lancaster earthquake
Portions of Lancaster — North of Avenue M and/or the California Aqueduct and east of 110th Street West ‘ also are included. [1]
Hershey paper to be saved LANCASTER COUNTY, Pa. [2]
Liquefaction was a major cause of damage in Kings Harbor area of Redondo Beach during the Northridge earthquake of 1994. [1]
The City strongly encourages residents to prepare for earthquakes and other natural disasters by keeping an emergency kit containing food, water, and other necessities that will last at least 72 hours easily accessible at all times. [3]
The Lancaster zone is the most active of the two due to the Paleozoic thrust sheets and the Newark extensional basin. [4]
They require that design changes - such as deep foundations in liquefaction zones and slope stabilization in landslide zones - be made in the planning stage. [1]
In the state of Pennsylvania we live on fairly steady ground but even this passive state has felt earthquakes of it’s own. [4]
These Seismic Hazard Zone Maps identify areas that are subject to liquefaction and landslides. [1]
Although these faults are geologically old and are contained in a passive margin, they act as pre-existing planes of weakness and concentrated strain. [...]… 200 million years ago when the continent Pangaead rifted apart forming the Atlantic Ocean, the north eastern coast of America was at a plate boundary. [4]
Rockin’ yuletide at Rock Ford LANCASTER, Pa. [2]
Pennsylvania earthquakes are intraplate earthquakes because the closest plate boundary, the Mid-Atlantic Ridge, is over 2000 miles away. [4]
Also, property sellers and real estate agents must inform buyers if property they’re selling is in a Seismic Hazard Zone, as is the case when property is in a designated flood zone. [...] Local public libraries have a number of publications by the Governor’s Office of Emergency Services, American Red Cross and the Federal Emergency Management Agency that can be used as guides to making homes more earthquake-ready. [1]
The vibrations extended to Philadelphia to the east, Reading to the north, Frederick to the west, and Baltimore to the south. [4]
Sources:
[1] Seismic Hazard Maps for Lancaster-Palmdale
[2] LancasterOnline.com: Intelligencer Journal
[3] City of Lancaster : Earthquake Preparedness
[4] LEO : Earthquakes in Pennsylvania