Baltimore, MD - A 4.0 magnitude earthquake struck Maine about 20 miles west of Portland tonight and was felt as far south as Boston, according to the US Geological Survey. The quake was originally ranked at a 4.6 magnitude, placing it a moderate quake however, was dowgraded to a 4.0 earlier this evening.
The quake hit at approximately 7:12 p.m according to the US Geological Survey's website . The center is roughly three miles west of Hollis Center, Maine. The USGS report the quake to be shallow at 3.1 miles in depth.
Twitter users in Vermont and New Hampshire report shaking for an extended period of time. This area was affected by a similar earthquake last Wednesday when a magnitude 3.9 quake was centered in Quebec.
In terms of historic data; the last time Maine felt a 4.0 earthquake April 17, 1979
Maine is the only state on the East coast that ranks in the Top 20th earthquake states.
There are no reports of injury or damage.
Here is a look at the intensity map via USGS.
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