San Bernard River near Old Ocean
Texas — Water Level & Flood Stage
Located in Brazoria County, Texas on the San Bernard River. Live water level data from USGS gauge 08117705, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
16 ft
Moderate Flood
11 ft
Minor Flood
7 ft
Action Stage
5 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
25.5 ft
FM 521 begins to flood.
25 ft
Lowest homes along CR 747A begin to flood. Reifels Feed Store is threatened. Graham Road and Kaufman Road become threatened.
24 ft
Low spots on HWY 35 become threatened. Low spots on Cypress Crest Street begin to take on water.
23 ft
FM 522 West and CR 747A become threatened.
22 ft
FM 522 East and Gupton Road become threatened.
21 ft
Allhands Drive becomes threatened.
20.5 ft
Lowest homes along CR 244A being to flood.
20 ft
Windsor Road, CR 797 and Post Oak Court become threatened.
19.5 ft
Lowest homes along CR 506 north of FM 521 begin to flood. CR 244A becomes threatened.
19 ft
Homes along CR 506 north of FM 521 are threatened. River Drive, Riverbend Road, and CR 945 become threatened.
18 ft
Water is over the road at the entrance of the Phillips Terminal. Water is over the top of the dock at the Phillips Terminal near Sweeny with all vessel traffic stopped. Widespread inundation of the left floodplain occurs. Hook Road becomes threatened.
17 ft
Low spots on CR 506 begin to flood.
16 ft
Water begins inundating the boat ramp off of FM 521. Pan American Road and Riverglen Street become threatened.
13 ft
Water is within 5 feet of the top of the dock at the Phillips Terminal near Sweeny. Tugs can not push barges upstream and are unable to dock and there is widespread inundation of the floodplain.
11 ft
Lazy G RV Park becomes threatened.
10 ft
Water begins spilling into the left floodplain. Water is over the mid level walkway at the Phillips Terminal near Sweeny.
9 ft
Water is over the mid level walkway at the Phillips Terminal near Sweeny.
7.5 ft
Lazy G RV Boat Ramp takes on water.
7 ft
Water is over the lowest platform at the Phillips Terminal near Sweeny. Hanson Park begins to flood.
5 ft
Private boat ramps begin taking on water.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Sep 1, 2017 | 30.16 ft | — |
| Sep 1, 2017 | 30.16 ft | — |
| Jun 7, 2019 | 20.35 ft | 14,177 cfs |
| Jun 7, 2019 | 20.35 ft | 14,177 cfs |
| May 12, 2019 | 15.82 ft | 10,835 cfs |
About This Gauge
USGS Site
NWS LID
OCNT2
River
San Bernard River
County
Brazoria, TX
Coordinates
29.1119°N, 95.6766°W
Get Flood Alerts for San Bernard River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of San Bernard River near Old Ocean?
The San Bernard River near Old Ocean gauge is maintained by USGS (site 08117705) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for San Bernard River near Old Ocean?
The NWS-defined flood stage for San Bernard River near Old Ocean is 7 feet. Action stage begins at 5 feet. Moderate flooding starts at 11 feet, and major flooding at 16 feet.
How do I get alerts when San Bernard River rises?
Download StormCast free on Google Play, go to River Gauges, and add San Bernard River near Old Ocean to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the San Bernard River near Old Ocean gauge located?
The gauge is located in Brazoria County, Texas at coordinates 29.1119°N, 95.6766°W. USGS site number: 08117705. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey, Observations courtesy of U.S. Army Corps of Engineers
- River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.