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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 1:24:00 AM (EDT) on Sunday, May 24, 2009 .
The magnitude 1.9 event occurred 145 km (90 miles) N of Massena,NY.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 1.9 - duration magnitude (Md)
Time Sunday, May 24, 2009 at 1:24:00 AM (EDT)
Sunday, May 24, 2009 at 5:24:00 (UTC)
Distance from Massena,NY - 145 km (90 miles) N (356 degrees)
Burlington,VT - 243 km (151 miles) NW (325 degrees)
Coordinates 46 deg. 14.0 min. N (46.233N), 74 deg. 58.6 min. W ( 74.977W)
Depth 5 km (3.1 miles)
Quality Good
Location Quality Parameters Nst= 10, Nph= 21, Dmin=32.4 km, Rmss=0.09 sec, Erho=0.1 km, Erzz=0 km, Gp=147.6 degrees
Event ID# ld1024013
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