ShakeMap - IX

Time

2003-09-25 19:50:06 UTC

2003-09-25 19:50:06 UTC at epicenter

Location

41.815°N 143.910°E

Depth

27.00 km (16.78 mi)

Time

1994-10-04 13:22:55 UTC

1994-10-04 13:22:55 UTC at epicenter

Location

43.773°N 147.321°E

Depth

14.00 km (8.70 mi)

Information

Place

Hokkaido region, northwestern Pacific Ocean near eastern Japan

Depth

Usually deep to intermediate earthquakes in this subduction zone (often around 30–100 km depending on the event)

Time

Depends on the specific earthquake event/date

Type of Boundary

Convergent plate boundary (subduction zone)

Characteristics

Very powerful earthquake, occurs where the Pacific Plate moves beneath the Okhotsk/North American Plate. Can produce strong shaking and possible tsunamis.

Fault

Reverse/megathrust fault

Location

Offshore east of Hokkaido near the Japan Trench/Kuril Trench