AUTOMATIC Location - Area: Riviera di ponente , magnitude (ML): 1.1
2026-01-08 09:38:59 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-01-08 09:42:52

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Earthquake info - RsniPicker2 automatic location
Event - ID :260108093740
Magnitude (ML) :1.1 +/- 0.9
Origin Time :2026-01-08 09:38:59.509 (UTC)
Location : Latitude: 43.934 N, Longitude: 7.677 E
Area :Riviera di ponente
Depth (km) :4.71
Distances (km) : 0.5 --- Castel Vittorio (IM)
1.1 --- Pigna (IM)
4.8 --- Baiardo (IM)
6.0 --- Apricale (IM)
6.7 --- Isolabona (IM)
7.3 --- Perinaldo (IM)
7.7 --- Rocchetta Nervina (IM)
9.7 --- Ceriana (IM)
9.8 --- Triora (IM)
10.1 --- Dolceacqua (IM)
10.1 --- Molini di Triora (IM)
11.7 --- Soldano (IM)
11.9 --- Seborga (IM)
12.0 --- Airole (IM)
12.9 --- San Biagio della Cima (IM)
13.3 --- Vallebona (IM)
13.4 --- Montalto Ligure (IM)
13.6 --- Camporosso (IM)
13.8 --- Badalucco (IM)
14.2 --- Olivetta San Michele (IM)

Quality location estimate:
Erh: 4.6 km, Erz: 3.7 km, Nf: 8, Gap: 136°, Rms: 0.061 s
Stazioni validate: 3


RsniPicker2 - Automatic location results
Station Net P arrival times P pick
err		 P pick
weight		 P res Nll
weight		 S arrival time S pick
err		 S pick
weight		 S res Nll
weight		 Dist.
BIGNGU--:---.-----.---.--2026-01-08 09:39:03.5500.02900.002.039.8
MGROGU2026-01-08 09:39:03.4800.0120-0.012.082026-01-08 09:39:06.5400.05010.011.6916.7
IMIGU2026-01-08 09:39:03.2600.01200.002.092026-01-08 09:39:05.0300.2352-1.030.0518.1
TURFFR--:---.-----.---.--2026-01-08 09:39:06.7300.4712-1.670.0523.7
PCPGU2026-01-08 09:39:05.6101.3293-10.410.00--:---.-----.---.-- 96.8
PLMAIV2026-01-08 09:39:06.5700.4692-20.080.00--:---.-----.---.-- 174.7


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
MGRO GU0.601.41e-116.741SI
IMI GU0.206.37e-218.199SI
PCP GU1.101.51e-296.846SI
PLMA IV2.608.65e-2174.785SI


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)		 PGV
(m/s)		 PGD
(m)		 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.
(°)
MGRO GUHHZ6.4120e-74.4407e-70.0000e+01.2390e-74.1716e-76.3037e-78.5115e-75.8727e-72.5990e-72.2344e-816.741
MGRO GUHHN6.2917e-74.4326e-70.0000e+01.4411e-77.2813e-77.2813e-71.0554e-68.6823e-74.3578e-73.1874e-816.741
MGRO GUHHE8.9227e-75.6172e-70.0000e+01.9900e-75.2186e-76.8328e-71.5184e-68.8088e-71.3776e-72.8088e-816.741
IMI GUHHZ9.0051e-73.0166e-70.0000e+01.6649e-74.3811e-76.6766e-72.0121e-64.9956e-72.6306e-72.5933e-818.199
IMI GUHHN5.5419e-68.1852e-70.0000e+03.8150e-76.9041e-76.9041e-75.8413e-61.2883e-61.7034e-72.2041e-818.199
IMI GUHHE2.4470e-63.6229e-70.0000e+02.6905e-76.1775e-78.1047e-73.7417e-61.1075e-61.5090e-71.6971e-818.199
PCP GUHHZ1.6482e-76.8921e-80.0000e+02.3847e-88.3257e-81.8471e-74.6260e-71.4710e-71.1390e-71.5917e-896.846
PCP GUHHN1.6977e-77.3713e-80.0000e+01.9695e-87.7842e-87.7842e-82.8667e-79.9245e-81.4531e-71.4611e-896.846
PCP GUHHE2.0615e-75.6201e-80.0000e+01.9272e-87.1553e-81.6361e-73.6217e-79.2850e-89.8620e-81.4464e-896.846
PLMA IVHHZ4.8458e-66.4282e-70.0000e+01.7913e-74.3347e-78.8628e-74.6072e-65.7430e-75.1365e-73.5450e-8174.785
PLMA IVHHN9.9591e-61.5180e-60.0000e+07.8021e-71.5347e-61.5347e-62.9757e-52.0026e-64.7787e-75.0965e-8174.785
PLMA IVHHE9.7770e-61.3321e-60.0000e+07.3434e-71.4766e-62.2893e-61.9435e-52.1067e-64.2237e-73.3737e-8174.785
*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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