20
mroxi- mate
Fg:
0 ,
118 25 118 l a 118 37
118 16
75 54 75 10 74 10 73 34 75 30
73 a7
JANUARY, 1917
IntensitJ R ~s i - Forel.
--
3 3
3
2
2 4
3 M 4 4
SECTION V.-SEISMOLOGY.
Day.
1917.
Jan. 12
19
SEXSMOLOCtICAL ABBREVIATIONS USED IN TEE INSTBU-
MENTAL EEPOBTS.
ApPrOXl- mate
e wich Civil.
--
H. m. 22 42
22 42
22 42
28 a0
CHARACTER OF THE EARTHQUAKE.
I =noticeable. I1 - conspicuous.
d = (terrs motus domesticus) =local earthquake (sen-
v = (terrs motue vicinus) = near-by earthquake
r = (terrse motus remotus) =distant earthquake (1,000
u- (terrse motus ultimus) =very distant earthquake
A = distance to epicenter.
I11 =strong.
sible or felt).
(within 1,000 km.)
to 5,000 km. distant).
(beyond 5,000 h.).
FHASES.
P = (undse primse) =first preliminary tremors. PRn=P waves reflected n tunes at the earth's surfaoe. S = (undse secunda) =second preliminary tremors. SRn= S waves reflected n times at the earth's surface. PS = transformed waves : longitudinal (PI to transversal
BtstiOXl.
M = (undse maxims) =greatest motion in the prinoipal portion.
C = (coda) =trailers. 0 =time at epicenter.
bcpr =Long waves reaching the station from the anti-
Lm2 =long waves again reaching the station from the epicenter (40,000 km. -A).
antiepicenter (40,000 km +A). F = (iinis) = end of perceptible trace.
NATURE OF THE MOTION.
i = (impetus) = abrupt beginning. e = (emersio) = gradual-appearanoe. T =period = twice the time of oscillation. A- am litude of the earth's moveinent, reckoned from
E, N, or 2 attached to a symbol signifies the E-W, the N-S, or the vertical component, respectively,
t,llllS -
t ! e zero line.
Approxl- mate latitude.
--_ -_- . .~4 ~ is the E-W component of A. An is the N S component of A. A, is the vertical component of A
1
1
1
1
INSTRUMENTAL CONSTANTS.
dd. 8.
........................................................... ........................................................... ...........................................................
.......... None .......... Recorded on €lost rainpage. ....
.~ ,.a
(S) or vice versa.
tion. E = damping ratio.
T = period of instrument. V = magnification of instrument. Le: (unds longs) =long waves in the principal por-
--
SEISMOLOGICAL BEPOBTS FOE JANIJABY, 1917.
W. J. HUPPHREYS, Profeaeor in Charge.
[Dated Weather Bureau, Washington, D. C., Mar. 2,1917.1
TABLE l.-Noninstrumental earthquake reports, January, 1917.
% 19 37 19 37
19 37 1% 37 19 37 19 37
CALUOBNIA.
FaLRnont.. .............. Yojave.. ................. Neanach .................
aft. Wilson ...............
NEW YOEK.
Alerandrla Bay .......... Canton ................... Gabfiela.. ................ Herknass.. .............. 0 &burg .............. Phttsburg ...............
0 ,
34 45 35 03
34 47
3413
442a 44 36 44 25 44 31 44 42
44 43
.... .... 1 .......... R u m b l e ..... Shook bull-...:. . ..... 2 None .......................................... 1 .......................... Rattled dishes.. ..............
I I
Observer.
Wm. F. Lowe. R. Kelsey. J. Anderson.
Wendell P. Hoge.
Douglas F. MannlnR. U. 9. Weather Bureau. R. Shea. I. W. Harhmess. D. C. Farley. Press report.
JANUARY, 191 7.
Date. c i r
I
MONTHLY WEATHER REVIEW.
TABLE 2.-Imtru~tul seismological reports, January, 1917.
Phase. Time.
27
- --
I
Date. '=*'Phase. Time. Period T.
!
Amplitude.
An I -4x
2:. Remarks.
Alaska. Sitku. Magnetic Observatory. U. S . Coast and Geodetic Survey. J. W. Green.
Instruments: Two Bosch-Omori, 10 and 12 kg.
Lat. 57' 03' 00" N.; long., 135' 30' (18" W. Hevation, 15.2 meters.
V. To E 10 16 N 10 15 Instrumentalconstants: {
If. m. a. 8cc.
La .... 1 10
FX .... 4 30
1917. I I 1 Hm.a. 1 Sa. 1
p
1
p IPm.1 Jan. 30 ........ eP .... 2 51 56 .......................... Microseisms Jan.74. 8. .... 2 57 16 ................... .I.. ....
p p Km. ............................ Thick- Of w- marks. ............................ Wavelets somewhat doubtful as to be- ing seismic.
~~
1 I
eL Mx....~ .... j 2 ii 1 ........ (::::::l--~i-l::::::; I
Mn .... 3 09 11 4111 ............ C .. ... 3 18 ............................ F ..... 6 25 ............................
.......
I
Ida .... I 23 58 .. I .......................... F~ .... , o 01 .. i ..........................
307 ..I .......................... .... 3 07 .. I 40-50 ...... 41000 ....... Ln .... i 3 os ... 35-45 *m ...... I ......
I
i r l ~ .... 3 13 .. I '32-30 I ...... *5WO I ......
I I I I I l l 1
Activity at intermla duringday. Soma what doubtful (u
to being selsnlio.
Activlt at intervals from%to+g0lon
SX? 29th.
Arizona. %con. Magnetit Observatory. U. 8. Coast and Geodetic Survey. F. P. Ulrich.
Lat., 32' 14' 48" N.; long., 110' 50' OF" W. P'levation, 7F.9.G meters.
Instruments: Two Bcech-Omori. 10 and 12 kg.
Mi ..... 3 18 .. j
FE .... ! 3 35 .. : ........... FN .... I 3 36
L ..... j 3 38 .. I 20 1 ........... MN .... I 3 39 ................. 15 WOO0
30 *6ooo c _..__ I 3 21) __ , 1520 I ______
.......... ... 1:::
ME .... I 3 40 ..
___--___ ,.
1917. H n8.s.
~
am.
~
p I p
~
~m . Jan. 30 ______.! P ..... 2 6,; 08 ......... ' ...... ' ............. eSx. .. 3 M 33 ......... ~. .... .:. ...... I I -.--..
eSm. .. 3 04 37 ............. .:. ............ L ..... 3 13 34 I ........ j ...... I ............ Mm .... 3 23 17 1s : 210 .............
Cn .... 3 34 ............
F 5 0 0
M" .... 3 30 09 I 15 ...... ......
I---...
CN .... 3 37 _.___.I ...... ..... I
...........
I::::::
1 ...... Has appe8ranca of *loo0 ...... new quake. Mad- mum doubtful on
_.____ i --
:::::: ......
...... \ ......
California. Berkeley. Uniiwsity of California.
Lat., 37O 52' 16" N.; long., 12a0 15' 37" W. Elevation, 85.4 meters.
(See Bulletin of the Seismographic Stations, Univmity of California.)
FN .... 3 49 .. I ........ 1 ......,......I ...... FE .... I 3 50 ............................ I
California. Mount Hamilton. Liek Observatory.
Lat., 37O 20' 24" N.; long., 121° 38' 34" W. Elevation, 1.281.7 metera.
(See Bulletin of the Seismcgmphic Stations, University of California.)
N-8.
California. Point Loma. Raja Ybga Aeadenzy. F. J. Dick.
Lat., 32' 43' 03" N.; long., 117' 15' 10" W. Elevation, 91.4 meters.
Instrument: Twoamponent, C. D. Weat 8eismwope.
I ,,,
30
...... Tremors recorded
...... endinn 15h on d a m .......... ....... ..... 1
during W hours
.......
10 .................... I +200 *aw I...... given: 12 I::::: ... I ........ I: ......... 1::::::::I 4m I *400 I ...... I
111 "-.- I P _._._
I 2::::: L ..... L ..... I I L.....
18 .. 24
25 ......
a 57 04 i ............ 7 ,M Qood remrd all 3 06 20 I:::::::: .................. 3 13 04 I 22 .................. 3 1 4 1 6 , 24 .................. 3 l S o s I 30 ..................
phosesdist&t.
; ; 1) aa ..................
........... __ . .... _. -_ I I I I
*Amplitude on instrument.
L ..... [~~~~} 18
1 F.....i 6 30 00 I .................. ..........................
Amplitude.
RaIMrka. Period T. Aa I Am
California. Santa Clara. University of Santa Clara. J. 8. R i d , 8. J.
(See record of the Seismographic Station, University of Sante Clara.)
Lat., 37' 213' 36" N.: long., 121' 57' 03" W. Elevation, 27.43 meters.
Colorado. Dc?iwr. Raved Heart College. Earthquake Station.
A. W. Forstall, S. J.
Lat., 39' 40' 36" N.; long., 104' 56' 54" W. Elevation, 1,655 meters.
Insnstrument: Wiechert 80 kg., astatle, horhntal pendulum.
1917. I Jan. 16 .......
I
21 .......
i
I
.......
..
District of Columbia. Washington. U. S. W e a h Bweau.
Lat., 88- 54' 12" N.; long., 77' 03' 03" W. Elevation, 41 meters.
Instrument: Marvin (vertical pendulum, undamped. Mechanleal regktration).
v n Instrumental constank: 110 6.4
1917. Jan. 26
30
31
1 I
H.m.a. I Sa. I
p
I
p
1 Km.1
1 F ..... is 40 a0 .......................... ....... e ...... 19 39 30 .......................... Mhute, vezy mpld tremors.
........ .... PhasesIndistinct.
.....
L .....
28
....
MONTHLY WEATHER REVIEW.
TABLE Z.-ImkUmcnta2 ~Ciamologkd reports, Janumy, 1917--Continued.
eP .... Sa.. ..
eL .... Ma .... Ma .... MN .... M. .... MN .... Ma .... Ma .... Ma .... c..... F......
8N.-.-
Diatrict of Columbia. Washin ton. Gemgetown University. F. L. Toniorf, 5. J.
1917 Jan. 30
ht.. 88. 54' 25" N.; long., 77- 04' 24" W. Elevation, 42.4 meters. Subsoll: decayed dlorite.
Instruments: Wiechert 200 kg. astatic horizontal penduhlms. Po kg. vertical.
V T m e
._.__.
E l i i i.i 0 Instrumentalconstants: 2 80 5.0 0
I. ..... h h .... FN ....
('a .... 1 .....
m....
Js~. 26... ........ ....
3 17 ............................ 3 L% 40 20 193 ............ 3 31 10 24 ...... 215 ...... 3 44 ............................ 3 46 ............................ 4 5 8 ............................
o..... eF? ... L..... C..... F.. ...
~m 8 .l SCC. I p
1
p iKrn.1 18'39'29 I .......................... Heavy microseisms 19 39 sa ........................... present. 19 40 17 I... .... _I.. ................
H. m. 8.
10 S6 02
193658 19 37 41 19 38 59 19 39 ld
a 57 02
3 0 8 2 2 3 08 25 3 18 00 3 26 18
3 31 32 3 3 2 2 3 3 34 41 3 35 37 3 39 05
3 3 9 5 6 4 5 2 0 0 5 5 0 0 0
Vertical.
9 s4 01
6 28 63
318m
d 66 68
E%
See.
3
ax ..............
........I ................... ..........................
.................. ............
............ 2s ...... ............
...
I A,.
16 ............ ............
p p Km. .................... 410?
.......................... .................. .......................... ..........................
.................... 7, .......................... .......................... .......................... .......................... .......................... .................. rn ...... ..........................
Good record wlth much larger ampli- tudes obtdned on
Bosch-Omori in- strument.
o..... Pa .... PB .... sr .... s. .... UL. ... 1.1, .... Mn.... F .....
8 not discernible.
d 4.5 so 2 58 51
2 S i 02
3 06 10 3 OB 16 3 14 00 3 17 40
I .... ; 29 36
Hawaii. Hbnolulu. Magnetic Observatory. U. 5. Coaat and Geodetic Survey. Frank Neuman.
let., 2 l D W l!2" N.; long., 1 5 8 O Oa' 49" W. Elevation. 15.2 meters.
Imtnmm% y[ilne clelsmogrsph of the Seismologtoal Committee of the Bdtish Associs- tion.
To Instmmemtal oomtant.. 18
eL .... M..... c... .. F... ..
E. m. E.
17 25 42
17 86 12 17 39 24
17 46 I2
P ..... 23 35 I2 eL .... M I W Y ..... 0 1 0 0 8 C ..... 0 1 7 0 8 .. F ..... 05600
eP .... 6 27 49 '
eL .... 5 3 0 54 Y ..... 5 3 6 3 0 5 39 54
::::::I 5 51 00
See. p p Km.
17 W ............ ..........................
.......................... ..........................
.......................... 20 *loo ............ ..........................
.......................... .......................... 18+300 .............
...........................
.............. ' ............ 2 1 %. ............
.........................
I
........I ...... I ...... 1 ......
..........................
An insect in the seis-
eL. ... Y. .... F. ....
JANUARY, 1917
28 29 00
23 32 08 238608
E;ma.aa. Lawrme. Uniacrsify oj K Q ~O S . Department of Physice and Astronomy. F. E. Kester.
Lat.. 3s' 5i' 30" N.: long.. 95' 14' 55" W. Elevatinn, 301.1 meters.
htrumcnt: Wiechen.
V To e
Instrumcntal constants.. m5 3.4 3.s
(Report for January, 1917, not received.)
(E lii 3A 4.0
........
hhryland. Chelteiaham. Magnetic Observatory. U. 5. Coaat and Geodetic Survey. George Hartndl.
Lat., 3s' 44' 00'' N.: long., i6" 50'30" W. Elevation, i l .6 meters.
1mtrument.s: Two Bosch-Omori. 10 and 12 kg.
T- To
Instrumentsl constants..{: :!
......I...... .....
I
. 1
t?Pm ... l H .n t .s .1 2 56 55 Sec. I
p
1
p 1Krn.l .......................... eP a... 2 5i 05 .......................... B ...... 3 06 31 ........ I ...... I ............
Massachuaetta. Cainbridge. Harvard Universily ScEsmographk Sloth.
J. B. Woodworth.
Lat., 43- 22' 36" N.; long., 71' 06' 59" W. Elevation, 5.4 meters. Foundatlon: Glacial sand over clay.
Instruments: Two Bosch-Omori 100 kg. horbontal pndulums (mwhanleal reglstratlon).
1917 J a a 28
30
V To e
Instrumental constants..{: 4i
........ i
...... ..
Re rtedlncastern J L a . P begins with thlckenmg of line followed by rapld jars of stylus comlng during L about.3 per sec. Period of LL ml- croselsms, hence doubt as to nature of record. Ksmchstka? by in-
ferpmce.
Missouri. Saint Louie. St. Louie Unizwity. Geophysical Observa-
Lat., 38' $8' 15" N.: long.. 90' 13' 58" W. Elevation, 160.4 meters. Foundation: 12 feet
tory. I. B. Goesse, 8. I.
of tough clay over limestone of Mississippi sptcm, about 300 feet thick.
Instruments: Wiechert, Po kg. astatic. horlmtal pendulum.
Instrumental c011~tants.. 80 7 5:l V To e
I I I I 1 1 1 ,
1917.
1 I ..... I
H. In. 8.1 ~c e .
1
p
1
p rg 1 Jan. 30 111 "-.. P 2 56 18 .................... s ...... 3050s .......................... L ..... 31GW .......................... P ..... 5 2 3 0 0 ..........................
JANUARY, 1917.
hta.
MONTHLY WEATHER REVIEW.
TABLE 2.-Imtru=tal a h l o g i d raporb, Januaq, 1917--continued.
Amplitude.
"em. Time. '%* z. Remarks.
Aa 1 Am
29
1917. Jan. 30 H. m. 8. SPC. p p h'm.
L ..... 3 i'i ai .......................... Jsm .... 3 21 36 1RJ 1458 Ma .... 3 21 36 16.2 2,736 .! .......... Fa .... 4 17 21 .......................... Fu .... 5 04 21 ..........................
........ eP .... 2 52 33 .......................... Dam er not P R L . 2 57 00 .......................... on%-W. S ...... 3 01 51 ..........................
...... ......
Vermont. North&M. U. %. Wealher Burwu. Wm. A. Shaw.
Lat., 44' 10' N.; long., 72' 41' W. Elevation, 258 metpas.
Instruments: Two Bosch-Omorl, mechanical repistration.
1917. Jan. 30
I
........ eP .... 2 52 33 .......................... Dam er not
I I H. m. s. I stc. I
p
I
p
1 xm. I P R L . 2 57 00 .......................... on%-W. I I S ...... I 3 01 51 I ........ 1 ____._I ...... I ...... I L ..... 3 i'i ai ..........................
Ma .... 3 21 36 16.2 2,736 .! .......... ...... ......
I I .... 1
3 ai 36
I
IRJ
1
11 458
1 1 Fa .... 4 17 21 .......................... Fu .... 5 04 21 ..........................
eP .... 2 56 45 s ...... 2 0 5 4 5
40
L .....
F ..... 5 3 0 0 0 New Yak. Ithaea. Cornell University. Heinrich Ria.
.................... 7,800
.......................... ..................
.................. ..........................
Lat., 42' 28' 58" N.; long., 76' 29' 09'' W. Elcvation. 242.6 meters.
Instrumenk Two Bosch-Omori I kg. horizontal pendulums (mechanical <eeistration).
.
Y To e
E 13 23 4:l Instrumental constants. .{ N 11 25 4:l
H. m. a. Src. P~.... a 56 45 4-7
Sr .... 3 0 5 5 0 s Sa .... 305 56 8 La .... 3 16 22 52
M..... 3 25 06 18 Mu .... 3 27 23 18 Mu .... 3 28 50 19 Fa .... 7 5 6 0 0 .......
P. .... a 58 50 I
1917. Jan. 30
P c Km. .................. .................. .................. .................. .................. 546 1 !323 ____..
______ 1:57'2 ._._.. ...... 1'4% ......
...................
.....
Srr.
2
24-28 40
Iim. ................... 180 Local snook. Not
......................... Some things rattled
......................... inplscas.
savere.
......................... ......................... .........................
................... 7,440 Flnemord. .................. ......................... .................. .................. 20
16 I ZGU
16 I 15
15 1 13
.........................
......................... 2
36
24
22 20
.........................
N-S stylus cording.
.................. 750 ...... ..................
.................. ..................
..................
.................. .................. .................. .................. ..................
not re-
Pa .... I...... Sn.... Sa. .... F.....
Panama Canal Zone. Balboa Heights. Isthmian Canal Commission.
Lat., 8' 57' 39" N.; long., 79' 33' 29'' W. Elevatlon. 27.6 meters.
Instruments: Two Bosch-Omorl, 100 kg.
V To Instrumental constants.. 10 20
(No earthquake recorded during January, 1917.)
19 36 17 19 I ?O
19 36 37 19 36 3s 19 37 06
PortoRico. Viquca. MagneticObamatoy. U. S . Cosrrt and Geodetic Survey. F. L. Adams.
Instmmonts: Two Bosch-Omon.
Lat., 18°08' 48" N.: long., fW 26' 51" W. Elevation. 193 meters.
V T O
Instrumental constants..{: i:
....... IO ..... P ..... R...... sL .... L..... L..... M..... L..... T. .....
d b5 bS 2 .X 31 3 05 28
3 13 24 3 16 00 3 2200 3 24 00
3 30 00 3 4000
.......
1917. Jan. 3
30
iN ..... 4 ?1 07 e...... 4 21 ?O
eL *... 04 00 L ..... a 10 00
1 ....... 5 14 00 I .... .. 5 20 00
F..... 5 4 j O O
.......
.......
-
11.m.8. ~c c . I fi
eL .... 21 42 03 .......................... eLu.. . 21 42 13 ....... .i.. M 21 43 19 la I 40 Mr::: 21 42 35 12 ____.. F ..... 21 46 ............................
e8 ..... 3 10 ............................ eLa ... 3 16 45 eL *... 3 17 04 ..........................
c ...... 3 52 ............................ F ..... 5 11 ............................
..........................
3 3 8 W 1 s B o 20 ...... 2::: 3 46 45
I I I I I I
p Km.
................ ..____ _____. 20 ______
............ 75 ......
I H. m.a. I SFC. I
p
I
p
I BR. I e. ..... 19 36 1 .......................... Thickening ofline. F ..... 194000 ..........................
1917. Jpn. 6
80
........
........ ........
Canada. Ottawa. Dominion Aatrommiccrl Obssrvcrtory. Earthquake Station. Otto Klotz.
Lat., 45" 23' 38" N.: long., 75' 42' 57" W. Elevation. 83 meten.
Instruments: Two Bosch photographic horizontal pendulums, one Bpindla d Hopx 80kg. vertlcal satsmograph
V Tm Instrumental constants.. 1% ?8
1917. Jan. 3
30
31
I I 11.m.8.
....... 0 ..... 19 si 60
30
Date.
MONTHLY WEATHER REVIEW.
TABLE Z.-Instnrmcntul sciSmologiCa1 reporb, Januay, 19174oncluded.
e
JANUARY, 1917
8cc. P
............................ ............................ ............................ ............................ ........ rCM0
........ .3M) ............................
............................
P Km.
............
............
~
Caaada. Totonto. Dominion iUeteorobgica1 Service.
hY. ut., 43. W 01” N.; long., ?OD 23’ 64“ W. Elevation, 113.7 meters. Subsoil: Sand and
Instrument: Mllne horizontal pendulum, North; In the meridian.
Ta lnstrumentd constant.. 18. Pillar deviation, 1 mm. swing of boom-0.W’.
Pt .... E? ..... M. .... F.....
L_
1917. J a n 20
!u
24
28
30
81
31
H. m. a.
23 4803
23 55 57 0 18 46 0 50 00
-
......
......
......
......
.....
.....
-
~~
P? .... L.... . L... .. eL .... Y.... . eL .... M..... F?... .
E. m. 8.
P 55 42 00808 0 25 18 035 30 0 37 30 O S 9 64 105 12 131 08
.......
.......
.......
Marked t h I c ken - ings. m ............ ...........................
........................... *100 ............ ...........................
........................... *loo ............ ........................... ..................... 5,280 P and 5 waves
........................... quite large. ...........................
eL.. .. 1 46 00 Re orted from ble
1L ..... 148 30 07 Bali Mahy
M ..... 149 48 ........ Archibelago. F ..... 2 15 54 Lossoflife.
L? .... M. .... FZ ....
136 42 141 09
14607
P. .... 8......
L. .... M.
Lrem.. M:..... F.....
....
Canada. Victoria, B. C. Dominion Meteorological Service.
Lat.. 48O U’N.; long., 1!W 19’ W. Elevation, 67.7 meters. Subsoil: Rock.
Instruments: Wiechert, vertical. Yilne horizontal pendulum, North; In the meridian.
Te Instrumental constant.. 18. Pillar devistlon: 1 mm. swing of boom-0.64".
2 53 13 3 00 10 3 04 47 3 11 04 3 11 34 { 5 39 50
5 33 11 7 51 14
1917. Jan. 20
21
eL .... 16 ..... eL .... F .....
e ...... P ..... P ..... E ...... is ..... 1L ..... IL .....
..... Y
h p .. L ..... Y ..... F .....
24
5 46 42 ............................ M?rked thicken- 5 51 30 ........ W00 ............ mgs. Distant 5 52 54 ............................ earthquake. 60830 ............................
2 48 18 ...................... 7,490 Very large disturb- 2 68 36 ........ i .................... ance clear reo 2 58 48 ............................ ord. ’ A decided 3 05 30 ............................ marking at 2h
3 11 64 ............................ 4@ 18.. can not 3 14 00 ............................ sa whether Io- 3 21 OB ............................ more decided on0 at 2b S m 36.
{ X :: }.. *35,000 Very large vilira- tions 3h .ZP 49” to
d o r not, and a
..... ............ ............................ 75054 3h 2ana le. 75936 ............................ 8 01 42 ........ *5Kl ............ 82748 ............................
26
Aa
30
.................... Time of P taken
.................... from above reo
.................... ord. Only inter-
.................... vals are reliable.
......I.. .... Clock time unre- ............ liable.
31
31
P..... E...... L . .... M.... M.... di....
......
......
......
......
......
......
.. -
I53W 3 oi, iW S O 4 18
s 0; m sua 00
s 1342
L ..... F? ....
P? .... P? ..... L ..... eL .... Y F .....
4 40 12 ........ *50 ............ 4 49 30 ............................
4 55 36 ............................ 50248 ............................ 5 11 54 ............................ 5 18 08 ............................ 62806 ........ 2300 ............ 60512 ............................ __ -
Pi- .... 53544 M. .... 5 39 12 F. .... 5 42 10
P..... s...... L..... Y..... F1 ....
4 46 21 4 53 47 4 56 46 5 04 12 5 25 31
I Vertical.
P. .... 4 27 40 Id..... 4 29 29 F..... 4 35 26
*Trace amplitude.
S 0
18 90 SO
14
...... ....... ......
‘5, 830 May be from same region n9 large quake.
....... ...... ......
t True earth movement.
JANUARY, 1917.
Date. "ky Phasfi. Time. Period. T .
MONTHLY WEATHER REVIEW.
TABLE 3.--Late aGiamologioal reporkr. (Instsummtal.)
Amplitude.
t:& Remarks.
Am I A i
81
A m .8 . SM. I p
' ..... 6 50 08 .................... 1 ...... 7 0 0 0 7 .......................... R .... 7 14 02 ........ I r ..... 83000 ..........................
'n .... 7 13 69 .................... I? .... 7 23 17 .......................... rm .... 7 38 46 .......................... n .... 7 54 50 24
..... 8 30 00 ..........................
f i Km.
8,8#)
..................
7,oaOl
..................
I&., 4.2. W38" N.: long., 71' 06' 69" W. Elevation, 5.4 metars. Foundatlon: Qlacial sand owr clay.
Instrument Two Bosch-Omori, 100 kg., horizontal pendulums (mechanical registm tionj.
T' T, e
E 8 0 2 3 0 N 50 25 4:l Instrumental ccmstants. .{
m..... am....
?....-
?. ....
R....
-
1916. July 8
16
17
23
22
a8
log. 3
3
3
8
I
15
2
a
2:
24
SepS.
~
H. m. a. 0 51 39 10 02 15 10 50 00
1906 00 19 40 00
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lxm- ..........................
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R .... .....
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dm .... F .....
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All phases indistinct. 19 52 20 1 .................... !J,sPr
195936 ..........................
6 49 52 .................... 3,840 5 55 30 .......................... 6 5 9 2 0 .......................... 80350 20 .................. 8 05 30 .......................... 7 1 0 0 0 ..........................
19 56 10 1.. ........................
2 0 1 5 0 0 ) .......................... '.?. .. 1. ..... n? ... ? .....
I.? .... h? ... F .....
::::
Pn?. .. 5. ..... b? ... L. .... F .....
Pm .... 3 ...... L m .... b .... F .....
3. ..... L.? ... F .....
Bm ..... L ..... F .....
8. ..... L. .... F .....
e.? .... In .... F .....
Pm?. .. Sm? .... In?... F.. ...
P.. ... s ...... b .... F .....
L.rI1... F .....
230615
..... ..... ..... F 236500
10 38 10 ................... .'4.350?
10 44 17 .......................... 10 48 05 .......................... 110000 ..........................
6 25 60 .......................... 83300' .......................... 65000 ..........................
18 57 37 .......................... 17 20 00 ..........................
17 44 22 I.-. ................ .2,730? 17 48 45
~
.......................... 17 53 60 .......................... 17 57 22 1 18 .................. 18 25 00 ..........................
1 52 00 .................... 8,280 2 01 34 .......................... 2 0 8 1 5 .......................... 24103 .......................... 3 5 0 0 0 ..........................
14 04 20 .......................... 14 08 55 .......................... 112000 ..........................
11 39 25 .......................... 15 10 I% ..........................
200009 .......................... 20 02 36 .......................... 1030W ..........................
4 47 40 .......................... 5 1 5 0 0 24 .................. 5 3 5 0 0 ..........................
14 35 00 .......................... Allphasaslndistlnct.
1 20 45 ................... -6,0759 1 28 25 .......................... 1 3 4 40 .......................... 1 4 5 00 ..........................
100320 .......................... 10 10 45 80 .................. 112000 ..........................
11 10 06 .......................... 11 30 00 ..........................
0 54 63 ................... -7,130 P strangest on N-S.
P.. ... 8 57 50
8. ..... L ..... ..... ....... Iu .... 7 3 6 1 0 20 .................. ZI .... 7 42 30 14 .................. In .... 7 4 6 4 5 16 .................. F ..... 0 1 5 0 0 ..........................
8.7 .... 7 43 12 .......................... L. .... 7 4 0 2 4 18 .................. L. .... 8 12 10 a8 .................. L. .... 83500 18 .................. F ..... 01000 ..........................
?.?--- 1.0 .... .. ?.. .
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F .....
19 02 14 ................... .7, !2W 19 10 58 .......................... 19 20 38 .......................... 19 26 00 20 .................. 19 45 00 ..........................
&Iamachusetts. Cambridge. Earvad University Sciemogmphk Stu- toon-Continued.
? ..... 1 ...... Lm..-- F .....
P.? ... 3.I .... L ..... F .....
3.P ....
k::::
Pm?. .. 3= .....
k?::::
1918. Sept. 11
1 3 5 42 .................... 6,- 1 4 3 4 0 .......................... 1 5 1 00 .......................... 4 0 0 0 0 ..........................
4 59 a0 .................... 4lm7 5 04 56 .......................... 5 0 8 4 4 .......................... 6 2 5 0 0 ..........................
11 15 38 .......................... 11 25 14 .......................... 11 4000 ..........................
1s 24 00 ................... -3,180 18 18 58 .......................... 18 31 56 .......................... 18 55 ............................ FinmioroleLrm.
16
P.?. .. 3.t .... h?
L .....
F .....
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21
17 21 04 ................... -0 , lOOI 17 31 24 .......................... 173800
193000 ..........................
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21
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P.. ... 8. ..... L.. .... In .... L ..... F .....
P ..... 8. ..... L ..... F .....
L.. .... F .....
L. ....
P ..... sn .... & ..... hr .... Fm.. ..
b
8.7 .... b ....
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23
2257 00 .......................... 23 10 00 ..........................
16 62 42 .......................... 16 01 30 .......................... 18 15 62 .................. 16l800 .......................... 17 10 00 ..........................
om30 .................... (,a6 9 28 30 .......................... 0 3 0 4 2 l6 .................. U0000 ..........................
1 3 1 4!2 .......................... Phorar nuukul by
w 42 I .................... a m
7 4 6 ............................ -. ........................................... Norword.
12 10 aS .......................... Rscordlatlumiaro
3 2 3 1 9 .................... 3,m 3 2 7 0 4 .......................... 3 a7 14 .......................... 3 30 13 14 .................. 6 00 00 ........ i..... ............
rdunr.
PIE sndFln-
0 43 30 .......................... O W -b l L h
.................. {;;gg} 16 { &a.
10 01 07 16 .................. miao#113nr.
29
Oct. 3
3
11
11
21
31
Nor. 1C
Dw.
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'I .... 18 59 50 .................... 3,450 1. ..... 19 05 04 .......................... .... ..... /1 9 0 8 5 5 1 1 9 3 0 0 0 ~ 121 ..... 1 ..... 1 ..... 1 ..........................
32
1916. Dec. 2
1
.......
MONTHLY WEATHER REVIEW.
TABLE 3.-Late seismological repmta. (InstmmentuZ)-Concluded.
5
6
6
7
14
!a
JANUARY, 1917
.......
.......
.......
.......
.......
....... !
Canada. Toronto. Dominion Meteorological Senice.
h Y .
Lat., 42.40' 01" N.; long., 7Qo 23' 54" W. Elevatlon, 113.7 meters. Subsoil: Sand and
Instrument: Yilne horizontal pendulum, North. In the meridian.
TO Instrumental Oonstsnt.. 18. Pillar deviation, 1 mm.; s w b of boom-0.50".
26
I
.......
L?.. .. 33 47 30 ............ .... Air currents going on.
L? .... 12 19 42 ........ Mixed up with air currents. F i n a i r
P?.. .. 17 04 42 S? ..... 17 14 18 .............. L ..... 17 20 42 of quake lost whrn L ..... 17 29 OB .............. ...... ...... light was turmd
eL .... F .....
L. Y.. PP
.... ... ....
eL.. .. 17 30 OB I.. ...... ......I.. .... ......I down at 17h 43- l o
eL .... 17 31 48 .......................... attend to instru- Y ..... 17 35 00 ........ *5M) ............ I ment.
iP ..... 9 44 4 ................... .7,485 Marked clisturbance. PR .... 9 47 36 .................... ......I S m v e s prolonged. S ...... 9 5 3 3 6 .......................... eS ..... 9 Mi 42 .......................... S? ..... 10 01 12 .......................... 1L ..... 10 05 30 .......................... Y ..... 10 06 30 ........ *Mo ............ eL .... 100806 .......................... L ..... 108536 F ..... 112742
e? ..... 4 I 00 May be preceded by eL.. .. 4 40 30 air currents. Y ..... 4 42 19 ........ F in sir c:irrents.
e? ..... 20 48 36 Distantqualie. Grad- e ...... 20 52 30 ual and markcd L ..... 21 18 24 swellings. eL .... 21 20 00
Y ..... 21 25 18 ........ ............ L ..... 21 42 36
F? .... 21 57 48
e ...... 22 33 18 Air currents maskod L. .... 22 43 12 carly phasrs. eL .... 335348 .......................... MI.. ... a3 00 12 ....... W ............ F in air currents.
eL.. .. 17 36 48 ......................... .!
-- -
* Trace amplitude.
SEISMOLOGICAL DISPATCHES.'
Moodue, Conn. (belated dispatch) [Dee. 8. 19161.
Distinct earthquake shocks were felt here on December 2 between 4 and 5 o'clock a. m. Homee were shaken and dishes rattled. (Local
ObSerVer.)
Knoxville, Tenn, J a m u y 2,1917.
A seismic disturbance accom anied by a noise resembling a peal of thunder, in a wide area of wfiich Mascot. Tenn.. waa the center. occurred at 4:30 this morning. The earthahock was of pronounced intensity and caused much alarm. No material damage. (Assoc.
been found that this disturbance mss due to a heavy dyna- rmte ex losion near McMillan, Tenn.] Unwnm!k, Humboldt County. Nev., Janrury, 191Y
Mr. G. A. Bice reports the following: A very heavy quake at 11:30
a. m. and light ones at 5:40 p. m., 6:06 p. m., and 6:19 p. m. on Decmn- ber 24, 1916; light shocks a t 7:05 a. m., 6 p. m.. and 6:55 p. m.. Decem- ber 25; very heavy shocka at 9:M a. m. and 10:50 p. m., December 313.
Pacific time.
Jfontreal, Quebec, Januuy 5,1917.
Earthquake tremors were felt here late to-night, the section of the city affected being along the higher levels a t the foot of the mountain.
21 11 mj ........................... possible to meal- 21174s .......................... ure. G r a l l u a 1
22 21 43
224533
marked swellings.
........................... ....... ............ ..........................
I
22 35 39 .; *5M)
1 Reported by the organlzation lndlcated and collected by the seismological station a1
Qeorgetown University, Washingtan, D. C.
Canada. V i c t h , B. C. Doininion bietemologiml Service.
Iwt., 48' 24' N.; long., 1.W 19' W. Elevation, 67.7 meters. Subsoil: Rock.
Instrument: Wiechert, vertical; Yilne horlmntal pendulum, North. In the meridian.
To Instrumental constant.. 18. Pillar devlatlon, 1 mm.; swing of boom-0.54".
Ne. I 1 p
I
~m .
I .... 1 ............ Y ..... 12 58 15 '::::::::l-;aoo ............ ..... ........ ...... ............ F 13 16 01 I I I I
P?. ... 22 11 54 ........ _._.__I. ........... M ..... 22 14 53 ........ *lOO ! ............ FP .... I 22 16 51 I I I I I ..........................
LT.. ..I 05 30 1.. ...... j *50 j_. ... .I.. ... .I m u t e thichnings.
P?.. .. 23 41 37
L ..... 22 42 37 M ..... 22 P 07 ........ F 22 44 37 ..... ........ ..... .....
12 a0 13 ........ ........ ......
P? .... 17 05 G9 ........I ...... I ...... S? ..... 17 10 07 ........................... L ..... 17 1335 ........ 1 ...... ! ............ Y ..... 17 1s 33 ........ *300 ............ F ..... 18 14 04 ........I ...... I.. I I ----I ------
PP.. . _I 9 48 10 ....... .i. .... _I.. ... -IS, 700~1 S? ...... 9 BS 05
L? .... Dl .............. M... .. 10 15 56 ....... P ..... i 11 10 58 I
L? .... I 4 27 38 ........ .................. M ._..., 4 3 i ........ ...... 1 *zoo 1 ......I
Lo~idon. Junuary 25, 1917, 4:05 . TIL.
Fifty natives were killed a n 8 !WOO others were injured in an earth-
c uahe on the island of Bali. in the Malay Archipelaoo according to a dispitch froni Amsterrlam to the Central News. %ore than 1000
houses and Sactoriea and the native temples were destroyed. The governor's palace was eeriously damaged. (Aasoc. Fresa.) Ncmtrcal, Quzhrc. Jaiiuary 26, 1917.
An emthquake aliock which continued for 15 seconds rocked this district this afternoon. BuildiqSs shook throughout the city, causing considerable alarm among ofice tenants in the buaineas section, where high structurcs stand. (Assoc. Press.) Ottnzc'u, Ontario, Jmiiary 36, 1917.
Earthc uahe tremors were recorded here for 4 seconds this afternoon.
(~M o c . Jress.) Ogdcmhurg. N. I:, January 26, 1917.
Slight earth tremors lasting 2 seconds were felt here at 2:34 p. m. to-day. (As~oc. Presa.) Reddiiig, c ' d ., Jaiaiay 27, 191;.
Lassen Peak haa erupted with tremendous force, following a series of xviolent internal esplosions, according to reports telephoned here from Macouniber Plat. A stream of heavy black snioke 30 miles long poured out within half an hour, indicating that a greater crater on the mountain top had been blasted open. (Aasoc. Pres.) The Dutch S. S. l"jikenibrriy/--Nn;aki toward Honpkon0-reports that on Oct. 1s. 1916, at 21h l P G .h . T., latitude 29' ?CY%., longi- tude 135' 11' E., in 45 fathoms of water, a subdued blow was heard, after which the shi began to shake aa if it would break in two. One blade of the ropeEer was broken but no scratch could be found on the hull. (Agstract from report to U. 8. IIydrogm hic Ofice.) [Perhaps due to breaking of propeller.--EnrroR.~
Instrumental report, Sacred Heart College, MONTHLY WEATEEE
CORRIGENDUM.
REVIEW, October, 1916: Page 591, date should be 1916.
