UW GHW

Garrison Hill WA, Graham area, WA, USA

Station Information

Seismic Channels

Installed

Aug 13, 1975

ShakeAlert

Contributing

Location

47.041, -122.274

Type

Three Component Strong Motion

State

WA

Elevation

856.67 ft

UW.GHW..ENZ

Map

Recent Earthquakes Detected Using GHW

M1.3 2025-12-10 19:46 7.83 mi NNE from Eatonville, WA UW.GHW..ENZ

M1.5 2025-12-08 11:24 8.02 mi NNE from Tacoma, WA UW.GHW..ENE

M1.9 2025-12-07 06:05 4.66 mi NE from Maple Valley, WA UW.GHW..ENZ