MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.2
2025-06-19 05:13:52 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-06-19 09:52:12

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Earthquake info - Manual location
Event - ID :250619051312
Magnitude (ML) :0.2 +/- 0.1
Origin Time :2025-06-19 05:13:52.054 (UTC)
Location : Latitude: 44.765 N, Longitude: 6.614 E
Area :Alpi Cozie
Depth (km) :4.23
Distances (km) : 22.2 --- Claviere
25.3 --- Cesana Torinese
27.6 --- Sauze di Cesana
29.9 --- Sestriere
34.5 --- Oulx
35.1 --- Sauze d Oulx
35.6 --- Bardonecchia
36.3 --- Pontechianale
36.9 --- Prali
37.7 --- Pragelato
37.8 --- Bellino
39.7 --- Salza di Pinerolo
40.0 --- Bobbio Pellice
40.4 --- Salbertrand
40.9 --- Casteldelfino
41.0 --- Massello
43.0 --- Villar Pellice
43.5 --- Crissolo
43.7 --- Acceglio
44.0 --- Perrero

Quality location estimate: Erh: 0.8 km, Erz: 0.9 km, Nf: 10, Gap: 137 °, Rms: 0.15


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.
OGAGFR2025-06-19 05:13:53.9800.01000.001.132025-06-19 05:13:55.0200.0230-0.290.748.5
RRLGU2025-06-19 05:13:57.0800.01300.040.972025-06-19 05:14:00.3500.0661-0.171.0823.1
SURFFR2025-06-19 05:13:59.1100.0190-0.021.152025-06-19 05:14:04.0500.1033-0.230.9235.5
PZZGU2025-06-19 05:14:01.3560.0200-0.121.132025-06-19 05:14:08.0740.0400-0.200.9649.3
RSPGU2025-06-19 05:14:04.2730.0200-0.201.012025-06-19 05:14:13.0050.0400-0.130.9166.8


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
OGAG FRHH0.101.55e-18.5293
RRL GUHH0.292.66e-223.139
PZZ GUHH0.201.27e-249.3126
RSP GUHH0.295.24e-366.850


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.
(°)
OGAG FRHHZ8.8994e-61.4669e-61.0612e-67.7986e-74.0986e-72.5933e-54.0644e-64.4367e-76.0928e-88.5293
OGAG FRHHN9.0346e-61.1209e-69.0448e-74.2657e-71.3773e-72.9767e-54.2227e-61.8862e-72.9515e-88.5293
OGAG FRHHE8.3118e-61.3514e-61.2102e-66.9116e-74.6289e-71.7596e-57.6757e-65.9814e-74.5765e-88.5293
RRL GUHHZ1.6641e-62.2213e-79.7855e-85.1269e-81.9663e-82.6359e-64.2532e-72.9462e-85.4120e-923.139
RRL GUHHN1.0487e-62.4476e-71.7184e-77.7171e-83.0179e-83.7752e-66.0298e-73.8539e-86.1106e-923.139
RRL GUHHE1.7168e-63.6640e-71.9797e-78.2108e-84.1400e-86.2936e-67.4549e-76.0640e-89.9528e-923.139
PZZ GUHHZ6.6533e-71.0545e-78.3952e-82.9939e-81.2849e-81.9846e-64.2693e-71.8507e-82.7025e-949.3126
PZZ GUHHN9.4369e-71.4708e-71.0681e-74.9114e-82.8338e-82.1925e-66.0464e-73.7803e-84.0000e-949.3126
PZZ GUHHE8.0945e-71.4776e-71.0523e-73.0993e-81.4680e-82.1443e-67.8577e-71.9464e-83.3100e-949.3126
RSP GUHHZ3.5058e-74.9746e-83.8711e-83.4455e-81.9400e-86.3286e-71.5364e-72.8174e-82.3083e-966.850
RSP GUHHN3.7630e-75.5697e-84.7359e-82.7915e-82.0302e-81.1753e-61.9799e-73.3465e-82.1733e-966.850
RSP GUHHE3.5822e-76.5941e-84.4964e-82.3534e-88.8930e-99.5193e-72.2105e-71.1780e-81.5236e-966.850
*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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