M6.0 The 2014 South Napa, California Earthquake

2014-08-24 · 2 clips beside the simulated shaking · Full event report

Recorded
Interior of a garage
Via KRON 4 · clip page
Simulated
Napa
9 km from the epicentre · Simulated (SCEC BBP simulation, one realization)
Starts the clip where our reviewer marked the shaking and the animation as the first waves reach its site. The alignment is approximate.

What our reviewer saw

MMI VI
  • Goods, dishes or books fall from shelves
  • Heavy furniture moves
  • Animals alarmed; they run, hide or flee

One camera's reading is good to about one level.

ShakeMap at the camera

MMI VIII

USGS's estimate at the camera, from instruments and reports.

Simulated

MMI VII · PGA 0.39 g

Simulated for Napa, the town the clip was filmed in.

epicentre   simulated site   camera, to about 2 km

Simulations can differ from what was filmed by a level or more. Here is why.