Alaska – M6.1 – Jan, 5, 2019 at 18:47:10 UTC

54km SSW of Tanaga Volcano, Alaska

Position: 51.410°N 178.350°W – Depth: 19.1 km

USGS Information Page

Distance from Exton PA: 66.3 Deg – 7,368 Km – Azimuth: 55.1 Deg

SeisComP3 traces for AM.R8C73.00.SHZ (Exton PA), PE.PSUB.HHZ (Media PA), and LD.GEDE.BHZ (Greenville DE) showing the P wave arrivals.

 

Argentina – M 5.3 – Dec 31, 2018 at 10.49.41 UTC

Position:  31.768°S 69.307°W – Depth:101.2 km

SeisComP3 traces for AM.R8C73.00.SHZ (Exton PA), and LD.WUPA.BHZ (West Chester, PA) showing P wave arrivals.

Distance: 71.8 Deg, 7,974 Km

Azimuth: 354.9 Deg

Alaska – M6.0 – Dec 31, 2018 at 02:35:37 UTC

Position:  54.387°N 161.507°W – Depth:31.0 km

SeisComP3 traces for AM.R8C73.00.SHZ (Exton PA) and LD.WUPA.BHZ (West Chester University, West Chester PA) showing the P wave arrivals.

Distance: 56.5 Deg – 6,278 km

Azimuth: 66.6 Deg

Philippines – M7.0 – Dec 29, 2018 at 03:39:09 UTC

Position: – 5.974°N 126.828°E – Depth: 60.1 km

Jamaseis heliocoder trace of AM.RC8C73.00.SHZ abd LD.WUPA.BHZ. The first arrival (PKIKP) is annotated.
Distance: 129.7 Deg. 14,420 km
Azimuth: 22.2 Deg.

SeisComP3 traces for AM.R8C73.00.SHZ (Exton PA), LD.WUPA.BHZ (West Chester University, West Chester PA), and PE.PSUB.HHZ (Penn State Media PA campus) showing the PKIKP wave arrivals.

Fault Plane Solution.

Anchorage Alaska – M4.9 Dec 27, 2018 at 14:21:13 UTC

Position: 61.290°N 150.103°W – Depth: 35 km

USGS Information Page

This aftershock from the M7.0 November 30 earthquake registered as a small blip on seismometers here in eastern Pennsylvania.

SeisComP3 traces for AM.R8C73.00.SHZ (Exton PA), LD.WUPA.BHZ (West Chester University, West Chester PA), and LD.GEDE.BHZ (Greenville DE)  showing a small blip representing the P wave arrival.