2017-11-30 21:47:31 UPDATED: (M4.4) Chesapeake Bay region 39.2 -75.4 (90be5)

M4.4 - Chesapeake Bay region

Preliminary Earthquake Report

Magnitude	4.4
Date-Time	30 Nov 2017 21:47:31 UTC 30 Nov 2017 16:47:31 near epicenter 30 Nov 2017 13:47:31 standard time in your timezone
Location	39.205N 75.421W
Depth	8 km
Distances	1.2 km (0.8 mi) SE of Donas Landing, Delaware 10.3 km (6.4 mi) ENE of Dover, Delaware 19.0 km (11.8 mi) SE of Smyrna, Delaware 29.5 km (18.3 mi) SSW of Bridgeton, New Jersey 37.3 km (23.1 mi) SE of Middletown, Delaware
Location Uncertainty	Horizontal: 0.8 km; Vertical 1.6 km
Parameters	Nph = 20; Dmin = 69.9 km; Rmss = 0.26 seconds; Gp = 130° Version = 4
Event ID	ld 60146101 ***This event has been revised.

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
Lamont-Doherty Cooperative Seismographic Network
Columbia University
http://www.ldeo.columbia.edu/LCSN/

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