MANUAL Location - Area: Alpi Graie , magnitude (ML): 1.6
2025-05-07 14:26:48 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-05-08 06:40:08

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Earthquake info - Manual location
Event - ID :250507142626
Magnitude (ML) :1.6 +/- 0.2
Origin Time :2025-05-07 14:26:48.692 (UTC)
Location : Latitude: 45.153 N, Longitude: 7.286 E
Area :Alpi Graie
Depth (km) :14.87
Distances (km) : 4.4 --- Condove
4.9 --- Borgone Susa
5.0 --- Sant Antonino di Susa
5.0 --- Caprie
5.6 --- Vaie
5.8 --- San Didero
6.3 --- Villar Focchiardo
6.4 --- Chiusa di San Michele
7.1 --- Bruzolo
7.9 --- Rubiana
8.5 --- Sant Ambrogio di Torino
8.5 --- Lemie
8.7 --- Villar Dora
8.8 --- San Giorio di Susa
9.1 --- Chianocco
9.4 --- Almese
9.6 --- Valgioie
10.4 --- Usseglio
10.9 --- Bussoleno
11.1 --- Coazze

Quality location estimate: Erh: 1.3 km, Erz: 2 km, Nf: 51, Gap: 59 °, 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.
LATOIV2025-05-07 14:26:53.5460.0200-0.021.362025-05-07 14:26:56.4040.0400-0.511.2626.1
BHBGU2025-05-07 14:26:55.5700.01700.021.422025-05-07 14:26:59.8100.1083-0.551.1638.6
LSDGU2025-05-07 14:26:56.1770.15060.191.362025-05-07 14:27:00.5700.1133-0.431.2239.9
RRLGU2025-05-07 14:26:57.9700.02510.251.302025-05-07 14:27:04.0690.14740.081.3649.7
OGMOFR2025-05-07 14:26:58.1900.02710.490.932025-05-07 14:27:03.7800.1514-0.131.2849.9
MONCIV2025-05-07 14:26:59.3600.02310.401.162025-05-07 14:27:07.4490.04000.441.0553.3
CIROGU2025-05-07 14:26:58.7900.0271-0.461.262025-05-07 14:27:05.3110.1635-1.200.4457.3
MRGEIV2025-05-07 14:27:01.7700.03710.051.392025-05-07 14:27:09.9800.2336-0.571.0572.7
OGAGFR2025-05-07 14:27:02.2620.02000.471.002025-05-07 14:27:10.5600.0400-0.461.1773.1
PZZGU2025-05-07 14:27:00.9300.0361-0.421.232025-05-07 14:27:09.5720.0400-0.820.7974.8
RSLFR2025-05-07 14:27:03.1900.04220.351.222025-05-07 14:27:11.9340.3848-0.491.0780.1
BLANCGU2025-05-07 14:27:03.8600.12960.251.312025-05-07 14:27:12.8100.4339-0.960.7283.6
SURFFR2025-05-07 14:27:03.5900.09040.081.382025-05-07 14:27:13.3640.2547-0.790.8584.8
VINDIV2025-05-07 14:27:05.3010.02000.970.252025-05-07 14:27:13.6180.0400-1.850.1395.3
STVGU2025-05-07 14:27:04.3500.0803-0.680.972025-05-07 14:27:15.0120.0400-1.650.22102.1
ENRGU2025-05-07 14:27:04.8500.0793-0.391.212025-05-07 14:27:15.9900.3097-1.080.61104.4
DIXCH2025-05-07 14:27:06.8400.06230.241.322025-05-07 14:27:18.4180.4178-0.790.84104.9
GBOSGU2025-05-07 14:27:06.7420.02000.301.272025-05-07 14:27:19.1580.04000.061.30111.5
MMKCH2025-05-07 14:27:08.6650.05621.100.182025-05-07 14:27:20.9950.33770.231.10114.3
PCPGU2025-05-07 14:27:09.1960.08030.730.542025-05-07 14:27:23.6070.20050.700.68121.3
MGROGU2025-05-07 14:27:09.4480.0200-0.161.272025-05-07 14:27:24.4860.0400-0.321.20131.2
ROROGU2025-05-07 14:27:10.3100.06330.720.562025-05-07 14:27:23.8560.0400-0.880.76132.0
MLIGIV2025-05-07 14:27:09.5800.0200-0.431.192025-05-07 14:27:24.2080.0400-1.360.39134.1
SIMPLCH2025-05-07 14:27:11.1080.02000.121.352025-05-07 14:27:25.7970.0400-0.840.81134.6
SENINCH2025-05-07 14:27:12.6180.02001.010.002025-05-07 14:27:27.6000.0400-0.171.24135.6


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
RRL GUHH1.397.70e-249.7237
MONC IVHH1.401.48e-153.3100
CIRO GUHH1.861.33e-157.324
MRGE IVHH1.951.58e-172.7346
OGAG FRHH1.354.60e-273.1236
PZZ GUHH1.661.52e-174.8191
BLANCGUHH1.545.32e-283.6341
STV GUHH1.381.56e-2102.1178
ENR GUHH1.909.89e-2104.4174
GBOS GUHH1.712.04e-2111.5156
MMK CHHH1.762.23e-2114.328
PCP GUHH1.181.03e-2121.3124
MGRO GUHH1.421.33e-2131.2161
RORO GUHH1.571.84e-2132.0152
SIMPLCHHH1.381.14e-2134.625


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 GUHHZ5.7883e-51.3362e-55.5056e-62.3023e-61.0269e-61.5486e-41.3119e-51.5971e-63.1020e-738.6183
BHB GUHHN1.0729e-41.9790e-57.6682e-61.7362e-61.1315e-63.5339e-42.4649e-52.1075e-64.5106e-738.6183
BHB GUHHE4.0994e-58.3636e-64.1331e-61.9801e-61.0262e-61.0858e-41.6858e-51.4928e-62.2895e-738.6183
LSD GUHHZ6.5889e-56.4551e-62.8564e-68.1955e-73.8486e-77.2126e-51.4515e-56.1840e-71.1290e-739.9341
LSD GUHHN1.8222e-42.1097e-54.3964e-61.2896e-67.1085e-72.3075e-42.4589e-51.3139e-63.9810e-739.9341
LSD GUHHE1.3895e-41.7619e-55.6405e-61.8846e-69.4972e-72.0117e-42.0208e-51.4783e-63.6791e-739.9341
RRL GUHHZ8.6638e-68.7938e-74.0775e-71.8834e-71.0013e-72.6505e-51.3896e-61.1329e-72.0481e-849.7237
RRL GUHHN1.0127e-51.5013e-67.1814e-72.0963e-79.9250e-83.5538e-53.1716e-61.5946e-73.4813e-849.7237
RRL GUHHE9.7411e-61.3259e-66.5615e-71.8996e-78.0783e-82.6493e-52.6745e-61.4351e-73.3137e-849.7237
MONC IVHHZ6.3374e-61.2024e-61.1272e-63.7701e-71.6010e-72.4380e-56.2312e-62.1449e-73.0811e-853.3100
MONC IVHHN1.3094e-51.7072e-61.4311e-65.8931e-72.0926e-71.9466e-51.0417e-52.4004e-74.0618e-853.3100
MONC IVHHE7.1009e-61.2631e-61.2805e-65.1517e-72.3367e-71.6052e-59.2340e-62.9386e-74.2101e-853.3100
CIRO GUHHZ3.0352e-52.9588e-68.8080e-72.3622e-71.5188e-74.3939e-54.7001e-62.8628e-75.6417e-857.324
CIRO GUHHN3.0623e-53.3289e-68.0452e-72.2880e-71.1918e-76.1893e-52.4401e-62.3296e-76.4056e-857.324
CIRO GUHHE3.1407e-53.4166e-61.0708e-62.8618e-71.6079e-75.0886e-54.0099e-62.9744e-76.5572e-857.324
MRGE IVHHZ3.0912e-53.2477e-66.1396e-72.1686e-79.7262e-82.0124e-52.6405e-61.6253e-74.1830e-872.7346
MRGE IVHHN4.2698e-54.0849e-61.1533e-64.5048e-72.1420e-77.4055e-53.9064e-63.8626e-77.9280e-872.7346
MRGE IVHHE2.8638e-52.6416e-67.5461e-72.4880e-71.4301e-72.7891e-52.6891e-62.1475e-75.2888e-872.7346
OGAG FRHHZ1.9480e-64.7128e-73.8506e-71.3864e-77.3993e-88.3029e-62.4255e-69.5063e-81.3167e-873.1236
OGAG FRHHN2.1487e-63.8890e-73.9782e-71.9019e-77.5468e-87.7574e-61.8500e-61.0101e-71.2152e-873.1236
OGAG FRHHE1.8115e-64.8679e-73.9221e-72.5228e-71.8053e-73.9951e-62.3291e-62.3950e-71.4323e-873.1236
PZZ GUHHZ8.8080e-61.6463e-61.1857e-63.8429e-71.7852e-72.7602e-55.9592e-62.4928e-74.3373e-874.8191
PZZ GUHHN1.2224e-52.1480e-61.5631e-64.1500e-71.7818e-72.7479e-56.6042e-62.5160e-75.0593e-874.8191
PZZ GUHHE1.1253e-52.2223e-61.4769e-65.3571e-72.7391e-72.9045e-58.1605e-63.3381e-75.0891e-874.8191
BLANCGUHHZ2.8048e-64.7094e-73.6071e-71.3531e-78.9605e-86.8849e-61.9591e-61.1686e-71.6307e-883.6341
BLANCGUHHN3.6500e-65.8837e-73.9143e-71.3980e-76.5276e-88.2665e-62.5822e-69.0648e-81.6060e-883.6341
BLANCGUHHE4.0796e-67.9679e-75.4494e-72.0955e-71.0986e-71.1185e-53.2181e-61.6655e-72.0342e-883.6341
STV GUHHZ2.0480e-62.6640e-71.3446e-73.3246e-81.9385e-84.4118e-66.1391e-73.3940e-86.0909e-9102.1178
STV GUHHN1.7177e-61.8073e-71.0380e-74.9970e-84.1454e-83.2724e-63.7565e-77.0229e-86.4944e-9102.1178
STV GUHHE1.8737e-62.3279e-71.5006e-74.4193e-82.3439e-83.6473e-69.1097e-73.6520e-85.6975e-9102.1178
ENR GUHHZ7.7197e-61.0583e-63.6878e-71.4556e-76.7208e-81.5165e-51.5136e-61.0444e-71.9983e-8104.4174
ENR GUHHN1.9929e-52.0136e-65.7043e-71.6214e-78.7900e-83.1268e-51.7862e-61.6305e-74.0920e-8104.4174
ENR GUHHE2.9786e-52.7693e-68.0989e-71.9061e-79.6270e-84.3691e-52.6721e-62.0204e-75.8579e-8104.4174
DIX CHHHZ1.2443e-51.8478e-61.2821e-64.2452e-71.8182e-72.3602e-57.2530e-63.0405e-75.1336e-8104.95
DIX CHHHN2.2600e-52.4705e-61.4269e-66.4348e-72.8519e-74.8028e-58.7422e-63.9528e-76.7786e-8104.95
DIX CHHHE2.2675e-53.8733e-62.0935e-66.5964e-73.1430e-73.5555e-51.5947e-54.8361e-78.1108e-8104.95
GBOS GUHHZ1.3752e-62.9598e-71.7012e-76.3862e-82.6581e-85.7131e-68.9136e-73.4848e-86.6956e-9111.5156
GBOS GUHHN1.1555e-62.5170e-71.6760e-77.0908e-82.5248e-83.9917e-61.0610e-63.6187e-85.3610e-9111.5156
GBOS GUHHE1.7235e-62.6715e-72.0638e-78.1427e-83.4832e-86.3165e-68.7085e-75.4185e-86.6734e-9111.5156
MMK CHHHZ2.0772e-62.7483e-72.1084e-77.3454e-82.8279e-84.7416e-61.0220e-63.9338e-86.7448e-9114.328
MMK CHHHN2.5357e-63.7641e-72.2905e-77.3957e-83.4539e-87.7144e-61.3672e-65.4055e-88.6598e-9114.328
MMK CHHHE3.2497e-63.7920e-71.6743e-77.1328e-82.8182e-85.9434e-69.6413e-74.1598e-89.5040e-9114.328
PCP GUHHZ5.7486e-71.2024e-71.2013e-74.8137e-83.5586e-81.4551e-66.1723e-75.3163e-85.0128e-9121.3124
PCP GUHHN4.8102e-78.7015e-88.9849e-84.2371e-82.4049e-81.1774e-64.3428e-73.2126e-83.3256e-9121.3124
PCP GUHHE5.2095e-71.1819e-79.5169e-84.0096e-83.0468e-81.4509e-65.4988e-74.5837e-84.2577e-9121.3124
MGRO GUHHZ5.8982e-79.4096e-87.7018e-84.1663e-81.8709e-81.2754e-65.2444e-72.7452e-82.9359e-9131.2161
MGRO GUHHN5.4408e-71.1753e-71.0594e-76.5052e-83.0713e-81.8879e-64.9841e-73.8717e-83.7677e-9131.2161
MGRO GUHHE5.2780e-71.2091e-78.3718e-85.5522e-82.5732e-82.0398e-63.6500e-73.2291e-82.6722e-9131.2161
RORO GUHHZ9.2150e-71.8358e-71.5212e-76.7387e-83.0850e-82.8363e-61.1185e-65.0151e-84.4552e-9132.0152
RORO GUHHN9.9485e-72.0617e-71.8257e-76.9096e-83.0291e-82.5982e-68.7788e-73.7976e-85.0750e-9132.0152
RORO GUHHE8.8363e-71.8689e-71.4694e-76.4331e-82.5401e-82.5389e-66.1876e-73.1492e-84.4263e-9132.0152
SIMPLCHHHZ1.3609e-61.5289e-71.2092e-74.4006e-81.7871e-82.6740e-66.9862e-72.5732e-84.1005e-9134.625
SIMPLCHHHN1.1461e-61.6421e-79.9816e-84.1728e-82.2587e-82.6822e-64.6192e-72.7951e-83.9158e-9134.625
SIMPLCHHHE1.1412e-61.7959e-71.0744e-74.2108e-81.6735e-82.8160e-65.0197e-72.2991e-84.5747e-9134.625
SENINCHHHZ1.7928e-64.2202e-74.5696e-71.8145e-76.3435e-85.8912e-62.6174e-69.3005e-81.2652e-8135.60
SENINCHHHN1.5391e-63.6117e-72.8412e-71.1344e-75.2904e-86.1024e-61.3861e-68.2366e-81.1876e-8135.60
SENINCHHHE1.8961e-64.0404e-73.8554e-71.4099e-75.5227e-86.1501e-61.8213e-66.6948e-81.0497e-8135.60
*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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