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Santa Maria River Fault is a tectonic fault in
Santa Barbara County, California Santa Barbara County, officially the County of Santa Barbara (), is a County (United States), county located in Southern California. As of the 2020 United States census, the population was 448,229. The county seat is Santa Barbara, California ...
. It roughly corresponds with the Santa Maria River, until veers south towards Santa Ynez. It passes just north of the city of
Santa Maria, California Santa Maria (Spanish language, Spanish for "Mary, mother of Jesus, St. Mary") is a city in Santa Barbara County, California, United States. Located on the Central Coast (California), Central Coast of California, it is approximately northwest o ...
, and lies south of the potentially dangerous Hosgri fault and newly discovered
Shoreline Fault Shoreline Fault is a 25 km long vertical strike-slip fault discovered in 2008 that lies less than a mile from the Diablo Canyon Nuclear Power Plant in California. It is thought to be able to produce quakes up to 6.8 magnitude. The San Luis Obis ...
. To the south lies the
Santa Ynez Fault Santa Ynez Fault is a left-reverse fault in Santa Barbara County of California. Its length is at least 130 km., running through Santa Ynez and north of nearby Santa Barbara. The Santa Ynez Mountains The Santa Ynez Mountains are a por ...
system, which this fault is thought to have the potential to interact with.


References


External links


USGS: Santa Maria River Fault
Seismic faults of California Geology of Santa Barbara County, California Santa Maria, California Santa Ynez Valley San Rafael Mountains {{US-geology-stub