Major Flood
9.8 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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This is an NWS forecast point (LID: SYIC1). 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
8.8 ft
Minor Flood
7.8 ft
Action Stage
5.3 ft
What Floods at Each Level
9.8 ft
Major Flood Stage. Ross Valley Fire Station 20 flooded along with surrounding neighborhood. Arroyo Avenue, Butterfield Road, and other local roadways flooded, making travel difficult and dangerous.
8.8 ft
Moderate flood
7.8 ft
Minor Flood Stage. Culvert beneath Arroyo Avenue full and likely backwatered upstream. Possible overflow onto Arroyo Avenue, and other localized areas of flooding from creek water may be occurring. NWS will issue a Flash Flood Warning if not yet already issued.
5.3 ft
Monitor Stage. Arroyo Avenue drain outfalls into Sleepy Hollow Creek backwatered. Street flooding from storm drains possible. NWS will issue a Flash Flood Watch if not yet already issued.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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About This Gauge
NWS LID
SYIC1
River
Sleepy Hollow Creek
County
Marin, CA
Coordinates
37.9917°N, 122.5761°W
Get Flood Alerts for Sleepy Hollow Creek
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 Sleepy Hollow Creek at RVFD Fire Station 20?
The Sleepy Hollow Creek at RVFD Fire Station 20 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 Sleepy Hollow Creek at RVFD Fire Station 20?
The NWS-defined flood stage for Sleepy Hollow Creek at RVFD Fire Station 20 is 7.8 feet. Action stage begins at 5.3 feet. Moderate flooding starts at 8.8 feet, and major flooding at 9.8 feet.
How do I get alerts when Sleepy Hollow Creek rises?
Download StormCast free on Google Play, go to River Gauges, and add Sleepy Hollow Creek at RVFD Fire Station 20 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 Sleepy Hollow Creek at RVFD Fire Station 20 gauge located?
The gauge is located in Marin County, California at coordinates 37.9917°N, 122.5761°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: Ross Valley Fire Department