MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.3
2026-05-13 18:04:22 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-05-14 07:30:30

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Earthquake info - Manual location
Event - ID :260513180343
Magnitude (ML) :0.3 +/- 0.2
Origin Time :2026-05-13 18:04:22.038 (UTC)
Location : Latitude: 44.765 N, Longitude: 6.789 E
Area :Alpi Cozie
Depth (km) :4.23
Distances (km) : 19.7 --- Claviere
20.4 --- Sauze di Cesana
20.9 --- Cesana Torinese
22.6 --- Sestriere
24.6 --- Pontechianale
24.7 --- Prali
26.4 --- Bobbio Pellice
27.2 --- Bellino
28.5 --- Salza di Pinerolo
29.4 --- Villar Pellice
29.4 --- Casteldelfino
29.8 --- Sauze d Oulx
30.0 --- Crissolo
30.1 --- Oulx
30.1 --- Pragelato
30.2 --- Massello
32.2 --- Perrero
32.5 --- Ostana
32.6 --- Rora
33.2 --- Oncino

Quality location estimate: Erh: 1.9 km, Erz: 1.2 km, Nf: 16, Gap: 99 °, Rms: 0.23


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.
RRLGU2026-05-13 18:04:26.0300.0180-0.011.992026-05-13 18:04:28.9290.08320.161.1518.5
OGAGFR2026-05-13 18:04:25.0740.0140-1.210.182026-05-13 18:04:27.2200.0601-2.020.0020.6
PONCIV2026-05-13 18:04:26.9620.02000.012.022026-05-13 18:04:30.3960.04000.001.8224.8
SURFFR2026-05-13 18:04:27.8920.0241-0.470.252026-05-13 18:04:31.5800.1544-1.380.1631.9
FENEIV2026-05-13 18:04:29.2420.0200-0.061.592026-05-13 18:04:34.1250.0400-0.071.4336.8
BHBGU2026-05-13 18:04:29.8200.03010.101.552026-05-13 18:04:34.9030.0400-0.071.3938.5
PZZGU2026-05-13 18:04:28.9800.1165-0.550.282026-05-13 18:04:33.9900.1645-0.920.1639.0
RSPGU2026-05-13 18:04:32.9080.02000.181.002026-05-13 18:04:40.1700.20760.071.0357.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
RRL GUHH0.193.21e-218.50
OGAG FRHH0.254.44e-220.6277
PONC IVHH0.333.81e-224.8129
FENE IVHH0.311.70e-236.836
BHB GUHH-0.066.06e-338.578
PZZ GUHH0.544.40e-239.0138
RSP GUHH0.277.03e-357.041


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.
(°)
RRL GUHHZ3.3356e-63.6202e-71.2995e-76.6850e-83.1500e-83.9075e-67.1727e-75.4824e-89.5047e-918.50
RRL GUHHN4.9761e-67.1292e-72.0103e-76.4115e-83.4512e-86.0594e-69.6229e-76.8853e-81.5224e-818.50
RRL GUHHE2.9721e-64.9257e-72.4610e-71.1396e-74.2338e-87.3308e-61.3604e-65.7067e-81.1755e-818.50
OGAG FRHHZ3.4287e-65.8598e-72.5725e-71.1282e-75.4755e-84.5991e-61.1643e-67.7548e-81.1709e-820.6277
OGAG FRHHN3.0653e-65.9868e-73.8338e-71.1976e-76.2511e-81.0166e-51.1393e-68.2663e-81.4310e-820.6277
OGAG FRHHE4.3059e-67.5554e-74.3236e-71.3319e-76.1076e-86.6254e-62.6270e-69.5214e-81.4908e-820.6277
PONC IVHHZ4.3649e-52.8042e-63.1510e-71.5190e-77.2770e-81.6661e-51.4424e-61.3043e-73.8357e-824.8129
PONC IVHHN8.3925e-69.7169e-73.0966e-79.5099e-85.0044e-87.6889e-61.4642e-67.8993e-81.5573e-824.8129
PONC IVHHE6.7652e-64.9792e-71.6018e-75.5200e-83.3209e-87.3599e-65.7038e-75.9080e-81.1083e-824.8129
FENE IVHHZ1.3750e-61.7023e-77.0984e-82.9624e-81.3018e-82.0899e-62.9892e-71.7812e-83.9645e-936.836
FENE IVHHN2.4055e-63.0757e-71.5631e-73.9710e-82.1449e-82.8626e-68.2460e-73.2619e-86.9167e-936.836
FENE IVHHE1.5468e-62.3063e-71.1579e-73.4113e-81.6930e-83.9260e-66.0790e-72.3603e-85.2738e-936.836
BHB GUHHZ1.4608e-62.7518e-75.5517e-81.7634e-81.0608e-83.2559e-61.7476e-71.8096e-83.0104e-938.578
BHB GUHHN1.4895e-61.3680e-76.0257e-81.7578e-81.2944e-82.2090e-63.6053e-72.2974e-83.6053e-938.578
BHB GUHHE1.6166e-61.8480e-74.6660e-81.7552e-81.1379e-82.5725e-61.8418e-71.8153e-83.5046e-938.578
PZZ GUHHZ3.0062e-63.7435e-72.0265e-74.7149e-82.8257e-87.3507e-61.1231e-64.3423e-87.8245e-939.0138
PZZ GUHHN3.3602e-67.1478e-73.9867e-78.2121e-84.8368e-86.0084e-61.6187e-68.7619e-81.6086e-839.0138
PZZ GUHHE3.3538e-65.0304e-73.0772e-78.2255e-85.0065e-87.7586e-61.8561e-67.7517e-81.2240e-839.0138
RSP GUHHZ9.0624e-79.7768e-84.9047e-82.1271e-89.9818e-91.6679e-62.6055e-71.4742e-82.0892e-957.041
RSP GUHHN1.0265e-61.2571e-76.6446e-82.3579e-81.2570e-82.4253e-62.2295e-71.8380e-82.5320e-957.041
RSP GUHHE9.1691e-71.1974e-76.9207e-82.3580e-81.1300e-82.8433e-63.3736e-71.6338e-83.0414e-957.041
*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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