MANUAL Location - Area: Riviera di ponente , magnitude (ML): 1.2
2026-01-07 17:23:03 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-01-08 07:43:09

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Earthquake info - Manual location
Event - ID :260107172238
Magnitude (ML) :1.2 +/- 0.2
Origin Time :2026-01-07 17:23:03.998 (UTC)
Location : Latitude: 43.920 N, Longitude: 7.784 E
Area :Riviera di ponente
Depth (km) :4.18
Distances (km) : 4.3 --- Ceriana
4.9 --- Montalto Ligure
5.0 --- Badalucco
5.4 --- Baiardo
8.0 --- Carpasio
8.0 --- Molini di Triora
8.3 --- Triora
8.3 --- Taggia
8.9 --- Castel Vittorio
9.0 --- Castellaro
9.8 --- Pigna
10.0 --- Pietrabruna
10.9 --- Apricale
11.0 --- Perinaldo
11.0 --- Pompeiana
11.2 --- San Remo
11.7 --- Terzorio
11.9 --- Riva Ligure
12.3 --- Prela
12.4 --- Isolabona

Quality location estimate: Erh: 0.6 km, Erz: 0.4 km, Nf: 54, Gap: 82 °, Rms: 0.28


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.
BRDIT2026-01-07 17:23:05.7770.02000.011.422026-01-07 17:23:06.9460.0400-0.151.437.3
BIGNGU2026-01-07 17:23:05.8000.0040-0.171.402026-01-07 17:23:06.9430.0240-0.510.998.6
IMIGU2026-01-07 17:23:06.1100.0050-0.131.422026-01-07 17:23:07.5890.0400-0.361.0410.1
SNRMIT2026-01-07 17:23:05.8920.0200-0.540.922026-01-07 17:23:07.2100.0400-1.030.1011.6
MLIGIV2026-01-07 17:23:06.8320.0200-0.261.212026-01-07 17:23:08.9520.0400-0.510.9811.8
MGROGU2026-01-07 17:23:07.5200.00800.041.322026-01-07 17:23:09.9440.0431-0.211.3514.9
PVTIT2026-01-07 17:23:07.8580.0200-0.041.452026-01-07 17:23:10.4240.0400-0.530.9317.9
SAOFFR2026-01-07 17:23:08.5200.01000.041.332026-01-07 17:23:11.6300.0611-0.211.3520.4
DNSPIT2026-01-07 17:23:08.4100.0200-0.031.462026-01-07 17:23:11.4600.0400-0.281.2323.3
BURYGU2026-01-07 17:23:08.3000.0120-0.451.012026-01-07 17:23:11.5090.0722-0.650.5524.2
ROROGU2026-01-07 17:23:10.1700.01600.091.032026-01-07 17:23:14.1000.0952-0.421.0731.3
TURFFR2026-01-07 17:23:10.7100.03610.011.372026-01-07 17:23:15.1800.0962-0.391.1132.3
ESCAFR2026-01-07 17:23:11.0500.01700.071.142026-01-07 17:23:15.8960.1163-0.161.3434.6
GBOSGU2026-01-07 17:23:11.1600.01900.081.082026-01-07 17:23:15.7660.1002-0.291.2536.4
ENRGU2026-01-07 17:23:12.4300.0231-0.061.462026-01-07 17:23:18.1240.1002-0.271.2545.4
MVIFFR2026-01-07 17:23:13.8300.0261-0.141.432026-01-07 17:23:20.5300.1524-0.720.5150.8
STVGU2026-01-07 17:23:13.4900.0261-0.031.402026-01-07 17:23:19.6480.3057-0.430.9151.7
QLNOIV2026-01-07 17:23:15.2200.0321-0.570.802026-01-07 17:23:23.1500.4118-1.090.2863.6
VINDIV2026-01-07 17:23:15.6830.0200-0.201.362026-01-07 17:23:23.6550.0400-0.321.1865.2
ISOFR2026-01-07 17:23:16.2980.02000.200.512026-01-07 17:23:24.0350.0400-0.460.9765.8
EILFFR2026-01-07 17:23:16.3480.0200-0.081.402026-01-07 17:23:23.3200.0400-1.970.0166.9
PZZGU2026-01-07 17:23:19.0500.3079-0.251.022026-01-07 17:23:28.9530.3437-0.990.3384.4
PCPGU2026-01-07 17:23:20.4300.04620.740.072026-01-07 17:23:31.6240.04000.670.1292.0
SURFFR2026-01-07 17:23:21.5900.0502-0.251.272026-01-07 17:23:33.7700.3247-0.420.8299.5
BHBGU2026-01-07 17:23:22.4200.0552-0.171.292026-01-07 17:23:35.1850.5969-0.310.65109.9
OGDIFR2026-01-07 17:23:27.0840.02000.290.472026-01-07 17:23:43.5720.04000.500.34126.4
RSPGU2026-01-07 17:23:27.0800.0723-0.291.152026-01-07 17:23:43.7100.0400-0.550.75142.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
BRD ITHN1.142.21e+07.3245
BIGN GUEH1.513.85e+08.6214
SNRM ITHN1.221.15e+011.6179
MGRO GUHH1.166.53e-114.98
PVT ITHN1.428.52e-117.940
DNSP ITHN1.032.15e-123.388
BURY GUHH0.831.26e-124.2230
RORO GUHH0.949.99e-231.346
TURF FRHH0.991.06e-132.3281
ESCA FRHH0.795.90e-234.6253
GBOS GUHH1.672.08e-136.47
ENR GUHH1.401.92e-145.4320
STV GUHH1.315.87e-251.7315
QLNO IVHH1.002.77e-263.645
ISO FRHH0.851.84e-265.8297
PZZ GUHH1.083.01e-284.4321
PCP GUHH1.302.66e-292.041
BHB GUHH1.361.65e-2109.9338
RSP GUHH1.135.88e-3142.7343


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.
(°)
BRD ITHNZ1.4268e-41.2743e-57.3127e-63.0441e-61.1929e-62.9823e-43.0940e-51.6622e-62.4981e-77.3245
BRD ITHNN1.4412e-42.5565e-51.5706e-57.6967e-64.0799e-63.3569e-48.7224e-55.9314e-68.4546e-77.3245
BRD ITHNE2.0048e-43.2037e-51.7433e-56.9945e-63.2363e-62.3642e-41.0118e-44.7915e-68.3611e-77.3245
BIGN GUEHZ4.9077e-45.2224e-57.9666e-62.7069e-61.7950e-64.5980e-43.8460e-53.8831e-69.4699e-78.6214
BIGN GUEHN7.5010e-47.9411e-51.9580e-57.7194e-64.7286e-61.0954e-31.0069e-48.8885e-61.7834e-68.6214
BIGN GUEHE5.9039e-44.8703e-51.3706e-54.4465e-62.8405e-68.9445e-46.9537e-55.3153e-61.0527e-68.6214
IMI GUHHZ1.4908e-41.4475e-52.4490e-61.0837e-65.1355e-75.5359e-51.8141e-57.1865e-71.0317e-710.197
IMI GUHHN1.5136e-41.8758e-54.2586e-61.8851e-68.0888e-71.5350e-41.9029e-51.0899e-61.9394e-710.197
IMI GUHHE8.9559e-51.0324e-53.1820e-61.0019e-66.3502e-71.1751e-41.3135e-51.0553e-61.6603e-710.197
SNRM ITHNZ8.0485e-59.0715e-65.7294e-61.5271e-68.9166e-71.4610e-41.8875e-51.3199e-62.4970e-711.6179
SNRM ITHNN8.2939e-51.0801e-57.0509e-62.0105e-69.3390e-71.6132e-43.1016e-51.4975e-62.6601e-711.6179
SNRM ITHNE1.1839e-42.3476e-58.7150e-63.4521e-61.8317e-63.3604e-44.1480e-53.0429e-65.8674e-711.6179
MGRO GUHHZ1.7160e-53.8118e-62.7076e-66.8157e-73.9071e-73.8314e-51.9084e-55.9567e-79.6978e-814.98
MGRO GUHHN3.5368e-55.1314e-62.5975e-61.0251e-65.3666e-77.1383e-51.7895e-58.5913e-71.4883e-714.98
MGRO GUHHE4.6171e-58.1626e-64.8252e-61.6259e-61.0256e-69.0361e-52.2266e-51.6168e-62.5631e-714.98
PVT ITHNZ6.2137e-57.4231e-61.5080e-65.5672e-73.0906e-71.1738e-48.6928e-66.0804e-71.5358e-717.940
PVT ITHNN1.5357e-41.4147e-51.7108e-66.7664e-74.3335e-78.9585e-57.4155e-61.1011e-62.9049e-717.940
PVT ITHNE2.7819e-42.9558e-54.2552e-61.5117e-61.0120e-62.8597e-41.5992e-52.4014e-66.5002e-717.940
SAOF FRHHZ1.2401e-51.7682e-67.6982e-73.3682e-71.5732e-72.1735e-53.4674e-62.1636e-73.6296e-820.4292
SAOF FRHHN1.8721e-51.6002e-66.6322e-72.8172e-71.4866e-73.8496e-53.8140e-62.1606e-73.6491e-820.4292
SAOF FRHHE1.8160e-52.2381e-61.1487e-65.8522e-72.9527e-73.3669e-54.3358e-63.7826e-75.2922e-820.4292
DNSP ITHNZ3.7411e-54.2943e-61.0662e-64.8057e-72.3096e-72.5551e-55.9198e-62.8158e-73.9945e-823.388
DNSP ITHNN1.4087e-53.1622e-61.7519e-66.9132e-73.2625e-73.4490e-58.4051e-64.3063e-77.5763e-823.388
DNSP ITHNE2.2608e-53.3334e-61.6903e-65.7192e-73.7747e-74.5816e-57.0376e-65.9868e-77.5499e-823.388
BURY GUHHZ1.1952e-52.0331e-69.0195e-74.0100e-71.4138e-72.8716e-55.5005e-61.8910e-74.8599e-824.2230
BURY GUHHN2.1267e-52.9134e-61.1103e-63.1596e-71.7834e-74.9418e-54.9995e-63.1538e-75.4165e-824.2230
BURY GUHHE2.3989e-53.0939e-69.4169e-72.6652e-71.4327e-73.3113e-53.8433e-62.7294e-76.3391e-824.2230
RORO GUHHZ1.3275e-51.4278e-67.2838e-72.0537e-71.2486e-73.1937e-53.5694e-62.0945e-73.8403e-831.346
RORO GUHHN2.2695e-52.8037e-67.5347e-72.1914e-71.4679e-73.3881e-52.4837e-62.7280e-75.8784e-831.346
RORO GUHHE1.7984e-52.1420e-66.5902e-71.9353e-71.0200e-73.0251e-51.9400e-61.8959e-74.2080e-831.346
TURF FRHHZ6.7346e-68.3160e-74.1921e-71.6171e-77.2302e-88.3717e-62.5485e-61.1518e-71.8773e-832.3281
TURF FRHHN1.3692e-51.9729e-69.6994e-73.5684e-71.8716e-73.0575e-55.5929e-62.2660e-73.7288e-832.3281
TURF FRHHE1.0044e-51.5847e-68.1690e-72.7793e-71.1194e-72.2356e-53.1411e-61.6728e-73.4617e-832.3281
ESCA FRHHZ5.2780e-66.2940e-74.2752e-72.6456e-71.1443e-77.1155e-61.6483e-61.4677e-71.7468e-834.6253
ESCA FRHHN6.5583e-68.9440e-74.8913e-72.9072e-71.3882e-71.2765e-52.5350e-61.7273e-72.2246e-834.6253
ESCA FRHHE4.3977e-66.3553e-74.5902e-71.5307e-77.5106e-81.3606e-52.0424e-68.3496e-81.5710e-834.6253
GBOS GUHHZ1.6165e-52.6925e-61.0321e-63.7332e-71.9136e-73.3988e-53.1973e-63.2183e-76.0800e-836.47
GBOS GUHHN1.4318e-51.4682e-67.2999e-72.4589e-71.1544e-72.4526e-52.1168e-61.8090e-73.4780e-836.47
GBOS GUHHE2.0911e-52.4891e-61.5995e-67.6644e-74.4698e-75.0879e-55.9638e-65.8456e-78.6451e-836.47
ENR GUHHZ2.4704e-52.8139e-61.0027e-62.5493e-71.2087e-72.5851e-54.4514e-62.0350e-74.9080e-845.4320
ENR GUHHN5.7256e-55.3604e-61.4524e-63.3901e-72.0207e-76.1693e-54.5730e-64.0492e-71.0756e-745.4320
ENR GUHHE8.7640e-57.1550e-61.0910e-63.0357e-71.5200e-76.0605e-53.9773e-64.4185e-71.3092e-745.4320
STV GUHHZ9.7995e-61.0942e-65.2168e-71.4471e-77.1698e-82.2168e-52.1967e-61.3186e-72.4023e-851.7315
STV GUHHN1.1068e-51.2910e-65.8158e-71.5039e-76.6932e-81.7632e-52.5525e-61.2266e-72.6071e-851.7315
STV GUHHE1.2677e-51.2896e-65.1450e-71.3421e-76.8110e-82.3667e-52.6722e-61.0494e-72.4649e-851.7315
QLNO IVHHZ2.0156e-62.8898e-71.4779e-75.7939e-82.6432e-84.2008e-66.9465e-73.4319e-85.8572e-963.645
QLNO IVHHN3.7155e-64.2539e-72.4965e-78.9586e-87.7566e-88.4474e-61.3176e-61.4159e-71.5513e-863.645
QLNO IVHHE3.8598e-63.7272e-72.1754e-78.6914e-84.3805e-84.6011e-68.9144e-77.7640e-88.4170e-963.645
ISO FRHHZ1.3714e-61.6630e-78.6640e-83.1064e-81.9573e-82.3354e-65.7347e-72.5320e-84.0985e-965.8297
ISO FRHHN2.1309e-62.3897e-71.5050e-76.7613e-82.8864e-84.0812e-66.7432e-74.5920e-87.5219e-965.8297
ISO FRHHE2.0236e-62.1402e-77.5761e-82.8060e-81.3444e-82.6671e-63.1193e-72.0798e-84.6662e-965.8297
EILF FRHHZ2.0506e-52.1000e-64.4630e-71.4241e-78.7327e-81.5311e-52.5948e-61.9979e-73.4792e-866.9232
EILF FRHHN2.3315e-52.9627e-61.2541e-63.5796e-71.8999e-73.4396e-56.3402e-63.1711e-76.0740e-866.9232
EILF FRHHE2.5002e-52.7540e-67.3528e-72.8826e-71.2926e-73.3118e-53.3006e-62.0698e-74.5852e-866.9232
PZZ GUHHZ3.3077e-65.2500e-72.9901e-77.0476e-83.9387e-86.8294e-61.4677e-66.0434e-81.1776e-884.4321
PZZ GUHHN2.9141e-64.8163e-72.7282e-79.3694e-84.5741e-86.8727e-61.4310e-66.5426e-89.3553e-984.4321
PZZ GUHHE2.7734e-64.5098e-73.4582e-79.7943e-84.8526e-87.6395e-61.8369e-67.9098e-81.2117e-884.4321
PCP GUHHZ2.4318e-63.4625e-71.7533e-77.5652e-83.5891e-83.2070e-69.6193e-74.3285e-87.2666e-992.041
PCP GUHHN1.3667e-62.3532e-72.1335e-79.9812e-83.9421e-82.9219e-61.5117e-65.7546e-87.0344e-992.041
PCP GUHHE1.6145e-63.0093e-72.3365e-71.0349e-74.2921e-83.9069e-61.1061e-66.4519e-88.1885e-992.041
BHB GUHHZ4.2625e-64.5769e-71.1751e-73.3816e-82.0352e-87.9823e-63.5512e-73.9159e-89.0037e-9109.9338
BHB GUHHN1.8518e-62.3862e-71.2324e-73.7748e-81.7919e-84.6312e-64.2454e-73.2441e-85.0912e-9109.9338
BHB GUHHE1.6943e-62.9837e-71.4438e-74.3228e-82.3762e-85.7310e-66.1484e-73.4644e-86.3679e-9109.9338
RSP GUHHZ4.0040e-74.8428e-82.7741e-81.6763e-89.7956e-98.4026e-71.3653e-71.2846e-81.2921e-9142.7343
RSP GUHHN3.1212e-76.0243e-84.2047e-82.2339e-81.0586e-81.1910e-61.4878e-71.0994e-81.8698e-9142.7343
RSP GUHHE3.1688e-76.0933e-84.7629e-82.0746e-81.1141e-81.1178e-61.7964e-71.4081e-81.7399e-9142.7343
*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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