According to the US Geological Survey (USGS), the San Francisco earthquake of 1906 is generally considered to have been the most destructive US earthquake on record. It killed approximately 3,000 people and did $524 million in damage.
There was a 9.2 magnitude earthquake in Prince William Sound, Alaska in 1964.
The 1964 earthquake in the US, known as the Great Alaska Earthquake, resulted in approximately 139 deaths.
The exact cost of the damage from the earthquake in Haiti is not yet fully determined. However, it is estimated to be in the billions of dollars, given the widespread destruction of infrastructure, homes, and livelihoods. International humanitarian aid and support will be crucial in the recovery and rebuilding efforts.
The largest recorded earthquakes in US are listed at this website: http://earthquake.usgs.gov/regional/states/10_largest_us.php. None of the ones listed on that list were in LA, but the Tejon earthquake, which was 7.9, was not too far away from LA. According to this website, the 1994 Northridge earthquake was the largest one (on the timeline) to hit Los Angeles. http://www.google.com/search?q=los+angeles+earthquake+history&hl=en&tbs=tl:1&tbo=1&ei=mVoTSsDaEYyq8gSs_Mz_Aw&sa=X&oi=timeline_result&ct=title&resnum=13 The Northridge earthquake was a 6.7 magnitude earthquake with high ground intensity. http://www.data.scec.org/chrono_index/northreq.html The Long Beach earthquake of 1933 was a 6.4 magnitude earthquake.
The specific location of the earthquake center in the US varies depending on the earthquake. Please provide more details or check the US Geological Survey (USGS) website for the latest earthquake information.
There was a 9.2 magnitude earthquake in Prince William Sound, Alaska in 1964.
California on the west coast
Japan Tokyo
Los Angelas
The Oklahoma federal building.
Alabama
Hawaii
The state of California, particularly the San Andreas Fault in Southern California, has the highest earthquake hazard level in the continental United States. Other areas with significant seismic activity include the Pacific Northwest and Alaska.
New York, New York.
The most destructive earthquake in US history was the Prince William Sound earthquake. This earthquake did extensive damage across the Gulf of Alaska.
Alaska had the biggest earthquake in the US.
In Chile on the 22 May 1960. The city of Valdivia was the worst effected. Please see the related link for more information