Which state has the most damaging earthquakes? The most natural (non-manmade) earthquakes?
Find information about earthquakes in each state on our Earthquake Information by Region website (scroll down).
Which states have the smallest number of earthquakes? Is there any place in the world that doesn't have earthquakes?
Early on the morning of August 24, 2014, Loren Turner was awoken by clattering window blinds, a moving bed, and the sound of water splashing out of his backyard pool. He experienced what is now named the “South Napa Earthquake.”
One year ago, the largest earthquake in over 25 years hit the San Francisco Bay Area, causing significant damage in California’s famous Napa Valley. The magnitude 6.0 earthquake occurred early in the morning on August 24, 2014, on the West Napa Fault.
On March 27th, 1964, the second largest instrumentally recorded earthquake worldwide rocked southern Alaska for 4 to 5 minutes. In addition to the earthquake, the event triggered a major tsunami that caused casualties and damage from the Kodiak Islands to northern California.
A new report issued by the American Red Cross and the U.S. Geological Survey documents the Chilean response and recovery efforts following the Feb. 2010 magnitude 8.8 earthquake and the lessons that California should learn from this disaster.
Friday's magnitude-5.2 earthquake in southern Illinois is a reminder that earthquakes are a national hazard.
The magnitude 7.9 quake that hit Central Alaska on November 3 was the world’s biggest earthquake in 2002, and the largest to hit the United States since 1996 when another 7.9 hit Alaska’s Andreanof Islands.
A new geologic map of surficial deposits in the nine-county San Francisco Bay region that can be used to evaluate earthquake hazards has been released in digital form by the U.S. Geological Survey in Menlo Park.
A light earthquake, preliminary magnitude 4.1 according to the U.S. Geological Survey, occurred at 3:02 PM EST (12:02 PM local time) Monday, Dec 29, 1997. The epicenter is located 5 miles SE of Mammoth Lakes, or 33 miles WNW of Bishop, CA.
Alaska and Washington Yield Largest U.S. Earthquakes. . . Most Significant Earthquakes of ’96 Rattle China, Indonesia
China and Indonesia suffered the deadliest and most destructive earthquakes in 1996, while the U.S. remained relatively quiet according to scientists at the U.S. Geological Survey, Department of the Interior. The last deadly earthquake in the U.S. was the 1994 Northridge, Calif., quake that took 60 lives.
Damaged unreinforced masonry building on Main Street in downtown Napa, California. Photograph credit: Erol Kalkan, USGS
"1964 Quake: The Great Alaska Earthquake" is an eleven minute video highlighting the impacts and effects of America's largest recorded earthquake. It is an expanded version of the four minute video "Magnitude 9.2". Both were created as part of USGS activities acknowledging the fifty year anniversary of the quake on March 27, 2014. The video features USGS geologist...
View south along the Trans Alaska Pipeline in the zone where it was engineered for the Denali fault. The fault trace passes beneath the pipeline between the 2nd and 3rd slider supports at the far end of the zone. A large arc in the pipe can be seen in the pipe on the right, due to shortening of the zigzag-shaped pipeline trace within the fault zone. (It was snowing when...
Aerial view of collapsed sections of the Cypress Street viaduct of Interstate Highway 880 in Oakland, California, damaged as a result of the magnitude 6.9 Loma Prieta earthquake on October 17, 1989. The epicenter was located near Loma Prieta peak in the Santa Cruz Mountains, approximately 14 km (9 mi) northeast of Santa Cruz and 96 km (60 mi) south-southeast of San...
Ground view of collapsed building and burned area at Beach and Divisadero Streets, Marina District, San Francisco, following the October 17, 1989 Loma Prieta earthquake. At 5:04:15 p.m. (PDT), the magnitude 6.9 (moment magnitude; surface-wave magnitude, 7.1) earthquake severely shook the San Francisco and Monterey Bay regions. The epicenter was located at 37.04° N....
Collapse of Fourth Avenue near C Street, Anchorage, due to the great alaska earthquake of March 27, 1964 which caused a landslide. Before the earthquake, the sidewalk at left, which is in the graben, was at street level on the right. The graben subsided 11 feet in response to 14 feet of horizontal movement. Anchorage district, Cook Inlet region, Alaska. March 1964....
This photograph, taken by George Lawrence from a series of kites five weeks after the great earthquake of April 18, 1906, shows the devastation brought on the city of San Francisco by the quake and subsequent fire. The view is looking over Nob Hill toward business district, South of the Slot, and the distant Mission. The Fairmont Hotel, far left. dwarfs the Call Building...
Shake map for a magnitude 7.0 earthquake on the Hayward fault with the eipicenter of earthquake near Oakland, Calfornia.