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  2. Ramapo Fault - Wikipedia

    en.wikipedia.org/wiki/Ramapo_Fault

    The Ramapo Fault zone is a system of faults between the northern Appalachian Mountains and Piedmont areas to the east. [1] Spanning more than 185 miles (298 km) in New York , New Jersey , and Pennsylvania , it is perhaps the best known fault zone in the Mid-Atlantic region, and some small earthquakes have been known to occur in its vicinity.

  3. Atlantic Seaboard Fall Line - Wikipedia

    en.wikipedia.org/wiki/Atlantic_Seaboard_Fall_Line

    The Atlantic Seaboard Fall Line, or Fall Zone, is a 900-mile (1,400 km) escarpment where the Piedmont and Atlantic coastal plain meet in the eastern United States. [2] Much of the Atlantic Seaboard fall line passes through areas where no evidence of faulting is present.

  4. Cascadia subduction zone - Wikipedia

    en.wikipedia.org/wiki/Cascadia_subduction_zone

    The Cascadia subduction zone is a 960 km (600 mi) fault at a convergent plate boundary, about 100–200 km (70–100 mi) off the Pacific coast, that stretches from northern Vancouver Island in Canada to Northern California in the United States.

  5. Earthquake-generated tsunamis not uncommon in US. How ... - AOL

    www.aol.com/earthquake-generated-tsunamis-not...

    Small tsunami risk on the East coast. The East and Gulf coasts aren’t generally at risk for earthquake-caused tsunamis because they do not have major fault lines that run under their coastal ...

  6. What causes earthquakes? The science behind why seismic ... - AOL

    www.aol.com/causes-earthquakes-science-behind...

    Earthquakes are common on the West Coast, with multiple plate boundaries like the San Andreas fault making geologic activity more likely. They are rarer on the East Coast, but they do happen ...

  7. What the New Jersey earthquake tells us about the fault ... - AOL

    www.aol.com/news/jersey-earthquake-tells-us...

    What are the fault lines under New York and New Jersey? Fault lines are fractures between blocks of rock in the Earth’s crust, the layer closest to the surface. These lines allow tectonic plates ...

  8. List of fault zones - Wikipedia

    en.wikipedia.org/wiki/List_of_fault_zones

    Normal fault: Independence Valley fault system: Nevada, United States: Normal fault: Active: 2008 Wells earthquake (M6.0) Izu–Bonin–Mariana Arc subduction zone >2800: Micronesia: Subduction zone: Active: 1993 Guam (M7.8) Japan Trench: 1400: Off the coast of Honshu: Subduction zone: Active: see Seismicity of the Sanriku coast: Kabaw Fault ...

  9. Puget Sound faults - Wikipedia

    en.wikipedia.org/wiki/Puget_Sound_faults

    On the east, the Devils Mountain Fault connects with the south striking Darrington Fault (not shown) which runs to the OWL, and the Southern Whidbey Island Fault extends via the Rattlesnake Mountain Fault Zone (dashed line) to the OWL. South of the OWL a definite eastern boundary has not been found, with some indications it is indefinite.