MANUAL Location - Area: Appennino modenese , magnitude (ML): 0.7
2026-09-24 21:48:23 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-09-25 06:58:58

RSNI Logo

Earthquake info - Manual location
Event - ID :260924214704
Magnitude (ML) :0.7 +/- 0.2
Origin Time :2026-09-24 21:48:23.961 (UTC)
Location : Latitude: 44.270 N, Longitude: 10.913 E
Area :Appennino modenese
Depth (km) :9.76
Distances (km) : 2.6 --- Montese
7.3 --- Castel d Aiano
8.2 --- Gaggio Montano
9.6 --- Pavullo nel Frignano
10.9 --- Zocca
11.6 --- Fanano
12.0 --- Lizzano in Belvedere
12.0 --- Sestola
13.5 --- Porretta Terme
15.1 --- Lama Mocogno
15.5 --- Castel di Casio
15.6 --- Montecreto
16.0 --- Vergato
17.2 --- Polinago
17.9 --- Camugnano
18.0 --- Guiglia
18.7 --- Savigno
19.2 --- Granaglione
19.3 --- Grizzana Morandi
19.6 --- Sambuca Pistoiese

Quality location estimate: Erh: 2.7 km, Erz: 2.8 km, Nf: 20, Gap: 177 °, Rms: 0.12


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.
ZCCAIV2026-09-24 21:48:27.4500.0120-0.121.252026-09-24 21:48:30.4830.04000.031.7314.7
GSCLGU2026-09-24 21:48:30.1780.02000.001.842026-09-24 21:48:34.7100.1033-0.071.3929.3
POPMGU2026-09-24 21:48:29.6300.0211-0.021.852026-09-24 21:48:34.0200.09520.041.4629.7
BDIIV2026-09-24 21:48:30.7600.02410.051.652026-09-24 21:48:35.7400.1153-0.071.3235.7
SARMGU2026-09-24 21:48:32.2600.02810.200.742026-09-24 21:48:38.0100.1394-0.121.1443.2
CARDGU2026-09-24 21:48:32.1200.0281-0.081.552026-09-24 21:48:38.7120.19050.360.5844.9
VLCMN2026-09-24 21:48:32.6800.02810.410.192026-09-24 21:48:39.4300.14440.940.1044.9
MAIMGU2026-09-24 21:48:33.1330.0200-0.420.142026-09-24 21:48:40.5660.0400-0.071.2952.9
VGLIT2026-09-24 21:48:33.8130.02000.051.582026-09-24 21:48:41.8660.04000.850.1153.7
PIIIV2026-09-24 21:48:35.7140.0200-0.880.032026-09-24 21:48:44.4500.4449-1.360.0669.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
ZCCA IVHH0.571.72e-114.729
POPM GUHH1.083.09e-129.7206
BDI IVHH0.898.72e-235.7228
SARM GUEH0.512.37e-243.2257
CARD GUHH0.944.93e-244.9232
VLC MNHH0.732.17e-244.9254
MAIM GUHH0.511.16e-252.9220
PII IVHH0.711.19e-269.0207


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.
(°)
ZCCA IVHHZ1.0985e-51.3668e-67.2670e-74.0367e-71.5909e-79.9946e-65.1965e-62.2162e-72.1964e-814.729
ZCCA IVHHN1.7151e-51.7074e-61.2069e-69.0122e-73.1286e-71.4770e-55.7217e-64.0383e-74.9460e-814.729
ZCCA IVHHE1.5580e-51.7860e-61.3767e-65.2689e-72.3905e-71.1694e-51.1943e-53.5090e-74.3518e-814.729
GSCL GUHHZ6.1665e-79.1312e-85.9949e-82.6864e-81.5054e-81.2988e-63.1187e-72.3086e-82.0753e-929.3289
GSCL GUHHN7.6275e-72.4382e-71.7128e-77.4977e-83.9551e-83.0491e-61.1371e-64.9882e-86.5680e-929.3289
GSCL GUHHE6.1769e-71.5604e-71.2109e-74.8125e-81.8471e-82.1158e-67.8996e-72.4927e-83.7551e-929.3289
POPM GUHHZ2.6818e-54.4890e-61.4359e-63.7858e-72.3457e-78.2097e-55.1018e-64.2631e-78.9468e-829.7206
POPM GUHHN2.9997e-55.4739e-62.4235e-65.6604e-73.7550e-78.7371e-58.8399e-66.3525e-71.2542e-729.7206
POPM GUHHE2.8750e-54.4131e-62.2691e-65.4231e-73.3880e-78.2187e-57.4794e-65.5679e-71.0937e-729.7206
BDI IVHHZ6.3731e-69.0296e-74.8063e-71.3093e-76.3212e-81.7771e-52.3292e-61.0679e-72.0166e-835.7228
BDI IVHHN5.1854e-69.2513e-77.3277e-72.3162e-71.0528e-71.5888e-53.1816e-61.5347e-72.5882e-835.7228
BDI IVHHE6.5823e-69.0329e-76.1515e-71.9601e-79.3090e-82.2042e-53.0063e-61.3041e-72.0158e-835.7228
SARM GUEHZ1.2106e-61.5022e-79.7469e-84.2215e-82.0024e-82.7690e-64.6794e-72.3497e-82.9640e-943.2257
SARM GUEHN1.1422e-62.5380e-72.0630e-71.2055e-74.4431e-82.6105e-66.5807e-75.4397e-87.5531e-943.2257
SARM GUEHE8.2426e-71.6669e-71.2427e-76.4588e-82.8899e-83.0098e-65.9826e-73.2199e-84.5584e-943.2257
CARD GUHHZ2.0630e-62.8773e-71.2502e-74.5997e-81.9943e-86.0950e-63.9368e-72.6949e-85.7343e-944.9232
CARD GUHHN4.9593e-67.8638e-74.2991e-71.1189e-76.4644e-81.1932e-51.7122e-69.7412e-81.7439e-844.9232
CARD GUHHE4.2522e-67.1369e-73.1011e-79.9429e-86.8050e-81.7209e-51.0115e-61.1143e-71.4240e-844.9232
VLC MNHHZ2.8618e-65.0947e-71.2630e-75.3161e-82.4014e-83.8658e-65.9374e-73.6672e-84.9440e-944.9254
VLC MNHHN1.4233e-62.4031e-71.5190e-78.5048e-84.4248e-83.1923e-67.7899e-75.6871e-86.1154e-944.9254
VLC MNHHE1.6204e-63.2783e-71.9755e-76.5969e-84.2601e-85.3203e-68.4485e-76.1016e-89.3242e-944.9254
MAIM GUHHZ4.5861e-78.6289e-85.7646e-82.9793e-81.1444e-81.2058e-63.2864e-71.3794e-81.8713e-952.9220
MAIM GUHHN5.8216e-71.4524e-79.2299e-85.9846e-82.2709e-82.1630e-63.3419e-72.9992e-82.8683e-952.9220
MAIM GUHHE6.1604e-71.4654e-78.2896e-85.1768e-83.7188e-82.7317e-64.6046e-75.3156e-84.1084e-952.9220
VGL ITHGZ5.4687e-68.5141e-76.5323e-74.3100e-72.2332e-78.7326e-63.7251e-62.6967e-72.4040e-853.7251
VGL ITHGN7.2501e-61.2765e-61.1708e-66.7430e-73.7417e-71.3439e-54.6883e-64.5950e-73.5722e-853.7251
VGL ITHGE6.7810e-61.6735e-61.2254e-66.0522e-73.4264e-71.4534e-56.2218e-64.3752e-74.7102e-853.7251
PII IVHHZ4.4984e-71.0533e-78.0134e-82.3093e-81.1092e-81.0308e-64.3893e-71.8601e-82.7182e-969.0207
PII IVHHN5.4034e-71.4101e-71.2320e-74.4319e-82.2957e-82.5338e-67.9737e-73.5774e-83.8516e-969.0207
PII IVHHE7.2852e-71.5546e-71.0775e-73.5553e-81.7035e-83.0918e-65.6498e-72.7203e-83.5003e-969.0207
*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)

rsni