Olmos Creek at Dresden Drive
Texas — Water Level & Flood Stage
Located in Bexar County, Texas on the Olmos Creek. Live water level data from USGS gauge 08177700, 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
12 ft
13,100 cfs
Moderate Flood
10 ft
13,000 cfs
Minor Flood
9 ft
10,395 cfs
Action Stage
9 ft
10,395 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
14 ft
The reservoir behind Olmos dam fills up and causes long lasting travel impacts near the Quarry Market, including the closure of Highway 281. Major residential flooding occurs in the headwaters of Olmos Creek above Loop 410. Over a foot of water is in lowest businesses in the southwest quadrant of Loop 410 and West Avenue. Many streets and low water crossings will have several feet of turbulent flow over them.
13 ft
The reservoir behind Olmos dam fills up and causes long lasting travel impacts near the Quarry Market, including the closure of Highway 281. Several businesses in the southwest quadrant of Loop 410 and West Avenue flood up to a foot.
12 ft
The reservoir behind Olmos dam fills up and causes long lasting travel impacts near the Quarry Market, including the closure of Highway 281. Major flooding approaches slabs of the lowest businesses in the southwest quadrant of Loop 410 and West Avenue cutting off some areas.
10 ft
Moderate lowland flooding approaches businesses in the southwest quadrant of Loop 410 and West Avenue. Low bridges and crossings upstream near Lockhill-Selma are very dangerous to traffic.
9 ft
Minor lowland flooding extends into low areas of the flood plain with no significant damage.
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 12, 1978 | 14.82 ft | 19,700 cfs |
| Sep 12, 1978 | 14.82 ft | 19,700 cfs |
| Jun 30, 2002 | 14.54 ft | 20,100 cfs |
| Jun 30, 2002 | 14.54 ft | 20,100 cfs |
| Apr 4, 1991 | 14.38 ft | 19,700 cfs |
About This Gauge
Get Flood Alerts for Olmos Creek
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 Olmos Creek at Dresden Drive?
The Olmos Creek at Dresden Drive gauge is maintained by USGS (site 08177700) 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 Olmos Creek at Dresden Drive?
The NWS-defined flood stage for Olmos Creek at Dresden Drive is 9 feet. Action stage begins at 9 feet. Moderate flooding starts at 10 feet, and major flooding at 12 feet.
How do I get alerts when Olmos Creek rises?
Download StormCast free on Google Play, go to River Gauges, and add Olmos Creek at Dresden Drive 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 Olmos Creek at Dresden Drive gauge located?
The gauge is located in Bexar County, Texas at coordinates 29.4989°N, 98.5100°W. USGS site number: 08177700. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- 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.