MANUAL Location - Area: Zona Torino , magnitude (ML): 1.2
2025-07-21 03:19:43 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-07-21 08:14:28

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Earthquake info - Manual location
Event - ID :250721031849
Magnitude (ML) :1.2 +/- 0.2
Origin Time :2025-07-21 03:19:43.313 (UTC)
Location : Latitude: 44.866 N, Longitude: 7.600 E
Area :Zona Torino
Depth (km) :26.02
Distances (km) : 0.8 --- Osasio
2.3 --- Virle Piemonte
3.7 --- Pancalieri
3.9 --- Lombriasco
4.5 --- Castagnole Piemonte
5.4 --- Casalgrasso
6.8 --- Faule
6.8 --- Polonghera
7.5 --- Piobesi Torinese
7.6 --- Carignano
7.6 --- Cercenasco
8.5 --- Vigone
8.5 --- Scalenghe
8.9 --- None
9.6 --- Vinovo
9.8 --- Carmagnola
10.4 --- Candiolo
10.6 --- Airasca
11.5 --- La Loggia
11.9 --- Villafranca Piemonte

Quality location estimate: Erh: 0.9 km, Erz: 1.5 km, Nf: 54, Gap: 67 °, Rms: 0.30


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.
BHBGU2025-07-21 03:19:50.0200.02310.600.402025-07-21 03:19:54.3620.04000.690.3337.7
MONCIV2025-07-21 03:19:51.8600.02710.001.662025-07-21 03:19:58.3800.1233-0.171.2943.6
RSPGU2025-07-21 03:19:51.4390.02000.241.152025-07-21 03:19:57.0350.10020.221.2149.2
LATOIV2025-07-21 03:19:52.3160.0200-0.011.652025-07-21 03:19:58.3570.0400-0.430.8055.9
PZZGU2025-07-21 03:19:53.0300.0281-0.071.562025-07-21 03:19:59.6600.2637-0.410.9361.7
CANIGU2025-07-21 03:19:54.6690.02000.430.652025-07-21 03:20:01.9280.0400-0.051.4469.2
RRLGU2025-07-21 03:19:55.3000.03310.211.262025-07-21 03:20:03.2200.20260.011.2970.0
VINDIV2025-07-21 03:19:54.7790.0200-0.460.722025-07-21 03:20:02.6570.0400-1.010.3675.0
GBOSGU2025-07-21 03:19:56.0900.03810.271.082025-07-21 03:20:04.5200.2256-0.101.2276.8
ENRGU2025-07-21 03:19:55.3700.03610.041.592025-07-21 03:20:03.4000.2256-0.470.8677.1
STVGU2025-07-21 03:19:54.7700.0361-0.640.552025-07-21 03:20:02.7370.2436-1.250.2777.1
SURFFR2025-07-21 03:19:56.2600.0371-0.191.262025-07-21 03:20:05.4500.2356-0.410.9279.9
LSDGU2025-07-21 03:19:56.1170.0200-0.241.142025-07-21 03:20:05.1920.3958-0.410.8980.6
CIROGU2025-07-21 03:19:56.9540.0803-0.151.362025-07-21 03:20:05.3260.1002-1.360.2186.7
PCPGU2025-07-21 03:19:57.8200.04620.041.542025-07-21 03:20:07.5310.2837-0.780.5887.1
OGAGFR2025-07-21 03:19:58.0060.02000.001.552025-07-21 03:20:08.2690.0400-0.051.3388.4
QLNOIV2025-07-21 03:19:58.0900.69890.070.792025-07-21 03:20:07.9040.5329-0.800.6188.4
ISOFR2025-07-21 03:19:57.9100.04220.061.522025-07-21 03:20:07.1490.0400-0.840.4791.5
OROIV2025-07-21 03:19:57.5610.02000.051.552025-07-21 03:20:07.5100.3557-0.031.0893.7
ROROGU2025-07-21 03:19:59.2500.04720.680.352025-07-21 03:20:09.6740.4028-0.111.0195.2
MGROGU2025-07-21 03:19:58.9300.04720.101.462025-07-21 03:20:10.0410.0400-0.191.2097.0
MLIGIV2025-07-21 03:19:59.3680.02000.041.512025-07-21 03:20:10.1490.0400-0.990.39101.1
SAOFFR2025-07-21 03:19:59.6120.02000.600.452025-07-21 03:20:10.5070.0400-0.001.30101.3
TURFFR2025-07-21 03:19:59.6760.0200-0.001.522025-07-21 03:20:10.3010.0400-1.370.21103.7
IMIGU2025-07-21 03:20:01.1600.05520.291.062025-07-21 03:20:13.4420.6299-0.520.73112.0
REMYGU2025-07-21 03:20:02.1030.02000.011.472025-07-21 03:20:14.5200.4679-0.680.68117.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
BHB GUHH1.027.66e-237.7263
RSP GUHH1.025.29e-249.2320
PZZ GUHH0.833.43e-261.7224
CANI GUHH1.133.13e-269.26
RRL GUHH0.951.34e-270.0276
GBOS GUHH1.533.17e-276.8165
ENR GUHH1.518.19e-277.1192
STV GUHH0.889.25e-377.1198
LSD GUHH1.212.69e-280.6331
CIRO GUHH1.522.49e-286.7358
PCP GUHH1.011.54e-287.1115
OGAG FRHH0.931.14e-288.4264
QLNO IVHH1.182.02e-288.4135
ORO IVEH1.433.11e-293.719
RORO GUHH1.412.90e-295.2156
MGRO GUHH1.302.14e-297.0170
SAOF FRHH0.887.31e-3101.3182
TURF FRHH1.081.11e-2103.7190
IMI GUHH1.412.65e-2112.0168
REMY GUHH1.311.40e-2117.0342


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.
(°)
BHB GUHHZ1.1740e-51.3929e-63.6825e-79.8497e-85.9462e-82.2414e-51.2630e-61.1624e-72.8419e-837.7263
BHB GUHHN1.2790e-51.6680e-66.2740e-71.4513e-78.5503e-82.9334e-51.7470e-61.7084e-73.6283e-837.7263
BHB GUHHE1.5685e-51.9405e-65.5174e-71.5574e-77.8173e-82.6920e-52.2542e-61.5880e-74.0108e-837.7263
MONC IVHHZ7.0523e-61.5202e-68.9056e-72.3725e-71.2206e-71.8051e-53.3436e-61.8804e-73.7536e-843.648
MONC IVHHN8.2849e-61.6478e-61.3134e-64.1768e-72.0753e-71.9412e-56.5584e-63.1662e-74.9934e-843.648
MONC IVHHE1.1751e-11.6866e-21.1410e-28.4118e-34.8739e-31.9172e-17.2687e-26.9232e-36.0389e-443.648
RSP GUHHZ5.7545e-67.7405e-72.8740e-77.0072e-84.0328e-81.2086e-51.0471e-66.7122e-81.5199e-849.2320
RSP GUHHN1.4682e-51.3286e-64.3763e-71.0328e-75.9620e-82.0792e-51.6879e-61.1163e-72.6432e-849.2320
RSP GUHHE7.4048e-61.0352e-64.5909e-71.3637e-76.1686e-82.2268e-51.7143e-69.5594e-82.2173e-849.2320
PZZ GUHHZ2.9196e-64.8400e-73.2225e-78.7058e-87.1982e-81.2167e-51.3841e-61.3585e-71.2380e-861.7224
PZZ GUHHN3.2694e-64.2130e-72.9843e-79.7307e-84.2737e-88.2580e-61.2797e-66.1193e-81.0312e-861.7224
PZZ GUHHE3.0476e-64.6510e-73.3024e-78.9924e-84.6312e-86.5303e-61.3706e-67.3445e-81.0903e-861.7224
CANI GUHHZ5.9463e-65.8093e-71.5049e-74.1185e-82.0368e-87.7604e-67.3576e-74.1876e-81.1643e-869.26
CANI GUHHN5.6128e-65.0970e-71.7951e-75.3324e-82.7172e-88.7635e-61.2283e-64.8155e-89.1255e-969.26
CANI GUHHE7.8150e-67.5528e-72.3962e-77.5038e-83.8180e-81.0987e-51.1971e-66.6519e-81.6157e-869.26
RRL GUHHZ1.0948e-61.3362e-78.0043e-83.8139e-81.6394e-83.0755e-64.0803e-72.2569e-83.2482e-970.0276
RRL GUHHN1.1993e-61.8630e-71.1393e-74.4624e-82.5556e-84.6532e-64.9344e-73.3833e-84.1605e-970.0276
RRL GUHHE1.1485e-62.5833e-71.3400e-73.4183e-82.1515e-83.7405e-67.3471e-73.1408e-85.5487e-970.0276
GBOS GUHHZ2.1056e-63.7628e-72.3049e-75.6806e-83.4206e-86.9200e-61.4636e-65.3549e-89.4878e-976.8165
GBOS GUHHN1.3185e-63.0223e-72.2744e-71.1208e-75.0210e-84.1261e-61.1276e-67.2681e-87.8775e-976.8165
GBOS GUHHE1.7265e-64.3770e-72.7502e-71.1874e-74.5058e-86.5490e-61.1113e-66.2573e-81.1143e-876.8165
ENR GUHHZ2.2231e-52.6517e-62.7783e-78.6466e-84.1861e-81.5771e-59.6407e-76.6685e-81.4792e-877.1192
ENR GUHHN1.8747e-51.5925e-64.4838e-71.4740e-79.0501e-82.2110e-51.7537e-61.4292e-73.2277e-877.1192
ENR GUHHE2.7404e-52.4148e-66.9656e-72.0242e-71.1873e-73.1868e-52.0735e-62.0095e-74.5575e-877.1192
STV GUHHZ2.2579e-61.7671e-77.5455e-82.3082e-81.2095e-82.3926e-64.0857e-71.9708e-83.8578e-977.1198
STV GUHHN1.2685e-61.2377e-76.8363e-82.1466e-81.3089e-82.3715e-64.3063e-72.1675e-82.8183e-977.1198
STV GUHHE1.3198e-61.7381e-78.9022e-82.6854e-81.4274e-82.8534e-64.7350e-72.3471e-83.2923e-977.1198
LSD GUHHZ2.8975e-62.9779e-71.4675e-77.1360e-82.4311e-85.1421e-64.4129e-73.3108e-87.2126e-980.6331
LSD GUHHN2.5790e-63.9890e-72.0912e-79.0076e-83.7790e-85.6942e-66.9580e-75.9706e-89.4619e-980.6331
LSD GUHHE3.5298e-65.6562e-72.7920e-79.9888e-83.9467e-89.3270e-61.5330e-65.9728e-89.8479e-980.6331
CIRO GUHHZ3.6916e-63.4111e-71.8125e-75.4646e-82.7655e-86.9385e-68.0654e-75.0485e-89.1940e-986.7358
CIRO GUHHN5.3855e-65.3634e-71.5179e-74.9177e-82.4684e-84.9937e-65.2559e-74.5861e-89.1333e-986.7358
CIRO GUHHE7.3159e-66.6978e-71.6764e-76.0944e-82.8957e-89.0112e-65.5995e-74.9679e-81.1516e-886.7358
PCP GUHHZ1.2492e-61.3087e-78.5690e-82.8936e-82.1414e-82.2944e-67.2284e-73.5503e-83.0105e-987.1115
PCP GUHHN9.2241e-71.4127e-78.6880e-83.8199e-82.8395e-81.9999e-64.2773e-75.1156e-83.5798e-987.1115
PCP GUHHE1.1530e-61.8172e-71.1876e-75.1743e-82.5292e-82.3482e-67.2708e-74.1192e-85.1883e-987.1115
OGAG FRHHZ5.1080e-71.0438e-79.1676e-86.1674e-82.8845e-82.3533e-65.0214e-73.6843e-83.9695e-988.4264
OGAG FRHHN4.8733e-71.2031e-71.1054e-75.7803e-82.8336e-81.2451e-65.7767e-72.8486e-84.0920e-988.4264
OGAG FRHHE3.8202e-71.0431e-78.5517e-86.7552e-83.0558e-89.9021e-73.7576e-74.3644e-83.2055e-988.4264
QLNO IVHHZ1.1811e-62.0012e-71.0229e-74.0113e-82.5190e-82.7438e-64.3237e-73.5579e-83.9019e-988.4135
QLNO IVHHN1.5097e-62.3171e-71.4988e-76.7317e-83.3201e-83.7440e-65.5510e-74.1606e-85.6440e-988.4135
QLNO IVHHE1.9531e-63.6799e-72.1925e-77.7654e-84.0219e-84.7094e-66.2093e-75.3524e-87.3935e-988.4135
ISO FRHHZ1.7367e-61.3976e-72.4859e-88.1215e-98.1967e-98.2240e-71.0040e-71.3858e-81.4030e-991.5210
ISO FRHHN6.9754e-76.8332e-82.3531e-88.3608e-96.1335e-91.0388e-61.1921e-79.7621e-91.2792e-991.5210
ISO FRHHE6.9875e-76.9462e-82.0645e-87.0692e-95.4263e-99.9824e-79.4159e-89.4750e-91.2603e-991.5210
ORO IVEHZ2.9949e-63.5539e-72.2219e-75.5929e-83.0952e-86.7772e-61.1760e-65.1763e-88.5297e-993.719
ORO IVEHN4.8725e-65.1962e-72.8329e-79.3779e-84.4753e-89.9491e-61.4482e-67.1380e-81.0819e-893.719
ORO IVEHE4.2685e-64.6943e-72.1983e-76.9051e-83.2673e-88.7184e-68.4852e-75.5229e-81.1095e-893.719
RORO GUHHZ1.3489e-62.8259e-71.6482e-75.6589e-83.1600e-82.5917e-67.2894e-74.5718e-88.4642e-995.2156
RORO GUHHN1.1206e-62.4290e-71.5676e-73.9842e-82.1133e-83.1148e-66.0246e-73.4570e-84.9891e-995.2156
RORO GUHHE1.9754e-64.0308e-72.7837e-77.2883e-83.7026e-84.9921e-61.3391e-64.9383e-89.5780e-995.2156
MGRO GUHHZ5.7771e-71.1852e-71.1109e-77.5614e-83.7002e-88.4352e-77.1792e-75.0070e-83.9748e-997.0170
MGRO GUHHN6.6128e-72.0151e-71.7070e-78.9559e-86.7489e-81.7813e-69.7787e-71.1563e-71.4695e-897.0170
MGRO GUHHE7.6315e-71.9340e-71.8215e-78.4190e-83.4094e-81.4897e-61.3230e-64.0911e-85.3873e-997.0170
SAOF FRHHZ2.5554e-75.4387e-84.7822e-82.5110e-81.4996e-85.7874e-72.7133e-72.3842e-81.8286e-9101.3182
SAOF FRHHN4.0864e-75.4206e-84.9289e-82.4878e-81.2071e-88.6541e-72.9987e-71.5894e-81.8081e-9101.3182
SAOF FRHHE3.4900e-77.5341e-86.0097e-83.5058e-81.8573e-81.1493e-63.5327e-72.4610e-82.6928e-9101.3182
TURF FRHHZ5.9201e-76.0468e-83.8328e-81.9213e-81.2721e-89.3838e-71.9159e-71.8484e-81.8048e-9103.7190
TURF FRHHN4.5335e-79.9395e-84.7211e-83.7985e-85.7436e-81.2243e-62.0433e-71.0252e-71.6419e-8103.7190
TURF FRHHE3.8237e-74.8777e-83.9217e-82.1019e-81.6357e-88.8382e-71.8958e-72.7999e-82.0892e-9103.7190
IMI GUHHZ8.3815e-71.0226e-77.6401e-85.8548e-83.4184e-81.6563e-65.8466e-74.0696e-83.8749e-9112.0168
IMI GUHHN1.7990e-62.9740e-72.2430e-79.8304e-84.8225e-84.6049e-61.3777e-67.8817e-86.7983e-9112.0168
IMI GUHHE9.5125e-72.3674e-71.5719e-77.0437e-83.8245e-82.2872e-67.1662e-75.7548e-85.2231e-9112.0168
REMY GUHHZ8.7309e-71.4262e-78.4130e-83.6180e-81.4392e-81.3285e-64.7007e-72.1245e-83.1828e-9117.0342
REMY GUHHN1.3899e-62.0039e-71.2838e-73.9314e-82.2290e-82.4285e-61.0477e-62.8720e-84.4968e-9117.0342
REMY GUHHE1.1535e-61.6614e-71.1552e-76.9608e-83.9637e-82.7318e-66.3089e-75.3935e-86.5240e-9117.0342
*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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