MANUAL Location - Area: Frignano , magnitude (ML): 2.0
2026-04-22 00:05:58 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-04-22 09:06:28

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Earthquake info - Manual location
Event - ID :260422000536
Magnitude (ML) :2.0 +/- 0.2
Origin Time :2026-04-22 00:05:58.892 (UTC)
Location : Latitude: 44.418 N, Longitude: 10.637 E
Area :Frignano
Depth (km) :19.70
Distances (km) : 5.2 --- Prignano sulla Secchia
6.9 --- Montefiorino
7.5 --- Toano
9.5 --- Baiso
10.4 --- Carpineti
10.5 --- Polinago
10.5 --- Palagano
12.1 --- Serramazzoni
12.8 --- Castellarano
14.2 --- Lama Mocogno
14.4 --- Frassinoro
14.4 --- Viano
14.7 --- Villa Minozzo
15.0 --- Casina
18.0 --- Sassuolo
18.1 --- Pavullo nel Frignano
18.9 --- Castelnovo ne Monti
19.2 --- Casalgrande
19.5 --- Fiorano Modenese
19.8 --- Montecreto

Quality location estimate: Erh: 0.7 km, Erz: 0.6 km, Nf: 59, Gap: 84 °, Rms: 0.33


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.
GSCLGU2026-04-22 00:06:03.3270.0200-0.011.612026-04-22 00:06:06.4800.0611-0.081.4222.0
ZCCAIV2026-04-22 00:06:06.2100.02310.011.612026-04-22 00:06:12.5550.04000.770.6734.6
NEVIIV2026-04-22 00:06:06.5840.02000.151.502026-04-22 00:06:12.3770.0400-0.021.4837.3
SARMGU2026-04-22 00:06:06.0400.02610.261.332026-04-22 00:06:11.3200.11330.510.9838.2
VLCMN2026-04-22 00:06:06.3800.02710.211.432026-04-22 00:06:11.7790.12530.311.2840.4
BDIIV2026-04-22 00:06:06.7450.0200-0.290.672026-04-22 00:06:12.9080.0400-0.051.4244.3
POPMGU2026-04-22 00:06:07.6000.02710.011.592026-04-22 00:06:14.2700.21260.251.3047.0
VGLIT2026-04-22 00:06:07.4620.0200-0.091.402026-04-22 00:06:14.1620.04000.411.1248.4
FIVIGU2026-04-22 00:06:07.9790.02000.171.492026-04-22 00:06:15.0230.04000.900.5249.4
CARDGU2026-04-22 00:06:08.2100.02810.361.142026-04-22 00:06:14.3400.29070.051.2149.5
GRAMGU2026-04-22 00:06:08.5300.02910.381.112026-04-22 00:06:15.2610.04000.441.0850.1
EQUIGU2026-04-22 00:06:08.0000.0271-0.161.182026-04-22 00:06:14.5400.2466-0.161.0351.7
BGNIT2026-04-22 00:06:08.8600.0200-0.111.352026-04-22 00:06:16.8610.04000.810.6356.1
CRRIT2026-04-22 00:06:09.6330.02000.111.562026-04-22 00:06:16.8920.0400-0.111.2659.3
MAIMGU2026-04-22 00:06:10.3400.03310.590.842026-04-22 00:06:17.9630.04000.461.0660.6
CAVEIV2026-04-22 00:06:10.7400.0814-1.710.042026-04-22 00:06:19.3740.0400-4.250.0060.9
AULIT2026-04-22 00:06:10.8900.02001.010.352026-04-22 00:06:18.5010.04000.910.5161.0
CMEIT2026-04-22 00:06:10.5420.02000.680.762026-04-22 00:06:17.7620.04000.121.4661.4
MTRZIV2026-04-22 00:06:13.3660.02001.450.072026-04-22 00:06:23.6420.04001.490.1066.8
PLMAIV2026-04-22 00:06:12.5900.04020.101.532026-04-22 00:06:21.8710.0400-0.131.1477.2
PIIIV2026-04-22 00:06:13.9900.15470.670.812026-04-22 00:06:23.0730.4619-0.530.5480.3
SERMIV2026-04-22 00:06:16.1420.0200-0.250.882026-04-22 00:06:28.6860.0400-1.450.0686.2
IMOLIV2026-04-22 00:06:17.8110.02000.820.622026-04-22 00:06:32.0980.04000.960.5090.2
MSSAIV2026-04-22 00:06:15.1800.04620.021.482026-04-22 00:06:27.3790.04000.371.1792.0
LMDIV2026-04-22 00:06:17.7600.04920.231.372026-04-22 00:06:31.6640.0400-0.190.9695.3
RUFIIV2026-04-22 00:06:16.9600.05120.271.342026-04-22 00:06:30.3880.04000.411.1196.8
GORRGU2026-04-22 00:06:19.1000.05420.620.862026-04-22 00:06:32.8850.0400-0.340.73110.5
OSSCIV2026-04-22 00:06:18.6740.02000.111.452026-04-22 00:06:32.0380.0400-1.120.08112.5
CSNTIV2026-04-22 00:06:19.5100.0673-0.171.082026-04-22 00:06:34.9380.0400-0.210.91118.9
GARGNI2026-04-22 00:06:22.8800.0733-1.000.002026-04-22 00:06:40.3310.0400-2.360.00143.0
BALDNI2026-04-22 00:06:22.5900.0683-1.430.002026-04-22 00:06:39.1040.0400-3.870.00143.0
PCPGU2026-04-22 00:06:26.6600.08340.660.842026-04-22 00:06:48.3650.04003.080.00167.7
DOSSST2026-04-22 00:06:25.3500.0864-1.680.002026-04-22 00:06:44.5820.0400-3.190.00169.4


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
GSCL GUHH2.405.58e+022.0208
ZCCA IVHH1.897.36e-134.6105
NEVI IVHN1.683.94e-137.3306
SARM GUEH1.907.50e-138.2216
VLC MNHH1.813.19e-140.4215
POPM GUHH1.786.41e-147.0167
VGL ITHG2.511.57e+048.4219
FIVI GUHN1.913.80e-149.4244
CARD GUHH1.712.38e-149.5196
BGN ITHG1.822.38e-156.1259
CRR ITHN2.265.81e-159.3230
MAIM GUHH1.731.46e-160.6192
AUL ITHN2.285.73e-161.0247
CME ITHN1.892.33e-161.4208
MTRZ IVHH1.741.38e-166.8100
PLMA IVHH2.172.61e-177.2237
PII IVHH2.273.13e-180.3187
MSSA IVHH1.899.44e-292.0263
GORR GUHH2.281.49e-1110.5282
OSSC IVHH1.895.83e-2112.5154
PCP GUHH2.093.50e-2167.7275


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.
(°)
GSCL GUHHZ6.5618e-51.5154e-51.3923e-56.2453e-63.7502e-61.4405e-49.0664e-54.2248e-63.5307e-722.0208
GSCL GUHHN1.4697e-45.0593e-54.1906e-51.7123e-51.0844e-52.2453e-42.8867e-41.5248e-51.5274e-622.0208
GSCL GUHHE7.9957e-53.5268e-52.6446e-51.4193e-57.6215e-61.6717e-42.0894e-41.1091e-51.1995e-622.0208
ZCCA IVHHZ1.0964e-52.4360e-62.3816e-61.5756e-65.8045e-73.7349e-51.4273e-57.2077e-76.7402e-834.6105
ZCCA IVHHN9.2025e-65.0538e-65.2437e-64.2344e-61.2459e-62.1568e-52.9379e-51.5297e-61.7713e-734.6105
ZCCA IVHHE9.2505e-63.9395e-63.3467e-62.7875e-61.1813e-62.4331e-51.5006e-51.2737e-61.2092e-734.6105
NEVI IVHNZ6.7376e-61.5072e-61.4298e-61.5867e-61.2087e-61.5829e-56.1428e-61.9305e-67.9450e-837.3306
NEVI IVHNN6.0499e-62.1443e-62.2757e-61.2218e-65.0437e-72.2398e-51.4837e-56.1535e-77.2690e-837.3306
NEVI IVHNE7.3248e-63.1926e-62.8089e-61.9227e-67.8710e-71.5488e-51.8905e-59.6490e-71.0103e-737.3306
SARM GUEHZ1.2556e-52.7028e-61.9537e-61.5176e-69.9869e-72.9653e-51.0640e-51.3561e-61.0447e-738.2216
SARM GUEHN2.0313e-55.3128e-64.0421e-64.5499e-62.0990e-64.1750e-51.6799e-52.7106e-62.3357e-738.2216
SARM GUEHE1.4323e-52.9092e-62.9943e-62.6310e-61.0740e-62.9129e-51.5376e-51.1694e-69.5880e-838.2216
VLC MNHHZ1.2135e-53.3068e-62.1874e-61.2667e-61.0408e-64.0151e-51.0493e-51.3199e-61.0309e-740.4215
VLC MNHHN1.4011e-53.0087e-62.4589e-61.6069e-68.2521e-73.7148e-51.8208e-59.9643e-78.4435e-840.4215
VLC MNHHE1.0461e-52.2976e-62.4029e-61.2039e-65.7799e-73.7983e-51.2859e-57.3813e-77.7744e-840.4215
POPM GUHHZ1.2606e-53.2022e-62.8518e-61.6461e-68.8974e-73.2736e-52.5878e-51.1108e-69.9363e-847.0167
POPM GUHHN1.3669e-53.7542e-63.8404e-61.9825e-68.0093e-73.3082e-52.1182e-51.0569e-61.2161e-747.0167
POPM GUHHE2.0119e-55.5217e-65.4650e-62.5858e-61.2757e-64.4784e-54.7129e-51.6767e-61.8576e-747.0167
VGL ITHGZ2.2969e-56.0252e-65.2479e-63.1938e-61.0727e-65.4388e-53.7302e-51.4341e-61.6003e-748.4219
VGL ITHGN4.9167e-51.4594e-51.3089e-57.3945e-62.7564e-69.0164e-59.6071e-53.2338e-64.6168e-748.4219
VGL ITHGE3.8757e-51.1300e-51.1758e-55.2370e-61.7873e-67.5270e-59.0342e-52.3445e-63.3278e-748.4219
FIVI GUHNZ1.8642e-54.2552e-62.4934e-61.5570e-68.3024e-74.0414e-57.8507e-61.0374e-61.2978e-749.4244
FIVI GUHNN1.3952e-53.5478e-63.5928e-62.4032e-67.6386e-73.5305e-51.4817e-51.1208e-61.1945e-749.4244
FIVI GUHNE1.0815e-53.0649e-62.7893e-61.7243e-67.4955e-74.2473e-51.2437e-59.9117e-79.2430e-849.4244
CARD GUHHZ7.8968e-61.5728e-61.1715e-69.0407e-75.6494e-73.7923e-57.3812e-65.1630e-74.9271e-849.5196
CARD GUHHN1.3546e-52.5690e-62.1833e-61.2478e-66.1214e-74.7401e-59.4232e-66.4750e-76.6706e-849.5196
CARD GUHHE1.5831e-53.1795e-62.4181e-61.0554e-65.6931e-77.1168e-59.5787e-67.7521e-77.4678e-849.5196
EQUI GUHHZ2.4177e-67.8023e-76.3551e-74.4143e-72.0828e-78.6444e-63.5058e-62.1995e-71.9968e-851.7234
EQUI GUHHN3.1931e-66.4785e-77.3039e-75.3199e-72.5353e-71.0069e-54.8820e-63.2762e-72.0881e-851.7234
EQUI GUHHE1.5739e-63.8384e-73.4642e-72.1638e-71.3145e-75.7792e-61.7398e-61.5462e-71.2683e-851.7234
BGN ITHGZ4.9120e-61.5634e-61.4985e-61.0923e-65.4197e-71.8047e-51.0499e-55.6044e-75.7715e-856.1259
BGN ITHGN6.9813e-61.6778e-61.6456e-61.6165e-67.3448e-72.3271e-59.1224e-69.2301e-76.2682e-856.1259
BGN ITHGE6.7533e-61.6448e-61.7292e-61.2949e-65.7471e-71.5207e-51.0295e-56.6211e-76.5680e-856.1259
CRR ITHNZ1.2706e-54.0237e-63.4121e-61.7361e-66.3125e-73.7339e-52.0649e-57.0495e-79.2627e-859.3230
CRR ITHNN1.7757e-55.4879e-64.4262e-62.4189e-68.5963e-77.3715e-52.2087e-51.1396e-61.6992e-759.3230
CRR ITHNE1.7258e-54.4065e-64.8294e-62.3945e-68.6991e-76.4987e-52.6732e-51.1361e-61.4512e-759.3230
MAIM GUHHZ4.1911e-67.7075e-76.7837e-75.2312e-71.8816e-71.2411e-55.2449e-62.3795e-72.3578e-860.6192
MAIM GUHHN5.6015e-61.4326e-61.4123e-68.8813e-73.0532e-71.4033e-51.0494e-53.8377e-74.1675e-860.6192
MAIM GUHHE3.3876e-61.1640e-69.8040e-77.5059e-73.3968e-71.2285e-57.9361e-63.9838e-73.5935e-860.6192
AUL ITHNZ3.6155e-61.2108e-61.2847e-69.6623e-74.3235e-77.0007e-68.4151e-65.4910e-74.2667e-861.0247
AUL ITHNN5.9485e-63.5466e-63.5965e-63.2286e-61.0041e-61.0511e-52.7484e-51.2513e-61.3405e-761.0247
AUL ITHNE6.5058e-64.2246e-63.5025e-63.2317e-61.1905e-61.1761e-52.1518e-51.5080e-61.4253e-761.0247
CME ITHNZ5.3384e-61.3357e-61.2037e-68.4740e-72.7910e-72.0989e-56.5783e-64.3352e-73.9706e-861.4208
CME ITHNN7.9957e-62.1983e-62.3837e-61.2822e-64.6350e-72.7080e-51.5951e-56.0115e-76.2673e-861.4208
CME ITHNE9.2127e-62.2046e-61.9646e-61.1332e-64.4084e-72.3785e-59.5349e-65.5009e-75.9642e-861.4208
MTRZ IVHHZ1.2082e-64.3226e-73.9616e-72.7991e-71.0819e-73.5857e-62.4763e-61.3514e-71.3213e-866.8100
MTRZ IVHHN2.0042e-66.4542e-77.2882e-76.8931e-72.4476e-72.7546e-64.4699e-62.9375e-72.8028e-866.8100
MTRZ IVHHE1.8408e-68.8975e-78.0282e-76.7713e-72.7484e-72.6397e-64.1676e-63.4156e-72.9441e-866.8100
PLMA IVHHZ3.3258e-68.2927e-77.7370e-74.0931e-71.8859e-71.4464e-53.4413e-61.9335e-72.4145e-877.2237
PLMA IVHHN3.9604e-61.8473e-61.7339e-61.3786e-64.1327e-71.0760e-58.2213e-65.9686e-76.7946e-877.2237
PLMA IVHHE2.8927e-68.5106e-79.8638e-77.7167e-73.3674e-77.3609e-65.6068e-63.6105e-72.8358e-877.2237
PII IVHHZ7.4360e-61.3890e-61.5151e-61.0439e-63.8717e-73.0283e-58.4836e-64.4955e-74.6116e-880.3187
PII IVHHN4.5339e-62.2242e-61.9004e-61.8222e-67.3367e-71.0838e-51.4585e-58.5385e-76.9602e-880.3187
PII IVHHE6.0483e-62.5639e-62.4149e-61.3031e-65.3030e-71.5113e-51.5908e-56.6912e-77.7446e-880.3187
MSSA IVHHZ1.5699e-64.0544e-73.7474e-73.8202e-71.6686e-76.0886e-62.3561e-61.6652e-71.3244e-892.0263
MSSA IVHHN1.2786e-65.0138e-74.4559e-75.6400e-73.4866e-73.4169e-62.4642e-63.4065e-71.9244e-892.0263
MSSA IVHHE1.2247e-65.8342e-75.1018e-76.7135e-73.0313e-73.9985e-62.7082e-63.3006e-72.8218e-892.0263
GORR GUHHZ2.4434e-65.9024e-76.3187e-73.4189e-71.9126e-79.9256e-64.8419e-62.4413e-72.0194e-8110.5282
GORR GUHHN2.3626e-61.0085e-66.2517e-75.1249e-72.4404e-76.5823e-64.1004e-63.5794e-73.1059e-8110.5282
GORR GUHHE1.9301e-66.4544e-74.9518e-72.8936e-71.6276e-76.6157e-62.9764e-61.8856e-71.5080e-8110.5282
OSSC IVHHZ6.4286e-72.0018e-72.5412e-72.0235e-78.6203e-81.5784e-61.6789e-68.8898e-88.0232e-9112.5154
OSSC IVHHN7.9774e-73.5630e-73.3097e-73.7546e-72.0698e-72.1071e-62.4584e-62.3476e-71.5795e-8112.5154
OSSC IVHHE8.7920e-73.2971e-73.3448e-74.1748e-71.9542e-72.5486e-62.1387e-62.4611e-71.5700e-8112.5154
GARG NIEHZ8.2442e-62.2772e-61.8708e-67.0887e-72.9191e-71.4427e-51.0431e-53.7534e-76.7692e-8143.01
GARG NIEHN3.8987e-71.3186e-78.2483e-81.1221e-79.2557e-89.4605e-73.7752e-71.3669e-77.9887e-9143.01
GARG NIEHE5.4307e-62.3915e-61.7110e-67.9652e-73.4942e-71.2005e-51.1560e-54.1067e-74.8401e-8143.01
BALD NIHHZ3.4347e-61.1253e-69.0949e-77.4997e-72.9197e-71.0502e-55.9015e-63.5719e-72.9700e-8143.06
BALD NIHHN9.3045e-62.1656e-61.5412e-69.2766e-74.4166e-71.6192e-59.7197e-65.1678e-75.8555e-8143.06
BALD NIHHE9.5551e-63.0375e-63.1622e-61.9151e-67.7047e-71.8200e-52.2171e-59.6053e-71.0212e-7143.06
PCP GUHHZ4.4511e-71.4843e-71.4304e-71.1078e-74.3512e-81.7124e-61.3009e-64.9511e-84.9073e-9167.7275
PCP GUHHN4.6491e-71.0181e-71.0567e-75.9445e-82.6307e-81.3298e-67.2936e-73.7876e-83.3137e-9167.7275
PCP GUHHE4.9175e-71.4292e-71.3761e-71.0053e-74.1455e-81.9268e-61.0661e-64.5039e-83.9622e-9167.7275
*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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