AUTOMATIC Location - Area: Cuneese-Valle Stura , magnitude (ML): 0.8
2026-04-21 19:16:59 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-04-21 19:21:35

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Earthquake info - RsniPicker2 automatic location
Event - ID :260421191639
Magnitude (ML) :0.8 +/- 0.3
Origin Time :2026-04-21 19:16:59.4 (UTC)
Location : Latitude: 44.636 N, Longitude: 7.569 E
Area :Cuneese-Valle Stura
Depth (km) :9.48
Distances (km) : 1.5 --- Lagnasco (CN)
5.1 --- Scarnafigi (CN)
6.3 --- Saluzzo (CN)
7.0 --- Manta (CN)
7.0 --- Savigliano (CN)
7.1 --- Monasterolo di Savigliano (CN)
7.9 --- Verzuolo (CN)
8.0 --- Vottignasco (CN)
8.3 --- Ruffia (CN)
9.2 --- Genola (CN)
10.3 --- Costigliole Saluzzo (CN)
10.4 --- Villafalletto (CN)
10.5 --- Villanova Solaro (CN)
10.7 --- Castellar (CN)
11.4 --- Pagno (CN)
11.7 --- Torre San Giorgio (CN)
11.9 --- Piasco (CN)
12.3 --- Cavallermaggiore (CN)
13.0 --- Marene (CN)
13.2 --- Murello (CN)

Quality location estimate:
Erh: 2 km, Erz: 5.8 km, Nf: 18, Gap: 78°, Rms: 0.348 s
Stazioni validate: 14


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.
BHBGU2026-04-21 19:17:05.2800.02000.021.612026-04-21 19:17:09.0800.1102-0.061.5534.1
PZZGU--:---.-----.---.--2026-04-21 19:17:10.1560.1742-1.280.2339.8
ENRGU2026-04-21 19:17:07.7500.05610.121.182026-04-21 19:17:13.2500.1512-0.111.3747.7
STVGU--:---.-----.---.--2026-04-21 19:17:13.3200.1512-0.241.1748.5
GBOSGU--:---.-----.---.--2026-04-21 19:17:13.7400.3452-0.690.7249.8
MONCIV2026-04-21 19:17:10.6400.0330-0.121.512026-04-21 19:17:19.3600.2822-0.191.1057.1
SURFFR2026-04-21 19:17:09.6000.0320-0.830.58--:---.-----.---.-- 63.1
RRLGU2026-04-21 19:17:10.6000.0390-0.810.58--:---.-----.---.-- 69.8
ROROGU2026-04-21 19:17:11.7300.0400-0.091.562026-04-21 19:17:19.6290.4372-0.840.6371.0
QLNOIV--:---.-----.---.--2026-04-21 19:17:21.2900.2312-0.011.1471.4
SAOFFR--:---.-----.---.--2026-04-21 19:17:21.0700.22520.420.5372.8
PCPGU--:---.-----.---.--2026-04-21 19:17:23.0490.25420.091.0278.6
IMIGU--:---.-----.---.--2026-04-21 19:17:24.5300.2652-0.131.0885.3
MVIFFR--:---.-----.---.--2026-04-21 19:17:25.0100.2682-1.100.4389.2


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
BHB GU0.907.06e-234.1313SI
PZZ GU0.302.64e-239.8248SI
ENR GU1.401.73e-147.7195SI
STV GU0.601.27e-248.5204SI
GBOS GU1.002.64e-249.8154SI
RRL GU0.606.21e-369.8297SI
RORO GU0.608.28e-371.0146SI
QLNO IV0.801.38e-271.4119SI
SAOF FR0.609.10e-372.8181SI
PCP GU0.701.01e-278.697SI
IMI GU0.901.63e-285.3162SI


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.
(°)
BHB GUHHZ5.2853e-66.0718e-70.0000e+02.2606e-74.1762e-75.9179e-77.8506e-67.7324e-72.9362e-79.4301e-934.1313
BHB GUHHN5.9920e-67.0034e-70.0000e+03.9658e-76.7064e-76.7064e-78.4722e-61.3170e-61.6400e-71.1733e-834.1313
BHB GUHHE1.3104e-51.5270e-60.0000e+05.1328e-79.8691e-71.4352e-61.6937e-59.4868e-79.1073e-82.4094e-834.1313
PZZ GUHHZ3.0661e-64.0928e-70.0000e+02.9334e-75.0446e-77.0826e-76.3408e-61.4331e-65.4003e-81.0444e-839.8248
PZZ GUHHN3.5345e-64.0729e-70.0000e+02.6933e-74.6140e-74.6140e-76.1266e-67.3723e-79.8449e-88.6950e-939.8248
PZZ GUHHE2.5352e-64.0051e-70.0000e+03.2162e-75.3544e-77.2683e-77.4479e-61.6404e-66.4094e-88.7322e-939.8248
ENR GUHHZ1.8757e-51.5957e-60.0000e+06.5050e-71.3039e-61.9477e-61.6883e-51.1027e-61.1442e-72.7871e-847.7195
ENR GUHHN4.2132e-53.7429e-60.0000e+01.5153e-63.0101e-63.0101e-63.8305e-52.3480e-62.6639e-76.2839e-847.7195
ENR GUHHE7.2891e-55.9653e-60.0000e+02.5170e-65.2488e-67.9989e-64.3480e-53.3510e-63.9910e-71.2239e-747.7195
STV GUHHZ2.1919e-62.5191e-70.0000e+01.4865e-72.6437e-73.7835e-74.8660e-65.0110e-72.5714e-84.9068e-948.5204
STV GUHHN2.3593e-62.8278e-70.0000e+01.3988e-72.8096e-72.8096e-74.8471e-64.3423e-73.1060e-84.7240e-948.5204
STV GUHHE2.4386e-62.7063e-70.0000e+01.6509e-73.0233e-74.3004e-74.2201e-64.3027e-72.4441e-85.9157e-948.5204
GBOS GUHHZ4.5337e-67.5278e-70.0000e+04.3908e-77.8667e-71.1515e-61.4165e-58.1384e-78.7243e-81.5639e-849.8154
GBOS GUHHN3.9294e-64.9986e-70.0000e+03.0608e-75.5941e-75.5941e-78.3021e-66.8380e-76.8071e-81.3283e-849.8154
GBOS GUHHE3.6098e-63.8106e-70.0000e+02.9395e-74.7828e-76.5984e-79.2761e-68.1429e-76.6927e-89.6148e-949.8154
MONC IVHHZ1.9037e-63.1609e-70.0000e+02.5236e-74.2415e-75.8777e-75.1514e-68.5992e-78.8933e-81.0458e-857.1-1
MONC IVHHN9.2441e-65.3301e-70.0000e+03.6059e-76.0475e-76.0475e-75.3947e-61.4382e-61.4172e-71.3915e-857.1-1
MONC IVHHE2.0166e-53.6971e-60.0000e+02.2592e-65.6217e-68.1949e-64.3459e-59.8228e-63.4669e-61.9549e-757.1-1
RRL GUHHZ6.0215e-78.3206e-80.0000e+04.0811e-88.1047e-81.2215e-79.8874e-71.2968e-73.3666e-84.7314e-969.8297
RRL GUHHN5.0010e-78.7273e-80.0000e+05.3319e-89.9947e-89.9947e-81.3259e-61.7377e-73.4860e-84.6789e-969.8297
RRL GUHHE3.9702e-78.1033e-80.0000e+04.9398e-89.0059e-81.3262e-71.7750e-61.7129e-72.5516e-85.6275e-969.8297
RORO GUHHZ9.3060e-71.0920e-70.0000e+07.5206e-81.3001e-71.8581e-71.9518e-61.5551e-72.0626e-84.7627e-971.0146
RORO GUHHN9.6047e-71.5768e-70.0000e+08.5563e-81.5660e-71.5660e-72.1015e-62.4365e-72.6306e-83.7363e-971.0146
RORO GUHHE1.1313e-61.5213e-70.0000e+08.9719e-81.6051e-72.2851e-73.7638e-62.5409e-72.0131e-85.6141e-971.0146
QLNO IVHHZ1.0007e-61.5378e-70.0000e+09.6384e-81.7050e-72.4538e-72.4835e-63.4514e-75.2066e-84.3240e-971.4119
QLNO IVHHN2.7531e-62.6972e-70.0000e+01.5737e-72.8274e-72.8274e-74.9916e-64.5962e-74.5274e-85.2525e-971.4119
QLNO IVHHE1.7977e-62.6360e-70.0000e+01.5923e-72.8085e-74.0085e-73.8220e-65.5083e-73.5725e-86.1611e-971.4119
SAOF FRHHE1.7977e-62.6360e-70.0000e+01.5923e-72.8085e-74.0085e-73.8220e-65.5083e-73.5725e-86.1611e-972.8181
PCP GUHHZ1.0620e-61.2450e-70.0000e+09.7848e-81.6608e-72.2943e-71.4784e-64.2750e-73.3388e-85.3645e-978.697
PCP GUHHN9.1039e-71.2731e-70.0000e+01.0937e-71.8220e-71.8220e-72.4527e-63.9054e-73.7404e-84.3398e-978.697
PCP GUHHE1.5477e-61.5080e-70.0000e+01.0367e-71.7196e-72.3997e-72.0497e-63.2787e-73.3679e-85.9355e-978.697
IMI GUHHZ4.7577e-78.0767e-80.0000e+05.7628e-89.7552e-81.4119e-71.1548e-61.9706e-73.9471e-84.4403e-985.3162
IMI GUHHN1.4865e-61.8497e-70.0000e+01.6499e-72.6577e-72.6577e-73.0607e-64.7565e-74.5103e-86.8343e-985.3162
IMI GUHHE9.5758e-71.4516e-70.0000e+08.3476e-81.4757e-72.0973e-71.3735e-64.0596e-74.3241e-84.6763e-985.3162
*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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