San Leandro Creek | |
Arroyo de San Leandro, Rio San Leandro | |
stream | |
Name origin: Spanish | |
Country | United States |
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State | California |
Regions | Alameda County, Contra Costa County |
Tributaries | |
- left | Indian Creek, Moraga Creek, Buckhorn Creek, Kaiser Creek, Miller Creek |
- right | Redwood Creek, Grass Valley Creek |
City | San Leandro, California |
Source | |
- location | east of Oakland, California |
- elevation | 1,140 ft (347 m) |
- coordinates | 37°50′47″N 122°11′43″W / 37.84639°N 122.19528°W |
Mouth | San Francisco Bay |
- location | near Oakland International Airport |
- elevation | 0 ft (0 m) |
- coordinates | 37°44′34″N 122°12′28″W / 37.74278°N 122.20778°WCoordinates: 37°44′34″N 122°12′28″W / 37.74278°N 122.20778°W |
Rainbow trout species identified | |
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Location | 50 yards past Redwood Gate entrance kiosk, Redwood Regional Park |
Designated | 1986 |
Reference no. | 970 |
San Leandro Creek, formerly Arroyo de San Leandro is a 21.7-mile-long (34.9 km) year-round natural stream in the Berkeley Hills, in Alameda County and Contra Costa County of the East Bay in northern California.
It flows along the east face of the hills, east of Oakland and San Leandro. It runs into Upper San Leandro Reservoir and then Lake Chabot, both reservoirs are North of the unincorporated town of Castro Valley. It then flows through the city of San Leandro, and after crossing Hegenberger Road just north of Oakland International Airport on into San Leandro Bay of San Francisco Bay.
Although it is channeled and culverted in places, it is remarkable among East Bay streams for being mostly uncovered throughout most of its course. It is joined by Indian Creek, and then at Upper San Leandro Reservoir it is joined by Moraga Creek, Redwood Creek, Buckhorn Creek and Kaiser Creek, then just below the spillway by Miller Creek. At Lake Chabot in Anthony Chabot Regional Park it is joined by Grass Valley Creek, then descends to San Leandro Bay.
The Redwood Creek tributary is protected by Redwood Regional Park, which contains the largest remaining natural stand of Coast redwood (Sequoia sempervirens) found in the East Bay.
The creek terminates in Arrowhead Marsh, one of the few marshlands left in the East Bay. The marsh formed in San Leandro Bay between 1855 and 1895 from sediments washed down San Leandro Creek during construction of the Lake Chabot dam and also from the logging of the San Antonio Forest.