MANUAL Location - Area: Zona Piacenza , magnitude (ML): 2.0
2023-09-30 03:28:03 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2023-09-30 18:44:32

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Earthquake info - Manual location
Event - ID :230930032744
Magnitude (ML) :2.0 +/- 0.2
Origin Time :2023-09-30 03:28:03.452 (UTC)
Location : Latitude: 44.945 N, Longitude: 9.753 E
Area :Zona Piacenza
Depth (km) :17.40
Distances (km) : 1.9 --- San Giorgio Piacentino
4.1 --- Carpaneto Piacentino
5.4 --- Podenzano
6.8 --- Pontenure
7.4 --- Vigolzone
8.2 --- Cadeo
11.9 --- Ponte dell Olio
12.5 --- Gossolengo
12.5 --- Gropparello
12.6 --- Fiorenzuola d Arda
12.8 --- Rivergaro
13.0 --- Piacenza
13.6 --- Castell Arquato
14.7 --- Lugagnano Val d Arda
15.1 --- Caorso
15.2 --- Cortemaggiore
15.9 --- San Rocco al Porto
16.1 --- Gazzola
16.4 --- Gragnano Trebbiense
16.4 --- Besenzone

Quality location estimate: Erh: 1.3 km, Erz: 1.6 km, Nf: 56, Gap: 54 °, Rms: 0.44


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.
BVTIT2023-09-30 03:28:12.5910.02000.021.472023-09-30 03:28:19.8270.04000.311.2749.6
GRAMGU2023-09-30 03:28:13.9500.0271-0.600.772023-09-30 03:28:23.1910.04000.321.2759.0
VRLIT2023-09-30 03:28:15.0490.0200-0.061.452023-09-30 03:28:23.3910.0400-0.630.7864.5
TGLIT2023-09-30 03:28:15.5460.0200-0.401.072023-09-30 03:28:24.3800.0400-1.150.3267.7
MSSAIV2023-09-30 03:28:16.6200.0894-0.181.352023-09-30 03:28:26.0200.4138-1.070.4774.6
LSG06LK2023-09-30 03:28:16.8010.0200-0.101.422023-09-30 03:28:26.6580.0400-0.201.3175.2
TBG02GU2023-09-30 03:28:17.1640.02000.141.392023-09-30 03:28:26.8100.0400-0.251.2776.6
ARV10LK2023-09-30 03:28:17.6040.0200-0.001.462023-09-30 03:28:28.2470.04000.331.2781.2
RNCAGU2023-09-30 03:28:18.6400.04220.601.052023-09-30 03:28:29.3630.41180.610.9784.2
TRESNI2023-09-30 03:28:20.6580.02000.800.822023-09-30 03:28:32.7980.04000.521.1186.7
MDIIV2023-09-30 03:28:21.2500.04720.611.042023-09-30 03:28:33.6690.5689-0.350.9893.5
EQUIGU2023-09-30 03:28:19.9960.0200-0.281.242023-09-30 03:28:33.7760.04001.200.3693.9
GSCLGU2023-09-30 03:28:21.5060.0200-0.351.162023-09-30 03:28:36.8570.04000.830.7895.1
SARMGU2023-09-30 03:28:22.2850.02000.601.052023-09-30 03:28:35.6520.04000.191.32100.6
PLMAIV2023-09-30 03:28:20.7070.0200-0.411.082023-09-30 03:28:33.8750.0400-0.500.98101.3
PCPGU2023-09-30 03:28:22.5500.02000.710.932023-09-30 03:28:39.2990.04003.880.00106.9
GARGNI2023-09-30 03:28:23.9000.05420.411.212023-09-30 03:28:38.2790.3247-0.440.99110.7
RAVAIV2023-09-30 03:28:25.6900.05420.261.322023-09-30 03:28:42.5950.3808-0.281.07111.0
BAG8IV2023-09-30 03:28:24.4420.02000.860.732023-09-30 03:28:38.8360.3988-0.510.93113.7
BALDNI2023-09-30 03:28:24.9900.05820.231.342023-09-30 03:28:40.1130.3517-0.650.82118.5
ZCCAIV2023-09-30 03:28:27.4050.08031.010.542023-09-30 03:28:43.3100.2005-1.170.40118.5
MUGIOCH2023-09-30 03:28:25.1850.06230.151.382023-09-30 03:28:40.0990.0400-1.070.43123.3
POPMGU2023-09-30 03:28:27.6030.02001.060.002023-09-30 03:28:45.2110.04001.270.35129.1
VAREIV2023-09-30 03:28:26.0930.02000.051.412023-09-30 03:28:42.1070.0400-1.380.26129.4
MAIMGU2023-09-30 03:28:27.4150.02001.190.002023-09-30 03:28:43.5080.04000.311.22130.0
QLNOIV2023-09-30 03:28:26.9140.02001.200.002023-09-30 03:28:42.6090.04000.521.09132.1
MONCIV2023-09-30 03:28:30.6600.26691.540.002023-09-30 03:28:50.0200.04000.441.11145.3
CANOGU2023-09-30 03:28:28.4500.07431.170.002023-09-30 03:28:46.0040.04000.820.80146.4
PIIIV2023-09-30 03:28:29.5000.07430.141.362023-09-30 03:28:46.8860.0400-2.070.00150.2
DOSSST2023-09-30 03:28:29.3200.0763-0.231.272023-09-30 03:28:47.6810.0400-1.140.42153.8
GAGGST2023-09-30 03:28:29.8570.0200-0.391.112023-09-30 03:28:46.8390.0400-3.020.00158.5
ROROGU2023-09-30 03:28:30.6900.08341.550.002023-09-30 03:28:48.5360.04000.151.24163.5


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
BVT ITHN2.075.45e-149.6181
GRAM GUHH1.813.85e-159.0154
TGL ITHN1.851.71e-167.7226
MSSA IVHH2.162.26e-174.6195
TBG02GUEH1.861.35e-176.6221
ARV10LKEH2.283.10e-181.2224
RNCA GUHH1.738.04e-284.2231
EQUI GUHH1.715.94e-293.9160
GSCL GUHH1.878.39e-295.1135
SARM GUEH1.899.17e-2100.6149
PLMA IVHH2.131.27e-1101.3175
PCP GUHH1.765.37e-2106.9245
ZCCA IVHH1.925.42e-2118.5124
MUGIOCHHH2.285.32e-2123.3333
POPM GUHH2.051.22e-1129.1141
VARE IVHH2.187.93e-2129.4324
MAIM GUHH2.075.44e-2130.0153
QLNO IVHH1.742.72e-2132.1239
MONC IVHH2.127.62e-2145.3276
CANO GUHH2.441.03e-1146.4236
PII IVHH2.205.64e-2150.2155
RORO GUHH1.892.16e-2163.5236


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 ITHNZ8.8448e-62.4115e-62.0177e-61.1136e-64.6320e-71.1402e-51.5483e-56.7087e-75.1021e-849.6181
BVT ITHNN1.5621e-55.0883e-63.9480e-61.9224e-69.5439e-72.5662e-52.7369e-51.2613e-61.6374e-749.6181
BVT ITHNE1.3237e-52.9601e-62.9097e-61.2458e-65.2949e-72.3549e-51.4617e-56.5308e-78.2660e-849.6181
GRAM GUHHZ4.5267e-61.4784e-61.3872e-68.0555e-73.4169e-77.3965e-67.4470e-63.4655e-74.4640e-859.0154
GRAM GUHHN8.7033e-63.3124e-63.4362e-61.7683e-66.1383e-71.1884e-52.6244e-57.4865e-79.5358e-859.0154
GRAM GUHHE8.8252e-63.7727e-63.6902e-61.2857e-65.5926e-71.4051e-53.0255e-57.8311e-71.1519e-759.0154
TGL ITHNZ2.6762e-66.6007e-76.7491e-74.8360e-72.3766e-78.8571e-62.4548e-62.5335e-72.4176e-867.7226
TGL ITHNN4.0237e-61.6297e-61.3989e-68.0081e-76.8344e-78.5126e-69.1360e-68.5095e-76.7388e-867.7226
TGL ITHNE5.5780e-61.7354e-61.4667e-65.7432e-72.4904e-71.0146e-51.0910e-53.4621e-74.9188e-867.7226
MSSA IVHHZ8.7052e-61.5789e-69.0847e-73.1938e-72.1162e-75.0505e-52.9966e-62.6272e-73.6865e-874.6195
MSSA IVHHN1.3373e-52.4606e-61.4209e-64.0141e-72.2383e-78.3731e-56.1625e-63.3888e-75.4316e-874.6195
MSSA IVHHE2.1649e-54.3923e-61.9501e-67.3968e-74.3446e-71.2952e-47.4553e-65.3441e-78.2487e-874.6195
LSG06LKEHZ5.5166e-61.1290e-61.0055e-66.2612e-76.3456e-71.8509e-55.3782e-61.2773e-65.3985e-875.2224
LSG06LKEHN4.6137e-51.1910e-55.3365e-61.0798e-51.1831e-54.2366e-53.2702e-52.1223e-57.5775e-775.2224
LSG06LKEHE8.2239e-62.0768e-61.5503e-65.8855e-73.4378e-71.8810e-56.3607e-66.6939e-76.1459e-875.2224
TBG02GUEHZ3.6288e-61.2286e-61.0296e-66.5430e-72.1502e-78.2354e-67.8149e-62.5540e-73.0553e-876.6221
TBG02GUEHN6.0079e-61.4669e-61.3744e-65.5723e-72.2676e-71.7985e-57.8349e-62.4871e-73.9697e-876.6221
TBG02GUEHE8.1763e-61.9231e-61.2807e-64.9764e-72.0040e-72.1828e-55.3928e-62.5985e-74.4035e-876.6221
ARV10LKEHZ3.9494e-69.9115e-78.7454e-73.5799e-71.9282e-71.0108e-53.9070e-62.8321e-72.8239e-881.2224
ARV10LKEHN7.5445e-63.0564e-62.3334e-69.5622e-74.9705e-71.2348e-51.3386e-56.8170e-78.2733e-881.2224
ARV10LKEHE5.4224e-61.9587e-61.8794e-67.8294e-73.1835e-71.1563e-59.0794e-64.0621e-76.3771e-881.2224
RNCA GUHHZ2.2965e-65.4671e-75.2190e-72.3115e-71.1293e-77.0859e-62.5929e-61.2190e-71.4298e-884.2231
RNCA GUHHN2.1286e-66.9531e-77.1104e-72.8845e-71.1823e-75.1145e-64.4844e-61.7655e-72.1940e-884.2231
RNCA GUHHE4.5560e-61.1218e-68.9684e-73.2350e-71.1479e-71.1998e-53.2077e-61.5465e-72.6082e-884.2231
MDI IVHHZ9.5693e-62.0936e-61.7873e-66.0535e-72.9005e-73.3976e-51.3793e-53.8748e-76.2314e-893.5358
MDI IVHHN1.3723e-53.3470e-63.2110e-61.4791e-66.0996e-75.0247e-51.8276e-57.9392e-71.0605e-793.5358
MDI IVHHE1.7687e-53.6452e-62.8151e-61.0183e-64.1405e-76.5908e-51.0123e-56.3790e-78.6785e-893.5358
EQUI GUHHZ1.1065e-62.9587e-72.6657e-72.1011e-71.1119e-72.1612e-61.4492e-61.1256e-79.8336e-993.9160
EQUI GUHHN8.5546e-73.6603e-74.0350e-73.6379e-71.7817e-72.0587e-62.8565e-62.1236e-71.5668e-893.9160
EQUI GUHHE1.0552e-62.5465e-71.7277e-71.6285e-71.0876e-71.0588e-61.0562e-61.0547e-77.7489e-993.9160
GSCL GUHHZ5.6196e-72.1002e-71.8513e-72.1089e-71.1040e-78.7817e-71.0261e-61.3071e-71.0267e-895.1135
GSCL GUHHN1.0241e-63.9511e-73.7914e-72.9775e-71.8710e-71.1822e-63.6797e-62.1329e-71.4109e-895.1135
GSCL GUHHE1.1412e-66.3926e-75.0367e-74.8974e-74.1378e-71.5058e-65.6207e-66.9864e-72.5564e-895.1135
SARM GUEHZ1.1824e-63.6147e-72.3560e-71.5117e-77.7116e-82.3581e-61.2750e-61.1088e-78.0793e-9100.6149
SARM GUEHN9.9568e-75.9560e-74.5789e-73.0660e-71.2036e-71.5288e-62.1515e-61.3575e-71.4932e-8100.6149
SARM GUEHE1.3635e-64.6828e-73.9045e-72.7356e-71.4040e-71.2915e-62.6356e-61.5774e-71.2995e-8100.6149
PLMA IVHHZ1.1089e-63.8402e-73.6052e-72.3137e-71.0754e-72.6926e-61.5756e-61.5552e-71.4609e-8101.3175
PLMA IVHHN2.5993e-67.0626e-77.5621e-72.3963e-71.1100e-74.8556e-66.8033e-61.5211e-72.1094e-8101.3175
PLMA IVHHE2.8734e-61.0568e-69.7804e-76.2847e-72.3484e-74.3610e-66.8801e-63.1023e-73.4033e-8101.3175
PCP GUHHZ8.5746e-72.2443e-72.1852e-71.5849e-76.8245e-82.5338e-61.2215e-67.3010e-88.4370e-9106.9245
PCP GUHHN8.7154e-73.8763e-73.6365e-72.9213e-71.1395e-71.6858e-61.6764e-61.2785e-71.3773e-8106.9245
PCP GUHHE9.8350e-74.0827e-73.6151e-72.7266e-71.0460e-72.3688e-62.1811e-61.1195e-71.3191e-8106.9245
GARG NIEHZ2.0714e-54.8320e-63.4423e-61.0757e-65.2961e-76.4383e-51.8713e-57.3947e-71.1060e-7110.740
GARG NIEHN2.2662e-54.9447e-64.3282e-61.6397e-66.5353e-76.8810e-52.4163e-58.7849e-71.1222e-7110.740
GARG NIEHE1.3554e-54.6743e-64.1146e-61.6004e-66.7013e-74.1378e-53.6479e-58.7775e-71.2676e-7110.740
BALD NIHHZ5.9062e-61.9520e-61.5801e-65.1294e-72.4489e-71.9746e-51.1961e-53.6191e-74.9916e-8118.545
BALD NIHHN1.7127e-53.7587e-63.5955e-61.1776e-64.7323e-75.7878e-52.3335e-56.7297e-71.0111e-7118.545
BALD NIHHE1.4529e-54.0276e-63.7885e-61.4630e-66.6138e-74.0201e-51.4415e-59.7063e-71.3624e-7118.545
ZCCA IVHHZ1.4302e-63.5703e-72.8149e-71.4965e-75.6726e-81.8937e-61.3163e-66.5101e-88.4348e-9118.5124
ZCCA IVHHN7.0453e-73.4899e-73.4385e-73.6132e-71.1672e-71.5474e-61.4025e-61.4369e-71.3279e-8118.5124
ZCCA IVHHE1.3292e-63.1571e-72.9805e-71.9860e-77.1191e-81.3929e-61.6847e-69.6134e-89.5932e-9118.5124
MUGIOCHHHZ2.3003e-64.9160e-74.3032e-72.1510e-78.9976e-81.1564e-52.2713e-61.4472e-71.3597e-8123.3333
MUGIOCHHHN2.7380e-65.5035e-74.1322e-72.0756e-71.0929e-78.6882e-61.7599e-61.4995e-71.5395e-8123.3333
MUGIOCHHHE2.4077e-64.5473e-73.5658e-72.0794e-71.0888e-71.0700e-51.9729e-61.3722e-71.6553e-8123.3333
POPM GUHHZ1.6904e-64.1692e-73.0513e-71.3930e-75.7801e-85.7068e-61.4171e-68.1148e-81.1862e-8129.1141
POPM GUHHN2.6948e-68.8546e-77.6343e-73.7771e-71.8250e-75.2229e-64.3503e-62.4329e-73.0463e-8129.1141
POPM GUHHE1.5258e-66.5260e-73.6647e-71.5422e-76.4801e-83.2852e-62.5008e-67.3985e-81.0497e-8129.1141
VARE IVHHZ1.7664e-63.7255e-72.6910e-71.6375e-76.8246e-86.3287e-61.7097e-68.0128e-81.2069e-8129.4324
VARE IVHHN2.1545e-64.8274e-73.3104e-71.4099e-71.0911e-76.7956e-61.7276e-61.1037e-71.2021e-8129.4324
VARE IVHHE2.3911e-67.8144e-74.7209e-73.0105e-71.3292e-75.6912e-62.8975e-61.6008e-72.1838e-8129.4324
MAIM GUHHZ8.8837e-72.7632e-72.5629e-71.4442e-76.1125e-81.9525e-61.7894e-66.7853e-89.2753e-9130.0153
MAIM GUHHN2.1485e-65.6611e-73.8529e-71.9215e-71.2077e-74.0091e-63.4211e-61.6183e-71.6920e-8130.0153
MAIM GUHHE1.4518e-64.2346e-74.3628e-71.7087e-78.3237e-83.3571e-64.2840e-61.2618e-71.3646e-8130.0153
QLNO IVHHZ6.5251e-71.5508e-71.6838e-79.4348e-83.3451e-82.6271e-69.9723e-73.8824e-84.6341e-9132.1239
QLNO IVHHN9.4143e-72.5976e-72.3381e-71.3720e-76.8663e-82.1100e-61.2529e-68.0229e-87.6875e-9132.1239
QLNO IVHHE1.2575e-62.9907e-71.7223e-71.0656e-73.7488e-82.3938e-66.7969e-76.2964e-86.4969e-9132.1239
MONC IVHHZ1.3169e-63.7788e-72.9058e-71.2202e-75.0552e-84.8069e-61.7753e-66.8076e-81.0019e-8145.3276
MONC IVHHN1.4717e-62.7368e-72.6524e-71.3922e-74.9095e-83.2723e-61.7749e-65.8519e-87.8865e-9145.3276
MONC IVHHE3.9082e-63.2485e-72.6220e-71.2471e-74.8435e-82.8556e-61.5537e-66.0803e-87.6914e-9145.3276
CANO GUHHZ1.0827e-63.2557e-71.6271e-75.4676e-83.9286e-83.8097e-69.0175e-75.6300e-85.8335e-9146.4236
CANO GUHHN1.8634e-65.8557e-74.6627e-71.8606e-79.1361e-83.1926e-64.9130e-61.2574e-71.8394e-8146.4236
CANO GUHHE1.3586e-64.5688e-72.9761e-71.7321e-75.1421e-82.5043e-61.7719e-67.5849e-81.1313e-8146.4236
PII IVHHZ8.0408e-72.8413e-72.1228e-79.5972e-83.5234e-81.4705e-61.3426e-65.1503e-86.6173e-9150.2155
PII IVHHN1.0202e-63.2539e-73.1139e-71.4257e-74.8308e-81.4671e-61.9991e-66.2576e-88.9746e-9150.2155
PII IVHHE1.0686e-63.9692e-73.4617e-71.7840e-78.0829e-81.5589e-63.6316e-61.0017e-71.1523e-8150.2155
RORO GUHHZ6.4669e-71.2158e-78.0731e-82.9852e-81.3335e-81.7297e-62.7609e-71.7040e-83.0400e-9163.5236
RORO GUHHN4.1761e-79.2001e-87.6376e-83.6833e-81.8098e-81.6254e-62.5134e-72.3545e-82.4530e-9163.5236
RORO GUHHE4.7851e-79.6786e-88.4873e-83.1416e-81.3086e-81.6486e-63.4517e-71.7457e-82.7175e-9163.5236
*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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