Earthquake with magnitude of ML 1.2 on date 31-05-2023 and time 16:58:08 (UTC) in region 2 km S Abetone (PT)

A magnitude ML 1.2 earthquake occured in region: 2 km S Abetone (PT), on

  • 31-05-2023 16:58:08 (UTC)
  • 31-05-2023 18:58:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1310, 10.6630 at 16 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 2 621 621
Fiumalbo MO 6 1280 1901
Cutigliano PT 8 1488 3389
Pievepelago MO 9 2222 5611
Riolunato MO 11 712 6323
Coreglia Antelminelli LU 13 5215 11538
San Marcello Pistoiese PT 13 6416 17954
Fanano MO 14 2989 20943
Piteglio PT 14 1683 22626
Montecreto MO 14 940 23566
Sestola MO 14 2508 26074
Bagni di Lucca LU 14 6161 32235
Barga LU 16 10034 42269
Fosciandora LU 17 602 42871
Lizzano in Belvedere BO 19 2212 45083
Borgo a Mozzano LU 19 6994 52077
Gallicano LU 20 3807 55884
Frassinoro MO 20 1926 57810

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NW of Pistoia (90315 inhabitants)
34 Km NE of Lucca (89046 inhabitants)
43 Km E of Massa (69479 inhabitants)
44 Km NE of Viareggio (62467 inhabitants)
45 Km NW of Prato (191150 inhabitants)
46 Km E of Carrara (63133 inhabitants)
51 Km NE of Pisa (89158 inhabitants)
59 Km NW of Scandicci (50609 inhabitants)
61 Km SW of Modena (184973 inhabitants)
62 Km NW of Firenze (382808 inhabitants)
63 Km S of Reggio nell'Emilia (171345 inhabitants)
67 Km E of La Spezia (93959 inhabitants)
68 Km SW of Bologna (386663 inhabitants)
70 Km NE of Livorno (159219 inhabitants)
75 Km S of Carpi (70699 inhabitants)
79 Km SE of Parma (192836 inhabitants)
87 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 1.2 2023-05-31
16:58:08
44.1308 10.6628 16 2023-05-31
17:05:00
Sala Sismica INGV-Roma 117923341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-31 16:58:08 ± 0.23
Latitude 44.1308 ± 0.0072
Longitude 10.6628 ± 0.0075
Depth (km) 16 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117923341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 736
Semi-minor axis of confidence ellipse (meter) 484
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 38
Circular confidence region, given by single value of horizontal uncertainty (meter) 740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.08364
Epicentral distance of station farthest from the epicenter (degree) 0.42088
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 117923341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-31 17:05:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PII.HHZ. 2023-05-31T16:58:22.49 0.6 undecidable manual S 194 46.7199 98 -0.61 39
GU.MAIM.HHZ. 2023-05-31T16:58:18.29 0.3 undecidable manual S 210 27.75 106 0.15 72
IV.PII.HHZ. 2023-05-31T16:58:16.09 0.6 undecidable manual P 194 46.7199 98 -0.67 39
GU.GSCL.HHZ. 2023-05-31T16:58:16.84 0.3 undecidable manual S 346 25.0527 108 -0.62 66
GU.CARD.HHZ. 2023-05-31T16:58:16.00 0.3 undecidable manual S 231 18.4704 118 0.16 72
MN.VLC.HHZ. 2023-05-31T16:58:16.85 0.3 undecidable manual S 278 22.2555 112 0.11 71
GU.SARM.EHZ. 2023-05-31T16:58:16.32 0.6 undecidable manual S 286 21.6672 113 -0.28 47
IV.ZCCA.HNE. 2023-05-31T16:58:15.39 0.3 undecidable manual P 45 34.9428 101 0.43 66
IV.BDI.HHZ. 2023-05-31T16:58:14.15 0.3 undecidable manual S 215 9.2796 143 0.21 73
GU.POPM.HHZ. 2023-05-31T16:58:14.38 0.3 undecidable manual S 142 12.0768 134 -0.07 73
GU.MAIM.HHZ. 2023-05-31T16:58:14.03 0.6 negative manual P 210 27.75 106 0.14 48
MN.VLC.HHZ. 2023-05-31T16:58:13.22 0.3 undecidable manual P 278 22.2555 112 0.13 71
GU.SARM.EHZ. 2023-05-31T16:58:13.06 0.3 undecidable manual P 286 21.6672 113 0.05 73
GU.GSCL.HHZ. 2023-05-31T16:58:13.86 0.6 positive manual P 346 25.0527 108 0.35 45
GU.CARD.HHZ. 2023-05-31T16:58:12.54 0.1 positive manual P 231 18.4704 118 -0.03 98
IV.BDI.HHZ. 2023-05-31T16:58:11.52 0.1 positive manual P 215 9.2796 143 0.05 100
GU.POPM.HHZ. 2023-05-31T16:58:11.75 0.3 undecidable manual P 142 12.0768 134 -0.02 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BDI.HHE. ML:1.4 0.00023700000000000001 0.12 AML other m 2023-05-31T16:58:14.29
IV.BDI.HHN. ML:1.2 0.00016537089 0.128 AML other m 2023-05-31T16:58:14.24
GU.POPM.HHE. ML:1.4 0.0001953445 0.1792 AML other m 2023-05-31T16:58:15.01
GU.POPM.HHN. ML:1.3 0.00015753139999999998 0.1792 AML other m 2023-05-31T16:58:15.49
GU.CARD.HHE. ML:1.3 0.0001296332 0.1152 AML other m 2023-05-31T16:58:16.15
GU.CARD.HHN. ML:1.1 0.000092453525 0.1408 AML other m 2023-05-31T16:58:16.67
GU.GSCL.HHE. ML:1.3 0.000094 1.46 AML other m 2023-05-31T16:58:16.95
GU.GSCL.HHN. ML:1.4 0.00011899999999999999 0.14 AML other m 2023-05-31T16:58:17.20
IV.BDI.HNE. ML:1.3 0.0001893938 0.1408 AML other m 2023-05-31T16:58:14.29
IV.BDI.HNN. ML:1.3 0.00019233775 0.2304 AML other m 2023-05-31T16:58:14.65
MN.VLC.HHE. ML:1.0 0.00006730913 0.256 AML other m 2023-05-31T16:58:16.97
MN.VLC.HHN. ML:0.9 0.000043740495000000005 0.2432 AML other m 2023-05-31T16:58:16.98
MN.VLC.HNE. ML:1.0 0.00005880697 0.7552 AML other m 2023-05-31T16:58:13.24
MN.VLC.HNN. ML:1.0 0.000055166835 0.7936 AML other m 2023-05-31T16:58:19.42
GU.MAIM.HHE. ML:0.8 0.000027889715000000003 1.0496 AML other m 2023-05-31T16:58:14.25
GU.MAIM.HHN. ML:0.7 0.000026964750000000003 1.1264 AML other m 2023-05-31T16:58:15.19
IV.PII.HHE. ML:1.3 0.000050809715 0.2176 AML other m 2023-05-31T16:58:24.19
IV.PII.HHN. ML:1.3 0.000055130625000000005 0.2048 AML other m 2023-05-31T16:58:24.19
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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