MANUAL Location - Area: Alpi Pennine , magnitude (ML): 0.6
2026-09-18 00:41:53 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-09-18 08:23:34

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Earthquake info - Manual location
Event - ID :260918004041
Magnitude (ML) :0.6 +/- 0.2
Origin Time :2026-09-18 00:41:53.566 (UTC)
Location : Latitude: 45.897 N, Longitude: 6.925 E
Area :Alpi Pennine
Depth (km) :5.59
Distances (km) : 12.1 --- Courmayeur
15.5 --- Pre -Saint-Didier
17.7 --- Morgex
19.9 --- La Thuile
20.2 --- La Salle
21.3 --- Saint-Rhemy-En-Bosses
23.6 --- Saint-Oyen
25.0 --- Etroubles
26.7 --- Avise
27.4 --- Saint-Nicolas
28.5 --- Arvier
28.5 --- Allein
30.2 --- Ollomont
30.6 --- Introd
30.7 --- Villeneuve
30.8 --- Doues
31.4 --- Saint-Pierre
31.4 --- Gignod
31.4 --- Valgrisenche
32.0 --- Valpelline

Quality location estimate: Erh: 1.1 km, Erz: 0.6 km, Nf: 32, Gap: 99 °, Rms: 0.40


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.
BLANCGU2026-09-18 00:41:55.6100.0030-0.501.582026-09-18 00:41:56.1600.0140-1.660.1410.7
MRGEIV2026-09-18 00:41:57.7200.0080-0.031.602026-09-18 00:42:00.2700.0400-0.260.9119.1
REMYGU2026-09-18 00:41:58.3200.00900.101.452026-09-18 00:42:01.3800.05810.011.6320.7
RSLFR2026-09-18 00:41:59.6500.0200-0.481.622026-09-18 00:42:03.2400.0842-1.300.1433.3
DIXCH2026-09-18 00:42:02.1930.0200-0.081.342026-09-18 00:42:07.6430.1002-0.591.1343.0
LSDGU2026-09-18 00:42:03.2090.02000.101.472026-09-18 00:42:08.9530.0400-0.641.0151.9
SENINCH2026-09-18 00:42:05.1800.02000.091.472026-09-18 00:42:12.3030.0400-0.830.6259.8
CIROGU2026-09-18 00:42:04.6500.0291-0.391.412026-09-18 00:42:11.2120.0400-1.800.1460.2
SATIGU2026-09-18 00:42:07.7300.02000.800.312026-09-18 00:42:16.0500.5419-0.620.9073.5
LATOIV2026-09-18 00:42:07.6840.02000.161.202026-09-18 00:42:16.1800.0400-0.720.8678.6
CANIGU2026-09-18 00:42:07.6800.02000.280.742026-09-18 00:42:17.8890.04001.180.1278.8
MMKCH2026-09-18 00:42:08.8500.04120.610.312026-09-18 00:42:18.2650.5199-0.261.0482.5
RSPGU2026-09-18 00:42:09.8320.02000.880.282026-09-18 00:42:19.2070.0400-0.241.3587.6
SIMPLCH2026-09-18 00:42:10.0730.0200-0.321.332026-09-18 00:42:22.3890.04000.310.8392.9


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
MRGE IVHH0.568.90e-219.1143
REMY GUHH0.335.35e-220.7110
DIX CHHH0.783.70e-243.061
LSD GUHH0.631.82e-251.9161
SENINCHHH0.721.64e-259.829
CIRO GUHH0.555.91e-360.2123
SATI GUHH0.827.61e-373.592
CANI GUHH0.546.00e-378.8130
MMK CHHH0.744.60e-382.578
RSP GUHH0.666.73e-387.6162
SIMPLCHHH0.332.52e-392.965


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.
(°)
BLANCGUHHZ1.3394e-42.1632e-51.1298e-53.5181e-62.2314e-66.2606e-44.5523e-53.9639e-65.7141e-710.7173
BLANCGUHHN1.8990e-43.4032e-51.3637e-55.2672e-62.2319e-66.4314e-46.9356e-53.3927e-67.0622e-710.7173
BLANCGUHHE2.3369e-44.1802e-52.1546e-56.9450e-63.6435e-61.3187e-38.4129e-55.9710e-61.0495e-610.7173
MRGE IVHHZ1.2992e-51.3252e-64.2886e-71.9206e-79.4226e-86.7623e-62.5720e-61.2985e-72.0173e-819.1143
MRGE IVHHN1.8807e-52.1641e-66.0714e-72.1162e-71.1295e-71.5994e-53.5807e-61.7673e-72.7292e-819.1143
MRGE IVHHE1.2255e-51.3717e-67.1899e-73.2110e-71.3328e-71.6091e-53.5109e-62.0138e-73.0836e-819.1143
REMY GUHHZ1.0013e-51.1785e-61.8465e-77.5909e-83.7830e-83.9828e-68.6208e-75.2281e-87.4881e-920.7110
REMY GUHHN5.8435e-67.3447e-74.4360e-72.0670e-78.5625e-81.2249e-51.5523e-61.2419e-71.8561e-820.7110
REMY GUHHE1.0668e-59.8863e-73.3782e-71.6081e-76.8368e-89.4501e-61.5471e-69.2872e-81.1796e-820.7110
DIX CHHHZ3.2876e-65.4765e-73.2960e-71.1704e-75.2864e-86.6359e-61.6947e-67.3027e-81.3801e-843.061
DIX CHHHN4.2466e-66.1699e-73.4005e-71.2400e-76.4600e-81.0900e-51.4954e-69.6885e-81.5616e-843.061
DIX CHHHE4.5197e-66.1435e-73.4364e-79.7022e-84.5160e-87.9981e-61.4665e-66.7206e-81.2723e-843.061
LSD GUHHZ1.5453e-61.9324e-78.9605e-83.3789e-81.4545e-81.7786e-63.8892e-72.2257e-83.9412e-951.9161
LSD GUHHN1.8731e-62.1145e-79.2020e-82.9315e-81.3553e-82.9011e-64.6985e-72.0496e-84.3624e-951.9161
LSD GUHHE2.0833e-62.9464e-71.7509e-75.1849e-82.0726e-82.8699e-68.3453e-72.9960e-86.9024e-951.9161
SENINCHHHZ1.7731e-62.9092e-72.0721e-76.4839e-82.9493e-84.9193e-69.1944e-74.2561e-87.0600e-959.829
SENINCHHHN1.5385e-62.2900e-71.5243e-75.1849e-82.6916e-83.2999e-67.8866e-73.5392e-85.8556e-959.829
SENINCHHHE1.2930e-62.1935e-71.6826e-76.4946e-82.4760e-83.4172e-68.4926e-73.1223e-85.3612e-959.829
CIRO GUHHZ6.5045e-76.7634e-84.0055e-81.4605e-87.1731e-91.3652e-61.6183e-71.0625e-81.7778e-960.2123
CIRO GUHHN9.6843e-71.3216e-76.4718e-82.4927e-88.7198e-92.4171e-61.9519e-71.2169e-82.7171e-960.2123
CIRO GUHHE6.4359e-78.9635e-84.8638e-82.0897e-88.2640e-91.4357e-62.2150e-71.3151e-81.7860e-960.2123
SATI GUHHZ5.0117e-76.4519e-83.0604e-81.1400e-87.4377e-91.3214e-61.4504e-71.1921e-81.5886e-973.592
SATI GUHHN9.9472e-71.3273e-74.6202e-81.6669e-81.0121e-83.6210e-61.5239e-71.3982e-83.1594e-973.592
SATI GUHHE9.7566e-71.4669e-75.7288e-81.6645e-89.5972e-94.0216e-61.8271e-71.6494e-83.2961e-973.592
CANI GUHHZ7.7084e-78.1248e-84.3153e-81.4955e-88.0895e-92.3912e-61.7628e-71.1247e-81.9437e-978.8130
CANI GUHHN6.3698e-79.6186e-86.1778e-82.0840e-81.0170e-81.7005e-62.4151e-71.6526e-82.4146e-978.8130
CANI GUHHE8.5677e-71.0896e-75.6693e-82.0878e-89.7054e-92.4086e-62.3270e-71.3034e-82.1114e-978.8130
MMK CHHHZ3.1932e-77.0858e-84.8330e-81.7024e-89.5945e-99.3520e-72.3971e-71.4417e-82.0499e-982.578
MMK CHHHN4.3920e-77.0786e-85.4013e-81.9085e-88.5882e-91.6900e-62.9561e-71.2037e-81.9597e-982.578
MMK CHHHE2.7589e-74.5666e-83.5771e-81.5151e-88.0619e-98.5829e-71.7207e-79.8572e-91.4976e-982.578
RSP GUHHZ3.4366e-77.4701e-84.6208e-81.1826e-86.8319e-91.1515e-62.2673e-71.0577e-81.8348e-987.6162
RSP GUHHN4.9347e-71.0340e-77.1345e-81.8257e-81.0275e-81.3524e-63.1945e-71.3321e-82.2519e-987.6162
RSP GUHHE4.8180e-78.2452e-86.7368e-82.1509e-81.1481e-81.3650e-63.8889e-71.7077e-81.9810e-987.6162
SIMPLCHHHZ2.0078e-73.3702e-82.8363e-81.3315e-86.1108e-94.6637e-71.1315e-78.5328e-91.0340e-992.965
SIMPLCHHHN2.0952e-72.9933e-82.4854e-81.1744e-85.4738e-95.8882e-71.3429e-77.4460e-97.9196e-1092.965
SIMPLCHHHE1.9206e-72.8600e-82.4317e-88.1860e-94.9896e-96.4775e-71.2306e-76.4584e-99.0590e-1092.965
*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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