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Hydrograph River at a Glance Download
Waccamaw River near Conway Stage (ft)Flow (kcfs)Observed: 7.26 ft at 9:30PM May 06, 2021Observed: 7.3 ft at 9:45PM May 06, 2021Observed: 7.38 ft at 10:00PM May 06, 2021Observed: 7.42 ft at 10:15PM May 06, 2021Observed: 7.46 ft at 10:30PM May 06, 2021Observed: 7.52 ft at 10:45PM May 06, 2021Observed: 7.57 ft at 11:00PM May 06, 2021Observed: 7.62 ft at 11:15PM May 06, 2021Observed: 7.65 ft at 11:30PM May 06, 2021Observed: 7.67 ft at 11:45PM May 06, 2021Observed: 7.71 ft at 12:00AM May 07, 2021Observed: 7.72 ft at 12:15AM May 07, 2021Observed: 7.77 ft at 12:30AM May 07, 2021Observed: 7.78 ft at 12:45AM May 07, 2021Observed: 7.81 ft at 1:00AM May 07, 2021Observed: 7.83 ft at 1:15AM May 07, 2021Observed: 7.83 ft at 1:30AM May 07, 2021Observed: 7.84 ft at 1:45AM May 07, 2021Observed: 7.83 ft at 2:00AM May 07, 2021Observed: 7.78 ft at 2:15AM May 07, 2021Observed: 7.74 ft at 2:30AM May 07, 2021Observed: 7.67 ft at 2:45AM May 07, 2021Observed: 7.64 ft at 3:00AM May 07, 2021Observed: 7.57 ft at 3:15AM May 07, 2021Observed: 7.53 ft at 3:30AM May 07, 2021Observed: 7.51 ft at 3:45AM May 07, 2021Observed: 7.45 ft at 4:00AM May 07, 2021Observed: 7.39 ft at 4:15AM May 07, 2021Observed: 7.37 ft at 4:30AM May 07, 2021Observed: 7.3 ft at 4:45AM May 07, 2021Observed: 7.26 ft at 5:00AM May 07, 2021Observed: 7.19 ft at 5:15AM May 07, 2021Observed: 7.14 ft at 5:30AM May 07, 2021Observed: 7.09 ft at 5:45AM May 07, 2021Observed: 7.03 ft at 6:00AM May 07, 2021Observed: 6.97 ft at 6:15AM May 07, 2021Observed: 6.94 ft at 6:30AM May 07, 2021Observed: 6.91 ft at 6:45AM May 07, 2021Observed: 6.92 ft at 7:00AM May 07, 2021Observed: 7.01 ft at 7:15AM May 07, 2021Observed: 7.13 ft at 7:30AM May 07, 2021Observed: 7.22 ft at 7:45AM May 07, 2021Observed: 7.29 ft at 8:00AM May 07, 2021Observed: 7.34 ft at 8:15AM May 07, 2021Observed: 7.4 ft at 8:30AM May 07, 2021Observed: 7.44 ft at 8:45AM May 07, 2021Observed: 7.49 ft at 9:00AM May 07, 2021Observed: 7.51 ft at 9:15AM May 07, 2021Observed: 7.55 ft at 9:30AM May 07, 2021Observed: 7.61 ft at 9:45AM May 07, 2021Observed: 7.63 ft at 10:00AM May 07, 2021Observed: 7.67 ft at 10:15AM May 07, 2021Observed: 7.73 ft at 10:30AM May 07, 2021Observed: 7.75 ft at 10:45AM May 07, 2021Observed: 7.75 ft at 11:00AM May 07, 2021Observed: 7.81 ft at 11:15AM May 07, 2021Observed: 7.84 ft at 11:30AM May 07, 2021Observed: 7.87 ft at 11:45AM May 07, 2021Observed: 7.89 ft at 12:00PM May 07, 2021Observed: 7.92 ft at 12:15PM May 07, 2021Observed: 7.93 ft at 12:30PM May 07, 2021Observed: 7.93 ft at 12:45PM May 07, 2021Observed: 7.94 ft at 1:00PM May 07, 2021Observed: 7.99 ft at 1:15PM May 07, 2021Observed: 7.98 ft at 1:30PM May 07, 2021Observed: 7.99 ft at 1:45PM May 07, 2021Observed: 7.98 ft at 2:00PM May 07, 2021Highest Observation: 8 ft at 2:15PM May 07, 2021Observed: 7.99 ft at 2:30PM May 07, 2021Observed: 7.95 ft at 2:45PM May 07, 2021Observed: 7.91 ft at 3:00PM May 07, 2021Observed: 7.85 ft at 3:15PM May 07, 2021Observed: 7.82 ft at 3:30PM May 07, 2021Observed: 7.79 ft at 3:45PM May 07, 2021Observed: 7.75 ft at 4:00PM May 07, 2021Observed: 7.7 ft at 4:15PM May 07, 2021Observed: 7.66 ft at 4:30PM May 07, 2021Observed: 7.61 ft at 4:45PM May 07, 2021Observed: 7.58 ft at 5:00PM May 07, 2021Observed: 7.51 ft at 5:15PM May 07, 2021Observed: 7.47 ft at 5:30PM May 07, 2021Observed: 7.4 ft at 5:45PM May 07, 2021Observed: 7.34 ft at 6:00PM May 07, 2021Observed: 7.29 ft at 6:15PM May 07, 2021Observed: 7.24 ft at 6:30PM May 07, 2021Observed: 7.17 ft at 6:45PM May 07, 2021Observed: 7.12 ft at 7:00PM May 07, 2021Observed: 7.07 ft at 7:15PM May 07, 2021Observed: 7.24 ft at 6:30AM May 08, 2021Observed: 7.19 ft at 6:45AM May 08, 2021Observed: 7.13 ft at 7:00AM May 08, 2021Observed: 7.09 ft at 7:15AM May 08, 2021Observed: 7.03 ft at 7:30AM May 08, 2021Observed: 7.02 ft at 7:45AM May 08, 2021Observed: 7.03 ft at 8:00AM May 08, 2021Observed: 7.1 ft at 8:15AM May 08, 2021Observed: 7.2 ft at 8:30AM May 08, 2021Observed: 7.27 ft at 8:45AM May 08, 2021Observed: 7.34 ft at 9:00AM May 08, 2021Observed: 7.38 ft at 9:15AM May 08, 2021Observed: 7.43 ft at 9:30AM May 08, 2021Observed: 7.48 ft at 9:45AM May 08, 2021Observed: 7.51 ft at 10:00AM May 08, 2021Observed: 7.54 ft at 10:15AM May 08, 2021Observed: 7.57 ft at 10:30AM May 08, 2021Observed: 7.61 ft at 10:45AM May 08, 2021Observed: 7.67 ft at 11:00AM May 08, 2021Observed: 7.69 ft at 11:15AM May 08, 2021Observed: 7.75 ft at 11:30AM May 08, 2021Observed: 7.77 ft at 11:45AM May 08, 2021Observed: 7.8 ft at 12:00PM May 08, 2021Observed: 7.84 ft at 12:15PM May 08, 2021Observed: 7.86 ft at 12:30PM May 08, 2021Observed: 7.89 ft at 12:45PM May 08, 2021Observed: 7.91 ft at 1:00PM May 08, 2021Observed: 7.91 ft at 1:15PM May 08, 2021Observed: 7.92 ft at 1:30PM May 08, 2021Observed: 7.92 ft at 1:45PM May 08, 2021Observed: 7.93 ft at 2:00PM May 08, 2021Observed: 7.93 ft at 2:15PM May 08, 2021Observed: 7.89 ft at 2:30PM May 08, 2021Observed: 7.83 ft at 2:45PM May 08, 2021Observed: 7.77 ft at 3:00PM May 08, 2021Observed: 7.7 ft at 3:15PM May 08, 2021Observed: 7.67 ft at 3:30PM May 08, 2021Observed: 7.62 ft at 3:45PM May 08, 2021Observed: 7.58 ft at 4:00PM May 08, 2021Observed: 7.53 ft at 4:15PM May 08, 2021Observed: 7.49 ft at 4:30PM May 08, 2021Observed: 7.44 ft at 4:45PM May 08, 2021Observed: 7.39 ft at 5:00PM May 08, 2021Observed: 7.32 ft at 5:15PM May 08, 2021Observed: 7.27 ft at 5:30PM May 08, 2021Observed: 7.21 ft at 5:45PM May 08, 2021Observed: 7.16 ft at 6:00PM May 08, 2021Observed: 7.08 ft at 6:15PM May 08, 2021Observed: 7.04 ft at 6:30PM May 08, 2021Observed: 6.96 ft at 6:45PM May 08, 2021Observed: 6.9 ft at 7:00PM May 08, 2021Observed: 6.84 ft at 7:15PM May 08, 2021Observed: 6.77 ft at 7:30PM May 08, 2021Observed: 6.74 ft at 7:45PM May 08, 2021Observed: 6.73 ft at 8:00PM May 08, 2021Observed: 6.75 ft at 8:15PM May 08, 2021Observed: 6.81 ft at 8:30PM May 08, 2021Observed: 6.93 ft at 8:45PM May 08, 2021Observed: 7.01 ft at 9:00PM May 08, 2021Observed: 7.09 ft at 9:15PM May 08, 2021Observed: 7.67 ft at 12:30AM May 09, 2021Observed: 7.71 ft at 12:45AM May 09, 2021Observed: 7.73 ft at 1:00AM May 09, 2021Observed: 7.77 ft at 1:15AM May 09, 2021Observed: 7.79 ft at 1:30AM May 09, 2021Observed: 7.78 ft at 1:45AM May 09, 2021Observed: 7.78 ft at 2:00AM May 09, 2021Observed: 7.78 ft at 2:15AM May 09, 2021Observed: 6.85 ft at 6:30AM May 09, 2021Observed: 6.78 ft at 6:45AM May 09, 2021Observed: 6.7 ft at 7:00AM May 09, 2021Observed: 6.64 ft at 7:15AM May 09, 2021Observed: 6.58 ft at 7:30AM May 09, 2021Observed: 6.51 ft at 7:45AM May 09, 2021Observed: 6.46 ft at 8:00AM May 09, 2021Observed: 6.36 ft at 8:15AM May 09, 2021Observed: 6.33 ft at 8:30AM May 09, 2021Observed: 6.29 ft at 8:45AM May 09, 2021Observed: 6.28 ft at 9:00AM May 09, 2021Observed: 6.32 ft at 9:15AM May 09, 2021Observed: 6.43 ft at 9:30AM May 09, 2021Observed: 6.55 ft at 9:45AM May 09, 2021Observed: 6.66 ft at 10:00AM May 09, 2021Observed: 6.71 ft at 10:15AM May 09, 2021Observed: 6.78 ft at 10:30AM May 09, 2021Observed: 6.83 ft at 10:45AM May 09, 2021Observed: 6.88 ft at 11:00AM May 09, 2021Observed: 6.93 ft at 11:15AM May 09, 2021Observed: 6.98 ft at 11:30AM May 09, 2021Observed: 7.03 ft at 11:45AM May 09, 2021Observed: 7.08 ft at 12:00PM May 09, 2021Observed: 7.16 ft at 12:15PM May 09, 2021Observed: 7.19 ft at 12:30PM May 09, 2021Observed: 7.26 ft at 12:45PM May 09, 2021Observed: 7.31 ft at 1:00PM May 09, 2021Observed: 7.35 ft at 1:15PM May 09, 2021Observed: 7.39 ft at 1:30PM May 09, 2021Observed: 7.43 ft at 1:45PM May 09, 2021Observed: 7.41 ft at 2:00PM May 09, 2021Observed: 7.39 ft at 2:15PM May 09, 2021Observed: 7.33 ft at 2:30PM May 09, 2021Observed: 7.25 ft at 2:45PM May 09, 2021Observed: 7.14 ft at 3:00PM May 09, 2021Observed: 7.1 ft at 3:15PM May 09, 2021Observed: 7.06 ft at 3:30PM May 09, 2021Observed: 7 ft at 3:45PM May 09, 2021Observed: 6.96 ft at 4:00PM May 09, 2021Observed: 6.94 ft at 4:15PM May 09, 2021Observed: 6.88 ft at 4:30PM May 09, 2021Observed: 6.84 ft at 4:45PM May 09, 2021Observed: 6.78 ft at 5:00PM May 09, 2021Observed: 6.72 ft at 5:15PM May 09, 2021Observed: 6.65 ft at 5:30PM May 09, 2021Observed: 6.61 ft at 5:45PM May 09, 2021Observed: 6.55 ft at 6:00PM May 09, 2021Observed: 6.5 ft at 6:15PM May 09, 2021Observed: 6.43 ft at 6:30PM May 09, 2021Observed: 6.38 ft at 6:45PM May 09, 2021Observed: 6.33 ft at 7:00PM May 09, 2021Observed: 6.26 ft at 7:15PM May 09, 2021Observed: 6.21 ft at 7:30PM May 09, 2021Observed: 6.17 ft at 7:45PM May 09, 2021Observed: 6.12 ft at 8:00PM May 09, 2021Observed: 6.12 ft at 8:15PM May 09, 2021Forecast: 7.7 ft 2:00AM May 10, 2021Forecast: 7 ft 8:00AM May 10, 2021Forecast: 7.4 ft 2:00PM May 10, 2021Forecast: 6.8 ft 8:00PM May 10, 2021Forecast: 7.6 ft 2:00AM May 11, 2021Forecast: 6.9 ft 8:00AM May 11, 2021Forecast: 7.5 ft 2:00PM May 11, 2021Forecast: 6.8 ft 8:00PM May 11, 2021Forecast: 7.7 ft 2:00AM May 12, 2021Forecast: 7.3 ft 8:00AM May 12, 2021Forecast: 7.6 ft 2:00PM May 12, 2021Forecast: 7.1 ft 8:00PM May 12, 2021Forecast: 7.7 ft 2:00AM May 13, 2021Forecast: 7.6 ft 8:00AM May 13, 2021Forecast: 7.7 ft 2:00PM May 13, 2021Forecast: 7.5 ft 8:00PM May 13, 2021Forecast: 7.8 ft 2:00AM May 14, 2021Highest Forecast: 7.9 ft 8:00AM May 14, 2021USGS--Water Resources of the United StatesCNWS1(plotting HGIRG) Graph Created (9:23PM May 9, 2021)ObservedForecast (issued 8:44AM May 9)Latest observed value: 6.12 ft at 8:15 PM EDT 9-May-2021. 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: 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) 11.42 ft on 03/08/2020
(2) 12.80 ft on 02/22/2020
(3) 10.13 ft on 03/08/2019
(4) 12.39 ft on 12/29/2018
(5) 11.11 ft on 12/17/2018
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) 7 Day (NAEFS) 7 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
Collaborative Agencies Collapse
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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