AUTOMATIC Location - Area: Alpi Lepontine , magnitude (ML): 2.8
2026-10-24 09:35:37 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-10-24 09:40:19

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Earthquake info - RsniPicker2 automatic location
Event - ID :261024093441
Magnitude (ML) :2.8 +/- 0.3
Origin Time :2026-10-24 09:35:37.549 (UTC)
Location : Latitude: 46.577 N, Longitude: 8.912 E
Area :Alpi Lepontine
Depth (km) :6.02
Distances (km) : 37.0 --- Madesimo (SO)
39.0 --- Campodolcino (SO)
43.4 --- Formazza (VB)
44.1 --- San Giacomo Filippo (SO)
46.2 --- Menarola (SO)
46.9 --- Mese (SO)
47.0 --- Gordona (SO)
47.1 --- Chiavenna (SO)
47.7 --- Piuro (SO)
47.8 --- Prata Camportaccio (SO)
51.7 --- Villa di Chiavenna (SO)
52.4 --- Samolaco (SO)
53.5 --- Dosso del Liro (CO)
54.4 --- Pino sulla Sponda del Lago Maggior ()
54.4 --- Livo (TN)
54.7 --- Peglio (PU)
55.5 --- Garzeno (CO)
55.7 --- Premia (VB)
55.8 --- Tronzano Lago Maggiore (VA)
55.9 --- Germasino (CO)

Quality location estimate:
Erh: 1.5 km, Erz: 1.5 km, Nf: 35, Gap: 174°, Rms: 0.332 s
Stazioni validate: 20


RsniPicker2 - Automatic location results
Station Net P arrival times P pick
err		 P pick
weight		 P res Nll
weight		 S arrival time S pick
err		 S pick
weight		 S res Nll
weight		 Dist.
FUSIOCH2026-10-24 09:35:42.2300.01300.051.222026-10-24 09:35:44.8890.0731-0.461.1024.2
TUEMN2026-10-24 09:35:44.6100.0190-0.041.372026-10-24 09:35:48.6690.1072-0.780.5835.8
VDLCH2026-10-24 09:35:45.8250.0230-0.321.282026-10-24 09:35:50.8610.1352-1.060.3244.3
FIESACH2026-10-24 09:35:49.0950.0320-0.051.352026-10-24 09:35:56.3790.1912-0.630.8563.6
MUGIOCH2026-10-24 09:35:50.4900.03800.120.962026-10-24 09:35:58.9170.3202-0.391.0373.7
DAVOXCH2026-10-24 09:35:51.6890.0410-0.101.362026-10-24 09:36:01.3950.2322-0.201.1477.4
SIMPLCH2026-10-24 09:35:51.0900.0400-0.261.342026-10-24 09:36:00.1470.3252-0.600.8678.2
VAREIV2026-10-24 09:35:51.4300.0410-0.481.082026-10-24 09:36:00.9270.4892-0.610.7879.8
BERNICH2026-10-24 09:35:52.9040.0440-0.451.132026-10-24 09:36:03.0900.2922-0.980.4987.2
LAUCHCH2026-10-24 09:35:53.3890.0450-0.211.352026-10-24 09:36:03.2950.3712-1.200.3489.3
EMBDCH2026-10-24 09:35:53.3840.0490-0.111.342026-10-24 09:36:04.4450.27720.050.9292.2
MMKCH2026-10-24 09:35:53.6340.04700.061.122026-10-24 09:36:04.1150.2812-0.480.9893.6
VANNICH2026-10-24 09:35:56.1950.0551-0.301.292026-10-24 09:36:08.5600.4452-0.860.62109.0
MDIIV2026-10-24 09:35:56.6690.05610.420.31--:---.-----.---.-- 109.2
SATIGU2026-10-24 09:35:56.7790.05710.041.122026-10-24 09:36:10.0710.43120.030.81112.1
BRMOIV2026-10-24 09:35:57.0200.05710.011.162026-10-24 09:36:09.9000.3422-0.570.85112.5
SENINCH2026-10-24 09:35:59.3890.0631-0.391.17--:---.-----.---.-- 125.9
DIXCH2026-10-24 09:35:59.2090.0671-0.501.04--:---.-----.---.-- 128.1
CIROGU2026-10-24 09:36:02.7400.07610.001.11--:---.-----.---.-- 150.1
REMYGU2026-10-24 09:36:04.2200.0801-0.201.22--:---.-----.---.-- 158.2


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
DAVOXCH2.607.62e-177.473SI
VARE IV2.801.11e+079.8188SI
MMK CH2.803.62e-193.6232SI
MDI IV2.804.69e-1109.2145SI
SATI GU3.004.48e-1112.1226SI
BRMO IV2.201.19e-1112.595SI
DIX CH3.208.64e-1128.1245SI
CIRO GU2.901.62e-1150.1224SI
REMY GU3.002.95e-1158.2239SI


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)		 PGV
(m/s)		 PGD
(m)		 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.
(°)
DAVOXCHHHZ1.9620e-55.2534e-60.0000e+04.9018e-68.3449e-61.1083e-55.5106e-52.8574e-51.3412e-61.6969e-777.473
DAVOXCHHHN3.3126e-57.6407e-60.0000e+08.7731e-61.4518e-51.4518e-51.3773e-43.6566e-52.2244e-62.4143e-777.473
DAVOXCHHHE2.7125e-55.1469e-60.0000e+06.1961e-69.6243e-61.2456e-58.1285e-52.3578e-52.1134e-61.7611e-777.473
VARE IVHHZ6.1062e-51.0593e-50.0000e+07.7960e-61.2879e-51.7854e-52.0107e-42.0087e-51.1108e-62.3078e-779.8188
VARE IVHHN1.0793e-41.9090e-50.0000e+01.3026e-52.1922e-52.1922e-53.7538e-43.3777e-52.3794e-64.0697e-779.8188
VARE IVHHE6.6190e-51.4497e-50.0000e+01.2851e-52.1387e-52.9065e-52.4178e-44.7001e-52.5701e-64.5849e-779.8188
MMK CHHHZ1.7082e-53.3936e-60.0000e+03.2056e-65.3511e-67.0980e-67.6969e-51.4328e-56.1411e-78.7667e-893.6232
MMK CHHHN2.6474e-54.5718e-60.0000e+04.4070e-67.5058e-67.5058e-67.8540e-51.6887e-59.7376e-71.4785e-793.6232
MMK CHHHE2.4462e-54.2393e-60.0000e+03.6741e-66.2823e-68.4352e-68.1865e-51.4036e-57.8704e-71.1408e-793.6232
MDI IVHHZ9.8453e-63.0063e-60.0000e+02.2220e-64.2111e-65.7615e-63.0560e-57.3885e-65.5636e-77.6138e-8109.2145
MDI IVHHN1.3312e-52.1738e-60.0000e+02.0644e-63.5005e-63.5005e-63.4673e-51.1945e-54.7168e-76.7306e-8109.2145
MDI IVHHE1.2973e-53.5122e-60.0000e+02.5288e-64.4797e-65.9914e-64.3637e-51.5335e-56.3484e-78.2624e-8109.2145
SATI GUHHZ2.1959e-52.8365e-60.0000e+02.7958e-64.6173e-66.1827e-65.6814e-51.4555e-56.6757e-79.2040e-8112.1226
SATI GUHHN3.7018e-56.9130e-60.0000e+04.2301e-67.8466e-67.8466e-61.0134e-41.3263e-51.1239e-61.4051e-7112.1226
SATI GUHHE3.7036e-56.1831e-60.0000e+05.1934e-68.4028e-61.1568e-51.6143e-42.0377e-51.4962e-61.5948e-7112.1226
BRMO IVHHZ4.5114e-61.0739e-60.0000e+09.5193e-71.6636e-62.2320e-61.6401e-55.4860e-63.9270e-73.7106e-8112.595
BRMO IVHHN5.8911e-61.4262e-60.0000e+01.3671e-62.2989e-62.2989e-61.4415e-58.8055e-64.0138e-74.0619e-8112.595
BRMO IVHHE4.3861e-61.1025e-60.0000e+01.1804e-61.8397e-62.4028e-61.4021e-56.7528e-63.1367e-73.3119e-8112.595
DIX CHHHZ2.1689e-54.1825e-60.0000e+03.6862e-66.5304e-68.6753e-67.9936e-51.2877e-58.5948e-71.1171e-7128.1245
DIX CHHHN2.9697e-54.6939e-60.0000e+04.6723e-68.0350e-68.0350e-66.0551e-52.0180e-51.2607e-61.4417e-7128.1245
DIX CHHHE2.2696e-54.7976e-60.0000e+03.0887e-65.3349e-67.1039e-64.7635e-51.4342e-51.1633e-69.4047e-8128.1245
CIRO GUHHZ5.5606e-69.9316e-70.0000e+08.9685e-71.4898e-62.0067e-61.0076e-55.7761e-62.8534e-72.2586e-8150.1224
CIRO GUHHN6.2967e-61.8338e-60.0000e+09.2345e-71.5704e-61.5704e-61.0990e-55.6336e-62.8412e-73.9833e-8150.1224
CIRO GUHHE6.6294e-61.4097e-60.0000e+01.1326e-61.8717e-62.5115e-61.3511e-59.2160e-62.6669e-74.7680e-8150.1224
REMY GUHHZ6.9629e-61.8414e-60.0000e+01.7087e-62.8680e-63.7765e-61.4459e-51.0419e-54.6935e-74.6358e-8158.2239
REMY GUHHN6.2715e-61.6644e-60.0000e+01.1309e-62.7238e-62.7238e-61.5186e-54.8607e-68.9813e-76.4273e-8158.2239
REMY GUHHE6.6495e-61.6104e-60.0000e+01.2533e-62.3180e-63.2018e-62.3686e-54.1792e-64.6138e-74.4836e-8158.2239
*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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