AUTOMATIC Location - Area: Valdarno inferiore , magnitude (ML): 1.1
2026-03-02 00:04:14 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-03-02 00:08:44

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Earthquake info - RsniPicker2 automatic location
Event - ID :260302000349
Magnitude (ML) :1.1 +/- 0.2
Origin Time :2026-03-02 00:04:14.86 (UTC)
Location : Latitude: 43.854 N, Longitude: 10.433 E
Area :Valdarno inferiore
Depth (km) :5.98
Distances (km) : 5.9 --- Lucca (LU)
8.0 --- Massarosa (LU)
8.7 --- Vecchiano (PI)
10.0 --- San Giuliano Terme (PI)
11.3 --- Capannori (LU)
12.8 --- Pescaglia (LU)
14.2 --- Camaiore (LU)
14.9 --- Viareggio (LU)
15.1 --- Porcari (LU)
15.4 --- Pisa (PI)
15.5 --- Calci (PI)
16.1 --- Fabbriche di Vallico (LU)
16.7 --- Borgo a Mozzano (LU)
18.7 --- Buti (PI)
19.0 --- Montecarlo (LU)
19.0 --- Villa Basilica (LU)
19.5 --- Stazzema (LU)
19.8 --- Pietrasanta (LU)
20.1 --- Altopascio (LU)
20.6 --- Vicopisano (PI)

Quality location estimate:
Erh: 0.9 km, Erz: 0.8 km, Nf: 25, Gap: 142°, Rms: 0.188 s
Stazioni validate: 13


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.
MAIMGU2026-03-02 00:04:17.5000.00600.310.812026-03-02 00:04:18.9000.0300-0.021.6610.1
PIIIV2026-03-02 00:04:18.6390.00900.001.722026-03-02 00:04:20.9200.0521-0.550.2517.4
CARDGU2026-03-02 00:04:19.0800.01100.191.192026-03-02 00:04:21.8400.0611-0.031.5020.5
POPMGU2026-03-02 00:04:21.6800.01800.490.192026-03-02 00:04:26.1700.10220.221.2434.1
VLCMN2026-03-02 00:04:21.5300.01800.300.942026-03-02 00:04:26.0400.10420.051.4534.7
SARMGU2026-03-02 00:04:21.8400.01900.111.502026-03-02 00:04:26.9310.26720.071.0837.3
EQUIGU2026-03-02 00:04:22.3300.0210-0.071.362026-03-02 00:04:27.4550.1472-0.530.3041.7
PLMAIV2026-03-02 00:04:24.2300.03100.061.612026-03-02 00:04:30.3090.3232-0.750.2651.6
GSCLGU2026-03-02 00:04:25.7000.02900.011.552026-03-02 00:04:33.3690.1712-0.290.6956.9
ERBMIV2026-03-02 00:04:26.7700.13320.151.33--:---.-----.---.-- 63.2
ZCCAIV2026-03-02 00:04:29.5900.07911.190.00--:---.-----.---.-- 70.5
GRAMGU2026-03-02 00:04:28.5100.03900.231.21--:---.-----.---.-- 76.9
CSNTIV2026-03-02 00:04:29.8600.0410-0.041.292026-03-02 00:04:39.3760.2992-1.340.0681.1
RUFIIV2026-03-02 00:04:30.7500.04400.031.402026-03-02 00:04:41.9190.4962-0.680.4086.5


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
MAIM GU1.101.02e+010.136SI
PII IV0.902.48e-117.4153SI
CARD GU1.508.74e-120.512SI
POPM GU1.001.92e-134.151SI
SARM GU1.009.62e-237.3356SI
EQUI GU1.108.02e-241.7327SI
PLMA IV0.903.40e-251.6295SI
GSCL GU1.501.00e-156.913SI
ERBM IV0.902.22e-263.2359SI
GRAM GU1.306.04e-276.9338SI


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.
(°)
MAIM GUHHZ1.3804e-41.7410e-50.0000e+04.9274e-68.9054e-61.2404e-51.3150e-41.5533e-51.1083e-61.7516e-710.136
MAIM GUHHN2.0844e-42.6221e-50.0000e+09.4998e-61.9625e-51.9625e-52.2229e-42.2370e-52.1545e-63.7476e-710.136
MAIM GUHHE3.1733e-43.0084e-50.0000e+07.0436e-61.3544e-51.9970e-51.2802e-41.7931e-51.5631e-62.9832e-710.136
PII IVHHZ1.6283e-52.8112e-60.0000e+02.1206e-63.6494e-64.9211e-62.7200e-56.6086e-64.5229e-76.8044e-817.4153
PII IVHHN2.4647e-54.0782e-60.0000e+02.7268e-64.9357e-64.9357e-63.9509e-57.7073e-64.8444e-78.6222e-817.4153
PII IVHHE1.7042e-53.9231e-60.0000e+02.0622e-64.1392e-66.0719e-64.1297e-56.8856e-65.0089e-79.2480e-817.4153
CARD GUHHZ3.7742e-55.2997e-60.0000e+03.8988e-67.1134e-69.6389e-61.0242e-41.9452e-51.2573e-61.6295e-720.512
CARD GUHHN1.1335e-41.4422e-50.0000e+09.7130e-61.6873e-51.6873e-52.4913e-44.0176e-51.4429e-62.8705e-720.512
CARD GUHHE1.4414e-41.5359e-50.0000e+09.7766e-61.7376e-52.4879e-53.4530e-43.2510e-51.6441e-63.4007e-720.512
POPM GUHHZ2.7568e-52.5706e-60.0000e+01.6126e-62.8798e-64.1288e-63.4321e-54.6482e-62.4321e-75.4598e-834.151
POPM GUHHN3.4051e-53.9213e-60.0000e+02.5718e-64.3270e-64.3270e-64.2322e-56.0393e-63.7292e-77.3402e-834.151
POPM GUHHE2.0948e-53.4819e-60.0000e+02.4797e-64.2916e-65.9995e-65.6698e-56.5311e-63.3336e-77.4194e-834.151
VLC MNHHZ4.2134e-66.4728e-70.0000e+04.1504e-77.8158e-71.1258e-67.8386e-61.7556e-61.5823e-71.6856e-834.7-1
VLC MNHHN6.7437e-61.3063e-60.0000e+07.9011e-71.4448e-61.4448e-61.9095e-51.9563e-62.4991e-73.3384e-834.7-1
VLC MNHHE6.4942e-68.5408e-70.0000e+06.0352e-71.0329e-61.4522e-61.4203e-52.0134e-61.4952e-72.5949e-834.7-1
SARM GUEHZ2.4471e-63.5025e-70.0000e+03.0554e-75.4651e-77.2597e-77.7083e-61.0592e-61.3376e-71.3742e-837.3356
SARM GUEHN3.5043e-67.0592e-70.0000e+05.6218e-71.2726e-61.2726e-67.8616e-62.4411e-64.2257e-73.9118e-837.3356
SARM GUEHE4.4962e-67.5226e-70.0000e+05.0928e-71.0533e-61.4715e-61.0726e-52.6949e-62.7129e-72.5729e-837.3356
EQUI GUHHZ7.6586e-61.1842e-60.0000e+06.5040e-71.2329e-61.8026e-61.8496e-52.4116e-61.8535e-72.8033e-841.7327
EQUI GUHHN1.3952e-51.6087e-60.0000e+09.2466e-71.7209e-61.7209e-63.2220e-52.7141e-61.6688e-73.1551e-841.7327
EQUI GUHHE7.7994e-61.1634e-60.0000e+06.8776e-71.2753e-61.8012e-61.9378e-51.9468e-61.8222e-73.0690e-841.7327
PLMA IVHHZ2.2488e-63.5697e-70.0000e+02.1741e-73.7670e-75.4812e-75.7885e-66.4354e-75.9701e-88.3199e-951.6295
PLMA IVHHN3.3169e-65.1433e-70.0000e+03.5922e-76.3881e-76.3881e-77.3256e-61.2510e-68.4498e-81.1282e-851.6295
PLMA IVHHE2.2557e-63.4527e-70.0000e+02.6173e-74.5517e-76.2006e-75.7170e-61.0748e-69.4792e-88.3963e-951.6295
GSCL GUHHZ1.4810e-63.4185e-70.0000e+02.3561e-75.2333e-77.4721e-74.0276e-61.4399e-62.8412e-71.4927e-856.913
GSCL GUHHN3.0845e-61.0107e-60.0000e+07.7994e-71.4302e-61.4302e-66.3119e-64.5018e-62.9746e-73.1036e-856.913
GSCL GUHHE2.4580e-67.3288e-70.0000e+06.5842e-71.1829e-61.5641e-65.7812e-63.9197e-62.9364e-72.5685e-856.913
ZCCA IVHHZ6.1942e-71.0042e-70.0000e+09.7990e-82.0476e-72.8741e-72.4204e-65.0825e-78.1365e-88.7237e-970.5-1
ZCCA IVHHN7.7716e-71.4310e-70.0000e+01.8823e-73.3489e-73.3489e-72.0043e-61.1829e-61.2518e-78.3807e-970.5-1
ZCCA IVHHE4.8919e-71.5840e-70.0000e+01.6998e-72.9807e-73.8545e-71.1908e-68.4822e-78.1194e-88.3209e-970.5-1
GRAM GUHHZ3.9091e-64.7264e-70.0000e+03.3276e-75.7253e-78.2739e-74.2574e-61.3084e-69.6933e-81.2535e-876.9338
GRAM GUHHN0.0000e+00.0000e+00.0000e+0-1.0000e+0-1.0000e+0-1.0000e+0-1.0000e+0-1.0000e+0-1.0000e+0-1.0000e+076.9338
GRAM GUHHE2.5618e-67.2903e-70.0000e+06.4007e-71.0573e-61.4628e-64.6047e-63.9027e-61.3754e-71.6729e-876.9338
*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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