MANUAL Location - Area: Alpi Cozie , magnitude (ML): 1.6
2025-06-25 23:48:49 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-06-26 08:21:40

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Earthquake info - Manual location
Event - ID :250625234823
Magnitude (ML) :1.6 +/- 0.2
Origin Time :2025-06-25 23:48:49.512 (UTC)
Location : Latitude: 44.523 N, Longitude: 7.243 E
Area :Alpi Cozie
Depth (km) :14.02
Distances (km) : 3.8 --- San Damiano Macra
5.6 --- Macra
6.0 --- Cartignano
6.1 --- Frassino
6.7 --- Celle di Macra
7.5 --- Melle
7.6 --- Sampeyre
8.5 --- Valmala
9.3 --- Roccabruna
9.4 --- Stroppo
10.8 --- Brossasco
11.3 --- Dronero
11.8 --- Villar San Costanzo
11.8 --- Pradleves
12.3 --- Elva
12.8 --- Castelmagno
12.9 --- Venasca
13.2 --- Isasca
13.7 --- Marmora
14.0 --- Monterosso Grana

Quality location estimate: Erh: 0.7 km, Erz: 0.5 km, Nf: 54, Gap: 57 °, 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.
PZZGU2025-06-25 23:48:52.9800.00900.001.742025-06-25 23:48:54.8300.0491-0.630.8418.5
VINDIV2025-06-25 23:48:54.6860.0200-0.041.662025-06-25 23:48:57.7010.0400-0.690.7328.0
STVGU2025-06-25 23:48:55.7800.01700.061.522025-06-25 23:48:59.5400.1243-0.530.9834.9
SURFFR2025-06-25 23:48:56.5500.01900.021.622025-06-25 23:49:01.3930.1113-0.251.2037.2
BHBGU2025-06-25 23:48:56.0900.0190-0.021.662025-06-25 23:49:00.2300.1103-0.431.0637.7
ENRGU2025-06-25 23:48:56.3500.01900.041.592025-06-25 23:49:00.8030.1995-0.271.1938.5
ISOFR2025-06-25 23:48:57.9000.02210.590.192025-06-25 23:49:02.6290.1293-0.021.3043.3
GBOSGU2025-06-25 23:48:59.6600.02910.041.462025-06-25 23:49:06.4900.1745-0.251.1958.7
RRLGU2025-06-25 23:49:00.0200.0291-0.031.512025-06-25 23:49:07.2300.1755-0.241.1959.2
TURFFR2025-06-25 23:49:01.0700.04220.141.072025-06-25 23:49:08.6590.1905-0.451.0163.6
OGAGFR2025-06-25 23:49:00.9400.0321-0.201.202025-06-25 23:49:09.1040.2416-0.311.1064.8
SAOFFR2025-06-25 23:49:01.2900.03310.011.452025-06-25 23:49:09.1700.2005-0.490.9766.1
MLIGIV2025-06-25 23:49:01.5400.0401-0.530.992025-06-25 23:49:09.8420.1002-1.250.1870.4
RSPGU2025-06-25 23:49:01.0400.0351-0.491.032025-06-25 23:49:08.7600.2116-1.330.1771.2
MVIFFR2025-06-25 23:49:02.7200.05020.350.442025-06-25 23:49:11.2600.2146-0.431.0271.4
MGROGU2025-06-25 23:49:01.5900.0361-0.451.052025-06-25 23:49:10.3100.2136-0.740.6671.5
ESCAFR2025-06-25 23:49:03.5300.04420.081.242025-06-25 23:49:13.2000.2366-0.141.1178.9
ROROGU2025-06-25 23:49:03.1600.0412-0.101.372025-06-25 23:49:12.7970.3848-0.230.9781.1
MONCIV2025-06-25 23:49:04.8200.04120.490.30--:---.-----.---.-- 82.8
BIGNGU2025-06-25 23:49:03.7500.0422-0.251.182025-06-25 23:49:13.7960.4449-0.530.8183.9
BURYGU2025-06-25 23:49:04.2800.0442-0.471.032025-06-25 23:49:14.7890.3267-0.790.6387.1
CANOGU2025-06-25 23:49:04.4200.0442-0.331.132025-06-25 23:49:14.3920.3958-1.310.2587.7
OGMOFR2025-06-25 23:49:05.1900.04520.091.202025-06-25 23:49:14.9200.4399-1.080.4289.1
LATOIV2025-06-25 23:49:03.3930.0803-0.540.95--:---.-----.---.-- 89.3
QLNOIV2025-06-25 23:49:05.3200.05120.121.112025-06-25 23:49:16.0480.2737-0.520.8991.5
ROTMGU2025-06-25 23:49:06.4200.21180.011.122025-06-25 23:49:18.4200.5019-0.330.8395.9
PCPGU2025-06-25 23:49:07.1900.05220.360.50--:---.-----.---.-- 104.1
LSDGU2025-06-25 23:49:07.7730.12050.690.17--:---.-----.---.-- 105.4


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
PZZ GUHH1.843.57e+018.5260
STV GUHH1.582.38e-134.9168
BHB GUHH1.371.71e-137.73
ENR GUHH1.959.54e-138.5157
ISO FRHH1.148.41e-243.3202
GBOS GUHH1.871.26e-158.7123
RRL GUHH1.659.80e-259.2321
TURF FRHH1.508.70e-263.6169
OGAG FRHH1.631.13e-164.8298
SAOF FRHH1.315.15e-266.1157
RSP GUHH1.405.82e-271.21
MGRO GUHH1.314.34e-271.5140
ESCA FRHH1.698.44e-278.9172
RORO GUHH1.626.78e-281.1125
BIGN GUEH1.454.22e-283.9151
BURY GUHH1.474.04e-287.1163
CANO GUHH1.881.05e-187.7114
QLNO IVHH1.463.58e-291.5104
ROTM GUHH1.379.77e-295.967


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.
(°)
PZZ GUHHZ3.2979e-45.8591e-53.0892e-51.1154e-56.4982e-61.2328e-31.4818e-49.7921e-61.5647e-618.5260
PZZ GUHHN4.5418e-46.2291e-52.9352e-51.1161e-55.7075e-61.0575e-31.2511e-48.1356e-61.2013e-618.5260
PZZ GUHHE4.0550e-45.7982e-52.8594e-57.7837e-64.3178e-61.3976e-31.3296e-46.6886e-61.0863e-618.5260
STV GUHHZ2.7919e-53.4131e-61.8408e-67.0355e-73.3585e-76.8276e-58.1721e-65.2618e-78.1528e-834.9168
STV GUHHN3.1108e-53.2607e-61.4305e-65.6331e-73.0653e-75.2639e-56.5474e-64.7393e-76.8847e-834.9168
STV GUHHE5.1263e-55.1566e-61.8906e-64.5008e-72.6442e-77.4552e-57.3144e-64.7315e-71.0446e-734.9168
BHB GUHHZ3.6635e-55.9500e-61.8455e-64.4248e-72.6189e-71.1962e-47.5067e-65.1103e-71.3142e-737.73
BHB GUHHN2.9181e-53.4986e-61.2867e-62.7511e-71.6031e-75.8753e-54.4601e-63.0144e-77.0250e-837.73
BHB GUHHE3.4831e-54.2794e-61.4232e-64.3035e-72.4727e-76.0650e-55.7620e-64.2668e-78.2223e-837.73
ENR GUHHZ1.2382e-41.5058e-54.7661e-61.5788e-68.0669e-72.1998e-42.4284e-51.3452e-62.7170e-738.5157
ENR GUHHN2.5059e-42.1835e-56.9342e-62.9031e-61.3908e-62.9302e-42.7230e-52.3567e-64.8536e-738.5157
ENR GUHHE3.1635e-42.7302e-56.8001e-62.3144e-61.0934e-63.4488e-43.3753e-52.0797e-65.2728e-738.5157
ISO FRHHZ9.3854e-61.3295e-66.4407e-71.9388e-71.0409e-72.8679e-52.8267e-61.5768e-72.9671e-843.3202
ISO FRHHN8.5091e-61.1912e-64.4205e-71.2723e-77.5822e-81.8489e-51.9979e-61.2477e-72.5135e-843.3202
ISO FRHHE1.3939e-51.4017e-66.7910e-72.1885e-71.3367e-72.9911e-53.1648e-62.0679e-73.3521e-843.3202
GBOS GUHHZ8.0472e-61.6391e-61.0330e-62.6868e-71.3118e-72.3464e-55.7055e-61.9481e-73.5473e-858.7123
GBOS GUHHN1.1200e-51.9772e-61.1519e-63.0965e-71.6668e-73.6194e-57.2208e-62.8831e-75.3036e-858.7123
GBOS GUHHE1.1592e-52.0170e-61.0759e-62.8359e-71.2934e-72.8055e-56.0499e-62.1678e-74.0200e-858.7123
RRL GUHHZ9.2365e-61.0819e-65.4420e-72.6543e-71.3124e-72.2907e-53.2049e-61.6916e-72.9683e-859.2321
RRL GUHHN8.6769e-61.6683e-61.0318e-63.1364e-71.3063e-73.0014e-55.9107e-61.9038e-73.1472e-859.2321
RRL GUHHE1.0259e-51.5757e-68.8934e-72.6715e-71.2617e-73.8356e-53.5134e-61.9812e-73.5735e-859.2321
TURF FRHHZ3.1049e-66.8693e-75.1863e-71.9027e-77.3910e-87.4347e-62.1049e-61.0557e-71.8024e-863.6169
TURF FRHHN4.0855e-67.4949e-75.5516e-72.0747e-77.2499e-81.7077e-52.6777e-61.0023e-71.7226e-863.6169
TURF FRHHE3.3376e-69.0777e-76.4559e-72.4227e-71.3719e-71.0479e-54.7570e-62.2151e-72.6444e-863.6169
OGAG FRHHZ1.9718e-65.0939e-74.7344e-72.9544e-71.2502e-76.1393e-62.3253e-61.2241e-71.3350e-864.8298
OGAG FRHHN3.8943e-68.3495e-77.2223e-73.3466e-71.1532e-71.4322e-52.4495e-61.5813e-72.1997e-864.8298
OGAG FRHHE3.5118e-61.1303e-68.1252e-74.8412e-71.9066e-75.8264e-63.9909e-62.6783e-72.6314e-864.8298
SAOF FRHHZ2.1371e-65.5814e-74.3189e-71.5977e-77.5616e-86.4724e-63.0986e-69.5778e-81.3788e-866.1157
SAOF FRHHN2.4051e-65.8372e-72.9456e-71.5014e-77.5980e-87.1942e-61.3330e-68.7329e-81.5980e-866.1157
SAOF FRHHE2.6814e-65.2040e-74.5396e-71.8300e-79.6849e-81.1606e-53.6652e-61.4347e-71.7174e-866.1157
RSP GUHHZ7.4110e-69.4383e-73.6895e-79.0080e-84.6993e-81.7066e-51.3718e-68.9899e-82.1169e-871.21
RSP GUHHN9.0419e-61.0708e-66.0688e-71.2902e-76.4140e-82.3487e-51.8046e-61.1239e-72.2675e-871.21
RSP GUHHE8.1078e-61.1710e-64.8168e-71.1929e-76.5895e-82.1629e-51.7092e-61.0756e-72.3251e-871.21
MGRO GUHHZ2.1773e-63.0772e-72.2200e-71.0700e-75.4750e-85.5279e-68.6172e-77.0288e-89.2929e-971.5140
MGRO GUHHN3.7384e-65.7995e-73.7204e-71.6430e-75.7620e-88.3834e-62.1298e-67.8573e-81.5376e-871.5140
MGRO GUHHE2.6697e-65.3839e-73.7768e-71.7202e-75.2145e-87.5113e-61.1723e-67.0442e-81.2339e-871.5140
ESCA FRHHZ3.5670e-66.2438e-74.3337e-71.0012e-75.0631e-81.2674e-52.7536e-67.9874e-81.5937e-878.9172
ESCA FRHHN4.4819e-67.2685e-73.6073e-71.1572e-74.8239e-81.2094e-51.5712e-66.7767e-81.6614e-878.9172
ESCA FRHHE5.7143e-61.1810e-67.9558e-72.1950e-71.1695e-72.1054e-56.2998e-61.7206e-72.7621e-878.9172
RORO GUHHZ6.8911e-61.0316e-65.5198e-71.2444e-76.5076e-81.8566e-52.4649e-61.1198e-72.4040e-881.1125
RORO GUHHN5.8543e-68.3815e-75.4569e-71.4198e-77.5238e-81.3046e-52.5044e-61.2773e-72.2770e-881.1125
RORO GUHHE8.2438e-61.0945e-66.9496e-71.5086e-77.6742e-82.2168e-52.3325e-61.2991e-72.3924e-881.1125
BIGN GUEHZ2.9897e-62.9721e-71.8926e-75.8431e-82.8989e-85.7466e-65.9836e-74.4433e-87.4666e-983.9151
BIGN GUEHN5.2164e-66.5073e-73.5008e-71.1028e-75.5746e-81.5311e-59.7348e-71.0323e-71.8313e-883.9151
BIGN GUEHE5.5769e-67.9838e-73.9593e-71.0031e-74.8464e-81.4689e-51.3831e-67.8421e-81.8602e-883.9151
BURY GUHHZ2.3582e-64.1027e-72.7930e-71.6768e-76.7573e-85.4069e-61.8857e-68.8913e-89.8793e-987.1163
BURY GUHHN3.0762e-65.2893e-73.3613e-71.5413e-75.6104e-89.5412e-61.5153e-67.2977e-81.1906e-887.1163
BURY GUHHE3.1208e-64.4335e-72.9615e-71.2850e-76.1799e-81.1878e-51.6836e-69.2485e-81.3348e-887.1163
CANO GUHHZ1.3126e-51.5277e-65.6773e-71.4547e-77.4771e-81.7104e-52.0843e-61.3752e-73.2407e-887.7114
CANO GUHHN8.3801e-61.3974e-69.7610e-72.3888e-71.2168e-71.4186e-56.4496e-61.7357e-72.9338e-887.7114
CANO GUHHE7.6299e-61.5618e-67.5234e-71.9534e-78.0224e-81.9471e-52.8771e-61.4232e-73.1293e-887.7114
QLNO IVHHZ2.7448e-64.1499e-71.8493e-75.8595e-83.0234e-87.6088e-66.2020e-74.7924e-89.3487e-991.5104
QLNO IVHHN5.6294e-66.3114e-73.1169e-78.5567e-84.1354e-81.0351e-51.5556e-66.1925e-81.3692e-891.5104
QLNO IVHHE5.0269e-66.3949e-73.4233e-71.0196e-74.0519e-81.1331e-51.2956e-66.5145e-81.4285e-891.5104
ROTM GUHHZ4.8358e-65.2754e-74.2436e-72.1078e-77.8584e-89.6683e-62.3141e-68.7184e-81.3197e-895.967
ROTM GUHHN5.9082e-61.0182e-69.8947e-74.4047e-71.6942e-71.8231e-54.2058e-62.1701e-73.0826e-895.967
ROTM GUHHE5.2019e-69.1820e-77.2367e-74.1099e-71.6694e-71.1679e-53.7650e-61.7908e-73.0151e-895.967
*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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