Earthquake with magnitude of ML 1.3 on date 23-09-2023 and time 05:20:26 (UTC) in region 2 km W Cappella Maggiore (TV)

A magnitude ML 1.3 earthquake occured in region: 2 km W Cappella Maggiore (TV), on

  • 23-09-2023 05:20:26 (UTC)
  • 23-09-2023 07:20:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.9720, 12.3430 at 1 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
Cappella Maggiore TV 2 4710 4710
Colle Umberto TV 3 5111 9821
Sarmede TV 4 3086 12907
Fregona TV 4 3013 15920
Vittorio Veneto TV 4 28232 44152
San Fior TV 6 6970 51122
Cordignano TV 6 7020 58142
Godega di Sant'Urbano TV 6 6062 64204
Orsago TV 8 3873 68077
Caneva PN 8 6424 74501
Tarzo TV 9 4399 78900
Revine Lago TV 9 2208 81108
San Vendemiano TV 9 10054 91162
San Pietro di Feletto TV 10 5321 96483
Conegliano TV 10 34891 131374
Refrontolo TV 12 1747 133121
Sacile PN 13 19837 152958
Codognè TV 13 5343 158301
Polcenigo PN 14 3163 161464
Santa Lucia di Piave TV 14 9151 170615
Mareno di Piave TV 15 9661 180276
Gaiarine TV 15 6110 186386
Vazzola TV 15 6969 193355
Pieve di Soligo TV 15 12106 205461
Susegana TV 15 11835 217296
Cison di Valmarino TV 15 2647 219943
Fontanafredda PN 16 12205 232148
Budoia PN 17 2569 234717
Brugnera PN 17 9311 244028
Follina TV 17 3873 247901
Farra di Soligo TV 18 8913 256814
Fontanelle TV 18 5774 262588
Tambre BL 19 1371 263959
Limana BL 19 5209 269168
Trichiana BL 19 4868 274036
Nervesa della Battaglia TV 19 6789 280825
Sernaglia della Battaglia TV 20 6202 287027
Miane TV 20 3329 290356

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km W of Pordenone (51229 inhabitants)
35 Km N of Treviso (83731 inhabitants)
60 Km N of Venezia (263352 inhabitants)
70 Km W of Udine (99169 inhabitants)
72 Km NE of Padova (210401 inhabitants)
78 Km NE of Vicenza (112953 inhabitants)
95 Km E of Trento (117317 inhabitants)
96 Km SE of Bolzano (106441 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 1.3 2023-09-23
05:20:26
45.9723 12.3427 1 2023-09-23
06:00:32
Sala Sismica INGV-Roma 121378671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-23 05:20:26 ± 0.17
Latitude 45.9723 ± 0.0090
Longitude 12.3427 ± 0.0052
Depth (km) 1 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121378671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 990
Semi-minor axis of confidence ellipse (meter) 370
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 177
Circular confidence region, given by single value of horizontal uncertainty (meter) 990.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 213
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.04407
Epicentral distance of station farthest from the epicenter (degree) 0.16637
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 121378671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-23 06:00:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.VARN.HHZ. 2023-09-23T05:20:33.35 0.1 undecidable manual S 277 18.4704 94 0.23 93
NI.POLC.HHZ. 2023-09-23T05:20:31.74 0.1 undecidable manual S 64 13.5753 95 0.3 93
OX.VARN.HHZ. 2023-09-23T05:20:30.28 0.3 positive manual P 277 18.4704 94 -0.13 71
NI.POLC.HHZ. 2023-09-23T05:20:29.32 0.6 positive manual P 64 13.5753 95 -0.12 48
OX.CAE.HHZ. 2023-09-23T05:20:29.64 0.1 undecidable manual S 61 8.3805 98 -0.01 99
IV.FREG.EHZ. 2023-09-23T05:20:28.45 0.1 undecidable manual S 332 4.8951 104 0 100
OX.CAE.HHZ. 2023-09-23T05:20:28.21 0.1 undecidable manual P 61 8.3805 98 -0.2 96
IV.FREG.EHZ. 2023-09-23T05:20:27.57 0.1 undecidable manual P 332 4.8951 104 -0.14 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
NI.POLC.HHN. ML:1.4 0.0003395 0.44 AML other m 2023-09-23T05:20:32.21
NI.POLC.HHE. ML:1.2 0.000195 0.46 AML other m 2023-09-23T05:20:32.47
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