Guadalupe River below Comal
Texas — Water Level & Flood Stage
Located in Comal County, Texas on the Guadalupe River. Live water level data from USGS gauge 08169500, updated every 15 minutes.
Current Water Level
Gage Height
Loading...
Streamflow
Loading...
Last Reading
Loading...
Flood Stages
Major Flood
20 ft
Moderate Flood
14 ft
Minor Flood
13 ft
Action Stage
13 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
38 ft
Life threatening, extremely dangerous flooding below Canyon Dam to below Gonzales causes widespread residential and commercial flooding with the potential to drown people. Sleeping campers, autos and any gear along river road below Canyon Dam to above New Braunfels can be washed downstream.
35 ft
Widespread disastrous flooding washes homes downstream in New Braunfels and Seguin. Lowest homes along Lakes Dunlap and McQueeney will flood severely. Flooding is life threatening along river road above New Braunfels. Many secondary and primary roads are impassable and people are cut off.
32 ft
The Guadalupe River in New Braunfels is life threatening with widespread residential flooding. There is very dangerous flooding of camps and facilities below Canyon Dam to below Seguin. River Road is under tens of feet of water in most areas, and flows are life threatening to campers along the river.
28 ft
Disastrous flooding reaches many lowest homes in New Braunfels downstream to Seguin. River recreational areas are severely flooded and life threatening below Canyon Dam to Seguin. All roads near the river will become life threatening as the flood wave moves downstream.
24 ft
Major flooding is extremely dangerous upstream along River Road to below New Braunfels. Homes and businesses flood in New Braunfels. RV parks and homes near the river on Lake Dunlap are threatened. Roads near the river below Canyon Dam to Lake Dunlap are very dangerous to motorists.
20 ft
Major flooding reaches lowest homes in New Braunfels and downstream near Lakes Dunlap and McQueeney. River Road above New Braunfels is severely flooded and impassable in most areas. Sleeping campers, autos and gear on the banks can wash downstream. This is a life threatening situation.
17 ft
River road is closed in several places between New Braunfels and Canyon Dam. Fast moving flow washes autos and gear on the banks downstream. Lowest homes in New Braunfels are threatened. The Common Street bridge in New Braunfels floods and many roads, streets, and bridges near the river are very dangerous to motorists. Lowest homes below I-35 near Lakes Dunlap and McQueeney are threatened.
15 ft
Moderate flooding threatens lowest homes in the Guadalupe river flood plain. Secondary roads, streets, and low bridges are flooded and dangerous. River Road above New Braunfels is widely flooded and very dangerous to motorists and campers.
14 ft
Moderate lowland flooding closes several roads, streets and businesses in New Braunfels. Upstream River Road is extremely dangerous.
13 ft
Minor lowland flooding extends into the flood plain closing lowest roads and crossings near the river.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
Loading chart data...
Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Aug 7, 1869 | 39.5 ft | 56,600 cfs |
| Dec 12, 1913 | 39.5 ft | — |
| Dec 12, 1913 | 39.5 ft | — |
| Aug 7, 1869 | 39.5 ft | 56,600 cfs |
| Oct 17, 1998 | 38.54 ft | 222,000 cfs |
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 below Comal?
The Guadalupe River below Comal gauge is maintained by USGS (site 08169500) 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 below Comal?
The NWS-defined flood stage for Guadalupe River below Comal is 13 feet. Action stage begins at 13 feet. Moderate flooding starts at 14 feet, and major flooding at 20 feet.
How do I get alerts when Guadalupe River rises?
Download StormCast free on Google Play, go to River Gauges, and add Guadalupe River below Comal 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 below Comal gauge located?
The gauge is located in Comal County, Texas at coordinates 29.6978°N, 98.1064°W. USGS site number: 08169500. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Guadalupe River
On This River
More Resources
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.