Sunnyvale East above Hwy 101
California — Water Level & Flood Stage
Located in Santa Clara County, California on the Sunnyvale East. Live water level data from USGS, updated every 15 minutes.
Current Water Level
Gage Height
Loading...
Streamflow
Loading...
Last Reading
Loading...
This is an NWS forecast point (LID: SYQC1). Live data may be limited. View on NWS AHPS →
Flood Stages
Major Flood
9.5 ft
900 cfs
Moderate Flood
8 ft
750 cfs
Minor Flood
6.5 ft
610 cfs
Action Stage
6 ft
500 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
9.6 ft
Major Flooding...cont'...Flooding of businesses, homes and neighborhood strees occurs north of Evelyn Dr, extending north to Hwy 237, between Fair Oaks Ave to the west and Lawrence Exwy to the east. North of Hwy 237, flooding occurs on both sides of the channel, affecting Twin Creeks Ball Park and Baylands Park.
9.5 ft
Major Flooding...Channel overtopping is possible upstream of Evelyn on the east bank, Wolfe Rd, along the east bank upstream of Duane, for a short reach on both banks between Tasman and US-101, and immediately upstream and downstream of Caribbean Dr, Flooding of major streets near the channel alignment, including Caribbean Dr, Tasman Dr, Fair Oaks Ave, Wolfe Rd, Ahwanee Ave, Evelyn Ave, Kifer Rd, and Central Expressway. Possible shallow sheet flow across Hwy 101.
8 ft
Moderate Flooding: Levees immediately downstream and upstream of Caribbean Dr at risk of overtopping. Minimal flooding/poinding in Twin Creek Sports Complex and businesses south of Caribbean Dr. Area is also influenced by tides. Duane Ave to Wolfe Rd - east bank begins to overtop, causing localized ponding in the parking lot located east of the creek.
6.5 ft
Minor Flooding: West levee begins to overtop immediately North of Caribbean Dr into drainage ditch.
6 ft
Action Stage: Possible flooding upstream of Tasman Dr if vegetation is dense.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
Loading chart data...
About This Gauge
NWS LID
SYQC1
River
Sunnyvale East
County
Santa Clara, CA
Coordinates
37.3946°N, 122.0104°W
Get Flood Alerts for Sunnyvale East
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 Sunnyvale East above Hwy 101?
The Sunnyvale East above Hwy 101 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 Sunnyvale East above Hwy 101?
The NWS-defined flood stage for Sunnyvale East above Hwy 101 is 6.5 feet. Action stage begins at 6 feet. Moderate flooding starts at 8 feet, and major flooding at 9.5 feet.
How do I get alerts when Sunnyvale East rises?
Download StormCast free on Google Play, go to River Gauges, and add Sunnyvale East above Hwy 101 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 Sunnyvale East above Hwy 101 gauge located?
The gauge is located in Santa Clara County, California at coordinates 37.3946°N, 122.0104°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
On This River
More Resources
Source & Notes
Data provided by: SCVWD