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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 micro earthquake occurred at 9:02:12 AM (EDT) on Saturday, May 23, 2009 .
The magnitude 1.6 event occurred 95 km (59 miles) N of Massena,NY.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 1.6 - duration magnitude (Md)
Time Saturday, May 23, 2009 at 9:02:12 AM (EDT)
Saturday, May 23, 2009 at 13:02:12 (UTC)
Distance from Massena,NY - 95 km (59 miles) N (353 degrees)
Ogdensburg,NY - 126 km (78 miles) NNE (14 degrees)
Burlington,VT - 205 km (128 miles) NW (316 degrees)
Coordinates 45 deg. 46.5 min. N (45.775N), 75 deg. 0.3 min. W ( 75.004W)
Depth 10 km (6.2 miles)
Quality Good
Location Quality Parameters Nst= 6, Nph= 13, Dmin=18.7 km, Rmss=0.07 sec, Erho=0.1 km, Erzz=0.8 km, Gp=133.2 degrees
Event ID# ld1024015
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