Earthquake (quarry blast) with magnitude of ML 1.7 on date 13-06-2023 and time 10:18:38 (Italy) in region 5 km NW Escalaplano (CA)

A magnitude ML 1.7 (quarry blast) earthquake occured in region: 5 km NW Escalaplano (CA), on

  • 13-06-2023 08:18:38 (UTC)
  • 13-06-2023 10:18:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.6710, 9.3280 at 0 km depth.

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

Event type: quarry blast.

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
Escalaplano CA 6 2201 2201
Orroli CA 7 2298 4499
Nurri CA 10 2184 6683
Perdasdefogu OG 10 1957 8640
Goni CA 11 492 9132
Esterzili CA 13 668 9800
Ballao CA 14 831 10631
Siurgus Donigala CA 15 2028 12659
Villanova Tulo CA 16 1108 13767
Serri CA 16 660 14427
Ussassai OG 17 575 15002
Sadali CA 17 971 15973
Mandas CA 17 2201 18174
Silius CA 17 1202 19376
Armungia CA 17 481 19857
Escolca CA 18 594 20451
San Basilio CA 18 1251 21702
Seui OG 19 1310 23012
San Nicolò Gerrei CA 20 788 23800
Gergei CA 20 1236 25036
Gesico CA 20 849 25885

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km N of Quartu Sant'Elena (71125 inhabitants)
54 Km NE of Cagliari (154460 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 1.7 2023-06-13
08:18:38
39.6713 9.3277 1 2023-06-13
09:08:39
Sala Sismica INGV-Roma 118357041
Reviewed
Rev100
ML 1.8 2023-06-13
08:18:38
39.6305 9.4143 11 2023-06-13
08:29:31
Sala Sismica INGV-Roma 118355711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-13 08:18:38 ± 0.12
Latitude 39.6713 ± 0.0063
Longitude 9.3277 ± 0.0292
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type quarry blast
Origin ID 118357041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2540
Semi-minor axis of confidence ellipse (meter) 710
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 269
Circular confidence region, given by single value of horizontal uncertainty (meter) 2540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 161
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.17897
Epicentral distance of station farthest from the epicenter (degree) 1.45960
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 118357041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-13 09:08:39

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 118355711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-13 08:29:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AGLI.HHZ. 2023-06-13T08:19:06.45 0.3 negative manual P 355 162.0156 50 0.42 52
IV.BULT.EHZ. 2023-06-13T08:18:55.72 0.6 undecidable manual P 345 96.126 50 -0.15 43
TV.SU26.HHZ. 2023-06-13T08:18:55.64 0.6 negative manual P 230 94.0392 50 0.08 44
MN.SENA.HHZ. 2023-06-13T08:18:54.19 0.1 positive manual P 7 86.4468 50 -0.19 87
IV.CGL.HHZ. 2023-06-13T08:18:44.94 0.1 positive manual P 185 33.9438 91 -0.15 97
MN.VSL.HHZ. 2023-06-13T08:18:42.40 0.1 positive manual P 168 19.869 91 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.VSL.HHE. ML:1.7 0.0004455 0.24 AML other m 2023-06-13T08:18:45.86
MN.VSL.HHN. ML:1.7 0.0004615 1.36 AML other m 2023-06-13T08:18:47.70
IV.CGL.HHN. ML:1.7 0.00020999999999999998 0.28 AML other m 2023-06-13T08:18:49.81
IV.CGL.HHE. ML:1.7 0.0002265 0.64 AML other m 2023-06-13T08:18:50.57
MN.SENA.HHN. ML:1.8 0.00007885 1.64 AML other m 2023-06-13T08:19:09.08
TV.SU26.HHE. ML:1.5 0.00003305 0.44 AML other m 2023-06-13T08:19:10.52
MN.SENA.HHE. ML:1.6 0.000054199999999999996 0.24 AML other m 2023-06-13T08:19:10.73
IV.BULT.EHN. ML:1.8 0.00007285 0.16 AML other m 2023-06-13T08:19:10.79
IV.BULT.EHE. ML:1.8 0.00006035 1.76 AML other m 2023-06-13T08:19:11.91
TV.SU26.HHN. ML:1.4 0.0000317 0.26 AML other m 2023-06-13T08:19:11.45
IV.AGLI.HHN. ML:2.0 0.00003795 0.68 AML other m 2023-06-13T08:19:27.42
IV.AGLI.HHE. ML:2.0 0.0000497 0.2 AML other m 2023-06-13T08:19:27.96
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