National Weather Service Advanced Hydrologic Prediction Service

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Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

View the Enhanced Operating Capability Products and Services StoryMap here

Weather Forecast Office Columbia, SC

Southeast River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (EST)

Datum: NGVD29

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.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Stevens Creek near Modoc are issued as needed during times of high water, but are not routinely available.

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Downstream Gauge

Flood Categories (in feet)

Major Flood Stage:	35
Moderate Flood Stage:	29
Flood Stage:	19
Action Stage:	17
Low Stage (in feet):	0

Historic Crests
(1) 41.08 ft on 08/14/1940
(2) 38.89 ft on 08/31/1964
(3) 37.51 ft on 10/13/1990
(4) 37.50 ft on 10/12/1990
(5) 35.88 ft on 03/21/1944
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 28.29 ft on 04/07/2022
(2) 26.92 ft on 04/06/2022
(3) 28.29 ft on 04/06/2022
(4) 23.24 ft on 03/17/2021
(5) 19.65 ft on 02/19/2021
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.01 ft on 07/13/1994
(2) 0.02 ft on 09/05/1999
(3) 0.04 ft on 07/25/1995
(4) 0.13 ft on 10/07/1990
(5) 0.17 ft on 08/03/1993
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.

Show FEMA's National Flood Hazard Layers

Zoom Level:16

	Gauge Location	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

If you notice any errors in the below information, please contact our Webmaster
54.5	The bridge at US Highway 23 becomes flooded and traffic must be rerouted.
41	Extensive farmland and bottomland along Stevens Creek near Modoc and Clarks Hill become flooded.
35	Briggs Road threatened by flood water.
28	The Garrett Road bridge over Stevens Creek below Clarks Hill will flood.
26	Low lying and flood prone areas near Martin Town Road become flooded. Residents along Stevens Creek in the Riverhills subdivision should take precautions to protect life and property from flooding waters.
19	Farmland along Stevens Creek above the US Highway 23 bridge near Modoc becomes flooded.

About This Location

Latitude: 33.729167° N, Longitude: 82.181944° W, Horizontal Datum: NAD27

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	19 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	196.34 ft	215.34 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:

U.S. Geological Survey (USGS) Data and Site Info for Modoc

Additional Information

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)

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

Click individual graphics to enlarge.

Data courtesy of the United States Geological Survey and Dominion Energy.

Resources

Hydrologic Resources

Additional Resources

Collaborative Agencies

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
Columbia Weather Forecast Office
2909 Aviation Way
West Columbia, SC 29170-2102
(803) 822-8135
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Page last modified: 2-Nov-2020 7:30 PM

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