Nisqually Earthquake of February 28, 2001
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Nisqually Earthquake of February 28, 2001 
 

At 10:54 A.M. Pacific Standard Time on Wednesday, February 28, 2001, a magnitude 6.8 Benioff zone earthquake shook southern Puget Sound. The Nisqually earthquake was centered at latitude 47.1525N, longitude 122.7197W at a depth of 52.4 km. The epicenter, located adjacent to the Nisqually River delta, was at the same location as the magnitude 7.1 earthquake on April 29, 1945. The state capital, Olympia, is located 18 km (11 mi) southwest of the epicenter. Aftershocks followed on March 1st, with a 3.4 magnitude earthquake at 1:10 a.m.
                                                followed by a 2.7 magnitude earthquake at 6:23 a.m.

 

Road failure at Sunset Lake, Tumwater
(Photo: Steven Kramer, University of Washington)

 

Path at Capitol Lake, Olympia
(Photo: Karl Wegmann, Geology and Earth Resources Division)

 

Collapsed chimney, Olympia
(Photo: Karl Wegmann, Geology and Earth Resources Division)

 

Landslide at U.S. Hwy. 101 northwest of Olympia
(Photo: Karl Wegmann, Geology and Earth Resources Division)

Get the complete Story of Earthquakes In Washington 

Nisqually Earthquake Issue of Washington Geology

 Cascadia Subduction Zone Earthquake and Tsunami Issue of DGER News

Nisqually Earthquake Issue of
Washington Geology
Great Earthquake and Tsunami Issue
of DGER News
 IC 81. The Puget Lowland Earthquakes of 1949 and 1965  IC 85. Washington State Earthquake Hazards
Information Circular 81. The Puget
Lowland Earthquakes of 1949 and 1965
Information Circular 85. Washington
State Earthquake Hazards

 

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 Contacts

Geologic Hazards Group
Geology & Earth Resources Division
Washington State Department of Natural Resources
360-902-1450
Fax 360-902-1785
dnrgeologyhazards@dnr.wa.gov

Ray Cakir
Geology & Earth Resources Division, Senior Geophysicist
360-902-1460
ray.cakir@dnr.wa.gov

Trevor Contreras
Geology & Earth Resources Division, Mapping Geologist
360-902-1476
trevor.contreras@dnr.wa.gov

 Files

system_empty.txt  EMPTY FILE  (0KB  TXT)

 Related Links

Nisqually Earthquake Information Sites