The quake struck near a downward bend in the Pacific Plate, possibly producing local tension in an otherwise compressive setting. Source: SLAB2.0 (USGS).

The quake struck near a downward bend in the Pacific Plate, possibly producing local tension in an otherwise compressive setting. Source: SLAB2.0 (USGS).

The quake struck near a downward bend in the Pacific Plate, possibly producing local tension in an otherwise compressive setting. Source: SLAB2.0 (USGS).