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Recent Earthquakes in the Northeastern U.S.

== PRELIMINARY EARTHQUAKE REPORT ==
Lamont-Doherty Cooperative Seismographic Network (LCSN)

Version #1: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.

A minor earthquake occurred at 3:47:01 PM (EDT) on Friday, May 8, 2009 .
The magnitude 3.1 event occurred 101 km (63 miles) NNW of Ogdensburg,NY.
The hypocentral depth is 21 km (13 miles).


Magnitude 3.1 - duration magnitude (Md)
Time Friday, May 8, 2009 at 3:47:01 PM (EDT)
Friday, May 8, 2009 at 19:47:01 (UTC)
Distance from Ogdensburg,NY - 101 km (63 miles) NNW (334 degrees)
Massena,NY - 107 km (67 miles) NW (306 degrees)
Burlington,VT - 249 km (154 miles) WNW (298 degrees)
Coordinates 45 deg. 29.6 min. N (45.494N), 75 deg. 57.6 min. W ( 75.960W)
Depth 21 km (13.0 miles)
Quality Good
Location Quality Parameters Nst= 26, Nph= 53, Dmin=22.1 km, Rmss=0.22 sec, Erho=0.2 km, Erzz=0.3 km, Gp=61.2 degrees
Event ID# ld1023819
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