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Hydrograph River at a Glance Download
Waccamaw River near Conway Stage (ft)Flow (kcfs)Observed: 8.05 ft at 11:00AM May 18, 2022Observed: 8.02 ft at 11:15AM May 18, 2022Observed: 7.99 ft at 11:30AM May 18, 2022Observed: 7.95 ft at 11:45AM May 18, 2022Observed: 7.92 ft at 12:00PM May 18, 2022Observed: 7.88 ft at 12:15PM May 18, 2022Observed: 7.87 ft at 12:30PM May 18, 2022Observed: 7.86 ft at 12:45PM May 18, 2022Observed: 7.86 ft at 1:00PM May 18, 2022Observed: 7.89 ft at 1:15PM May 18, 2022Observed: 7.91 ft at 1:30PM May 18, 2022Observed: 7.94 ft at 1:45PM May 18, 2022Observed: 7.98 ft at 2:00PM May 18, 2022Observed: 8.01 ft at 2:15PM May 18, 2022Observed: 8.03 ft at 2:30PM May 18, 2022Observed: 8.04 ft at 2:45PM May 18, 2022Observed: 8.07 ft at 3:00PM May 18, 2022Observed: 8.08 ft at 3:15PM May 18, 2022Observed: 8.1 ft at 3:30PM May 18, 2022Observed: 8.12 ft at 3:45PM May 18, 2022Observed: 8.13 ft at 4:00PM May 18, 2022Observed: 8.15 ft at 4:15PM May 18, 2022Observed: 8.16 ft at 4:30PM May 18, 2022Observed: 8.17 ft at 4:45PM May 18, 2022Observed: 8.18 ft at 5:00PM May 18, 2022Observed: 8.19 ft at 5:15PM May 18, 2022Observed: 8.19 ft at 5:30PM May 18, 2022Observed: 8.21 ft at 5:45PM May 18, 2022Observed: 8.22 ft at 6:00PM May 18, 2022Observed: 8.2 ft at 6:15PM May 18, 2022Observed: 8.2 ft at 6:30PM May 18, 2022Observed: 8.19 ft at 6:45PM May 18, 2022Observed: 8.17 ft at 7:00PM May 18, 2022Observed: 8.14 ft at 7:15PM May 18, 2022Observed: 8.11 ft at 7:30PM May 18, 2022Observed: 8.08 ft at 7:45PM May 18, 2022Observed: 8.05 ft at 8:00PM May 18, 2022Observed: 8.02 ft at 8:15PM May 18, 2022Observed: 7.98 ft at 8:30PM May 18, 2022Observed: 7.96 ft at 8:45PM May 18, 2022Observed: 7.93 ft at 9:00PM May 18, 2022Observed: 7.89 ft at 9:15PM May 18, 2022Observed: 7.84 ft at 9:30PM May 18, 2022Observed: 7.79 ft at 9:45PM May 18, 2022Observed: 7.75 ft at 10:00PM May 18, 2022Observed: 7.71 ft at 10:15PM May 18, 2022Observed: 7.64 ft at 10:30PM May 18, 2022Observed: 7.6 ft at 10:45PM May 18, 2022Observed: 7.53 ft at 11:00PM May 18, 2022Observed: 7.49 ft at 11:15PM May 18, 2022Observed: 7.43 ft at 11:30PM May 18, 2022Observed: 7.4 ft at 11:45PM May 18, 2022Observed: 7.39 ft at 12:00AM May 19, 2022Observed: 7.44 ft at 12:15AM May 19, 2022Observed: 7.5 ft at 12:30AM May 19, 2022Observed: 7.58 ft at 12:45AM May 19, 2022Observed: 7.65 ft at 1:00AM May 19, 2022Observed: 7.69 ft at 1:15AM May 19, 2022Observed: 7.74 ft at 1:30AM May 19, 2022Observed: 7.76 ft at 1:45AM May 19, 2022Observed: 7.79 ft at 2:00AM May 19, 2022Observed: 7.81 ft at 2:15AM May 19, 2022Observed: 7.85 ft at 2:30AM May 19, 2022Observed: 7.88 ft at 2:45AM May 19, 2022Observed: 7.91 ft at 3:00AM May 19, 2022Observed: 7.94 ft at 3:15AM May 19, 2022Observed: 7.97 ft at 3:30AM May 19, 2022Observed: 7.98 ft at 3:45AM May 19, 2022Observed: 8.01 ft at 4:00AM May 19, 2022Observed: 8.02 ft at 4:15AM May 19, 2022Observed: 8.05 ft at 4:30AM May 19, 2022Observed: 8.07 ft at 4:45AM May 19, 2022Observed: 8.08 ft at 5:00AM May 19, 2022Observed: 8.11 ft at 5:15AM May 19, 2022Observed: 8.11 ft at 5:30AM May 19, 2022Observed: 8.13 ft at 5:45AM May 19, 2022Observed: 8.14 ft at 6:00AM May 19, 2022Observed: 8.16 ft at 6:15AM May 19, 2022Observed: 8.17 ft at 6:30AM May 19, 2022Observed: 8.17 ft at 6:45AM May 19, 2022Observed: 8.19 ft at 7:00AM May 19, 2022Observed: 8.19 ft at 7:15AM May 19, 2022Observed: 8.21 ft at 7:30AM May 19, 2022Observed: 8.23 ft at 7:45AM May 19, 2022Observed: 8.23 ft at 8:00AM May 19, 2022Highest Observation: 8.24 ft at 8:15AM May 19, 2022Observed: 8.23 ft at 8:30AM May 19, 2022Highest Observation: 8.24 ft at 8:45AM May 19, 2022Observed: 8.23 ft at 9:00AM May 19, 2022Observed: 8.21 ft at 9:15AM May 19, 2022Observed: 8.18 ft at 9:30AM May 19, 2022Observed: 8.17 ft at 9:45AM May 19, 2022Observed: 8.15 ft at 10:00AM May 19, 2022Observed: 8.12 ft at 10:15AM May 19, 2022Observed: 8.1 ft at 10:30AM May 19, 2022Observed: 8.06 ft at 10:45AM May 19, 2022Observed: 8.04 ft at 11:00AM May 19, 2022Observed: 8.01 ft at 11:15AM May 19, 2022Observed: 7.99 ft at 11:30AM May 19, 2022Observed: 7.94 ft at 11:45AM May 19, 2022Observed: 7.92 ft at 12:00PM May 19, 2022Observed: 7.87 ft at 12:15PM May 19, 2022Observed: 7.82 ft at 12:30PM May 19, 2022Observed: 7.79 ft at 12:45PM May 19, 2022Observed: 7.74 ft at 1:00PM May 19, 2022Observed: 7.73 ft at 1:15PM May 19, 2022Observed: 7.71 ft at 1:30PM May 19, 2022Observed: 7.72 ft at 1:45PM May 19, 2022Observed: 7.74 ft at 2:00PM May 19, 2022Observed: 7.77 ft at 2:15PM May 19, 2022Observed: 7.83 ft at 2:30PM May 19, 2022Observed: 7.87 ft at 2:45PM May 19, 2022Observed: 7.91 ft at 3:00PM May 19, 2022Observed: 7.93 ft at 3:15PM May 19, 2022Observed: 7.96 ft at 3:30PM May 19, 2022Observed: 7.97 ft at 3:45PM May 19, 2022Observed: 8 ft at 4:00PM May 19, 2022Observed: 8.01 ft at 4:15PM May 19, 2022Observed: 8.01 ft at 4:30PM May 19, 2022Observed: 8.03 ft at 4:45PM May 19, 2022Observed: 8.06 ft at 5:00PM May 19, 2022Observed: 8.05 ft at 5:15PM May 19, 2022Observed: 8.08 ft at 5:30PM May 19, 2022Observed: 8.08 ft at 5:45PM May 19, 2022Observed: 8.11 ft at 6:00PM May 19, 2022Observed: 8.1 ft at 6:15PM May 19, 2022Observed: 8.1 ft at 6:30PM May 19, 2022Observed: 8.12 ft at 6:45PM May 19, 2022Observed: 8.11 ft at 7:00PM May 19, 2022Observed: 8.09 ft at 7:15PM May 19, 2022Observed: 8.05 ft at 7:30PM May 19, 2022Observed: 8.02 ft at 7:45PM May 19, 2022Observed: 7.99 ft at 8:00PM May 19, 2022Observed: 7.96 ft at 8:15PM May 19, 2022Observed: 7.92 ft at 8:30PM May 19, 2022Observed: 7.88 ft at 8:45PM May 19, 2022Observed: 7.86 ft at 9:00PM May 19, 2022Observed: 7.8 ft at 9:15PM May 19, 2022Observed: 7.76 ft at 9:30PM May 19, 2022Observed: 7.72 ft at 9:45PM May 19, 2022Observed: 7.67 ft at 10:00PM May 19, 2022Observed: 7.62 ft at 10:15PM May 19, 2022Observed: 7.57 ft at 10:30PM May 19, 2022Observed: 7.53 ft at 10:45PM May 19, 2022Observed: 7.45 ft at 11:00PM May 19, 2022Observed: 7.38 ft at 11:15PM May 19, 2022Observed: 7.34 ft at 11:30PM May 19, 2022Observed: 7.28 ft at 11:45PM May 19, 2022Observed: 7.22 ft at 12:00AM May 20, 2022Observed: 7.15 ft at 12:15AM May 20, 2022Observed: 7.1 ft at 12:30AM May 20, 2022Observed: 7.05 ft at 12:45AM May 20, 2022Observed: 7.06 ft at 1:00AM May 20, 2022Observed: 7.12 ft at 1:15AM May 20, 2022Observed: 7.21 ft at 1:30AM May 20, 2022Observed: 7.31 ft at 1:45AM May 20, 2022Observed: 7.38 ft at 2:00AM May 20, 2022Observed: 7.43 ft at 2:15AM May 20, 2022Observed: 7.48 ft at 2:30AM May 20, 2022Observed: 7.53 ft at 2:45AM May 20, 2022Observed: 7.58 ft at 3:00AM May 20, 2022Observed: 7.6 ft at 3:15AM May 20, 2022Observed: 7.65 ft at 3:30AM May 20, 2022Observed: 7.67 ft at 3:45AM May 20, 2022Observed: 7.72 ft at 4:00AM May 20, 2022Observed: 7.76 ft at 4:15AM May 20, 2022Observed: 7.8 ft at 4:30AM May 20, 2022Observed: 7.82 ft at 4:45AM May 20, 2022Observed: 7.87 ft at 5:00AM May 20, 2022Observed: 7.89 ft at 5:15AM May 20, 2022Observed: 7.91 ft at 5:30AM May 20, 2022Observed: 7.94 ft at 5:45AM May 20, 2022Observed: 7.96 ft at 6:00AM May 20, 2022Observed: 7.98 ft at 6:15AM May 20, 2022Observed: 8 ft at 6:30AM May 20, 2022Observed: 8.01 ft at 6:45AM May 20, 2022Observed: 8.02 ft at 7:00AM May 20, 2022Observed: 8.05 ft at 7:15AM May 20, 2022Observed: 8.04 ft at 7:30AM May 20, 2022Observed: 8.05 ft at 7:45AM May 20, 2022Observed: 8.08 ft at 8:00AM May 20, 2022Observed: 8.08 ft at 8:15AM May 20, 2022Observed: 8.09 ft at 8:30AM May 20, 2022Observed: 8.09 ft at 8:45AM May 20, 2022Observed: 8.08 ft at 9:00AM May 20, 2022Observed: 8.06 ft at 9:15AM May 20, 2022Observed: 8.02 ft at 9:30AM May 20, 2022Observed: 7.98 ft at 9:45AM May 20, 2022Observed: 7.96 ft at 10:00AM May 20, 2022Observed: 7.92 ft at 10:15AM May 20, 2022Observed: 7.9 ft at 10:30AM May 20, 2022Observed: 7.85 ft at 10:45AM May 20, 2022Observed: 7.82 ft at 11:00AM May 20, 2022Observed: 7.77 ft at 11:15AM May 20, 2022Observed: 7.72 ft at 11:30AM May 20, 2022Observed: 7.69 ft at 11:45AM May 20, 2022Observed: 7.63 ft at 12:00PM May 20, 2022Observed: 7.56 ft at 12:15PM May 20, 2022Observed: 7.52 ft at 12:30PM May 20, 2022Observed: 7.46 ft at 12:45PM May 20, 2022Observed: 7.4 ft at 1:00PM May 20, 2022Observed: 7.34 ft at 1:15PM May 20, 2022Observed: 7.3 ft at 1:30PM May 20, 2022Observed: 7.25 ft at 1:45PM May 20, 2022Observed: 7.22 ft at 2:00PM May 20, 2022Observed: 7.21 ft at 2:15PM May 20, 2022Observed: 7.29 ft at 2:30PM May 20, 2022Observed: 7.38 ft at 2:45PM May 20, 2022Observed: 7.47 ft at 3:00PM May 20, 2022Observed: 7.54 ft at 3:15PM May 20, 2022Observed: 7.6 ft at 3:30PM May 20, 2022Observed: 7.64 ft at 3:45PM May 20, 2022Observed: 7.67 ft at 4:00PM May 20, 2022Observed: 7.7 ft at 4:15PM May 20, 2022Observed: 7.72 ft at 4:30PM May 20, 2022Observed: 7.74 ft at 4:45PM May 20, 2022Observed: 7.77 ft at 5:00PM May 20, 2022Observed: 7.82 ft at 5:15PM May 20, 2022Observed: 7.85 ft at 5:30PM May 20, 2022Observed: 7.87 ft at 5:45PM May 20, 2022Observed: 7.89 ft at 6:00PM May 20, 2022Observed: 7.92 ft at 6:15PM May 20, 2022Observed: 7.93 ft at 6:30PM May 20, 2022Observed: 7.96 ft at 6:45PM May 20, 2022Observed: 7.96 ft at 7:00PM May 20, 2022Observed: 7.97 ft at 7:15PM May 20, 2022Observed: 7.97 ft at 7:30PM May 20, 2022Observed: 7.99 ft at 7:45PM May 20, 2022Observed: 7.98 ft at 8:00PM May 20, 2022Observed: 7.95 ft at 8:15PM May 20, 2022Observed: 7.9 ft at 8:30PM May 20, 2022Observed: 7.85 ft at 8:45PM May 20, 2022Observed: 7.79 ft at 9:00PM May 20, 2022Observed: 7.75 ft at 9:15PM May 20, 2022Observed: 7.71 ft at 9:30PM May 20, 2022Observed: 7.67 ft at 9:45PM May 20, 2022Observed: 7.62 ft at 10:00PM May 20, 2022Observed: 7.57 ft at 10:15PM May 20, 2022Observed: 7.08 ft at 12:30AM May 21, 2022Observed: 7.02 ft at 12:45AM May 21, 2022Observed: 6.95 ft at 1:00AM May 21, 2022Observed: 6.91 ft at 1:15AM May 21, 2022Observed: 6.87 ft at 1:30AM May 21, 2022Observed: 6.89 ft at 1:45AM May 21, 2022Observed: 6.98 ft at 2:00AM May 21, 2022Observed: 7.09 ft at 2:15AM May 21, 2022Observed: 7.17 ft at 2:30AM May 21, 2022Observed: 7.25 ft at 2:45AM May 21, 2022Observed: 7.31 ft at 3:00AM May 21, 2022Observed: 7.35 ft at 3:15AM May 21, 2022Observed: 7.4 ft at 3:30AM May 21, 2022Observed: 7.43 ft at 3:45AM May 21, 2022Observed: 7.47 ft at 4:00AM May 21, 2022Observed: 7.52 ft at 4:15AM May 21, 2022Observed: 7.57 ft at 4:30AM May 21, 2022Observed: 7.61 ft at 4:45AM May 21, 2022Observed: 7.64 ft at 5:00AM May 21, 2022Observed: 7.69 ft at 5:15AM May 21, 2022Observed: 7.73 ft at 5:30AM May 21, 2022Observed: 7.78 ft at 5:45AM May 21, 2022Observed: 7.8 ft at 6:00AM May 21, 2022Observed: 7.84 ft at 6:15AM May 21, 2022Observed: 7.87 ft at 6:30AM May 21, 2022Observed: 7.88 ft at 6:45AM May 21, 2022Observed: 7.9 ft at 7:00AM May 21, 2022Observed: 7.93 ft at 7:15AM May 21, 2022Observed: 7.94 ft at 7:30AM May 21, 2022Observed: 7.96 ft at 7:45AM May 21, 2022Observed: 7.99 ft at 8:00AM May 21, 2022Observed: 8 ft at 8:15AM May 21, 2022Observed: 8.01 ft at 8:30AM May 21, 2022Observed: 8.04 ft at 8:45AM May 21, 2022Observed: 8.03 ft at 9:00AM May 21, 2022Observed: 8.05 ft at 9:15AM May 21, 2022Observed: 8.06 ft at 9:30AM May 21, 2022Observed: 8.06 ft at 9:45AM May 21, 2022Observed: 8.05 ft at 10:00AM May 21, 2022Observed: 8.02 ft at 10:15AM May 21, 2022Forecast: 7.6 ft 2:00PM May 21, 2022Highest Forecast: 7.7 ft 8:00PM May 21, 2022Forecast: 7.1 ft 2:00AM May 22, 2022Highest Forecast: 7.7 ft 8:00AM May 22, 2022Forecast: 7 ft 2:00PM May 22, 2022Forecast: 7.6 ft 8:00PM May 22, 2022Forecast: 6.9 ft 2:00AM May 23, 2022Forecast: 7.6 ft 8:00AM May 23, 2022Forecast: 6.9 ft 2:00PM May 23, 2022Forecast: 7.5 ft 8:00PM May 23, 2022Forecast: 6.9 ft 2:00AM May 24, 2022Forecast: 7.6 ft 8:00AM May 24, 2022Forecast: 7.3 ft 2:00PM May 24, 2022Forecast: 7.6 ft 8:00PM May 24, 2022Forecast: 7.5 ft 2:00AM May 25, 2022Forecast: 7.6 ft 8:00AM May 25, 2022Forecast: 7.6 ft 2:00PM May 25, 2022Forecast: 7.5 ft 8:00PM May 25, 2022Highest Forecast: 7.7 ft 2:00AM May 26, 2022Forecast: 7.5 ft 8:00AM May 26, 2022USGS--Water Resources of the United StatesCNWS1(plotting HGIRG) Graph Created (10:53AM May 21, 2022)ObservedForecast (issued 9:53AM May 21)Latest observed value: 8.02 ft at 10:15 AM EDT 21-May-2022. Flood Stage is 11 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: 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.

NOTE: Forecasts for the Waccamaw River near Conway are issued routinely year-round.

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - near Bucksport
Flood Categories (in feet)
Major Flood Stage: 14
Moderate Flood Stage: 12
Flood Stage: 11
Action Stage: 10
Low Stage (in feet): -9999

Historic Crests
(1) 21.16 ft on 09/26/2018
(2) 17.89 ft on 10/18/2016
(3) 17.81 ft on 09/30/1928
(4) 17.61 ft on 09/27/1999
(5) 16.20 ft on 10/10/2015
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 15.60 ft on 02/27/2021
(2) 12.17 ft on 02/17/2021
(3) 12.31 ft on 01/16/2021
(4) 12.42 ft on 11/26/2020
(5) 11.59 ft on 11/14/2020
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 3.71 ft on 01/18/1920
(2) 3.71 ft on 01/21/1928
(3) 3.71 ft on 01/29/1934
(4) 3.81 ft on 12/30/1909
(5) 3.81 ft on 12/01/1933
Show More Low Water Records
Zoom Level:14
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
21 Water levels about 2 feet higher than Hurricane Matthew in 2016 and Hurricane Floyd in 1999. May flood U.S. 501 Bypass in Conway.
19 Flooding similar to Hurricane Matthew in 2016 and Hurricane Floyd in 1999.
15 Residential flooding will continue to worsen. The Conway Marina will be flooded. Railroad trestles in downtown Conway will flood at 15.9 feet.
14 Flood waters will worsen and affect several residential properties and roads at Riverfront South, Lees Landing, Savannah Bluff, Pitch Landing, Jackson Bluff and Bucksville.
13 Flooding will occur in residential areas off Business 501, Highway 905 and Highway 90. Water levels one foot deep will surround approximately 20 homes in the Savannah Bluff area. Flood waters will also surround homes in the Lees Landing, Pitch Landing and Riverfront South communities. Flooding will occur near a few homes on Oak Street as well as at Punch Bowl and Pitch Landing.
12 Flooding will worsen in the Lees Landing, Riverfront South, Pitch Landing and Savannah Bluff communities. Flood waters will begin to affect homes north of Conway on Riverside Drive. Swamps will be heavily flooded.
11 Water will begin to cause minor flooding of yards and a few roads in the Lees Landing, Pitch Landing, Savannah Bluff, and Riverfront South communities. Overflow of vast uninhabited swamp and natural boat landings will occur.
About This Location Collapse

Latitude: 33.832778° N, Longitude: 79.044167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 11 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 -5.06 ft 5.94 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 10 Day (NAEFS) 10 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: The official hydrograph at the top of this web page was made by a river forecaster using past rainfall and forecast rainfall for the next 48 hours. The Potential River Level graphics are computer generated and most useful for rain expected beyond 48 hours.

Click individual graphics to enlarge.
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Hydrologic Resources Additional Resources
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Wilmington Weather Forecast Office
2015 Gardner Drive
Wilmington, NC 28405
(910) 762-4289
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