Earthquake with magnitude of ML 1.5 on date 31-05-2023 and time 15:08:24 (UTC) in region 1 km SW Abetone (PT)

A magnitude ML 1.5 earthquake occured in region: 1 km SW Abetone (PT), on

  • 31-05-2023 15:08:24 (UTC)
  • 31-05-2023 17:08:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1390, 10.6630 at 15 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 10 712 6323
Fanano MO 13 2989 9312
Montecreto MO 13 940 10252
Sestola MO 13 2508 12760
Coreglia Antelminelli LU 14 5215 17975
San Marcello Pistoiese PT 14 6416 24391
Piteglio PT 15 1683 26074
Bagni di Lucca LU 15 6161 32235
Barga LU 16 10034 42269
Fosciandora LU 17 602 42871
Lizzano in Belvedere BO 19 2212 45083
Frassinoro MO 19 1926 47009
Lama Mocogno MO 20 2734 49743

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of Pistoia (90315 inhabitants)
35 Km NE of Lucca (89046 inhabitants)
43 Km E of Massa (69479 inhabitants)
45 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)
60 Km SW of Modena (184973 inhabitants)
62 Km S of Reggio nell'Emilia (171345 inhabitants)
63 Km NW of Firenze (382808 inhabitants)
67 Km E of La Spezia (93959 inhabitants)
67 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)
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 1.5 2023-05-31
15:08:24
44.1393 10.6632 15 2023-05-31
15:13:30
Sala Sismica INGV-Roma 117919711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-31 15:08:24 ± 0.12
Latitude 44.1393 ± 0.0045
Longitude 10.6632 ± 0.0050
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117919711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 450
Semi-minor axis of confidence ellipse (meter) 261
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 23
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.55308
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 117919711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-31 15:13:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.EQUI.HHZ. 2023-05-31T15:08:37.72 0.3 undecidable manual S 274 40.7259 98 -0.6 63
IV.MPPT.EHZ. 2023-05-31T15:08:37.79 0.3 undecidable manual S 120 39.5271 99 -0.23 67
GU.GRAM.HHZ. 2023-05-31T15:08:36.33 0.6 positive manual P 310 61.3941 95 0.5 41
IV.PLMA.HHZ. 2023-05-31T15:08:36.81 3.0 negative manual P 0.14 0
GU.MAIM.HHZ. 2023-05-31T15:08:35.12 0.3 undecidable manual S 209 28.5492 104 -0.02 72
GU.GSCL.HHZ. 2023-05-31T15:08:33.68 0.3 undecidable manual S 346 24.1536 108 -0.33 67
IV.PII.HHZ. 2023-05-31T15:08:33.41 3.0 positive manual P -0.05 0
GU.SARM.EHZ. 2023-05-31T15:08:33.35 0.3 undecidable manual S 283 21.4674 111 0.03 73
IV.CRMI.HHZ. 2023-05-31T15:08:33.63 0.6 undecidable manual P 146 45.7209 97 0.21 45
MN.VLC.HHZ. 2023-05-31T15:08:33.60 0.3 undecidable manual S 276 22.1556 111 0.11 72
IV.ZCCA.HHZ. 2023-05-31T15:08:32.16 0.1 positive manual P 47 34.2435 101 0.49 88
GU.CARD.HHZ. 2023-05-31T15:08:32.80 0.3 undecidable manual S 229 19.1697 115 0.05 72
GU.EQUI.HHZ. 2023-05-31T15:08:32.81 0.6 undecidable manual P 274 40.7259 98 0.15 46
IV.MPPT.EHZ. 2023-05-31T15:08:32.12 0.6 positive manual P 120 39.5271 99 -0.36 44
GU.POPM.HHZ. 2023-05-31T15:08:31.24 0.3 undecidable manual S 144 12.876 130 -0.1 73
IV.BDI.HHZ. 2023-05-31T15:08:30.91 0.3 undecidable manual S 212 10.0788 139 0.11 73
GU.GSCL.HHZ. 2023-05-31T15:08:30.19 0.6 undecidable manual P 346 24.1536 108 0.03 49
GU.MAIM.HHZ. 2023-05-31T15:08:30.66 0.6 positive manual P 209 28.5492 104 -0.16 47
MN.VLC.HHZ. 2023-05-31T15:08:29.88 0.6 positive manual P 276 22.1556 111 0.01 49
GU.SARM.EHZ. 2023-05-31T15:08:29.79 0.6 undecidable manual P 283 21.4674 111 0.02 49
GU.CARD.HHZ. 2023-05-31T15:08:29.38 0.3 undecidable manual P 229 19.1697 115 -0.06 74
GU.POPM.HHZ. 2023-05-31T15:08:28.55 0.1 undecidable manual P 144 12.876 130 -0.07 98
IV.BDI.HHZ. 2023-05-31T15:08:28.33 0.1 undecidable manual P 212 10.0788 139 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BDI.HNE. ML:1.8 0.000605 0.14 AML other m 2023-05-31T15:08:31.09
IV.BDI.HHE. ML:1.9 0.000728 0.14 AML other m 2023-05-31T15:08:31.10
IV.BDI.HNN. ML:1.8 0.0006435 0.66 AML other m 2023-05-31T15:08:31.11
IV.BDI.HHN. ML:1.8 0.0005695 0.14 AML other m 2023-05-31T15:08:31.06
GU.CARD.HHE. ML:1.9 0.000532 0.1 AML other m 2023-05-31T15:08:32.95
GU.CARD.HHN. ML:1.9 0.0005825 0.08 AML other m 2023-05-31T15:08:33.11
MN.VLC.HNN. ML:1.5 0.000176 0.94 AML other m 2023-05-31T15:08:33.65
GU.GSCL.HHE. ML:1.6 0.0002065 0.3 AML other m 2023-05-31T15:08:33.73
MN.VLC.HHN. ML:1.4 0.000167 1.52 AML other m 2023-05-31T15:08:33.18
GU.GSCL.HHN. ML:1.6 0.0002385 1.86 AML other m 2023-05-31T15:08:33.98
MN.VLC.HHE. ML:1.6 0.0002165 1.38 AML other m 2023-05-31T15:08:34.75
MN.VLC.HNE. ML:1.6 0.00021899999999999998 1.38 AML other m 2023-05-31T15:08:34.75
GU.MAIM.HHN. ML:1.2 0.0000764 0.94 AML other m 2023-05-31T15:08:35.17
IV.MPPT.EHN. ML:1.2 0.00004965 1.2 AML other m 2023-05-31T15:08:38.08
IV.MPPT.EHE. ML:1.1 0.000046200000000000005 0.16 AML other m 2023-05-31T15:08:38.81
GU.EQUI.HHN. ML:1.1 0.00003845 1.24 AML other m 2023-05-31T15:08:38.36
GU.EQUI.HHE. ML:1.0 0.0000366 0.44 AML other m 2023-05-31T15:08:39.01
IV.ZCCA.HHE. ML:1.6 0.000153 1.64 AML other m 2023-05-31T15:08:39.84
IV.CRMI.HHE. ML:1.0 0.000025450000000000002 0.58 AML other m 2023-05-31T15:08:40.01
IV.CRMI.HHN. ML:1.0 0.00002605 0.32 AML other m 2023-05-31T15:08:40.41
GU.MAIM.HHE. ML:1.3 0.0000898 0.16 AML other m 2023-05-31T15:08:40.50
IV.PII.HHN. ML:1.8 0.00016949999999999997 0.18 AML other m 2023-05-31T15:08:40.99
IV.PII.HHE. ML:1.8 0.000182 1.8 AML other m 2023-05-31T15:08:41.00
IV.ZCCA.HHN. ML:1.5 0.00011300000000000001 0.46 AML other m 2023-05-31T15:08:41.22
IV.PLMA.HHE. ML:1.4 0.00005005 0.52 AML other m 2023-05-31T15:08:45.14
GU.GRAM.HHE. ML:1.6 0.00008629999999999998 0.2 AML other m 2023-05-31T15:08:46.30
IV.PLMA.HHN. ML:1.6 0.00006900000000000001 0.56 AML other m 2023-05-31T15:08:46.54
GU.GRAM.HHN. ML:1.5 0.00005765 0.86 AML other m 2023-05-31T15:08:47.51
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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