Table 2. Non-Tectonic Events and Typos in Previous Work
Year M D Hour M S Lat Long MM Comments & references
1773 10 27 0 40.8 74 4.5 Winkler (1979) indicates a VA paper
for this supposed NYC event. Maybe
typo for 1737 with same Lat+Long but
different month and day.
No one else lists it.
1804 5 18 40.75 74 Nottis (1983) MM 6, Matawan NJ
thunderstorm
1847 9 29 40.5 74 5 large explosion, powdermill 2 miles S
White Plains, Nottis & Mitronovas (1983)
1855 2 7 4 30 42 74 6 may be confused by Smith (1966)
with other eqs or out area
1878 2 5 16 20 40.7 73.7 5 explosion atdistillery,
Nottis & Mitronovas (1983)
1878 12 25 ~02 2 no newspaper ref found by Nottis &
Mitronovas, 1983; Flushing NY,
original reference Rockwood (1880)
1886 6 11 40.4 74 Nottis and Mitronovas (1983)
1886 6 12 5 5 40.4 74 heavy guns fired by ship at 3 times
1893 3 14 20 5 40.7 73.9 4 Nottis and Mitronovas (1983)
heavy guns fired at Sandy Hook NJ
1910 5 1 40.7 73.5 2 Nottis+Mitronovas, 1983
heavy guns fired at Sandy Hook NJ
1926 1 26 23 40 40 75 appears Smith (1966) mistook for
26-Jan-21
1942 10 24 17 27 3.6 40.97 75.25 location by Smith (1966) not correct.*
Cannot locate FOR records. No mention
in daily Pocono Record "The Record"
from Sat. Oct. 24 thru Fri. Oct 30 nor
Philadelphia Inquirer Oct. 24-25. NESA
gives FOR iP&iS, WES iS but no location.
1954 3 30 Nottis and Mitronovas (1983)
1954 3 31 40.25 74 4 sonic booms on 2 days
1959 4 13 21 20 19 41.92 73.27 4 much farther away in MA or VT
than Smith's (1966) location
but probably an earthquake
2003 2 21 15 10 40.54 74.25 Arthur Kill explosion, gasoline barge,
____________________________________ Mc=0.3, www.ldeo.columbia.edu/LCSN
MM = Maximum Intensity reported
* Sykes examined OTT & WES records; unrelated signals from very small
quarry blasts in different minutes.
ML 3.4 of Smith becomes 2.7 with EUS corrections of Kim (1998) if location correct