15 feet, and major flooding at 17 feet.
How do I get alerts when Waccamaw River rises?
Download StormCast free on Google Play, go to River Gauges, and add Waccamaw River at Longs to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Waccamaw River at Longs gauge located?
The gauge is located in Horry County, South Carolina at coordinates 33.9125°N, 78.7153°W. USGS site number: 02110500. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- 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.