MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.0
2025-06-02 03:23:20 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-06-02 12:18:57

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Earthquake info - Manual location
Event - ID :250602032222
Magnitude (ML) :0.0 +/- 0.2
Origin Time :2025-06-02 03:23:20.928 (UTC)
Location : Latitude: 44.676 N, Longitude: 6.862 E
Area :Alpi Cozie
Depth (km) :1.02
Distances (km) : 14.4 --- Pontechianale
16.1 --- Bellino
18.9 --- Casteldelfino
23.4 --- Elva
23.5 --- Crissolo
24.4 --- Acceglio
25.1 --- Bobbio Pellice
25.9 --- Ostana
25.9 --- Oncino
26.2 --- Prazzo
27.5 --- Villar Pellice
28.0 --- Prali
28.1 --- Sampeyre
28.1 --- Stroppo
29.4 --- Sauze di Cesana
29.7 --- Rora
29.9 --- Canosio
30.3 --- Marmora
30.6 --- Claviere
31.3 --- Cesana Torinese

Quality location estimate: Erh: 0.8 km, Erz: 0.6 km, Nf: 10, Gap: 158 °, Rms: 0.18


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.
SURFFR2025-06-02 03:23:25.5500.0512-0.021.442025-06-02 03:23:28.5300.0691-0.390.7822.1
PZZGU2025-06-02 03:23:26.5600.01500.041.272025-06-02 03:23:30.2800.0782-0.221.0127.6
RRLGU2025-06-02 03:23:26.7300.06830.001.362025-06-02 03:23:30.2340.0400-0.370.8128.0
BHBGU2025-06-02 03:23:28.3410.0200-0.041.382025-06-02 03:23:32.8940.0400-0.400.7536.3
ENRGU2025-06-02 03:23:33.3730.02000.360.082025-06-02 03:23:41.3780.0400-0.101.1266.4


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
PZZ GUHH0.244.26e-227.6133
RRL GUHH-0.088.00e-328.0348
BHB GUHH-0.126.00e-336.361


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 GUHHZ3.0737e-65.5009e-72.8615e-77.4992e-84.0617e-87.7043e-61.2686e-65.7031e-81.0371e-827.6133
PZZ GUHHN4.3550e-67.8620e-73.8456e-79.6473e-84.8220e-88.6999e-61.4216e-67.9916e-81.5972e-827.6133
PZZ GUHHE4.0750e-65.1282e-72.8807e-77.4132e-83.3001e-81.2232e-51.0605e-65.6218e-81.1944e-827.6133
RRL GUHHZ7.3417e-79.2566e-83.7716e-81.8719e-81.0368e-82.1599e-61.6518e-71.6037e-82.1607e-928.0348
RRL GUHHN7.4261e-71.1800e-75.5029e-81.8487e-89.2615e-92.9427e-61.5520e-71.2463e-82.9707e-928.0348
RRL GUHHE9.9019e-71.4476e-77.4816e-82.4353e-81.1703e-81.9488e-63.3006e-72.0978e-82.9230e-928.0348
BHB GUHHZ1.1280e-61.3310e-75.0613e-81.4326e-88.2881e-92.5658e-61.9359e-71.4370e-82.6028e-936.361
BHB GUHHN7.8203e-79.9441e-83.8446e-81.2919e-86.2454e-91.7491e-61.4115e-78.5765e-91.8799e-936.361
BHB GUHHE8.4749e-79.2802e-84.6551e-81.3542e-87.0928e-91.5551e-62.0113e-71.2515e-82.3486e-936.361
ENR GUHHZ1.3227e-61.2956e-77.4112e-82.1268e-81.0548e-83.0109e-63.3994e-71.6817e-83.2704e-966.4138
ENR GUHHN5.0427e-64.0646e-71.1952e-73.5939e-83.1240e-84.3514e-67.3690e-76.2902e-89.6765e-966.4138
ENR GUHHE5.1246e-64.6489e-71.5499e-73.2725e-82.2376e-84.3625e-66.8964e-73.8427e-88.9481e-966.4138
*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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