MANUAL Location - Area: Zona Genova , magnitude (ML): 0.8
2022-10-04 22:02:12 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2022-10-04 22:28:23

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Earthquake info - Manual location
Event - ID :221004220018
Magnitude (ML) :0.8 +/- 0.2
Origin Time :2022-10-04 22:02:12.384 (UTC)
Location : Latitude: 44.470 N, Longitude: 9.081 E
Area :Zona Genova
Depth (km) :4.28
Distances (km) : 0.7 --- Davagna
2.4 --- Bargagli
5.3 --- Lumarzo
6.0 --- Montoggio
8.4 --- Torriglia
8.9 --- Neirone
9.2 --- Sant Olcese
9.2 --- Uscio
9.8 --- Valbrevenna
10.0 --- Casella
10.0 --- Bogliasco
10.4 --- Pieve Ligure
10.7 --- Tribogna
10.8 --- Sori
11.5 --- Moconesi
11.7 --- Avegno
12.3 --- Serra Ricco
12.6 --- Recco
12.8 --- Savignone
13.6 --- Propata

Quality location estimate: Erh: 0.5 km, Erz: 0.3 km, Nf: 22, Gap: 127 °, Rms: 0.08


Manual location results
Station Net P arrival time P pick
err
P pick
weight
P res Nll
weight
S arrival time S pick
err
S pick
weight
S res Nll
weight
Dist.
LSG07LK2022-10-04 22:02:13.7880.02000.041.482022-10-04 22:02:14.7590.04000.051.414.3
ARV12LK2022-10-04 22:02:13.7720.0200-0.081.092022-10-04 22:02:14.8320.0400-0.061.254.8
LSG06LK2022-10-04 22:02:13.9780.0200-0.011.562022-10-04 22:02:15.0640.0400-0.051.345.0
ARV10LK2022-10-04 22:02:14.0500.02000.081.232022-10-04 22:02:15.1600.04000.061.346.5
TBG02GU2022-10-04 22:02:14.3090.02000.101.042022-10-04 22:02:15.7220.04000.230.247.8
TBG01GU2022-10-04 22:02:14.4560.0200-0.011.562022-10-04 22:02:15.6690.0400-0.250.308.7
RNCAGU2022-10-04 22:02:14.7400.02000.011.572022-10-04 22:02:16.3290.0400-0.051.3211.2
GENLGU2022-10-04 22:02:13.7360.0200-1.260.002022-10-04 22:02:16.6060.0400-0.240.3212.2
GORRGU2022-10-04 22:02:17.1660.0200-0.011.552022-10-04 22:02:20.7710.04000.120.9423.2
MSSAIV2022-10-04 22:02:19.7610.0200-0.061.262022-10-04 22:02:24.6220.0400-0.600.0339.0
PCPGU2022-10-04 22:02:19.9280.0200-0.330.202022-10-04 22:02:25.8190.04000.090.9743.5


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
TBG02GUEH0.851.00e+07.8129
TBG01GUEH1.041.26e+08.7153
RNCA GUHH0.502.35e-111.2271
GENL GUEH0.592.50e-112.2231
MSSA IVHH1.016.16e-239.0116


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)
PGV
(m/s)
IH 0*
(m)
IH 1*
(m)
IH 2*
(m)
Sa(T=0.10)
(g)
Sa(T=0.30)
(g)
Sa(T=1.00)
(g)
Sa(T=3.00)
(g)
Dist.
(km)
Azim.
(°)
TBG02GUEHZ9.1079e-51.0597e-53.9039e-61.2650e-68.5120e-71.4764e-41.2692e-51.4037e-62.6869e-77.8129
TBG02GUEHN1.1799e-42.0120e-57.8234e-62.7629e-61.5303e-63.1558e-42.9741e-52.5491e-64.6951e-77.8129
TBG02GUEHE1.3526e-41.7169e-58.1208e-61.8730e-61.1941e-63.0903e-43.5560e-52.0378e-64.1312e-77.8129
TBG01GUEHZ4.9537e-57.1123e-63.4871e-61.1175e-66.3118e-71.0468e-41.5061e-59.1378e-71.5374e-78.7153
TBG01GUEHN5.7765e-51.1794e-56.9644e-63.2966e-61.6605e-61.3702e-44.3520e-52.5350e-63.7207e-78.7153
TBG01GUEHE5.8382e-51.5280e-59.1012e-63.5379e-61.9425e-62.0568e-45.2064e-52.7630e-63.5206e-78.7153
RNCA GUHHZ2.7737e-53.1021e-61.3929e-63.2469e-71.6773e-77.8322e-54.7781e-63.0551e-76.5769e-811.2271
RNCA GUHHN2.3288e-53.8030e-61.9968e-64.9063e-72.7646e-73.0022e-58.5448e-64.2601e-78.3859e-811.2271
RNCA GUHHE4.4168e-55.5465e-61.8399e-65.3100e-73.0128e-71.5007e-45.9520e-65.4242e-71.2072e-711.2271
GENL GUEHZ1.7795e-52.2202e-69.0441e-72.8011e-71.2901e-72.8262e-54.7214e-62.1597e-74.3408e-812.2231
GENL GUEHN3.3360e-55.3037e-62.2135e-66.0342e-73.3320e-71.0318e-48.6520e-65.8194e-71.0455e-712.2231
GENL GUEHE1.9028e-52.5119e-61.2570e-64.5770e-72.1753e-75.0811e-54.0425e-63.3560e-75.6887e-812.2231
GORR GUHHZ3.2725e-66.1816e-73.5299e-71.0787e-75.1070e-86.8402e-61.3086e-67.5836e-81.3145e-823.248
GORR GUHHN4.1583e-66.0877e-74.5510e-71.8520e-77.5005e-88.0269e-62.0822e-61.1250e-71.7682e-823.248
GORR GUHHE3.8073e-68.9372e-75.9304e-71.3101e-75.9558e-81.3275e-52.7186e-69.7205e-82.0252e-823.248
MSSA IVHHZ4.5871e-63.4990e-71.2219e-79.9103e-85.9186e-84.1379e-66.0075e-78.2128e-88.3702e-939.0116
MSSA IVHHN9.8064e-61.1362e-63.7406e-78.4985e-85.3368e-83.1708e-59.7879e-79.7863e-82.5493e-839.0116
MSSA IVHHE1.0068e-51.3538e-64.8394e-71.1433e-77.0878e-84.4147e-51.2501e-61.2657e-72.9446e-839.0116
PCP GUHHZ4.3796e-76.9838e-83.6627e-82.1456e-81.4719e-89.1027e-71.4703e-72.5121e-82.9517e-943.5281
PCP GUHHN4.6352e-75.7792e-83.9508e-82.2591e-81.1193e-87.5280e-71.6851e-71.5708e-81.7246e-943.5281
PCP GUHHE4.2840e-75.7934e-83.1516e-81.2446e-88.6365e-91.0455e-61.3985e-79.9234e-91.3570e-943.5281
*IH (Housner Intensity) calculated on the velocity spectrum (SV) between 0.1 and 0.5 s (IH0), 0.1 and 1.0 s (IH1), 0.1 and 1.5 s (IH2)

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