Earthquake with magnitude of ML 1.1 on date 19-09-2023 and time 07:40:54 (UTC) in region 5 km SW Abetone (PT)

A magnitude ML 1.1 earthquake occured in region: 5 km SW Abetone (PT), on

  • 19-09-2023 07:40:54 (UTC)
  • 19-09-2023 09:40:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1010, 10.6380 at 12 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 5 621 621
Fiumalbo MO 9 1280 1901
Cutigliano PT 10 1488 3389
Coreglia Antelminelli LU 10 5215 8604
Bagni di Lucca LU 11 6161 14765
Pievepelago MO 12 2222 16987
Barga LU 13 10034 27021
Piteglio PT 13 1683 28704
San Marcello Pistoiese PT 13 6416 35120
Riolunato MO 15 712 35832
Fosciandora LU 15 602 36434
Borgo a Mozzano LU 15 6994 43428
Gallicano LU 17 3807 47235
Fanano MO 17 2989 50224
Molazzana LU 18 1043 51267
Montecreto MO 18 940 52207
Castelnuovo di Garfagnana LU 18 5950 58157
Sestola MO 18 2508 60665
Pieve Fosciana LU 18 2414 63079
Castiglione di Garfagnana LU 19 1818 64897
Villa Basilica LU 19 1633 66530

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Pistoia (90315 inhabitants)
30 Km NE of Lucca (89046 inhabitants)
40 Km E of Massa (69479 inhabitants)
40 Km NE of Viareggio (62467 inhabitants)
43 Km E of Carrara (63133 inhabitants)
44 Km NW of Prato (191150 inhabitants)
47 Km NE of Pisa (89158 inhabitants)
58 Km NW of Scandicci (50609 inhabitants)
62 Km NW of Firenze (382808 inhabitants)
65 Km E of La Spezia (93959 inhabitants)
65 Km SW of Modena (184973 inhabitants)
66 Km NE of Livorno (159219 inhabitants)
66 Km S of Reggio nell'Emilia (171345 inhabitants)
71 Km SW of Bologna (386663 inhabitants)
78 Km S of Carpi (70699 inhabitants)
82 Km SE of Parma (192836 inhabitants)
90 Km W of Imola (69797 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 1.1 2023-09-19
07:40:54
44.101 10.6375 12 2023-09-19
07:53:22
Sala Sismica INGV-Roma 121225521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-19 07:40:54 ± 0.05
Latitude 44.1010 ± 0.0027
Longitude 10.6375 ± 0.0025
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121225521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 269
Semi-minor axis of confidence ellipse (meter) 105
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 205
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 122
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.25181
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 121225521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-19 07:53:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAVA.EHZ. 2023-09-19T07:41:10.09 3.0 positive manual P 1.08 0
GU.GSCL.HHZ. 2023-09-19T07:41:04.52 0.3 undecidable manual S 352 27.9498 92 -0.17 70
IV.PSL.EHZ. 2023-09-19T07:41:03.96 0.6 undecidable manual S 114 25.3524 93 -0.03 49
GU.MAIM.HHZ. 2023-09-19T07:41:03.47 0.6 undecidable manual S 209 23.8539 93 -0.13 48
GU.SARM.EHZ. 2023-09-19T07:41:02.76 0.1 undecidable manual S 296 20.9679 95 -0.07 96
MN.VLC.HHZ. 2023-09-19T07:41:02.83 0.6 undecidable manual S 288 21.0678 95 -0.01 49
GU.CARD.HHE. 2023-09-19T07:41:01.09 0.1 undecidable manual S 236 14.874 104 -0.14 96
GU.POPM.HHZ. 2023-09-19T07:41:00.26 0.3 undecidable manual S 123 11.3775 118 -0.09 75
GU.GSCL.HHZ. 2023-09-19T07:41:00.61 0.3 undecidable manual P 352 27.9498 92 0.11 73
IV.PSL.EHZ. 2023-09-19T07:41:00.09 0.3 undecidable manual P 114 25.3524 93 0 73
GU.MAIM.HHZ. 2023-09-19T07:40:59.93 0.6 undecidable manual P 209 23.8539 93 0.06 49
GU.SARM.EHZ. 2023-09-19T07:40:59.50 0.6 undecidable manual P 296 20.9679 95 0.08 50
MN.VLC.HHZ. 2023-09-19T07:40:59.64 0.1 undecidable manual P 288 21.0678 95 0.21 96
GU.POPM.HHZ. 2023-09-19T07:40:58.04 0.1 undecidable manual P 123 11.3775 118 0.05 100
GU.CARD.HHE. 2023-09-19T07:40:58.56 0.1 undecidable manual P 236 14.874 104 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.POPM.HHN. ML:1.2 0.000168 1.36 AML other m 2023-09-19T07:41:00.31
GU.POPM.HHE. ML:1.3 0.00019600000000000002 0.14 AML other m 2023-09-19T07:41:00.56
GU.CARD.HHE. ML:1.0 0.0000877 1.14 AML other m 2023-09-19T07:41:02.67
GU.CARD.HHN. ML:1.0 0.0000824 0.42 AML other m 2023-09-19T07:41:02.37
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download