MANUAL Location - Area: Alpi Cozie , magnitude (ML): -0.1
2025-07-14 04:39:39 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-07-14 08:13:20

20 km
Lat : Lon
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Earthquake info - Manual location
Event - ID :250714043812
Magnitude (ML) :-0.1 +/- 0.2
Origin Time :2025-07-14 04:39:39.72 (UTC)
Location : Latitude: 44.513 N, Longitude: 6.829 E
Area :Alpi Cozie
Depth (km) :2.61
Distances (km) : 13.4 --- Acceglio
15.5 --- Argentera
16.7 --- Bellino
18.2 --- Prazzo
20.0 --- Pontechianale
20.9 --- Elva
21.0 --- Casteldelfino
21.1 --- Canosio
21.9 --- Marmora
23.6 --- Stroppo
24.7 --- Pietraporzio
27.5 --- Sambuco
27.8 --- Macra
28.0 --- Celle di Macra
29.5 --- Sampeyre
32.5 --- Castelmagno
33.3 --- Crissolo
33.9 --- San Damiano Macra
34.0 --- Oncino
34.9 --- Ostana

Quality location estimate: Erh: 1.3 km, Erz: 1 km, Nf: 18, Gap: 123 °, Rms: 0.19


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.
SURFFR2025-07-14 04:39:41.4700.00300.280.602025-07-14 04:39:42.2990.01300.012.304.6
PZZGU2025-07-14 04:39:44.6400.0110-0.012.272025-07-14 04:39:47.8600.0611-0.390.6523.1
VINDIV2025-07-14 04:39:46.5350.0200-0.380.622025-07-14 04:39:53.6440.04001.630.0135.7
OGAGFR2025-07-14 04:39:47.3150.0200-0.012.052025-07-14 04:39:51.9340.0400-0.760.2738.3
ISOFR2025-07-14 04:39:47.7200.02010.012.052025-07-14 04:39:52.6100.1153-0.630.4740.7
RRLGU2025-07-14 04:39:49.4840.02000.800.062025-07-14 04:39:54.3400.5989-0.590.6445.7
BHBGU2025-07-14 04:39:50.4250.02001.190.012025-07-14 04:39:56.1850.04000.261.0549.7
ENRGU2025-07-14 04:39:50.2980.02000.061.792025-07-14 04:39:57.6420.04000.051.5256.6
TURFFR2025-07-14 04:39:54.1870.02000.490.352025-07-14 04:40:03.5030.0400-0.101.3074.8


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
PZZ GUHH0.195.37e-223.192
OGAG FRHH-0.234.59e-338.3323
ISO FRHH-0.412.69e-340.7154
RRL GUHH0.114.77e-345.7356
BHB GUHH-0.232.46e-349.744
ENR GUHH0.156.90e-356.6124
TURF FRHH-0.041.77e-374.8143


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 GUHHZ2.8378e-64.4357e-72.6638e-77.2238e-83.9448e-88.4598e-61.4494e-66.8330e-81.2001e-823.192
PZZ GUHHN3.3612e-65.3531e-74.1042e-79.8838e-85.4048e-89.5673e-62.0357e-69.1403e-81.5363e-823.192
PZZ GUHHE4.9666e-67.8380e-74.8250e-71.1765e-75.6170e-81.3149e-52.8736e-68.6597e-81.8774e-823.192
OGAG FRHHZ2.1973e-74.2865e-84.1896e-81.4762e-88.4734e-97.4659e-73.2299e-71.1848e-81.3751e-938.3323
OGAG FRHHN2.3753e-73.5606e-83.3705e-81.6694e-87.4798e-96.3517e-71.9127e-79.2551e-91.4109e-938.3323
OGAG FRHHE2.9624e-74.6867e-84.6341e-81.8624e-89.3790e-96.3061e-72.1138e-71.5865e-81.3774e-938.3323
ISO FRHHZ4.3506e-75.0128e-82.5350e-86.6911e-98.4400e-99.7986e-78.1183e-81.2435e-82.9356e-940.7154
ISO FRHHN3.5287e-73.7667e-81.9998e-85.7899e-92.8844e-95.8524e-78.1696e-85.6277e-98.1283e-1040.7154
ISO FRHHE4.9544e-75.4842e-82.1716e-87.0958e-93.6709e-96.6548e-71.1109e-75.9093e-91.2865e-940.7154
RRL GUHHZ2.0438e-73.7896e-81.8440e-81.1907e-81.4191e-86.3397e-79.5926e-82.5308e-83.4183e-945.7356
RRL GUHHN2.4214e-74.7192e-83.6623e-81.6502e-81.6420e-88.0283e-71.7746e-72.8869e-83.6686e-945.7356
RRL GUHHE2.3425e-73.0622e-82.3679e-81.3718e-88.8865e-95.0043e-71.2496e-71.0590e-89.8244e-1045.7356
BHB GUHHZ3.0413e-75.1709e-82.5970e-81.0869e-84.6892e-91.4059e-67.5963e-87.4022e-91.2039e-949.744
BHB GUHHN2.8060e-74.3450e-82.3689e-81.0107e-85.5576e-97.7778e-71.0464e-77.0023e-91.0904e-949.744
BHB GUHHE2.7900e-73.1448e-81.8042e-81.0598e-85.2297e-96.2242e-77.1702e-86.9097e-98.0513e-1049.744
ENR GUHHZ8.4223e-78.4873e-82.8348e-81.4726e-89.5161e-91.2673e-61.3209e-71.2268e-81.7466e-956.6124
ENR GUHHN2.2588e-62.3006e-74.6770e-81.8723e-81.5509e-83.2303e-61.9266e-72.9685e-84.1043e-956.6124
ENR GUHHE2.0739e-61.8556e-74.2652e-81.8316e-81.1497e-81.8798e-62.1279e-71.8803e-83.4617e-956.6124
TURF FRHHZ1.1400e-71.7203e-81.0335e-87.3921e-97.5031e-92.7420e-73.5805e-81.1826e-87.1963e-1074.8143
TURF FRHHN1.2447e-71.9348e-81.2251e-87.9116e-98.6994e-94.7317e-75.8199e-81.3089e-87.4766e-1074.8143
TURF FRHHE1.2247e-72.1869e-81.2951e-87.2763e-95.3472e-92.8050e-74.9152e-87.4198e-98.7173e-1074.8143
*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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