QuakeIndex

Earthquakes in Solano County, California

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81

Elevated QuakeIndex 81 / 100

4 quakes of M1.5 or larger in the last 7 days within 50 km. Normal for here is 1 to 3 in a week.

Compared against Solano County, California's own 10 years · USGS catalogue · updated

The last 30 days

Aug 29 Sep 13 Sep 27
Each mark is a day's largest quake within range; its size is the magnitude. The shaded band is the magnitude a day's largest quake normally falls in here (M1.7–M2.2), from this place's own 10-year record. A mark above the band is a bigger day than usual.

Live · last 7 days

Latest earthquakes within 50 km

None within 50 km in the latest snapshot we hold; the full 7 days load from USGS as this page opens.

Source USGS · snapshot of

Where this is

Centre 38.267, -121.940 — the Census internal point, from the US Census Bureau Gazetteer (2024). Activity is measured within 50 km of it.

Largest on record nearby

MagnitudeWhenWhere
M 4.5 1km SSE of Pleasant Hill, CA
M 4.2 5 km SW of Isleton, CA
M 4.1 7km NW of Bay Point, CA
M 3.7 6km SSW of Yountville, CA
M 3.7 10km ESE of Black Point-Green Point, CA
M 3.6 9km ESE of Clayton, CA
M 3.6 2km W of Concord, CA
M 3.6 3 km SW of Alamo, CA

From the QuakeIndex catalogue, built from the USGS FDSN event service · within 50 km of the centre above.

After an earthquake here