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SAN LORENZO CREEK - HAYWARD (LRZC1)
Latitude:
37.69º N
Longitude:
122.06º W
Elevation:
133 Feet
Location: Alameda County in CA
River Group: Central Coast
Forecast Issued: Apr 07 2026 at 1:57 PM PDT
Next Issuance: Apr 08 2026 at 9:00 AM PDT

Action/
Monitor:
20.85 Ft
Minor
Flood:
24.6 Ft
Moderate
Flood:
N/A
Major
Flood:
N/A

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Graphical River Forecast - SAN LORENZO CREEK - HAYWARD (LRZC1)Graphical River Forecast - SAN LORENZO CREEK - HAYWARD (LRZC1)

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
Data
Currently
Not
Available
 Historical High Stage/Flow Events
Data
Currently
Not
Available

Location Photographs

ESRI™ Locator Map

Flood Impacts
33.0 FeetMajor Flooding. Homes and local roadways inundated with several feet of water.
29.64 FeetModerate Flooding. Homes and roadways adjacent to the creek in this location begin to flood.
24.64 FeetMinor Flooding. At 24.64 feet, flooding may have begun downstream at the San Lorenzo Creek near San Lorenzo stream gage. NWS will issue Flash Flood Warning if not already issued.
20.85 FeetMonitor stage. At 20.85 feet the San Lorenzo Creek near San Lorenzo gage downstream is close to flooding. NWS will issue a Flash Flood Watch if not already issued.