Earthquake with magnitude of ML 1.4 on date 31-05-2023 and time 15:15:43 (UTC) in region 1 km SW Abetone (PT)

A magnitude ML 1.4 earthquake occured in region: 1 km SW Abetone (PT), on

  • 31-05-2023 15:15:43 (UTC)
  • 31-05-2023 17:15:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1370, 10.6540 at 13 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Abetone PT 1 621 621
Fiumalbo MO 5 1280 1901
Pievepelago MO 8 2222 4123
Cutigliano PT 9 1488 5611
Riolunato MO 11 712 6323
Coreglia Antelminelli LU 13 5215 11538
Montecreto MO 14 940 12478
Fanano MO 14 2989 15467
Sestola MO 14 2508 17975
San Marcello Pistoiese PT 14 6416 24391
Bagni di Lucca LU 15 6161 30552
Piteglio PT 15 1683 32235
Barga LU 15 10034 42269
Fosciandora LU 16 602 42871
Frassinoro MO 19 1926 44797
Pieve Fosciana LU 19 2414 47211
Castiglione di Garfagnana LU 19 1818 49029
Gallicano LU 19 3807 52836
Lizzano in Belvedere BO 19 2212 55048
Castelnuovo di Garfagnana LU 20 5950 60998
Borgo a Mozzano LU 20 6994 67992

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of Pistoia (90315 inhabitants)
35 Km NE of Lucca (89046 inhabitants)
42 Km E of Massa (69479 inhabitants)
44 Km NE of Viareggio (62467 inhabitants)
45 Km E of Carrara (63133 inhabitants)
46 Km NW of Prato (191150 inhabitants)
51 Km NE of Pisa (89158 inhabitants)
60 Km NW of Scandicci (50609 inhabitants)
61 Km SW of Modena (184973 inhabitants)
62 Km S of Reggio nell'Emilia (171345 inhabitants)
63 Km NW of Firenze (382808 inhabitants)
66 Km E of La Spezia (93959 inhabitants)
68 Km SW of Bologna (386663 inhabitants)
71 Km NE of Livorno (159219 inhabitants)
74 Km S of Carpi (70699 inhabitants)
78 Km SE of Parma (192836 inhabitants)
88 Km W of Imola (69797 inhabitants)
99 Km W of Faenza (58541 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100
ML 1.4 2023-05-31
15:15:43
44.1372 10.654 13 2023-05-31
15:20:20
Sala Sismica INGV-Roma 117920261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-31 15:15:43 ± 0.17
Latitude 44.1372 ± 0.0063
Longitude 10.6540 ± 0.0075
Depth (km) 13 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117920261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 648
Semi-minor axis of confidence ellipse (meter) 291
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 12
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36063
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 117920261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-31 15:20:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.EQUI.HHZ. 2023-05-31T15:15:55.95 0.6 undecidable manual S 275 40.0266 93 -0.57 42
IV.PLMA.HHZ. 2023-05-31T15:15:55.16 3.0 undecidable manual P -0.07 0
GU.MAIM.HHZ. 2023-05-31T15:15:53.28 0.6 undecidable manual S 208 28.0497 96 -0.05 47
GU.SARM.EHZ. 2023-05-31T15:15:51.55 0.6 undecidable manual S 285 20.7681 101 0.13 48
GU.CARD.HHZ. 2023-05-31T15:15:51.11 0.6 undecidable manual S 228 18.4704 105 0.31 47
GU.GSCL.HHZ. 2023-05-31T15:15:51.85 0.6 undecidable manual S 348 24.2535 98 -0.48 45
GU.EQUI.HHZ. 2023-05-31T15:15:51.32 0.1 undecidable manual P 275 40.0266 93 0.36 88
IV.PII.HHZ. 2023-05-31T15:15:51.97 3.0 positive manual P 0.08 0
IV.ZCCA.HHN. 2023-05-31T15:15:50.32 0.1 undecidable manual P 47 34.9428 94 0.14 92
IV.BDI.HHZ. 2023-05-31T15:15:49.06 0.6 undecidable manual S 209 9.4794 132 0.37 47
GU.GSCL.HHZ. 2023-05-31T15:15:49.03 0.6 positive manual P 348 24.2535 98 0.49 43
GU.POPM.HHZ. 2023-05-31T15:15:49.43 0.6 undecidable manual S 141 13.0758 118 -0.05 49
GU.MAIM.HHZ. 2023-05-31T15:15:48.94 1.0 positive manual P 208 28.0497 96 -0.18 23
MN.VLC.HHZ. 2023-05-31T15:15:48.08 3.0 negative manual P -0.23 0
GU.SARM.EHZ. 2023-05-31T15:15:47.89 0.1 undecidable manual P 285 20.7681 101 -0.13 96
GU.CARD.HHZ. 2023-05-31T15:15:47.49 0.1 undecidable manual P 228 18.4704 105 -0.17 95
IV.BDI.HHZ. 2023-05-31T15:15:46.46 0.1 positive manual P 209 9.4794 132 0.02 100
GU.POPM.HHZ. 2023-05-31T15:15:46.67 0.1 positive manual P 141 13.0758 118 -0.23 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BDI.HHE. ML:1.5 0.0003195 0.2 AML other m 2023-05-31T15:15:49.15
IV.BDI.HHN. ML:1.4 0.00027 0.64 AML other m 2023-05-31T15:15:49.59
IV.BDI.HNN. ML:1.5 0.000321 0.66 AML other m 2023-05-31T15:15:49.27
IV.BDI.HNE. ML:1.5 0.00032599999999999996 0.76 AML other m 2023-05-31T15:15:49.24
GU.POPM.HHE. ML:1.7 0.00046 0.8 AML other m 2023-05-31T15:15:49.98
GU.POPM.HHN. ML:1.5 0.0002745 0.5 AML other m 2023-05-31T15:15:50.44
GU.CARD.HHN. ML:1.5 0.00021799999999999999 0.38 AML other m 2023-05-31T15:15:51.08
GU.CARD.HHE. ML:1.4 0.00017449999999999999 0.14 AML other m 2023-05-31T15:15:51.79
GU.GSCL.HHE. ML:1.3 0.000111 1.46 AML other m 2023-05-31T15:15:51.87
MN.VLC.HHN. ML:1.1 0.0000829 1.6 AML other m 2023-05-31T15:15:52.87
GU.GSCL.HHN. ML:1.4 0.0001295 0.14 AML other m 2023-05-31T15:15:52.19
MN.VLC.HHE. ML:1.2 0.00010899999999999999 1.4 AML other m 2023-05-31T15:15:52.89
GU.MAIM.HHN. ML:0.8 0.0000365 1.06 AML other m 2023-05-31T15:15:57.40
GU.MAIM.HHE. ML:0.9 0.0000422 0.16 AML other m 2023-05-31T15:15:58.64
IV.PII.HHE. ML:1.4 0.000076 0.24 AML other m 2023-05-31T15:15:59.15
IV.PII.HHN. ML:1.5 0.0000785 0.26 AML other m 2023-05-31T15:15:59.85
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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