Major Flood
6.5 ft
Current Water Level
Gage Height
Loading...
Streamflow
Loading...
Last Reading
Loading...
FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
6.2 ft
Minor Flood
5.8 ft
Action Stage
4.9 ft
What Floods at Each Level
6.5 ft
At 6.5 ft, the Santa Clara River at Gunlock will destroy temporary structures in and around the town of Gunlock.
6.2 ft
At 6.2 ft, the Santa Clara River at Gunlock will damage temporary culverts and roads in and around the town of Gunlock.
5.8 ft
At 5.8 ft, the Santa Clara River at Gunlock will flood areas of the towns of Gunlock and Ivins as well as downstream areas below Gunlock Reservoir. This includes campgrounds and roads that pass 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 |
|---|---|---|
| Jul 31, 2007 | 14.2 ft | 8,840 cfs |
| Jan 9, 2005 | 10.2 ft | 5,200 cfs |
| Sep 2, 1997 | 7.47 ft | 2,030 cfs |
About This Gauge
Get Flood Alerts for near Gunlock
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 near Gunlock?
The near Gunlock gauge is maintained by USGS (site 09409880) 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 near Gunlock?
The NWS-defined flood stage for near Gunlock is 5.8 feet. Action stage begins at 4.9 feet. Moderate flooding starts at 6.2 feet, and major flooding at 6.5 feet.
How do I get alerts when this river rises?
Download StormCast free on Google Play, go to River Gauges, and add near Gunlock 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 near Gunlock gauge located?
The gauge is located in Washington County, Utah at coordinates 37.2819°N, 113.7675°W. USGS site number: 09409880. Data is provided by the U.S. Geological Survey and the National Weather Service.
On This River
Upstream: Santa Clara River near St. George
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey