Earthquake Information from Lamont-Doherty Cooperative 
Seismographic Network (LCSN)

Lamont-Doherty Earth Observatory (01/15/2003 00:30 EDT)

On Tuesday evening, January 14, 2003 at 19h 58m 18s EDT, 
a small earthquake of magnitude 1.4 occurred around Greenburgh,
Westchester County, NY.  This shock occurred very close to 
the similar sized shock on the evening of January 10 (EDT).
According to a resident in Hastings-on-Hudson, Westchester County; 
"this shock was felt not as severe as the one on January 10th, 
but more rumbly".
  
Seismic observation from seven stations around the epicenter
put the source at about 2 km Southeast of Hastings-On-Hudson;
about 3 km South of Dobbs Ferry; 7 km Northeast of Yonkers, NY,
and at a depth of about 3.5 km from the surface.

Origin time: 01/14/2003 19h 58m 18s (EDT)  01/15/2003 00:58:18.3 (UTC)

Location: 40.990 N, 73.866 W  Depth= 3.5 km

Magnitude: Mc=1.4

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The epicenter of the shock is very close to the similar shock
that occurred on January 10.

Origin time: 01/10/2003 21h 24m 10s (EDT)  01/11/2003 02:24:09.8 (UTC)
Location: 41.004 N, 73.880 W  Depth= 3 km
Magnitude: Mc=1.2


The epicenter of the shock is also close the magnitude 4.1 earthquake
that occurred near Ardsley, N.Y. on October 19, 1985.

1985 Oct 19  10:07:40  40.98N 73.83W magnitude=4.1  Ardsley, N.Y. 
             (Many people in the NY City area felt this earthquake)

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Won-Young Kim
Doherty Research Scientist
Lamont-Doherty Earth Observatory
of Columbia University

e-mail:       wykim@ldeo.columbia.edu
mail address: 61 Route 9W,
(City/State): Palisades, NY 10964
Phone:        (845) 365-8909 c/o Stacey Gander
FAX:          (914) 365-8150
WWW (URL):    www.ldeo.columbia.edu/LCSN
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