Event characteristics This information has been confirmed by a seismologist.
FRANCE ORID : 5006298
27/07/18 12 Arrivals 4 Iterations RMS : 0.24 Type :eq
Origin time: 18:58:44.82 ± 0.08
Latitude : 46.05 ± 0.5 1/2 Major Axis : 1.4 km
Longitude : 3.61 ± 0.7 1/2 Minor Axis : 1.3 km
Depth: 18. (Imposed) Azimuth mj Axis : 66.2 deg
ML : 2.20±0.12 of 3 stations MD : 2.16±0.03 of 2 stations
Location in relation to nearby cities 5 km WSW of LE MAYET-DE-MONTAGNE (ALLIER) (1600 residents)
11 km NE of CHATELDON (PUY-DE-DOME) (800 residents)
11 km E of SAINT-YORRE (ALLIER) (3000 residents)
16 km ESE of VICHY (ALLIER) (27700 residents)
CODE QP PHASE ARRIVAL TIME O-C DIST. AZI. AMPL. PER. ML MD DUREE
SMF E Pg 18h58 57.05 0.18 68.5km 15
SMF E Sg 18h59 4.69 -0.51 68.5km 15 18.4 0.3 2.14 32.6
BGF E Pg 18h58 58.98 0.07 81.2km 314
BGF E Sg 18h59 8.82 0.17 81.2km 314 8.4 0.3 2.18 33.3
AVF E Pg 18h58 59.70 0.28 84.5km 346
AVF E Sg 18h59 9.53 -0.00 84.5km 346 2.9 0.2
TCF E Pg 18h59 3.66 -0.13 110.9km 284
TCF E Sg 18h59 16.48 -0.41 110.9km 284 4.4 0.2 2.13
SSF E Pg 18h59 3.65 -0.38 112.6km 356
SSF E Sg 18h59 17.57 0.24 112.6km 356 6.0 0.2 2.33
LOR E Pg 18h59 7.97 -0.05 136.7km 8
LOR E Sg 18h59 24.12 0.06 136.7km 8 4.2 0.3 2.13
)
)
