MANUAL Location - Area: Val di Taro , magnitude (ML): 1.8
2026-04-22 15:26:52 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-04-22 17:09:19

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Earthquake info - Manual location
Event - ID :260422152627
Magnitude (ML) :1.8 +/- 0.2
Origin Time :2026-04-22 15:26:52.482 (UTC)
Location : Latitude: 44.514 N, Longitude: 9.625 E
Area :Val di Taro
Depth (km) :5.63
Distances (km) : 1.1 --- Bedonia
3.1 --- Tornolo
3.4 --- Compiano
9.4 --- Albareto
11.6 --- Borgo Val di Taro
14.4 --- Santo Stefano d Aveto
15.3 --- Varese Ligure
15.5 --- Bardi
17.8 --- Ferriere
19.0 --- Rezzoaglio
20.8 --- Maissana
21.0 --- Zeri
21.3 --- Valmozzola
21.4 --- Borzonasca
22.7 --- Farini
24.0 --- Morfasso
24.2 --- Varsi
24.4 --- Mezzanego
24.7 --- Sesta Godano
25.4 --- Pontremoli

Quality location estimate: Erh: 1.4 km, Erz: 1.7 km, Nf: 44, Gap: 148 °, Rms: 0.29


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.
BVTIT2026-04-22 15:26:55.3620.02000.021.952026-04-22 15:26:57.3460.0400-0.101.5511.5
VRLIT2026-04-22 15:26:55.5550.02000.071.702026-04-22 15:26:57.6790.0400-0.041.9015.0
MSSAIV2026-04-22 15:26:56.8400.0110-0.410.652026-04-22 15:27:00.1800.0691-0.730.2824.5
GORRGU2026-04-22 15:26:58.0500.0150-0.041.912026-04-22 15:27:02.0400.0892-0.490.6329.0
CARIT2026-04-22 15:26:58.0980.02000.011.952026-04-22 15:27:02.3580.04000.081.5930.3
GRAMGU2026-04-22 15:26:59.6100.02410.460.472026-04-22 15:27:04.9090.04001.090.4035.5
BGNIT2026-04-22 15:26:59.3310.0200-0.071.722026-04-22 15:27:04.4730.04000.171.2236.5
TGLIT2026-04-22 15:26:59.4620.02000.051.782026-04-22 15:27:04.1130.0400-0.560.5537.1
AULIT2026-04-22 15:27:00.7250.02000.380.602026-04-22 15:27:06.9360.04000.900.3744.1
FIVIGU2026-04-22 15:27:01.7760.02000.220.942026-04-22 15:27:08.9970.04001.010.4050.6
RNCAGU2026-04-22 15:27:02.9160.02001.050.422026-04-22 15:27:08.8970.04000.251.0254.0
PLMAIV2026-04-22 15:27:02.2000.0271-0.121.432026-04-22 15:27:09.4290.1303-0.320.9655.0
RNSIT2026-04-22 15:27:03.8120.02001.270.182026-04-22 15:27:09.9030.0400-0.181.2355.7
EQUIGU2026-04-22 15:27:02.7700.0432-0.041.702026-04-22 15:27:10.5340.10020.300.9257.4
SARMGU2026-04-22 15:27:05.4200.0361-0.081.532026-04-22 15:27:15.0000.22060.041.1672.0
VLCMN2026-04-22 15:27:04.7690.0200-0.520.602026-04-22 15:27:14.5620.1604-0.031.2472.5
GSCLGU2026-04-22 15:27:07.4200.04020.231.042026-04-22 15:27:18.7440.25770.600.6178.8
CMEIT2026-04-22 15:27:06.6400.0200-0.340.822026-04-22 15:27:17.2970.0400-0.580.5682.5
PCPGU2026-04-22 15:27:07.9400.04221.020.402026-04-22 15:27:17.8080.04000.600.5085.9
MAIMGU2026-04-22 15:27:09.1640.02000.031.502026-04-22 15:27:20.8500.3547-0.760.4696.2
POPMGU2026-04-22 15:27:11.4100.05320.720.362026-04-22 15:27:24.1440.0400-0.011.16104.2
PIIIV2026-04-22 15:27:11.9600.0572-0.151.272026-04-22 15:27:26.0400.3417-0.840.39113.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
BVT ITHN1.986.84e+011.579
VRL ITHN1.974.17e+015.0177
MSSA IVHH1.465.26e-124.5201
GORR GUHH1.808.39e-129.0292
CAR ITHN1.991.20e+030.3181
BGN ITHG1.764.92e-136.5126
TGL ITHN1.795.09e-137.1274
AUL ITHN1.914.77e-144.1141
FIVI GUHN1.964.08e-150.6127
RNCA GUHH1.832.63e-154.0265
PLMA IVHH1.902.92e-155.0161
RNS ITHN1.752.06e-155.7280
EQUI GUHH1.388.18e-257.4133
SARM GUEH1.711.31e-172.0120
VLC MNHH1.484.48e-272.5123
GSCL GUHH1.801.10e-178.8103
CME ITHN2.242.75e-182.5139
PCP GUHH1.616.31e-285.9272
MAIM GUHH1.826.49e-296.2134
POPM GUHH1.981.75e-1104.2120
PII IVHH1.885.61e-2113.7140


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 ITHNZ4.8466e-43.6240e-51.2140e-57.8454e-64.3611e-62.6216e-47.0385e-55.7080e-64.4195e-711.579
BVT ITHNN2.8986e-47.9827e-54.8790e-51.7868e-59.4069e-66.8620e-42.8301e-41.3705e-52.1449e-611.579
BVT ITHNE2.5225e-46.7271e-54.0800e-51.3914e-58.1862e-66.8798e-42.2157e-41.0341e-51.8092e-611.579
VRL ITHNZ2.3538e-42.9188e-51.2792e-55.8534e-62.3753e-65.5893e-45.6105e-53.3805e-66.5979e-715.0177
VRL ITHNN3.4983e-43.9679e-52.0575e-58.2775e-63.7194e-66.3723e-41.4224e-45.4279e-68.6623e-715.0177
VRL ITHNE5.4959e-46.8737e-53.3944e-51.1774e-56.7641e-61.7196e-31.8585e-41.0752e-51.8250e-615.0177
MSSA IVHHZ2.4944e-54.1466e-62.4248e-69.0428e-74.9052e-77.0448e-51.4527e-56.2620e-79.5643e-824.5201
MSSA IVHHN2.7139e-57.5017e-64.5836e-61.6139e-68.8746e-78.1233e-52.6533e-51.2431e-61.9825e-724.5201
MSSA IVHHE2.7263e-56.4148e-63.9727e-61.2055e-66.0769e-79.2485e-52.1265e-58.5950e-71.3118e-724.5201
GORR GUHHZ3.2246e-55.7463e-64.8088e-61.3472e-66.0874e-78.4372e-52.4128e-58.7693e-71.3198e-729.0292
GORR GUHHN4.0538e-59.7898e-67.3684e-62.9368e-61.4065e-61.1954e-44.7377e-51.8653e-62.6523e-729.0292
GORR GUHHE4.8560e-51.0011e-58.6108e-62.4324e-61.0267e-61.7654e-44.1139e-51.6539e-62.7033e-729.0292
CAR ITHNZ6.5557e-51.3450e-57.9766e-62.6328e-61.1848e-62.9488e-43.4404e-51.7437e-63.1055e-730.3181
CAR ITHNN1.0615e-41.5769e-57.9724e-62.3785e-61.0029e-63.6101e-43.7865e-51.5640e-63.4834e-730.3181
CAR ITHNE1.9470e-42.8439e-51.0674e-52.5487e-61.3860e-64.9586e-43.1462e-52.5628e-65.8313e-730.3181
BGN ITHGZ1.8474e-52.9481e-61.5944e-67.6262e-72.8458e-77.0593e-55.3464e-63.8723e-76.5695e-836.5126
BGN ITHGN4.0784e-57.1421e-64.4522e-61.3049e-65.4391e-71.3807e-42.0937e-59.2256e-71.8214e-736.5126
BGN ITHGE3.5246e-57.1168e-63.9320e-61.6145e-69.2182e-79.8250e-52.1644e-51.3538e-61.7908e-736.5126
TGL ITHNZ2.5529e-53.3278e-62.3359e-67.5228e-73.4356e-75.7580e-59.4838e-64.7891e-78.0905e-837.1274
TGL ITHNN2.2359e-54.5626e-63.8909e-61.2647e-67.1637e-75.5529e-52.1065e-59.6300e-71.4037e-737.1274
TGL ITHNE3.5875e-56.6300e-65.3581e-61.5058e-66.3327e-79.0121e-53.1425e-59.5287e-71.5139e-737.1274
AUL ITHNZ9.3524e-62.1493e-61.5430e-68.4227e-73.6059e-72.3419e-57.8109e-64.5553e-76.1223e-844.1141
AUL ITHNN1.6012e-54.4027e-64.3931e-61.7590e-67.9915e-72.7335e-53.0534e-51.1735e-61.4126e-744.1141
AUL ITHNE1.7520e-54.5095e-64.6176e-61.9057e-66.9087e-73.3112e-52.7108e-58.6343e-71.2941e-744.1141
FIVI GUHNZ1.7270e-52.8878e-62.0066e-67.7373e-73.1319e-75.9233e-59.9323e-65.0443e-76.9626e-850.6127
FIVI GUHNN1.9804e-54.3741e-63.6346e-61.0995e-65.3363e-73.4833e-52.1369e-58.3831e-71.4054e-750.6127
FIVI GUHNE1.5157e-53.1507e-63.4126e-61.6888e-65.3750e-75.7441e-51.6491e-57.1782e-79.8571e-850.6127
RNCA GUHHZ1.3747e-51.8658e-61.0548e-63.3253e-71.5470e-73.2273e-55.3237e-62.3467e-74.5231e-854.0265
RNCA GUHHN1.0896e-52.2877e-61.8032e-67.7029e-73.0281e-73.1132e-51.1059e-53.9542e-75.6976e-854.0265
RNCA GUHHE2.1555e-53.7659e-62.3264e-66.6186e-73.6833e-75.6028e-58.7267e-65.5146e-79.6136e-854.0265
PLMA IVHHZ1.3617e-52.7996e-61.8668e-67.4879e-73.4746e-72.3065e-59.0770e-64.7334e-76.3125e-855.0161
PLMA IVHHN1.8192e-53.5932e-62.5841e-67.4618e-73.7812e-73.8303e-51.0344e-55.9842e-79.8432e-855.0161
PLMA IVHHE1.9123e-53.1407e-62.2449e-66.8572e-73.0023e-74.6545e-51.0345e-53.7968e-77.5348e-855.0161
RNS ITHNZ8.4919e-61.6516e-61.3950e-66.1458e-72.9898e-72.1666e-57.6288e-64.4814e-74.9204e-855.7280
RNS ITHNN8.7197e-61.8565e-61.5164e-66.6656e-73.0574e-72.6789e-56.1940e-64.5722e-75.2563e-855.7280
RNS ITHNE9.0534e-62.4153e-61.9762e-68.2115e-74.5243e-72.8848e-51.0565e-56.0710e-76.3688e-855.7280
EQUI GUHHZ3.6642e-67.3779e-76.5128e-73.4566e-71.2862e-78.1343e-63.3411e-61.5096e-72.0541e-857.4133
EQUI GUHHN7.0201e-61.0338e-67.3045e-74.1289e-71.7417e-71.9723e-53.3344e-61.8337e-72.6738e-857.4133
EQUI GUHHE5.7582e-69.7759e-75.9618e-72.2540e-71.0168e-71.4074e-53.5894e-61.3443e-72.2463e-857.4133
SARM GUEHZ2.2779e-66.3052e-74.9771e-72.0900e-78.1802e-85.9768e-62.6747e-61.0597e-71.4119e-872.0120
SARM GUEHN3.9243e-61.1994e-61.0429e-66.0157e-72.0292e-77.1205e-64.8570e-62.9673e-73.8058e-872.0120
SARM GUEHE3.5475e-61.0134e-69.3796e-73.9466e-71.3383e-78.4212e-64.7235e-61.8063e-72.3211e-872.0120
VLC MNHHZ2.0994e-63.7042e-73.0120e-71.2691e-76.0712e-81.0263e-51.6587e-67.0699e-81.0488e-872.5123
VLC MNHHN2.7430e-65.4211e-73.9621e-71.8710e-78.7030e-88.8426e-61.7152e-61.0601e-71.4280e-872.5123
VLC MNHHE2.7350e-65.2026e-73.1786e-71.6686e-71.0309e-71.1422e-51.4284e-61.0387e-71.2767e-872.5123
GSCL GUHHZ1.5418e-63.1101e-73.3524e-71.7227e-76.9524e-82.8664e-61.8791e-68.6497e-88.5640e-978.8103
GSCL GUHHN2.7282e-68.7768e-78.4039e-75.3954e-72.2765e-75.9574e-65.8711e-62.6665e-72.7113e-878.8103
GSCL GUHHE3.1147e-61.0791e-61.0030e-64.9071e-71.8831e-74.9891e-66.0036e-62.4805e-73.2130e-878.8103
CME ITHNZ8.4087e-61.6190e-61.2340e-64.9248e-72.3691e-72.6684e-56.0544e-62.5494e-73.7016e-882.5139
CME ITHNN1.6001e-53.4176e-62.8013e-61.0023e-65.3023e-73.2846e-51.7523e-56.8121e-79.5758e-882.5139
CME ITHNE1.0263e-52.2337e-62.0628e-66.4522e-72.9133e-74.0075e-51.5870e-54.1863e-75.8955e-882.5139
PCP GUHHZ2.3124e-65.7046e-75.4357e-73.2241e-71.0347e-71.0990e-52.8691e-61.2752e-71.6373e-885.9272
PCP GUHHN3.2156e-67.3909e-76.0562e-72.2825e-71.1255e-71.2321e-55.5321e-61.5042e-72.3303e-885.9272
PCP GUHHE3.5244e-68.1409e-75.7744e-72.2512e-78.2556e-88.7392e-63.6762e-61.3062e-72.2466e-885.9272
MAIM GUHHZ2.0718e-64.7671e-73.8105e-71.5982e-77.8598e-85.9947e-61.9866e-68.5337e-81.2145e-896.2134
MAIM GUHHN2.8242e-66.7598e-76.6058e-73.1643e-71.3013e-71.1054e-53.3460e-61.4888e-72.0365e-896.2134
MAIM GUHHE2.7506e-65.7332e-75.2803e-72.9377e-71.3218e-71.0224e-53.6180e-61.5182e-71.7706e-896.2134
POPM GUHHZ4.8257e-61.0245e-69.4048e-73.9921e-71.5464e-71.4537e-55.7972e-62.3290e-73.0418e-8104.2120
POPM GUHHN5.9836e-61.4723e-61.2497e-64.3638e-71.8534e-71.7496e-56.2394e-62.2859e-73.3928e-8104.2120
POPM GUHHE6.2501e-61.7882e-61.5614e-65.6653e-72.4825e-71.7148e-51.0053e-53.6855e-74.5525e-8104.2120
PII IVHHZ2.4579e-66.3688e-75.7137e-71.7675e-78.3597e-85.6354e-62.2164e-61.3230e-71.7052e-8113.7140
PII IVHHN2.0848e-66.0969e-75.8762e-71.9126e-78.1664e-87.1668e-63.9950e-61.0512e-71.4269e-8113.7140
PII IVHHE2.6730e-65.9876e-75.0161e-71.7654e-77.2639e-89.7206e-62.7665e-69.8268e-81.5423e-8113.7140
*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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