RSNI - Manually revised location

MANUAL Location - Area: Casentino , magnitude (M_L): 2.4
2025-07-13 14:38:53 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-07-14 07:53:18

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Earthquake info - Manual location

Event - ID :	250713143843
Magnitude (M_L) :	2.4 +/- 0.1
Origin Time :	2025-07-13 14:38:53.928 (UTC)
Location :	Latitude: 43.802 N, Longitude: 11.959 E
Area :	Casentino
Depth (km) :	11.12
Distances (km) :	3.8 --- Verghereto 6.7 --- Bagno di Romagna 11.9 --- Chiusi della Verna 15.8 --- Casteldelci 16.0 --- Pieve Santo Stefano 16.2 --- Bibbiena 16.6 --- Santa Sofia 16.8 --- Chitignano 17.6 --- Poppi 17.9 --- Caprese Michelangelo 19.0 --- Pratovecchio 19.3 --- Castel Focognano 19.8 --- Sarsina 20.1 --- Stia 21.1 --- Badia Tedalda 21.3 --- Sant Agata Feltria 21.5 --- Castel San Niccolo 21.7 --- Ortignano Raggiolo 22.1 --- Galeata 23.0 --- Civitella di Romagna

Quality location estimate: Erh: 1.5 km, Erz: 1.2 km, Nf: 24, Gap: 252 °, Rms: 0.27

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.
RUFI	IV	2025-07-13 14:39:01.230	0.018	0	-0.00	1.80	2025-07-13 14:39:07.009	0.113	3	0.03	1.62	37.9
LMD	IV	2025-07-13 14:39:00.660	0.018	0	-1.04	0.15	2025-07-13 14:39:06.494	0.118	3	-1.51	0.08	38.3
IMOL	IV	2025-07-13 14:39:06.680	0.032	1	-0.02	1.70	2025-07-13 14:39:17.540	0.195	5	0.25	1.19	65.3
CSNT	IV	2025-07-13 14:39:06.480	0.038	1	0.17	1.46	2025-07-13 14:39:14.850	0.366	8	-0.14	1.07	66.0
OSSC	IV	2025-07-13 14:39:06.381	0.020	0	-0.11	1.48	2025-07-13 14:39:15.979	0.040	0	0.65	0.50	66.2
MTRZ	IV	2025-07-13 14:39:08.050	0.035	1	0.87	0.22	2025-07-13 14:39:19.672	0.040	0	1.56	0.01	71.9
POPM	GU	2025-07-13 14:39:11.740	0.054	2	-0.01	1.57	2025-07-13 14:39:25.430	0.301	7	0.15	1.09	100.6
PII	IV	2025-07-13 14:39:14.660	0.062	3	0.42	0.88	2025-07-13 14:39:28.240	0.631	9	-0.83	0.53	116.0
MAIM	GU	2025-07-13 14:39:14.570	0.059	2	-0.03	1.49	2025-07-13 14:39:28.840	0.381	8	-0.88	0.45	118.8
CARD	GU	2025-07-13 14:39:14.970	0.060	2	0.14	1.44	2025-07-13 14:39:30.285	0.040	0	0.26	1.12	121.4
GSCL	GU	2025-07-13 14:39:17.059	0.020	0	0.09	1.46	2025-07-13 14:39:33.712	0.040	0	-0.26	0.98	125.8
SARM	GU	2025-07-13 14:39:16.031	0.020	0	-0.49	0.54	2025-07-13 14:39:32.977	0.040	0	0.09	1.17	132.1

Local magnitude (M_L) calculation results

Station	Net	Channels	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth
OSSC	IV	HH	2.47	7.59e-1	66.2	242
MTRZ	IV	HH	2.39	5.23e-1	71.9	323
POPM	GU	HH	2.42	5.29e-1	100.6	286
PII	IV	HH	2.48	2.11e-1	116.0	266
MAIM	GU	HH	2.37	1.38e-1	118.8	276
CARD	GU	HH	2.52	2.04e-1	121.4	282
GSCL	GU	HH	2.33	1.20e-1	125.8	300
SARM	GU	EH	2.34	1.30e-1	132.1	289

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.
(°)

OSSC

HHZ

1.9223e-5

5.7088e-6

5.2240e-6

3.4445e-6

1.8074e-6

5.4226e-5

2.9440e-5

1.8820e-6

1.7894e-7

66.2

242

OSSC

HHN

1.5966e-5

5.8244e-6

6.2732e-6

3.4559e-6

1.5198e-6

3.6364e-5

4.1485e-5

2.1187e-6

2.2180e-7

66.2

242

OSSC

HHE

2.0229e-5

6.1562e-6

6.6263e-6

3.2359e-6

1.2230e-6

4.6144e-5

4.5707e-5

1.4046e-6

2.0406e-7

66.2

242

MTRZ

HHZ

5.2203e-6

2.5145e-6

1.8873e-6

1.8847e-6

8.1179e-7

8.6970e-6

1.0768e-5

9.4219e-7

9.1263e-8

71.9

323

MTRZ

HHN

1.0347e-5

4.8265e-6

4.0088e-6

2.5588e-6

1.0888e-6

1.5508e-5

2.4350e-5

1.2858e-6

1.3732e-7

71.9

323

MTRZ

HHE

2.8656e-6

1.4190e-6

1.3936e-6

9.8452e-7

3.5433e-7

4.6642e-6

1.0662e-5

4.8096e-7

5.2082e-8

71.9

323

POPM

HHZ

6.1059e-6

2.0557e-6

1.7544e-6

8.2205e-7

3.7869e-7

1.5604e-5

1.2867e-5

4.7748e-7

5.3015e-8

100.6

286

POPM

HHN

2.3811e-5

6.6434e-6

5.0659e-6

1.0738e-6

6.0058e-7

5.7571e-5

2.5854e-5

9.2064e-7

1.6134e-7

100.6

286

POPM

HHE

9.7296e-6

2.9712e-6

2.5662e-6

8.0809e-7

3.8306e-7

2.5690e-5

1.3665e-5

5.3618e-7

8.2970e-8

100.6

286

PII

HHZ

4.8158e-6

1.2964e-6

1.2250e-6

4.4314e-7

1.9279e-7

1.1627e-5

6.9243e-6

2.7761e-7

3.0199e-8

116.0

266

PII

HHN

3.9871e-6

1.7466e-6

1.5221e-6

9.2824e-7

4.5287e-7

6.7996e-6

1.2476e-5

4.3414e-7

4.6655e-8

116.0

266

PII

HHE

4.3060e-6

1.6569e-6

1.8092e-6

8.1663e-7

3.1141e-7

7.0276e-6

1.6068e-5

3.8967e-7

5.6106e-8

116.0

266

MAIM

HHZ

2.3579e-6

5.8056e-7

7.2735e-7

3.4077e-7

1.3462e-7

5.4413e-6

3.9056e-6

1.8424e-7

2.0458e-8

118.8

276

MAIM

HHN

2.9459e-6

1.0463e-6

9.4104e-7

5.0452e-7

2.3636e-7

9.7309e-6

5.9481e-6

2.6818e-7

3.1448e-8

118.8

276

MAIM

HHE

3.9914e-6

8.4910e-7

6.8745e-7

3.3703e-7

1.9900e-7

1.2180e-5

3.5214e-6

2.1822e-7

2.6397e-8

118.8

276

CARD

HHZ

2.8313e-6

7.1859e-7

6.7707e-7

4.1798e-7

1.5767e-7

9.2280e-6

3.1701e-6

1.9992e-7

2.1194e-8

121.4

282

CARD

HHN

8.7395e-6

2.4236e-6

1.5860e-6

5.9853e-7

2.6184e-7

2.1969e-5

7.7257e-6

3.8100e-7

4.7341e-8

121.4

282

CARD

HHE

7.6202e-6

1.5304e-6

1.3275e-6

4.8533e-7

2.0203e-7

2.9043e-5

7.4326e-6

2.7724e-7

3.9347e-8

121.4

282

GSCL

HHZ

2.4550e-6

4.3559e-7

4.5673e-7

3.5332e-7

1.6289e-7

1.7768e-6

2.3799e-6

2.3500e-7

1.6882e-8

125.8

300

GSCL

HHN

3.0543e-6

8.4754e-7

7.2939e-7

5.3621e-7

3.0876e-7

3.4752e-6

3.9397e-6

3.6571e-7

4.4459e-8

125.8

300

GSCL

HHE

2.4641e-6

6.3558e-7

5.1027e-7

3.2974e-7

1.6197e-7

2.2961e-6

4.2366e-6

2.1042e-7

1.7687e-8

125.8

300

SARM

EHZ

8.6124e-7

2.7522e-7

3.0996e-7

1.9345e-7

6.6764e-8

2.4439e-6

2.2819e-6

8.4941e-8

8.9013e-9

132.1

289

SARM

EHN

1.2782e-6

4.6633e-7

4.5323e-7

4.5942e-7

1.7107e-7

2.5245e-6

1.8313e-6

1.7779e-7

1.7303e-8

132.1

289

SARM

EHE

9.2959e-7

3.5127e-7

3.3183e-7

3.0689e-7

1.0997e-7

2.3485e-6

1.5715e-6

1.1686e-7

1.1926e-8

132.1

289

*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)

MANUAL Location - Area: Casentino , magnitude (ML): 2.4 2025-07-13 14:38:53 (UTC)

MANUAL Location - Area: Casentino , magnitude (M_L): 2.4
2025-07-13 14:38:53 (UTC)