MANUAL Location - Area: Alpi Pennine , magnitude (ML): 0.3
2026-09-24 09:38:54 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-09-24 13:02:39

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Earthquake info - Manual location
Event - ID :260924093719
Magnitude (ML) :0.3 +/- 0.2
Origin Time :2026-09-24 09:38:54.055 (UTC)
Location : Latitude: 45.898 N, Longitude: 7.008 E
Area :Alpi Pennine
Depth (km) :7.86
Distances (km) : 11.9 --- Courmayeur
15.0 --- Pre -Saint-Didier
15.7 --- Saint-Rhemy-En-Bosses
15.7 --- Morgex
17.5 --- La Salle
17.7 --- Saint-Oyen
19.1 --- Etroubles
20.5 --- La Thuile
22.7 --- Allein
23.3 --- Avise
23.5 --- Saint-Nicolas
23.9 --- Ollomont
24.7 --- Doues
24.8 --- Arvier
25.7 --- Gignod
25.9 --- Valpelline
26.6 --- Villeneuve
26.7 --- Roisan
26.8 --- Introd
27.0 --- Saint-Pierre

Quality location estimate: Erh: 1.2 km, Erz: 0.5 km, Nf: 12, Gap: 126 °, Rms: 0.33


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.
BLANCGU2026-09-24 09:38:57.1710.0200-0.001.442026-09-24 09:38:58.7960.0400-0.471.3713.9
REMYGU2026-09-24 09:38:57.8140.0200-0.001.442026-09-24 09:38:59.4180.0400-0.950.0916.8
MRGEIV2026-09-24 09:38:58.2330.11450.410.012026-09-24 09:38:59.8840.0400-0.471.3217.6
DIXCH2026-09-24 09:39:01.3030.1085-0.471.032026-09-24 09:39:05.9690.3708-1.120.2338.1
RSLFR2026-09-24 09:39:01.4610.0200-0.011.252026-09-24 09:39:06.0180.0400-0.501.0238.5


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
BLANCGUHH0.045.57e-213.9224
MRGE IVHH0.488.64e-217.6164
DIX CHHH0.361.78e-238.156


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.
(°)
BLANCGUHHZ6.8424e-68.9056e-72.9035e-79.0085e-85.5506e-81.4316e-51.3149e-69.1367e-81.9175e-813.9224
BLANCGUHHN7.4469e-61.1348e-64.5381e-71.4073e-76.9267e-83.0588e-51.7372e-61.0517e-72.4399e-813.9224
BLANCGUHHE8.5099e-61.0013e-64.3615e-71.3375e-75.5947e-82.1113e-52.1161e-68.4524e-82.0108e-813.9224
REMY GUHHZ3.4722e-63.6488e-79.5788e-86.8779e-83.9637e-82.1234e-66.2345e-74.0674e-84.8456e-916.8120
REMY GUHHN2.4928e-62.4318e-71.1000e-78.7411e-84.5461e-82.7601e-64.7919e-75.3644e-85.0406e-916.8120
REMY GUHHE2.9080e-63.1336e-71.1945e-76.0062e-83.3406e-82.1900e-63.6606e-73.3821e-85.3029e-916.8120
MRGE IVHHZ2.1921e-52.0240e-62.1898e-78.7631e-85.9034e-81.0898e-51.0664e-61.3702e-73.7447e-817.6164
MRGE IVHHN3.3890e-53.3728e-64.1091e-71.5022e-78.6923e-82.6506e-51.5449e-62.2813e-75.8111e-817.6164
MRGE IVHHE2.7129e-52.5085e-64.1307e-71.5683e-78.4376e-81.5929e-51.8609e-61.9264e-75.1081e-817.6164
DIX CHHHZ2.2102e-63.3596e-71.7442e-75.3472e-82.3354e-84.8105e-64.7662e-73.9499e-86.5547e-938.156
DIX CHHHN2.1723e-62.7384e-71.5779e-75.6812e-82.6205e-84.9243e-67.8920e-73.4616e-86.8110e-938.156
DIX CHHHE3.1582e-64.4913e-71.6606e-75.5182e-82.7958e-87.3225e-65.6702e-74.4644e-81.0088e-838.156
*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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