AUTOMATIC Location - Area: Riviera di ponente , magnitude (ML): 0.6
2026-05-29 09:50:54 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-05-29 09:55:29

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Earthquake info - RsniPicker2 automatic location
Event - ID :260529095031
Magnitude (ML) :0.6 +/- 0.3
Origin Time :2026-05-29 09:50:54.48 (UTC)
Location : Latitude: 44.093 N, Longitude: 8.105 E
Area :Riviera di ponente
Depth (km) :2.12
Distances (km) : 1.7 --- Arnasco (SV)
2.3 --- Zuccarello (SV)
3.2 --- Vendone (SV)
3.4 --- Cisano sul Neva (SV)
3.5 --- Castelbianco (SV)
4.3 --- Ortovero (SV)
4.5 --- Castelvecchio di Rocca Barbena (SV)
5.0 --- Erli (SV)
5.0 --- Onzo (SV)
5.9 --- Villanova d Albenga (SV)
6.2 --- Nasino (SV)
6.4 --- Garlenda (SV)
6.6 --- Balestrino (SV)
8.0 --- Casanova Lerrone (SV)
8.1 --- Aquila di Arroscia (IM)
8.2 --- Ranzo (IM)
8.3 --- Alto (CN)
9.2 --- Toirano (SV)
9.9 --- Albenga (SV)
10.0 --- Ceriale (SV)

Quality location estimate:
Erh: 1 km, Erz: 0.4 km, Nf: 12, Gap: 185°, Rms: 0.102 s
Stazioni validate: 7


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.
ROROGU2026-05-29 09:50:55.7200.00200.031.582026-05-29 09:50:56.5200.0130-0.021.644.3
MGROGU2026-05-29 09:50:59.4390.0100-0.320.342026-05-29 09:51:03.7400.07310.081.0324.4
IMIGU2026-05-29 09:50:59.9390.0120-0.011.652026-05-29 09:51:03.7900.0801-0.280.5126.5
GBOSGU2026-05-29 09:50:59.8200.01200.001.662026-05-29 09:51:03.3400.0811-0.101.0726.9
SAOFFR--:---.-----.---.--2026-05-29 09:51:09.2700.2362-0.720.1445.6
ENRGU--:---.-----.---.--2026-05-29 09:51:12.5100.17120.110.7356.9
PCPGU2026-05-29 09:51:05.4200.03200.011.262026-05-29 09:51:12.8760.6263-0.300.3961.0


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
RORO GU0.205.80e-14.3305SI
MGRO GU0.505.43e-224.4257SI
IMI GU0.608.08e-226.5220SI
GBOS GU0.805.39e-226.9308SI
SAOF FR0.301.07e-245.6255SI
ENR GU0.904.07e-256.9286SI
PCP GU0.701.73e-261.035SI


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.
(°)
RORO GUHHZ6.4907e-57.8937e-60.0000e+04.4880e-68.9852e-61.2717e-57.0579e-51.5507e-51.6183e-62.3779e-74.3305
RORO GUHHN6.8089e-58.8932e-60.0000e+05.4514e-69.9868e-69.9868e-61.2619e-41.5696e-51.4275e-62.3996e-74.3305
RORO GUHHE8.2980e-51.1513e-50.0000e+05.0396e-69.9659e-61.4314e-51.5410e-41.5268e-51.9812e-62.4296e-74.3305
MGRO GUHHZ1.3568e-63.0648e-70.0000e+02.6854e-74.5657e-76.1169e-74.2041e-61.0131e-61.1578e-78.6345e-924.4257
MGRO GUHHN3.2676e-66.7489e-70.0000e+05.0548e-78.5719e-78.5719e-78.2614e-61.9330e-63.8043e-71.9572e-824.4257
MGRO GUHHE3.7707e-66.8647e-70.0000e+04.3841e-77.2851e-79.9569e-77.5410e-61.0801e-61.4988e-71.3015e-824.4257
IMI GUHHZ1.7189e-63.1176e-70.0000e+02.4371e-74.5092e-76.0680e-75.0833e-67.5373e-71.1520e-71.0532e-826.5220
IMI GUHHN5.3102e-61.1423e-60.0000e+07.9005e-71.3865e-61.3865e-61.6150e-51.7047e-62.6513e-72.9775e-826.5220
IMI GUHHE2.7317e-65.5069e-70.0000e+04.3345e-77.5472e-71.0206e-69.4881e-61.0182e-61.1502e-71.2217e-826.5220
GBOS GUHHZ5.0842e-68.3615e-70.0000e+06.3109e-71.1643e-61.5687e-61.4358e-51.5541e-62.4740e-72.4052e-826.9308
GBOS GUHHN4.7351e-61.0543e-60.0000e+05.1470e-79.4744e-79.4744e-71.4653e-59.6645e-72.0401e-72.0743e-826.9308
GBOS GUHHE3.8586e-66.3733e-70.0000e+03.5087e-76.6628e-79.5101e-71.1978e-59.3175e-72.2499e-71.6342e-826.9308
SAOF FRHHE3.8586e-66.3733e-70.0000e+03.5087e-76.6628e-79.5101e-71.1978e-59.3175e-72.2499e-71.6342e-845.6255
ENR GUHHZ1.8139e-62.7054e-70.0000e+01.8122e-73.7408e-75.3166e-76.2751e-66.3039e-71.0100e-79.4130e-956.9286
ENR GUHHN5.0379e-65.1380e-70.0000e+03.6667e-76.4024e-76.4024e-71.2239e-59.3036e-71.1844e-71.3350e-856.9286
ENR GUHHE4.0480e-64.2864e-70.0000e+02.6137e-75.2245e-77.2590e-78.3102e-65.8542e-71.0831e-71.6738e-856.9286
PCP GUHHZ7.0914e-71.3858e-70.0000e+01.1657e-72.1529e-72.9933e-72.0255e-63.2166e-76.2252e-85.4637e-961.035
PCP GUHHN9.5313e-71.3633e-70.0000e+01.0992e-71.8651e-71.8651e-72.4991e-63.1189e-74.5856e-85.4523e-961.035
PCP GUHHE1.3286e-62.4709e-70.0000e+01.9242e-73.3836e-74.6649e-73.7356e-64.8383e-76.6554e-89.3988e-961.035
*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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