MANUAL Location - Area: Val di Taro , magnitude (ML): 1.5
2026-09-28 06:28:35 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-09-28 10:30:31

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Earthquake info - Manual location
Event - ID :260928062728
Magnitude (ML) :1.5 +/- 0.2
Origin Time :2026-09-28 06:28:35.447 (UTC)
Location : Latitude: 44.501 N, Longitude: 9.895 E
Area :Val di Taro
Depth (km) :15.15
Distances (km) : 7.5 --- Berceto
7.8 --- Valmozzola
10.2 --- Borgo Val di Taro
13.7 --- Pontremoli
14.3 --- Solignano
15.5 --- Corniglio
16.4 --- Albareto
18.5 --- Compiano
18.5 --- Varsi
19.1 --- Filattiera
19.5 --- Zeri
19.5 --- Bardi
19.7 --- Terenzo
20.4 --- Mulazzo
20.6 --- Monchio delle Corti
21.1 --- Bedonia
21.2 --- Calestano
21.5 --- Tornolo
21.9 --- Bagnone
22.8 --- Varano de Melegari

Quality location estimate: Erh: 0.9 km, Erz: 0.9 km, Nf: 28, Gap: 150 °, Rms: 0.17


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.
BVTIT2026-09-28 06:28:39.3270.02000.001.972026-09-28 06:28:42.1090.0400-0.021.7520.3
GRAMGU2026-09-28 06:28:39.2900.01000.001.992026-09-28 06:28:42.0600.06210.041.5821.0
BGNIT2026-09-28 06:28:40.2600.02000.011.962026-09-28 06:28:43.6080.0400-0.081.4226.3
VRLIT2026-09-28 06:28:40.7170.0200-0.011.942026-09-28 06:28:44.5570.0400-0.011.6128.8
AULIT2026-09-28 06:28:41.9770.02000.071.492026-09-28 06:28:46.5830.04000.021.4936.5
NEVIIV2026-09-28 06:28:42.9590.0200-0.011.772026-09-28 06:28:49.0630.04000.380.3437.9
CARIT2026-09-28 06:28:42.6370.02000.220.472026-09-28 06:28:47.8460.04000.300.4739.0
MSSAIV2026-09-28 06:28:42.3600.0190-0.310.642026-09-28 06:28:47.6200.1143-0.440.6439.8
EQUIGU2026-09-28 06:28:43.3800.0221-0.230.712026-09-28 06:28:48.6840.4639-0.810.3745.3
GORRGU2026-09-28 06:28:44.6900.0251-0.061.512026-09-28 06:28:51.1600.1544-0.750.2851.6
SARMGU2026-09-28 06:28:45.0300.0371-0.470.592026-09-28 06:28:52.5900.1655-0.440.6855.9
VLCMN2026-09-28 06:28:44.8730.0200-0.530.512026-09-28 06:28:52.4220.0400-0.360.7556.7
CMEIT2026-09-28 06:28:47.4850.0200-0.400.662026-09-28 06:28:55.6760.0400-1.270.0470.6
RNCAGU2026-09-28 06:28:48.9400.03810.460.242026-09-28 06:28:58.2750.23260.750.1576.5


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
BVT ITHN1.621.07e+020.3285
GRAM GUHH1.651.99e+021.095
BGN ITHG1.484.79e-126.3159
VRL ITHN1.373.11e-128.8240
AUL ITHN1.653.78e-136.5169
NEVI IVHN1.171.18e-137.975
CAR ITHN1.391.86e-139.0218
MSSA IVHH1.291.41e-139.8236
GORR GUHH1.328.96e-251.6284
SARM GUEH1.401.10e-155.9131
CME ITHN1.831.50e-170.6152
RNCA GUHH1.881.41e-176.5268


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.
(°)
BVT ITHNZ3.4312e-56.1525e-64.2050e-61.9611e-67.6054e-75.7387e-51.8400e-51.0631e-61.7820e-720.3285
BVT ITHNN9.4325e-51.7093e-58.1497e-62.8557e-61.3981e-63.2472e-43.8856e-51.9131e-64.1707e-720.3285
BVT ITHNE6.8941e-51.0873e-58.9804e-63.7301e-61.7540e-62.5073e-43.7074e-52.3361e-63.5340e-720.3285
GRAM GUHHZ6.8495e-51.0095e-55.5408e-62.0687e-61.0967e-61.2613e-42.6097e-51.4963e-62.2786e-721.095
GRAM GUHHN1.7356e-43.1094e-51.6724e-54.7867e-62.3445e-63.6815e-41.0372e-43.6666e-66.9804e-721.095
GRAM GUHHE1.4877e-43.0548e-51.6944e-55.9967e-63.1106e-63.6740e-48.7808e-54.7230e-67.8472e-721.095
BGN ITHGZ3.2672e-54.4144e-61.7292e-66.3844e-72.8021e-71.6981e-45.9463e-64.9621e-71.0667e-726.3159
BGN ITHGN7.7628e-51.0481e-53.5956e-61.0399e-66.8269e-72.3258e-41.1054e-51.3841e-62.6211e-726.3159
BGN ITHGE4.0213e-56.2006e-62.9356e-69.4668e-74.1278e-71.0888e-41.0641e-56.3970e-71.2774e-726.3159
VRL ITHNZ9.9547e-61.4993e-61.0298e-63.5766e-71.8960e-73.2534e-55.6567e-62.6759e-74.0687e-828.8240
VRL ITHNN3.8033e-56.1378e-62.7531e-67.4395e-73.7163e-71.5238e-49.8016e-66.3282e-71.5449e-728.8240
VRL ITHNE3.6396e-55.0173e-62.2651e-68.2001e-73.7604e-71.0191e-41.0865e-56.0446e-71.1838e-728.8240
AUL ITHNZ9.7500e-61.5905e-61.4254e-67.6964e-73.4224e-71.6643e-57.4671e-63.7362e-74.6709e-836.5169
AUL ITHNN1.2336e-53.3108e-62.5897e-69.5745e-74.2074e-72.0886e-51.8220e-55.1851e-78.5557e-836.5169
AUL ITHNE2.4111e-53.9026e-64.2584e-61.4925e-65.2957e-72.6783e-52.3324e-57.7438e-71.0251e-736.5169
NEVI IVHNZ5.9077e-66.9814e-75.3227e-73.8827e-71.7581e-71.1912e-53.6158e-61.9644e-71.8755e-837.975
NEVI IVHNN4.1180e-61.1422e-69.4548e-73.7241e-71.8884e-71.1036e-56.6681e-62.7924e-73.0599e-837.975
NEVI IVHNE4.4409e-61.3259e-61.3267e-65.0606e-72.2124e-71.0814e-56.7878e-62.6430e-73.3194e-837.975
CAR ITHNZ9.3699e-55.7099e-61.0569e-65.9537e-72.8345e-72.3111e-54.8815e-63.8874e-71.2394e-739.0218
CAR ITHNN1.1793e-46.5498e-61.5798e-66.2523e-72.5051e-74.6348e-58.9191e-64.3268e-71.3261e-739.0218
CAR ITHNE1.8504e-41.0447e-51.2102e-65.3140e-72.6651e-73.9421e-55.3082e-68.1199e-72.0675e-739.0218
MSSA IVHHZ5.5117e-69.1824e-75.9511e-72.0564e-71.2159e-71.3384e-52.6325e-61.6628e-71.9612e-839.8236
MSSA IVHHN9.1509e-61.9251e-61.3081e-63.6635e-71.6888e-72.9863e-55.4216e-62.6711e-74.6582e-839.8236
MSSA IVHHE8.1232e-61.6236e-61.1442e-63.7452e-71.6653e-72.2239e-55.7871e-62.3995e-74.1341e-839.8236
EQUI GUHHZ2.1373e-64.2688e-72.4626e-78.9694e-84.3403e-85.5162e-61.6417e-66.2641e-89.5719e-945.3151
EQUI GUHHN2.7923e-64.2011e-73.7496e-71.5444e-77.1192e-87.5418e-61.9215e-68.2594e-81.0933e-845.3151
EQUI GUHHE3.6902e-66.7600e-73.4454e-71.2780e-76.6004e-87.5882e-61.4268e-61.0769e-71.3716e-845.3151
GORR GUHHZ2.8419e-66.6870e-75.6107e-71.7283e-76.9881e-88.5050e-63.2083e-61.0848e-71.5893e-851.6284
GORR GUHHN4.0636e-68.9237e-78.1034e-72.8633e-71.6282e-71.7262e-54.5873e-62.1767e-72.5083e-851.6284
GORR GUHHE4.4655e-61.1365e-68.1520e-73.0456e-71.3097e-72.1056e-55.3068e-61.8075e-72.9546e-851.6284
SARM GUEHZ1.5008e-64.2661e-73.7267e-71.3434e-75.0392e-86.0397e-61.9211e-66.9521e-81.0730e-855.9131
SARM GUEHN3.5110e-61.0856e-69.5041e-74.7022e-72.0512e-78.1609e-64.3839e-62.8311e-73.2556e-855.9131
SARM GUEHE2.1602e-66.2757e-75.0529e-72.3363e-71.0265e-75.3409e-64.0631e-61.3967e-71.6660e-855.9131
VLC MNHHZ1.2268e-61.7089e-71.2275e-74.9351e-83.1767e-83.8804e-64.8775e-75.1961e-84.5556e-956.7134
VLC MNHHN2.0065e-62.9458e-71.9125e-77.8140e-84.4081e-87.1124e-61.0421e-65.6501e-86.0500e-956.7134
VLC MNHHE1.4951e-62.7941e-71.7942e-77.9427e-84.1445e-86.0511e-65.7764e-76.2621e-86.9052e-956.7134
CME ITHNZ5.2874e-61.0642e-69.0647e-73.2832e-71.7573e-71.5305e-54.8258e-62.4456e-72.8343e-870.6152
CME ITHNN7.8075e-62.0360e-61.7080e-67.0462e-73.4345e-72.2079e-59.2198e-63.9565e-75.0435e-870.6152
CME ITHNE6.9933e-61.3601e-61.1573e-64.0465e-71.8634e-72.2370e-55.7112e-62.3034e-73.6680e-870.6152
RNCA GUHHZ3.6512e-68.3918e-74.7973e-71.5377e-77.0180e-81.1996e-52.3867e-61.0558e-71.8351e-876.5268
RNCA GUHHN6.0486e-61.4477e-61.0031e-63.1411e-71.4062e-71.3277e-55.8116e-61.9794e-73.6446e-876.5268
RNCA GUHHE8.5950e-62.1491e-61.3234e-63.9458e-71.7826e-72.9571e-57.7923e-62.6649e-74.8637e-876.5268
*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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