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Tar River at Louisburg, NC (LOUN7)

Data Type




Inundation Levels
NAVD88 Stage

203.227.5
202.226.5
Record Crest: 26.05 ft
201.225.5
200.224.5
199.223.5
Major Flooding Begins

198.222.5
Moderate Flooding Begins

197.221.5
196.220.5
Minor Flooding Begins


Near Flooding Begins

195.219.5
194.218.5
193.217.5
192.216.5
191.215.5
190.214.5
189.213.5
188.212.5
187.211.5
186.210.5
185.29.4
184.28.4
183.27.4
Below Flooding Begins

* = Extended rating
Weather Forecast Office Raleigh, NC Southeast River Forecast Center
Hydrograph River at a Glance Download Inundation
Mapping
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Click on mapped inundation to see water depth values for that location, or hold shift and drag to zoom to area.

Current Stage:
4.9 ft at 04/19/2024 13:45:00 UTC
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Inundation Legend
Depth in feet
USGS Gauge Location Gauge Location
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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.

Gauge Information Collapse

Map Overlays
Flood Categories (in feet)
Major Flood Stage: 23
Moderate Flood Stage: 22
Flood Stage: 20
Action Stage: 20
Low Stage (in feet): -9999

Historic Crests
(1) 26.05 ft on 09/17/1999
(2) 25.34 ft on 09/07/1996
(3) 24.36 ft on 04/28/1978
(4) 23.25 ft on 10/10/2016
(5) 23.00 ft on 07/16/1975
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 20.59 ft on 12/26/2020 (P)
(2) 22.03 ft on 11/14/2018
(3) 18.43 ft on 10/13/2018
(4) 20.98 ft on 09/19/2018
(5) 22.90 ft on 04/26/2017
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 3.21 ft on 07/23/1986
(2) 3.45 ft on 09/20/1985
(3) 3.53 ft on 10/08/1986
(4) 3.69 ft on 10/11/1981
(5) 3.81 ft on 09/26/1980
Show More Low Water Records

Graphical representation of flood inundation for NWS flood categories are based on steady state hydraulic modeling of water surface elevations for incremented discharges. Map shows approximate inundation areas for given water surface elevations and should not be used for navigation or permitting or other legal purposes, but strictly as a planning reference tool.
Flood Impacts Collapse
If you notice any errors in the below information, please contact our Webmaster
37 Water reaches the road surface of the US401 bridge.
34 South Main Street bridge is flooded to a depth of approximately 5 feet.
29 Water reaches the road level of the Main Street bridge. Flooding reaches businesses on Main and Nash Streets. The grounds of the Louisburg wastewater treatment plant (near the mouth of Fox swamp) is covered with water.
25 Significant flooding at businesses along Johnson, Court, Elm, and Short Streets.
23 Major flooding begins. Homes and businesses along Johnson Street flood.
22 Moderate flooding begins. Flooding begins in Pruitt and Shannon Villages on the east side of town.
20 Minor flooding begins. Banks overflow at Main Street. River Bend Park is flooded and storm drains are inundated along the river.
18 Bankfull in the vicinity of Main Street. Minor flooding begins in River Bend Park 0.1 miles upstream of Main Street.
Photos
(1) Main St. Bridge
(2) Louisburg Site
(3) LOUN7 Gage site about 0.2 miles downstream from the Main Street Bridge
(4) LOUN7 From the Main Street Bridge facing downstream towards the gage, which is about 0.2 miles downs
Other Data Sources Collapse
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: Use the official hydrograph at the top of this web page for river levels within the next 72 Hours.

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Graphical representation of flood inundation for NWS flood categories are based on steady state hydraulic modeling of water surface elevations for incremented discharges. Map shows approximate inundation areas for given water surface elevations and should not be used for navigation or permitting or other legal purposes, but strictly as a planning reference tool.