Major Flood
30 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
17 ft
Minor Flood
7 ft
Action Stage
4 ft
What Floods at Each Level
30 ft
Water approaches or is over portions of FM 1888 and FM 1623 (River Road).
17 ft
Water is well into the flood plain. Secondary roads and bridges downstream are impacted. Structures closest to the river begin to flood.
12 ft
Water is several feet deep on Crabapple road.
8 ft
Crabapple road is flooded.
7 ft
Water will cut off lowest bridges and roadways near the river. CR 104 bridge is flooded.
4 ft
Overbank conditions begin to threaten swimmers and tubers in recreation areas downstream to Blanco. Low lying areas and crossings of secondary roads begin to flood from the headwaters to Blanco.
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 |
|---|---|---|
| May 8, 2019 | 7.01 ft | 5,008 cfs |
About This Gauge
Get Flood Alerts for Blanco 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 Blanco River at Crabapple Road?
The Blanco River at Crabapple Road gauge is maintained by USGS (site 08170800) 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 Blanco River at Crabapple Road?
The NWS-defined flood stage for Blanco River at Crabapple Road is 7 feet. Action stage begins at 4 feet. Moderate flooding starts at 17 feet, and major flooding at 30 feet.
How do I get alerts when Blanco River rises?
Download StormCast free on Google Play, go to River Gauges, and add Blanco River at Crabapple Road to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Blanco River at Crabapple Road gauge located?
The gauge is located in Blanco County, Texas at coordinates 30.1025°N, 98.5106°W. USGS site number: 08170800. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Blanco River
On This River
Downstream: Blanco River at Blanco
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.