MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.4
2026-07-06 17:16:25 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-07-07 09:39:55

RSNI Logo

Earthquake info - Manual location
Event - ID :260706171528
Magnitude (ML) :0.4 +/- 0.1
Origin Time :2026-07-06 17:16:25.903 (UTC)
Location : Latitude: 44.573 N, Longitude: 6.651 E
Area :Alpi Cozie
Depth (km) :5.61
Distances (km) : 29.0 --- Acceglio
29.0 --- Bellino
30.0 --- Argentera
30.4 --- Pontechianale
33.2 --- Casteldelfino
33.5 --- Prazzo
34.9 --- Elva
36.5 --- Canosio
37.3 --- Marmora
38.4 --- Stroppo
39.5 --- Pietraporzio
41.5 --- Claviere
42.5 --- Crissolo
42.5 --- Sambuco
42.6 --- Macra
42.7 --- Sampeyre
43.1 --- Celle di Macra
43.7 --- Cesana Torinese
44.1 --- Sauze di Cesana
44.2 --- Oncino

Quality location estimate: Erh: 1.1 km, Erz: 1.7 km, Nf: 13, Gap: 211 °, 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.
SURFFR2026-07-06 17:16:29.7400.0080-0.011.552026-07-06 17:16:32.2090.1053-0.390.5617.4
OGAGFR2026-07-06 17:16:31.3000.01300.011.532026-07-06 17:16:34.8690.1314-0.211.0326.4
PONCIV2026-07-06 17:16:32.1130.06020.110.962026-07-06 17:16:36.3710.2506-0.010.9531.0
PZZGU2026-07-06 17:16:33.1800.0180-0.230.842026-07-06 17:16:38.2700.1053-0.540.3438.2
RRLGU2026-07-06 17:16:33.9360.0602-0.091.332026-07-06 17:16:39.6300.1303-0.161.1041.0
BHBGU2026-07-06 17:16:36.5800.02610.021.332026-07-06 17:16:43.2920.2486-0.830.1856.8
ENRGU2026-07-06 17:16:38.8100.0351-0.011.30--:---.-----.---.-- 72.1


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
OGAG FRHH0.112.03e-226.4340
PONC IVHH0.292.27e-231.078
PZZ GUHH0.494.14e-238.2101
RRL GUHH0.451.29e-241.016
BHB GUHH0.448.83e-356.859


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 FRHHZ8.9991e-71.6262e-71.3493e-77.7251e-83.4067e-83.3243e-66.6675e-74.0792e-84.6461e-926.4340
OGAG FRHHN1.1777e-61.9393e-71.5938e-76.0970e-82.6549e-84.1575e-66.9481e-73.1414e-84.8141e-926.4340
OGAG FRHHE1.3961e-62.3880e-71.7577e-77.8484e-85.0653e-82.2161e-61.1959e-65.2960e-86.6143e-926.4340
PONC IVHHZ5.2861e-65.4847e-71.8452e-75.7783e-82.3121e-86.8177e-68.4594e-74.2097e-89.3041e-931.078
PONC IVHHN1.8202e-62.8738e-71.3089e-74.0784e-82.1104e-83.4172e-65.0419e-72.5323e-86.1225e-931.078
PONC IVHHE1.9422e-63.2874e-71.7933e-77.1894e-82.8858e-85.8657e-61.1276e-64.3976e-88.8869e-931.078
PZZ GUHHZ3.5722e-65.5564e-73.1651e-77.3278e-83.6910e-88.4175e-62.2285e-65.9718e-81.2325e-838.2101
PZZ GUHHN3.0784e-65.6551e-73.5182e-71.1287e-76.0905e-81.4182e-51.8202e-69.2883e-81.3129e-838.2101
PZZ GUHHE3.1634e-66.3221e-74.2320e-71.1932e-76.0056e-81.0511e-52.5140e-69.0864e-81.3717e-838.2101
RRL GUHHZ8.6017e-79.8833e-85.7848e-83.4859e-81.4163e-82.1784e-63.2817e-71.6707e-82.1917e-941.016
RRL GUHHN8.5879e-71.8141e-71.0930e-74.6096e-81.7797e-84.0499e-66.5718e-72.8600e-84.5795e-941.016
RRL GUHHE8.8729e-71.3437e-79.7348e-85.1569e-82.2729e-83.0391e-64.5529e-73.0167e-83.2668e-941.016
BHB GUHHZ9.4505e-71.4928e-79.0614e-82.9858e-81.2244e-82.3953e-63.7676e-71.9199e-83.3122e-956.859
BHB GUHHN7.4930e-71.1483e-78.4013e-82.8989e-81.3532e-81.6119e-65.0152e-71.8603e-82.6854e-956.859
BHB GUHHE8.6688e-71.0607e-77.4375e-83.8047e-81.3753e-82.3088e-62.6497e-71.8487e-83.1857e-956.859
*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)

rsni