Major Flood
31.8 ft
Current Water Level
Gage Height
Loading...
Streamflow
Loading...
Last Reading
Loading...
This is an NWS forecast point (LID: CRTC2). Live data may be limited. View on NWS AHPS →
FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
30 ft
Minor Flood
29.1 ft
Action Stage
24.5 ft
What Floods at Each Level
30 ft
HOUSES FLOODED. BROOKS DRIVE OVERTOPPED.
26.5 ft
FLOODING OF PLAYGROUND NEAR CARR STREET.
24.5 ft
WATER IN LOW LYING AREAS ALONG CREEK
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 22, 1991 | 27.2 ft | 3,010 cfs |
About This Gauge
NWS LID
CRTC2
River
Ralston Creek (CO)
County
Jefferson, CO
Coordinates
39.8047°N, 105.0908°W
Get Flood Alerts for Ralston Creek (CO)
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 Ralston Creek (CO) at Arvada?
The Ralston Creek (CO) at Arvada gauge is maintained by USGS 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 Ralston Creek (CO) at Arvada?
The NWS-defined flood stage for Ralston Creek (CO) at Arvada is 29.1 feet. Action stage begins at 24.5 feet. Moderate flooding starts at 30 feet, and major flooding at 31.8 feet.
How do I get alerts when Ralston Creek (CO) rises?
Download StormCast free on Google Play, go to River Gauges, and add Ralston Creek (CO) at Arvada 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 Ralston Creek (CO) at Arvada gauge located?
The gauge is located in Jefferson County, Colorado at coordinates 39.8047°N, 105.0908°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Ralston Creek (CO)
On This River
Downstream: Clear Creek (CO) at Derby
More Resources
Source & Notes
Data provided by: Mile High Flood District
- Stage data may not be available during winter months.
- Gauge reading affected by reservoir operations.