Proceedings of the California Academy of Sciences, Volume III, 1863-1867Various
Science
Proceedings of the California Academy of Sciences, Volume III, 1863-1867
Various
California Academy of Sciences -- Periodicals; Science -- Periodicals
We have brief details of this earthquake from Santa Rosa, at
the north, to Santa Cruz at the south, and from Stockton at the
east, for which we acknowledge our obligations to the Telegraph
Company. At Santa Rosa it occurred at 8 h. 50 m. the shock was
light. At Petaluma 8 h. 50 m., also light. At Stockton _about_
9 h., shock was severe. At Santa Clara 8 h. 40 m., the shocks
were very severe. The church spires waved to and fro, and the
earthquake is reported to have continued over two minutes, with
light vibrations between the heavier waves. At Santa Cruz no
time is given.
MARCH 10TH, 14 h. 8 m.—A light shock was felt in San Francisco.
” ” 16 h. 30 m.—Another shock at San Francisco, marked by two
distinct vibrations and lasting three and one-half seconds.
MARCH 20TH, 23 h. 45 m.—A light shock of earthquake having
four distinct tremors, and occupying a little more than three
seconds.
MARCH 22D, 13 h. 0 m.—A smart shock was felt at Stockton,
causing some little commotion.
MAY 20TH, 18 h. 1 m.—A light shock of earthquake at San
Francisco. At Stockton the shock was quite severe and occurred
nine minutes later. At San José it also was very sharp. At Napa
the earthquake, which was quite severe at this place, occurred
at 18 h. 57 m. At Sacramento the shocks occurred at 18 h.: and
was very severe. There were two distinct waves felt at this
locality. This earthquake was felt as far north as Long Valley,
in Mendocino County, and was followed by two loud reports like
artillery, almost instantly.
JUNE 6TH, 11 h. 7 m.—A light shock of earthquake at San
Francisco.
JUNE 22D, 20 h. 53 m.—A smart shock of earthquake at San
Francisco, consisting of three distinct waves and a profound
low rumbling sound. Each of the shocks were marked by a
peculiar abruptness, like sudden sharp jolts. They were
followed by a series of lessening tremors which gradually died
away.
This earthquake was felt as far north as Healdsburg, (about 80
miles distant), at Napa, at Pacheco, at Stockton, and at San
José, south of this city fifty-two miles, making a distance of
one hundred and thirty-two miles, north and south, over which
its influence was well marked.
JULY 5TH, 20 h. 3 m.—An earthquake at San Francisco, not
severe; this consisted of four distinct vibrations occurring
during a period of seven minutes. The second vibration and the
longest lasted nineteen seconds. The shortest vibration was six
seconds in length. The elapsed time between the waves varied
from forty seconds to one and one-fourth minutes.
JULY 21ST, 2 h. 7 m.—A smart shock was felt at San Francisco.
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