MANUAL Location - Area: Frignano , magnitude (ML): 3.1
2025-11-01 23:01:14 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-11-01 23:15:43

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Earthquake info - Manual location
Event - ID :251101225910
Magnitude (ML) :3.1 +/- 0.2
Origin Time :2025-11-01 23:01:14.195 (UTC)
Location : Latitude: 44.527 N, Longitude: 10.153 E
Area :Frignano
Depth (km) :19.27
Distances (km) : 3.7 --- Tizzano Val Parma
7.6 --- Corniglio
8.7 --- Calestano
10.5 --- Palanzano
10.6 --- Terenzo
12.9 --- Monchio delle Corti
13.1 --- Berceto
13.5 --- Langhirano
14.5 --- Neviano Degli Arduini
15.4 --- Vetto
16.1 --- Ramiseto
16.9 --- Solignano
17.4 --- Lesignano de Bagni
18.8 --- Fornovo di Taro
20.1 --- Felino
21.2 --- Varano de Melegari
21.8 --- Canossa
22.0 --- Valmozzola
22.0 --- Sala Baganza
22.1 --- Castelnovo ne Monti

Quality location estimate: Erh: 0.9 km, Erz: 1 km, Nf: 83, Gap: 98 °, Rms: 0.41


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.
GRAMGU2025-11-01 23:01:18.0900.0110-0.011.472025-11-01 23:01:21.2400.06910.231.4921.6
NEVIIV2025-11-01 23:01:19.4760.02000.301.372025-11-01 23:01:24.6940.04001.540.1424.4
ERBMIV2025-11-01 23:01:20.6500.05120.271.432025-11-01 23:01:25.7300.10330.431.0031.2
FIVIGU2025-11-01 23:01:20.7650.0200-0.041.452025-11-01 23:01:25.8680.04000.151.5337.6
BVTIT2025-11-01 23:01:20.6710.0200-0.551.092025-11-01 23:01:25.8110.0400-0.700.8838.2
AULIT2025-11-01 23:01:21.4750.0200-0.261.232025-11-01 23:01:27.2240.0400-0.141.3942.7
GSCLGU2025-11-01 23:01:23.0700.02410.091.532025-11-01 23:01:29.4000.1424-0.251.3344.4
EQUIGU2025-11-01 23:01:21.6800.0321-0.441.142025-11-01 23:01:27.4720.1364-0.551.0844.7
SARMGU2025-11-01 23:01:22.5600.0291-0.221.272025-11-01 23:01:29.2600.1474-0.011.4647.5
VRLIT2025-11-01 23:01:22.1690.0200-0.710.862025-11-01 23:01:28.2080.0400-1.180.2447.9
VLCMN2025-11-01 23:01:22.7900.0301-0.131.352025-11-01 23:01:29.6960.17350.221.3449.1
CARIT2025-11-01 23:01:23.7670.0200-0.321.222025-11-01 23:01:29.9940.0400-1.560.2056.1
MSSAIV2025-11-01 23:01:24.1400.0673-0.680.932025-11-01 23:01:30.9800.1725-1.900.1259.2
PLMAIV2025-11-01 23:01:24.4300.0401-0.611.032025-11-01 23:01:31.5700.1815-1.580.2061.2
CARDGU2025-11-01 23:01:25.6700.03310.121.542025-11-01 23:01:33.9150.19850.071.3964.6
CMEIT2025-11-01 23:01:25.7300.0200-0.421.182025-11-01 23:01:34.1550.0400-0.690.8867.6
ZCCAIV2025-11-01 23:01:28.8300.10450.540.752025-11-01 23:01:40.0720.25061.220.2671.1
GORRGU2025-11-01 23:01:26.3000.0351-0.650.962025-11-01 23:01:35.2660.2136-1.550.2171.5
POPMGU2025-11-01 23:01:27.6600.08640.171.482025-11-01 23:01:37.3250.45390.121.1374.6
MAIMGU2025-11-01 23:01:28.3000.39490.740.632025-11-01 23:01:36.6300.2787-0.610.9575.9
CAVEIV2025-11-01 23:01:30.9200.05620.151.472025-11-01 23:01:44.8060.38380.400.9679.4
RAVAIV2025-11-01 23:01:31.3900.04820.041.492025-11-01 23:01:43.5200.2907-1.800.1682.8
PIIIV2025-11-01 23:01:30.9500.0683-0.251.322025-11-01 23:01:42.6640.2957-0.760.7996.2
GENLGU2025-11-01 23:01:30.6760.02000.031.502025-11-01 23:01:41.7110.0400-0.371.2296.8
RNCAGU2025-11-01 23:01:30.6900.0864-0.011.482025-11-01 23:01:41.5440.0400-0.590.9997.4
RNSIT2025-11-01 23:01:31.0090.0200-0.351.242025-11-01 23:01:43.2960.0400-0.271.2998.7
GNVIT2025-11-01 23:01:31.1230.02000.151.482025-11-01 23:01:42.8430.04000.281.2199.4
SERMIV2025-11-01 23:01:34.5000.1135-0.471.152025-11-01 23:01:50.0770.9119-0.990.61106.7
TRESNI2025-11-01 23:01:34.6100.0572-0.171.382025-11-01 23:01:49.9300.4168-0.850.72111.9
OPPEIV2025-11-01 23:01:35.7150.0623-0.151.392025-11-01 23:01:52.2400.0400-0.700.85119.8
PCPGU2025-11-01 23:01:35.7900.06330.410.002025-11-01 23:01:50.9090.04000.940.41128.9
LMDIV2025-11-01 23:01:39.7900.06930.411.032025-11-01 23:01:57.9200.0400-0.481.04134.7
SVAIT2025-11-01 23:01:36.4500.0200-0.301.292025-11-01 23:01:53.5640.04000.800.55138.0
BALDNI2025-11-01 23:01:38.2600.1055-0.650.922025-11-01 23:01:56.6120.0400-0.950.61140.3
QLNOIV2025-11-01 23:01:37.5000.0723-0.431.182025-11-01 23:01:53.9100.0400-1.250.37146.5


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
GRAM GUHH3.196.49e+121.6240
NEVI IVHN2.648.02e+024.464
FIVI GUHN3.111.03e+137.6184
BVT ITHN3.099.64e+038.2271
GSCL GUHH2.662.68e+044.4119
EQUI GUHH2.652.58e+044.7180
SARM GUEH3.311.25e+147.5153
VLC MNHH2.882.56e+049.1156
CAR ITHN3.439.73e+056.1234
MSSA IVHH3.235.47e+059.2245
PLMA IVHH2.932.47e+061.2204
CARD GUHH2.851.89e+064.6155
CME ITHN3.375.66e+067.6169
GORR GUHH3.142.99e+071.5278
PII IVHH2.868.02e-196.2162
GENL GUEH3.342.34e+096.8262
RNCA GUHH3.513.45e+097.4267
RNS ITHN2.948.97e-198.7275
PCP GUHH2.995.64e-1128.9271
SVA ITHG3.196.84e-1138.0260
QLNO IVHH2.993.71e-1146.5262


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.
(°)
GRAM GUHHZ3.2274e-33.5821e-41.5856e-46.7282e-53.1656e-53.1501e-37.3340e-44.5435e-57.1635e-621.6240
GRAM GUHHN3.1388e-35.8846e-43.8811e-41.7998e-41.2252e-48.4088e-31.5592e-31.6612e-41.8410e-521.6240
GRAM GUHHE3.0890e-39.1839e-45.8993e-41.8786e-49.9209e-56.1527e-33.6195e-31.3121e-41.9875e-521.6240
NEVI IVHNZ1.1605e-43.2597e-53.2254e-54.0179e-52.7689e-53.7778e-41.7644e-44.5778e-52.1515e-624.464
NEVI IVHNN1.3052e-46.3124e-54.6960e-54.9399e-53.6966e-52.5430e-42.5468e-45.8558e-52.3097e-624.464
NEVI IVHNE1.3494e-45.0353e-56.0363e-56.2309e-54.4517e-54.6908e-43.2354e-45.7793e-53.1992e-624.464
ERBM IVEHZ1.8674e-43.0023e-52.4754e-52.2973e-51.0821e-55.0386e-41.1043e-41.3059e-59.9747e-731.2120
ERBM IVEHN1.9386e-44.3277e-53.7138e-51.9923e-58.8338e-66.1394e-41.1332e-41.2003e-51.1062e-631.2120
ERBM IVEHE2.2031e-44.1959e-52.9958e-52.2754e-51.1809e-55.7593e-41.1901e-41.3937e-51.2145e-631.2120
FIVI GUHNZ4.3399e-41.0008e-46.8336e-54.2187e-52.4802e-51.1398e-32.0229e-43.0862e-53.5647e-637.6184
FIVI GUHNN4.1730e-41.0773e-47.3431e-54.1822e-52.5450e-58.4025e-42.6832e-43.6276e-53.5511e-637.6184
FIVI GUHNE2.0557e-45.4120e-54.8067e-54.1597e-52.5049e-56.4909e-42.4107e-42.6631e-52.0592e-637.6184
BVT ITHNZ1.1548e-43.7742e-54.0535e-52.7117e-51.8683e-53.3010e-42.9952e-42.6977e-51.7162e-638.2271
BVT ITHNN2.3608e-47.3293e-56.2458e-53.7670e-51.5504e-57.0875e-45.0522e-42.0516e-51.7655e-638.2271
BVT ITHNE3.2573e-49.1678e-57.3970e-56.1627e-52.2593e-51.0513e-32.6948e-42.6204e-52.5063e-638.2271
GSCL GUHHZ3.3395e-51.3138e-51.2417e-59.7791e-65.7215e-69.8665e-57.0249e-56.5342e-63.8045e-744.4119
GSCL GUHHN5.9224e-51.7018e-51.9654e-51.6486e-56.6895e-61.4582e-49.7156e-57.6521e-66.1016e-744.4119
GSCL GUHHE5.4465e-51.7048e-51.6939e-51.9457e-59.2966e-61.6850e-45.7328e-51.0717e-57.6543e-744.4119
EQUI GUHHZ4.4401e-51.7428e-51.1567e-51.1780e-57.7183e-61.1811e-44.8699e-51.0791e-56.4393e-744.7180
EQUI GUHHN6.0074e-51.3649e-51.1561e-51.6082e-51.1449e-51.3567e-46.5033e-51.5459e-58.8325e-744.7180
EQUI GUHHE6.8514e-51.6991e-51.4891e-51.2272e-57.4582e-61.4502e-46.2862e-59.9861e-65.7060e-744.7180
SARM GUEHZ7.7331e-53.1866e-52.5385e-52.5391e-51.4495e-51.6095e-41.4815e-41.8840e-51.6411e-647.5153
SARM GUEHN1.0765e-47.4410e-55.6505e-56.8034e-52.9972e-53.1071e-42.7991e-43.5550e-53.3039e-647.5153
SARM GUEHE7.9527e-52.3338e-51.8215e-51.9675e-51.0594e-52.1076e-49.6246e-51.2682e-59.9207e-747.5153
VLC MNHHZ6.1122e-51.6114e-59.0942e-61.1115e-51.3356e-51.7561e-43.0417e-51.4857e-58.6228e-749.1156
VLC MNHHN6.9611e-51.9028e-51.0273e-51.5133e-51.1589e-52.5787e-43.8548e-51.2394e-56.9195e-749.1156
VLC MNHHE5.9866e-51.3127e-51.1580e-51.0859e-57.0422e-62.0441e-45.3511e-58.2047e-66.6130e-749.1156
CAR ITHNZ8.2442e-54.3486e-53.0382e-54.1907e-53.5949e-52.2268e-41.6115e-44.5133e-52.0244e-656.1234
CAR ITHNN1.6628e-45.5929e-53.8339e-52.8236e-52.0550e-54.1621e-41.9388e-42.5969e-51.3105e-656.1234
CAR ITHNE1.2116e-46.3983e-53.7313e-55.0839e-53.6760e-52.6928e-41.7447e-44.7449e-52.8034e-656.1234
MSSA IVHHZ7.3105e-53.9346e-51.9894e-52.9081e-52.4886e-52.4237e-41.0507e-42.9844e-51.9731e-659.2245
MSSA IVHHN1.6745e-44.3680e-53.5726e-52.8647e-51.8338e-53.0601e-41.5935e-42.1160e-52.2405e-659.2245
MSSA IVHHE1.5592e-44.2780e-53.5019e-52.8660e-51.9613e-52.3995e-41.4491e-42.5216e-51.2635e-659.2245
PLMA IVHHZ2.9749e-59.7486e-69.4489e-68.6027e-64.5191e-61.0812e-45.0736e-56.3786e-64.5936e-761.2204
PLMA IVHHN8.4393e-51.7472e-51.5160e-59.7791e-63.8781e-62.8981e-48.8546e-55.2945e-65.2782e-761.2204
PLMA IVHHE5.7651e-51.8037e-51.3516e-51.2788e-58.8454e-62.1155e-44.3544e-51.1613e-56.5884e-761.2204
CARD GUHHZ3.5967e-56.8288e-65.7475e-64.7497e-62.2942e-61.7125e-42.1398e-52.5377e-62.5902e-764.6155
CARD GUHHN8.7586e-51.5578e-51.0641e-57.0052e-63.5337e-62.6251e-43.1232e-53.6252e-64.6510e-764.6155
CARD GUHHE8.4273e-52.2563e-51.3369e-58.0921e-64.0424e-63.2852e-44.3902e-54.9382e-66.6249e-764.6155
CME ITHNZ9.3287e-52.3959e-51.7526e-51.2756e-56.1848e-62.7684e-45.9872e-56.9755e-68.0465e-767.6169
CME ITHNN1.5311e-44.9313e-53.3142e-52.8093e-51.9414e-53.2891e-41.1868e-42.1828e-51.9497e-667.6169
CME ITHNE1.1622e-43.4500e-52.5976e-51.8667e-59.3021e-64.1910e-41.3583e-49.6022e-69.2447e-767.6169
ZCCA IVHHZ8.5920e-63.2193e-63.4306e-62.6871e-61.0636e-62.3117e-52.6888e-51.0362e-61.1291e-771.1106
ZCCA IVHHN8.3335e-65.5767e-65.0743e-67.3859e-63.0998e-61.9534e-53.0987e-53.5206e-62.5440e-771.1106
ZCCA IVHHE8.6705e-64.9919e-64.6193e-66.3750e-62.2048e-61.8837e-52.2304e-52.5415e-62.1048e-771.1106
GORR GUHHZ3.9571e-52.2251e-51.5941e-51.3766e-58.4600e-69.0848e-57.6896e-51.2787e-58.0352e-771.5278
GORR GUHHN5.6171e-52.4358e-51.9242e-51.3954e-56.9878e-61.3262e-41.6557e-49.5044e-68.9401e-771.5278
GORR GUHHE6.5693e-52.1007e-51.8458e-59.3408e-63.5311e-61.6610e-49.0830e-54.2458e-65.5882e-771.5278
POPM GUHHZ3.4273e-58.0602e-67.5159e-65.3272e-63.0866e-61.1700e-44.2556e-53.7923e-62.8120e-774.6138
POPM GUHHN5.2091e-51.4832e-51.3065e-58.1558e-63.6802e-61.8938e-44.7933e-53.9289e-64.6434e-774.6138
POPM GUHHE6.3509e-51.5639e-51.4305e-57.9606e-63.5825e-61.2712e-47.3165e-54.0987e-64.3264e-774.6138
MAIM GUHHZ1.0712e-53.9984e-63.0937e-63.4658e-61.7134e-63.9398e-51.5640e-52.0775e-61.6853e-775.9158
MAIM GUHHN2.0808e-55.6208e-64.9310e-64.0695e-61.7691e-64.9335e-52.1618e-52.0859e-61.8369e-775.9158
MAIM GUHHE1.9395e-55.3756e-64.7969e-64.3152e-61.9927e-66.9538e-52.5586e-52.7334e-61.8718e-775.9158
PII IVHHZ1.6605e-55.3836e-63.9953e-62.0418e-61.3115e-64.8410e-51.4244e-52.1176e-61.6983e-796.2162
PII IVHHN1.5257e-55.8667e-64.7574e-64.3821e-62.6329e-63.7206e-51.6282e-53.5694e-62.2215e-796.2162
PII IVHHE1.5436e-55.0342e-64.6152e-64.4482e-62.4190e-64.2847e-52.5347e-52.3970e-61.8199e-796.2162
GENL GUEHZ2.9097e-51.2529e-51.0159e-51.0911e-55.5295e-67.3561e-54.5977e-57.0093e-65.0763e-796.8262
GENL GUEHN3.8228e-51.6639e-51.2972e-51.0376e-55.0432e-61.0737e-47.0985e-55.4338e-65.3740e-796.8262
GENL GUEHE5.2859e-51.5252e-51.6298e-51.3025e-55.3289e-61.1694e-48.5138e-56.2620e-65.2518e-796.8262
RNCA GUHHZ4.2857e-51.0025e-58.5971e-68.5030e-64.7794e-69.2304e-53.9647e-57.2859e-63.8662e-797.4267
RNCA GUHHN4.9583e-52.6378e-52.1593e-51.5565e-55.2948e-61.0013e-41.2761e-46.5066e-68.2752e-797.4267
RNCA GUHHE5.8000e-52.6377e-52.2732e-51.6765e-56.7761e-61.8536e-41.0885e-47.7201e-68.5386e-797.4267
RNS ITHNZ1.5097e-54.7607e-65.4415e-63.9581e-61.9167e-65.3420e-53.1113e-52.0745e-61.9471e-798.7275
RNS ITHNN2.0255e-56.1075e-67.0289e-63.9755e-61.6272e-65.0533e-54.3276e-52.2893e-62.2936e-798.7275
RNS ITHNE2.0800e-57.6512e-68.3464e-64.0575e-62.1435e-64.0027e-57.2307e-52.7590e-62.5755e-798.7275
GNV ITHGZ3.4973e-51.4733e-51.4642e-51.4083e-53.9349e-61.2545e-46.7278e-55.1521e-65.2949e-799.4264
GNV ITHGN4.7349e-52.0425e-51.7322e-51.6336e-55.7384e-68.9799e-51.1234e-46.4828e-66.6410e-799.4264
GNV ITHGE7.3340e-52.8767e-52.8719e-52.2113e-58.7987e-61.9163e-42.5086e-41.1633e-59.8484e-799.4264
PCP GUHHZ4.9881e-61.8594e-62.0112e-61.7442e-69.3129e-71.6389e-51.0849e-51.0429e-67.7782e-8128.9271
PCP GUHHN7.5158e-63.4070e-63.5002e-62.8544e-61.3477e-61.4685e-52.4658e-51.5236e-61.2946e-7128.9271
PCP GUHHE8.2448e-63.2540e-62.6303e-62.4680e-61.6366e-61.9270e-51.6056e-51.7722e-61.1744e-7128.9271
SVA ITHGZ9.7432e-62.5798e-61.8098e-61.6194e-68.6825e-73.7098e-59.3787e-61.0833e-68.3920e-8138.0260
SVA ITHGN9.4289e-63.6691e-63.8274e-62.2849e-61.0795e-62.4658e-53.7170e-51.3792e-61.3573e-7138.0260
SVA ITHGE1.0719e-55.1115e-64.6107e-63.0368e-61.2809e-62.0676e-53.5548e-51.8490e-61.7240e-7138.0260
BALD NIHHZ2.7571e-51.2773e-55.1283e-66.4635e-68.6178e-64.0025e-52.3423e-51.4846e-57.1891e-7140.322
BALD NIHHN4.3028e-51.4082e-59.3601e-68.8193e-64.8738e-67.3728e-55.2978e-55.5375e-65.4063e-7140.322
BALD NIHHE3.9959e-52.6624e-51.3395e-51.1789e-54.3923e-66.1167e-56.9707e-56.5288e-66.2242e-7140.322
QLNO IVHHZ4.7872e-61.7937e-61.3776e-67.5770e-73.3791e-72.0328e-58.2014e-63.8630e-75.2232e-8146.5262
QLNO IVHHN5.7570e-61.9977e-61.6860e-61.3435e-68.8831e-71.3439e-59.1457e-68.7747e-76.1328e-8146.5262
QLNO IVHHE5.0453e-61.8393e-61.2540e-69.8707e-74.7738e-71.1059e-56.4157e-65.5032e-74.8031e-8146.5262
*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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