Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.

Weather Forecast Office Columbia, SC

Southeast River Forecast Center

Hydrograph

River at a Glance

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Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

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Printable Image About this graph Tabular Data (UTC) Tabular Data (EDT) 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.

Default Hydrograph Scale to Flood Categories   Return to Area Map

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) 17.71 ft on 06/22/2023 (2) 28.13 ft on 03/27/2023 (3) 25.03 ft on 02/12/2023 (4) 19.64 ft on 01/26/2023 (5) 21.30 ft on 01/23/2023 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 FEMA's National Flood Hazard Layers not showing? Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map? Possible reasons: There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. The FEMA Web Mapping Service (WMS) is down. Note: Your zoom level may have changed. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers.

Zoom Level:16 Legend FEMA Layer 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

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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 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 Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Inundation Mapping Locations WFO Columbia SC Drought Information Page

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Southeast River Forecast Center Snow Information Weather Observations Precipitation Analysis Ensemble River Forecasts Temperature and Precipitation Report Hourly Precipitation

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 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:30 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities