MANUAL Location - Area: Mar Ligure , magnitude (ML): 1.2
2026-03-01 22:13:58 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-03-02 08:58:07

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Earthquake info - Manual location
Event - ID :260301221241
Magnitude (ML) :1.2 +/- 0.2
Origin Time :2026-03-01 22:13:58.49 (UTC)
Location : Latitude: 43.830 N, Longitude: 8.527 E
Area :Mar Ligure
Depth (km) :4.98
Distances (km) : 33.5 --- Andora
34.0 --- Laigueglia
34.6 --- Alassio
34.7 --- Cervo
35.1 --- Albenga
35.8 --- San Bartolomeo al Mare
36.7 --- Diano Marina
37.8 --- Ceriale
38.2 --- Villa Faraldi
38.4 --- Diano San Pietro
38.4 --- Diano Castello
38.7 --- Borghetto Santo Spirito
39.0 --- Villanova d Albenga
39.5 --- Loano
40.5 --- Imperia
40.5 --- Finale Ligure
40.6 --- Pietra Ligure
40.9 --- Borgio Verezzi
41.2 --- Diano Arentino
41.3 --- Garlenda

Quality location estimate: Erh: 1.2 km, Erz: 1.6 km, Nf: 39, Gap: 135 °, Rms: 0.24


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.
DNSPIT2026-03-01 22:14:05.8070.02000.021.522026-03-01 22:14:11.3750.04000.351.0738.5
ROROGU2026-03-01 22:14:07.5800.02810.291.212026-03-01 22:14:13.8100.16350.241.2548.6
IMIGU2026-03-01 22:14:07.9100.0341-0.091.402026-03-01 22:14:14.8100.1564-0.081.3151.9
SVAIT2026-03-01 22:14:08.3740.0200-0.091.402026-03-01 22:14:15.7150.04000.041.4553.6
PVTIT2026-03-01 22:14:08.0020.0200-0.410.692026-03-01 22:14:15.7730.04000.111.4453.9
QLNOIV2026-03-01 22:14:08.8600.0321-0.310.902026-03-01 22:14:16.7500.1715-0.111.2557.0
MLIGIV2026-03-01 22:14:10.9380.0200-0.370.802026-03-01 22:14:19.8440.0400-0.800.2169.9
GBOSGU2026-03-01 22:14:11.5520.02000.560.482026-03-01 22:14:20.1870.04000.361.0271.7
PCPGU2026-03-01 22:14:12.1200.0432-0.061.422026-03-01 22:14:21.9300.3417-0.141.0379.3
SAOFFR2026-03-01 22:14:13.1710.02000.331.112026-03-01 22:14:22.8240.0400-0.350.8880.0
TURFFR2026-03-01 22:14:15.0900.05020.111.442026-03-01 22:14:26.2740.5789-0.460.6692.4
MSSAIV2026-03-01 22:14:14.7310.0200-0.121.322026-03-01 22:14:28.1790.04001.680.0396.0
ENRGU2026-03-01 22:14:15.8100.05320.041.452026-03-01 22:14:27.7700.2987-0.190.9899.3
STVGU2026-03-01 22:14:16.9810.0200-0.001.432026-03-01 22:14:29.8500.3207-0.120.99106.6
PLMAIV2026-03-01 22:14:17.7290.02000.480.742026-03-01 22:14:30.6910.04000.141.19109.1
MORSIFR2026-03-01 22:14:16.6100.0552-2.110.002026-03-01 22:14:29.5570.0400-3.730.00118.7
PZZGU2026-03-01 22:14:21.7100.02000.201.282026-03-01 22:14:37.7860.0400-0.460.72135.4
BHBGU2026-03-01 22:14:23.9080.02001.230.002026-03-01 22:14:41.5830.04001.370.07150.3
SURFFR2026-03-01 22:14:24.8400.08140.221.202026-03-01 22:14:43.5650.0400-0.280.89154.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
DNSP ITHN1.028.13e-238.5287
RORO GUHH0.954.32e-248.6311
IMI GUHH0.692.82e-251.9280
SVA ITHG1.328.35e-253.6354
PVT ITHN1.196.05e-253.9296
QLNO IVHH1.114.51e-257.0345
GBOS GUHH1.483.35e-271.7310
PCP GUHH0.961.70e-279.31
TURF FRHH0.961.09e-292.4280
ENR GUHH1.575.21e-299.3297
STV GUHH1.341.26e-2106.6296
PLMA IVHH1.111.01e-2109.177
PZZ GUHH1.341.74e-2135.4304
BHB GUHH1.459.03e-3150.3318


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.
(°)
DNSP ITHNZ7.6361e-69.1367e-74.7768e-72.8140e-71.5654e-71.4217e-51.6374e-62.0149e-72.2453e-838.5287
DNSP ITHNN1.1708e-51.4381e-65.4797e-72.8882e-71.5999e-72.5074e-53.0866e-61.8440e-73.8092e-838.5287
DNSP ITHNE9.0071e-61.4694e-66.8320e-73.3753e-71.8359e-72.3971e-52.2881e-62.3690e-73.2546e-838.5287
RORO GUHHZ5.0131e-68.3250e-73.0969e-79.2503e-84.4223e-81.4979e-51.3333e-66.8626e-81.7335e-848.6311
RORO GUHHN6.5752e-61.0053e-62.5594e-78.6303e-84.4065e-81.2761e-51.1321e-69.0287e-82.1642e-848.6311
RORO GUHHE8.6840e-61.0992e-63.9307e-71.0408e-75.3419e-81.9166e-51.0357e-69.9150e-82.0735e-848.6311
IMI GUHHZ2.0608e-62.8983e-71.5289e-75.3149e-82.4286e-85.1099e-65.3335e-73.0267e-86.2074e-951.9280
IMI GUHHN4.9930e-66.2727e-72.7641e-78.7826e-84.0454e-81.0878e-51.0541e-65.6251e-81.3699e-851.9280
IMI GUHHE2.5467e-63.8698e-71.9906e-76.2243e-82.6083e-85.5310e-68.4900e-73.7662e-89.6992e-951.9280
SVA ITHGZ6.0597e-66.6820e-74.7997e-73.2522e-71.8690e-71.1220e-52.4877e-62.5496e-72.0756e-853.6354
SVA ITHGN7.0674e-69.8878e-76.4215e-73.5912e-71.6467e-71.6321e-52.7166e-62.1619e-72.7535e-853.6354
SVA ITHGE7.1005e-61.0237e-67.0103e-74.0409e-71.5365e-72.3591e-53.9468e-61.9790e-73.0349e-853.6354
PVT ITHNZ7.3637e-66.5421e-74.0787e-73.1529e-71.6835e-71.1008e-51.6835e-61.7672e-71.5740e-853.9296
PVT ITHNN1.3304e-51.2968e-64.7108e-73.4505e-71.6833e-71.5108e-52.3782e-61.9099e-72.5965e-853.9296
PVT ITHNE1.1619e-51.3816e-65.2195e-73.0830e-71.4413e-72.0035e-52.3171e-61.9376e-73.1329e-853.9296
QLNO IVHHZ4.4509e-65.1059e-72.5284e-71.0880e-74.0309e-84.8090e-61.0161e-66.8974e-81.2336e-857.0345
QLNO IVHHN6.1362e-66.4914e-73.6075e-71.4549e-75.3915e-86.8004e-61.8979e-67.3945e-81.2692e-857.0345
QLNO IVHHE6.1952e-67.9779e-73.5304e-71.4331e-76.0751e-81.3054e-51.4592e-61.0082e-72.0216e-857.0345
GBOS GUHHZ3.4681e-65.3425e-72.8116e-78.8200e-84.2410e-81.7912e-51.1065e-66.7634e-81.2030e-871.7310
GBOS GUHHN4.2703e-65.4477e-72.8209e-77.8157e-84.2846e-81.7056e-51.2733e-66.4697e-81.1729e-871.7310
GBOS GUHHE2.7411e-64.4713e-72.3295e-77.7134e-83.7730e-81.1411e-57.8946e-76.1276e-81.0664e-871.7310
PCP GUHHZ9.9285e-71.3647e-71.1083e-74.1853e-81.9750e-82.1204e-66.5002e-72.3969e-83.5869e-979.31
PCP GUHHN1.0240e-61.3688e-79.4178e-84.1047e-81.6756e-83.1741e-64.4045e-72.4910e-83.8330e-979.31
PCP GUHHE1.1100e-62.0804e-71.5191e-75.4250e-82.1384e-84.6983e-65.9801e-73.3025e-84.7349e-979.31
SAOF FRHHZ5.0816e-78.0314e-85.9074e-82.9707e-81.3231e-81.4942e-63.8756e-71.7107e-82.1545e-980.0283
SAOF FRHHN5.9554e-78.8940e-85.3530e-82.1959e-81.1722e-81.8884e-63.4255e-71.3133e-82.2862e-980.0283
SAOF FRHHE5.9911e-79.0820e-86.8460e-83.0433e-81.4690e-81.0966e-62.7608e-71.8611e-82.1963e-980.0283
TURF FRHHZ4.9038e-76.3129e-84.8671e-82.5832e-81.1126e-88.1022e-71.9642e-71.7859e-81.7727e-992.4280
TURF FRHHN7.9384e-71.4887e-78.7874e-83.2643e-81.6629e-82.4625e-63.5819e-72.1888e-83.3001e-992.4280
TURF FRHHE6.5037e-71.2484e-79.5084e-83.5447e-81.6050e-81.9129e-64.5012e-71.9648e-83.4194e-992.4280
MSSA IVHHZ2.2655e-74.7724e-83.1813e-81.5288e-87.4615e-97.5570e-71.8977e-78.2472e-91.1313e-996.055
MSSA IVHHN2.9293e-73.7896e-83.0826e-81.0485e-86.0229e-97.5352e-71.3789e-79.3862e-99.8546e-1096.055
MSSA IVHHE3.1197e-75.1545e-83.4103e-81.7953e-89.4582e-98.5259e-71.4482e-71.3512e-81.1067e-996.055
ENR GUHHZ4.0022e-64.7725e-72.3897e-76.3870e-83.1014e-81.3004e-56.0623e-75.3175e-81.1062e-899.3297
ENR GUHHN1.2023e-51.5467e-63.8104e-71.0987e-76.8777e-82.8055e-51.3975e-61.2625e-72.9841e-899.3297
ENR GUHHE9.0024e-61.0489e-62.9074e-78.5902e-83.9875e-81.6333e-51.1309e-67.7004e-82.2082e-899.3297
STV GUHHZ1.2012e-61.8691e-71.0730e-73.4599e-81.6017e-82.0085e-65.6562e-72.2642e-84.5379e-9106.6296
STV GUHHN1.1826e-61.6858e-71.2550e-73.5350e-81.5061e-83.0721e-66.6424e-72.3890e-84.1799e-9106.6296
STV GUHHE1.7716e-62.3507e-71.1006e-73.1485e-81.4519e-83.5008e-67.0700e-72.2250e-85.1243e-9106.6296
PLMA IVHHZ1.7726e-74.1020e-84.3654e-82.4465e-81.4468e-84.7722e-72.2541e-71.8923e-81.4859e-9109.177
PLMA IVHHN3.2080e-78.3396e-88.3478e-84.3974e-82.2129e-87.5142e-75.6891e-72.4360e-82.4342e-9109.177
PLMA IVHHE2.5578e-77.5298e-86.3185e-82.5707e-81.5612e-86.4633e-74.5199e-71.9770e-82.1116e-9109.177
MORSIFRHHZ5.1298e-75.8718e-82.1426e-81.2184e-88.8485e-91.1431e-69.6778e-81.2893e-81.4066e-9118.7145
MORSIFRHHN5.6611e-75.7274e-82.0192e-81.0303e-89.2183e-98.3558e-79.2157e-81.3153e-81.2885e-9118.7145
MORSIFRHHE5.2963e-76.6920e-82.2258e-89.0520e-97.2558e-91.2782e-68.2318e-81.0562e-81.5052e-9118.7145
PZZ GUHHZ5.5377e-71.5814e-71.4434e-74.3922e-81.8088e-81.8389e-61.0186e-62.5221e-83.6472e-9135.4304
PZZ GUHHN6.5766e-71.6477e-71.5166e-77.1876e-83.0937e-82.2778e-69.2542e-75.5555e-84.4432e-9135.4304
PZZ GUHHE6.2074e-72.0150e-71.5435e-75.3755e-82.1803e-81.7235e-61.2541e-63.2134e-84.4395e-9135.4304
BHB GUHHZ4.6779e-76.5976e-83.0080e-81.6095e-82.5385e-81.1455e-61.8332e-76.2436e-82.2286e-9150.3318
BHB GUHHN3.1156e-78.1595e-85.9619e-83.2511e-81.8754e-88.6118e-75.2947e-73.6718e-82.1736e-9150.3318
BHB GUHHE3.1029e-77.9127e-84.9733e-82.0690e-81.5018e-87.0267e-72.2181e-73.1436e-81.5415e-9150.3318
*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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