Guadalupe River at Canyon Lake
Texas — Water Level & Flood Stage
Located in Comal County, Texas on the Guadalupe River. Live water level data from USGS gauge 08167700, 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
945 ft
Moderate Flood
945 ft
Minor Flood
943 ft
Action Stage
943 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
943 ft
Flow goes uncontrolled across the emergency spillway. Lakeside recreation facilities flood. Parks, docks, marinas, restaurants, and lakeside roads are severely flooded and damaged.
930 ft
All marinas, docks, parks, and roads to facilities around the lake are under water.
913 ft
Canyon Lake is four feet into the flood pool, potentially damaging boats and flooding docks if ties are not loosened.
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 |
|---|---|---|
| Jul 5, 2002 | 950.02 ft | — |
| Jul 5, 2002 | 950.02 ft | — |
| Jun 18, 1987 | 942.68 ft | — |
| Jun 18, 1987 | 942.68 ft | — |
| Jun 26, 1997 | 937.57 ft | — |
About This Gauge
Get Flood Alerts for Guadalupe 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 Guadalupe River at Canyon Lake?
The Guadalupe River at Canyon Lake gauge is maintained by USGS (site 08167700) 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 Guadalupe River at Canyon Lake?
The NWS-defined flood stage for Guadalupe River at Canyon Lake is 943 feet. Action stage begins at 943 feet. Moderate flooding starts at 945 feet, and major flooding at 945 feet.
How do I get alerts when Guadalupe River rises?
Download StormCast free on Google Play, go to River Gauges, and add Guadalupe River at Canyon Lake 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 Guadalupe River at Canyon Lake gauge located?
The gauge is located in Comal County, Texas at coordinates 29.8686°N, 98.1986°W. USGS site number: 08167700. Data is provided by the U.S. Geological Survey and the National Weather Service.
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On This River
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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.