A magnitude ML 1.5 (quarry blast) earthquake occured in region: 6 km NW Escalaplano (CA), on
and geographic coordinates (lat, lon) 39.6800, 9.3330 at 0 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Escalaplano | CA | 6 | 2201 | 2201 |
Orroli | CA | 7 | 2298 | 4499 |
Perdasdefogu | OG | 9 | 1957 | 6456 |
Nurri | CA | 10 | 2184 | 8640 |
Goni | CA | 12 | 492 | 9132 |
Esterzili | CA | 12 | 668 | 9800 |
Ballao | CA | 15 | 831 | 10631 |
Villanova Tulo | CA | 15 | 1108 | 11739 |
Siurgus Donigala | CA | 15 | 2028 | 13767 |
Ussassai | OG | 16 | 575 | 14342 |
Sadali | CA | 16 | 971 | 15313 |
Serri | CA | 16 | 660 | 15973 |
Mandas | CA | 18 | 2201 | 18174 |
Seui | OG | 18 | 1310 | 19484 |
Escolca | CA | 18 | 594 | 20078 |
Armungia | CA | 18 | 481 | 20559 |
Silius | CA | 18 | 1202 | 21761 |
San Basilio | CA | 19 | 1251 | 23012 |
Gergei | CA | 20 | 1236 | 24248 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2022-10-04 08:31:31 |
39.6797 | 9.3328 | 1 | 2024-03-01 15:28:20 |
Bollettino Sismico Italiano INGV | 115431621 |
Reviewed Rev100 |
ML 1.5 | 2022-10-04 08:31:32 |
39.6667 | 9.393 | 5 | 2022-10-04 08:39:28 |
Sala Sismica INGV-Roma | 110475521 |
Field | Value |
---|---|
Time (UTC) | 2022-10-04 08:31:31 ± 0.03 |
Latitude | 39.6797 ± 0.0018 |
Longitude | 9.3328 ± 0.0070 |
Depth (km) | 1 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 115431621 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 570 |
Semi-minor axis of confidence ellipse (meter) | 210 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 274 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 570.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 151 |
Number of associated phases, regardless of their use for origin computation | 5 |
Number of defining phases | 5 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.06 |
Epicentral distance of station closest to the epicenter (degree) | 0.18706 |
Epicentral distance of station farthest from the epicenter (degree) | 0.85885 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.1 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 115431621 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-03-16 11:55:08 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.1 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 110475521 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-10-04 08:39:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
TV.SU26.HHZ. | 2022-10-04T08:31:49.36 | 0.3 | undecidable | manual | P | 230 | 95.0382 | 50 | -0.04 | 65 |
IV.BULT.EHE. | 2022-10-04T08:31:49.51 | 0.3 | undecidable | manual | P | 345 | 95.3379 | 50 | 0.06 | 65 |
MN.SENA.HHZ. | 2022-10-04T08:31:47.96 | 0.1 | undecidable | manual | P | 7 | 85.4478 | 50 | 0.03 | 89 |
IV.DGI.HHZ. | 2022-10-04T08:31:46.18 | 0.1 | undecidable | manual | P | 18 | 74.5698 | 50 | -0.07 | 90 |
MN.VSL.HHZ. | 2022-10-04T08:31:36.16 | 0.1 | positive | manual | P | 169 | 20.7681 | 91 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
MN.VSL.HHN. | ML:1.5 | 0.00023250935 | 0.1408 | AML | other | m | 2022-10-04T08:31:39.24 |
MN.VSL.HHE. | ML:1.4 | 0.00021426075 | 0.1408 | AML | other | m | 2022-10-04T08:31:39.27 |
IV.DGI.HHE. | ML:1.4 | 0.000042 | 0.3 | AML | other | m | 2022-10-04T08:31:56.96 |
IV.DGI.HNE. | ML:1.4 | 0.00003982278 | 0.1984 | AML | other | m | 2022-10-04T08:32:00.61 |
IV.DGI.HHN. | ML:1.6 | 0.000059459664999999993 | 0.1984 | AML | other | m | 2022-10-04T08:32:01.12 |
IV.DGI.HNN. | ML:1.5 | 0.00005137623 | 1.7248 | AML | other | m | 2022-10-04T08:32:01.12 |
TV.SU26.HHE. | ML:1.6 | 0.000038443439999999995 | 0.3776 | AML | other | m | 2022-10-04T08:32:03.50 |
MN.SENA.HHN. | ML:1.7 | 0.00006515 | 0.24 | AML | other | m | 2022-10-04T08:32:04.22 |
MN.SENA.HHE. | ML:1.7 | 0.00006065 | 0.22 | AML | other | m | 2022-10-04T08:32:04.54 |
TV.SU26.HHN. | ML:1.5 | 0.000037211535000000004 | 0.1984 | AML | other | m | 2022-10-04T08:32:04.60 |