















414 REPORT OF THE CALIFORNIA EARTHQUAKE COMMISSION. 
Record of after-shocks — Continued. 
Day. 5, Seaki of Duration, | Intensity. Locality. Remarks. 
bh. mas secs 
Apr.18,p:m.| 4°30....2-2 |) wesdeee Pees San JuanCapistrano| Slight. 
4 30....... | ..:..-- | ....2 | Hemet, Riverside. | Shock increasing and dying 
away. 
4.80). 520 23 A eee ee Vumae(Ariz.) eens 9 or 10 distinct shocks, slight 
rolling from east to west. 
APSO. Sees eet acne one IX «| Brawley; -.c-. see Northwest-southeast chimneys 
fell to west. Movable ob- 
jects in bldgs., thrown west- 
east. Oscillation followed 
by tremors. Clock stopt at 
45 30™, facing south. 
430 seems Few: ai? 9s.u. Ballast Point..... North-south. Horizontal. Clock 
stopt 42 30™, facing NW., 
pend. 177. 
4°50 See ae Mleoe es Seen eee Oskiand. 5s ¢00- 4% Alameda Pier. 
4 50 38.. Liat eaweetee Berkeley ......-.-. Two tremors within 1s.,B.L.N. 
45 Se ee ee el eee ee San Francisco.... | Very light, A. G. McA, 
A 52 see Vee ee ee ee Yerba Buena..... Light. 
6 02 42.... Danes Il Berkeley ........: 8. A. 
6 03 04. Less Jal GOins nose se ee S. A. 
G12. Ss. aes a eee Yerba Buena..... Light 
6 45.5 oh. cser | ese e se og eee Antioch as.2-ese- 
6,10 tees alee ee ee San Francisco.... | Very light, A. G. McA. 
G10 eae see Oa ex's ott | ee Southampton Shoal} North-south. Horizon direc- 
tion south, two light shocks, 
rumbling following shock 2s. 
6502s seal ee see ee eee Oakland 2.7. 2c252 Alameda, Pier. 
GO S1i 29-40 Se ee IV Berkeley ..2..2222 Faculty Club, 8. A. 
6551 35-457 see a laerees GO ee See Slight tremors during interval, 
B. L.N. 
Or SLEDS... a eee I-II_ | Mt. Hamilton..... 
6G 51-4588 Ss Pee II AOR eee Vertical, K. B. 
6°52). 5.222? See een eer Sacramento......- Very light 
6 63ic...2-2 | eee eee Yerba Buena.....- Light. 
Sunset !. 2a.) le ee eel eee Angel Island ..... Strong, rumbling. 
US ne eee ates 12 ee eee Mare Island...... Slight. 
( PE Tee eee Stockton.) 2% 26. Very tight. Number of light 
shocks reported for several 
days, but hardly perceptible. 
discacceeseed| sent een eee Scott’s Valley .... | Lighter, F. L. 
7 OL cn. CoS ie et eee San Francisco .... | Very light, A. G. McA. 
f 2a come ae sean mel eee Yerba Buena..... Light. 
7 25 oo. ct | eee ee eee eee Scott’s Valley .... | Lighter, F. L 
Qn10 cee oe is a doiks. fees Lighter, F. L. 
9 437 | ee 2 al eee GO.ate eee Lighter, trembling of house 
kept up for 2m. or more, F.L. 
10-3 20, SPS die sees Lakeport.....-..- Light, about 10 o’clock. 
LOSS .8 Bisco | lanes eee Scott’s Valley Sharp shock, rather long. 
Trembling of house kept up 
for 2 m. or more, F. L. 
Ul “LORSS yet ae See eee OMe See ee Trembling of house kept up for 
2 m. or more, F 
11022 50. Se ok eee Oe dO). 22 Seana Light shock, F. L. 
Apr: 10,8...) SL S30-c2 ee eee Paisley, Oregon... | Tremor. 
ey 20.2355 (aa Biveka ca. ace es Slight, A. H. B. 
307-005, £251 bon eee San Francisco .... | Light, A. G. McA. 
D aoisce de see eruy es Meee Hurek areas sees Slight and of short duration. 
GO Tizer boc Obes dns Ae Wureks.cce-s. ase Slight, A. H. B. 
6 25 10+ Se iM Berkeley ........- Time is from memory, failed to 
record shock at time, 8. A. 
aise Meare tarde 2-5 II-III | Oakland.......... | Seven shocks between 6 a, m. 
and 25 15" p. m. 
1053038755 PH feral BL yan Hureka = ree ee Slight, A. H. B. 
Apr.19,p.m.| 12 31 00 20-30.. | ..... Los Angeles ...... Increased intensity, 1 max., 
strongest at middle. No 
sound. 
12 31 41 dds. eee 

