Earthquakes in Maine

Weston Observatory seismographs recorded several earthquakes near Machias, Maine during the morning of February 17. There have been 6 earthquakes recorded so far. The 4 largest can be seen on the seismogram below. The first is a magnitude 2.3 occurring at 12:52 AM EST, the second is a magnitude 2.4 occurring at 1:03 AM EST, the third is a magnitude 1.7 occurring at 1:40 AM EST and the fourth is a magnitude 0.8 occurring at 1:26 AM EST.  2 more earthquakes are too small to be seen on this seismogram.

If you have felt these earthquakes or believe you have felt another, please contact Weston Observatory at 617-552-8300

Below is a seismogram of the PKME seismic station located in Peaks-Kenny State Park.

Magnitude 1.3- South Deerfield MA

Weston Observatory seismographs recorded a magnitude 1.3 earthquake on 1/26/2012 at 8:59 pm EST near South Deerfield, MA. This is the same approximate area where a magnitude 1.4 and magnitude 0.8 aftershock earthquake occurred on 12/5/2011.

Below is a seismogram of the WES seismic station located in Weston, MA.

Magnitude 2.3- Maine

Weston Observatory seismographs recorded a magnitude 2.3 earthquake near Sedgewick, ME, just 16 miles ESE of Searsport, ME. As of Wednesday, Dec. 14th, nearly 40 people have reported feeling this earthquake.

If you felt it, please record your experiences here:

http://earthquake.usgs.gov/earthquakes/dyfi/events/ne/00001298/us/index.html

 

Magnitude 1.4 and 0.8 Earthquakes- Northampton, MA

Weston Observatory seismographs recorded a magnitude 1.4 earthquake on 12/5/2011 at 12:34 am EST in Northampton, MA. In addition, a magnitude 0.8 aftershock was also recorded at 12:43 am EST.

Below is a seismogram of the QUA2 seismic station located in Belchertown, MA.

Magnitude 0.8 – Wilmington MA – November 30, 2011

Weston Observatory seismographs recorded a magnitude 0.8 earthquake in Wilmington MA.

It occurred at 1:07 am and there are currently no reports of shaking.

Below is the seismogram of the WES seismic station located in Weston Ma.

Magnitude 3.4 – VIRGINIA Aftershock- September 1, 2010

Weston Observatory seismographs recorded the magnitude 3.4 aftershock in Virginia on September 1, 2011.

For more info on this earthquake, go to US Geological Survey report.

Seismogram of aftershock recorded on Weston Observatory seismograph:

Virginia Aftershocks – August 25, 2011

Aftershocks of the August 23rd Virginia magnitude 5.8 earthquake continue, and are being recorded by Weston Observatory’s New England Seismic Network as well as the Virginia Tech Seismological Observatory.

Below is a seismogram of Virginia aftershocks recorded on Virginia Tech’s seismograph in Lynchburg, VA:

Magnitude 4.5 – VIRGINIA Aftershock – August 25, 2011

Weston Observatory seismographs recorded the magnitude 4.5 aftershock from Mineral, Virginia on August 25, 2011.

For more info on these earthquakes, go to US Geological Survey report.

Seismogram of aftershock recorded on Weston Observatory seismograph:

Magnitude 4.2 and Magnitude 3.4 – VIRGINIA AFTERSHOCKS

Weston Observatory seismographs recorded the magnitude 4.2 and magnitude 3.4 aftershocks from Mineral, Virginia on August 24, 2011.

For more info on these earthquakes, go to US Geological Survey report.

Seismogram of aftershocks recorded on Weston Observatory seismograph:

Magnitude 5.8 – Virginia – August 23, 2011

Weston Observatory seismographs recorded the magnitude 5.8 earthquake 14 km (9 miles) SSW from Mineral, Virginia on August 23, 2011.
LATITUDE 37.881°N,    LONGITUDE  -77.952°W
For more info on this earthquake, go to US Geological Survey report.

Earthquakes in Virginia and Vicinity 1774 – 2004
By Arthur C. Tarr and Russell L. Wheeler

This quake was felt throughout New England.
For an Intensity Map of the felt area and/or if you felt this quake, please report it with USGS Did You Feel It? – Tell Us!

For a news report, click CNN.com

Seismogram of quake recorded on Weston Observatory seismograph: