A magnitude ML 1.6 (quarry blast) earthquake occured in region: 6 km NW Escalaplano (CA), on
and geographic coordinates (lat, lon) 39.6750, 9.3220 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 | 6 | 2298 | 4499 |
Nurri | CA | 9 | 2184 | 6683 |
Perdasdefogu | OG | 10 | 1957 | 8640 |
Goni | CA | 11 | 492 | 9132 |
Esterzili | CA | 12 | 668 | 9800 |
Siurgus Donigala | CA | 14 | 2028 | 11828 |
Ballao | CA | 14 | 831 | 12659 |
Villanova Tulo | CA | 15 | 1108 | 13767 |
Serri | CA | 15 | 660 | 14427 |
Sadali | CA | 16 | 971 | 15398 |
Ussassai | OG | 16 | 575 | 15973 |
Mandas | CA | 17 | 2201 | 18174 |
Escolca | CA | 17 | 594 | 18768 |
Silius | CA | 18 | 1202 | 19970 |
Armungia | CA | 18 | 481 | 20451 |
San Basilio | CA | 19 | 1251 | 21702 |
Seui | OG | 19 | 1310 | 23012 |
Gergei | CA | 19 | 1236 | 24248 |
Gesico | CA | 20 | 849 | 25097 |
Isili | CA | 20 | 2741 | 27838 |
San Nicolò Gerrei | CA | 20 | 788 | 28626 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2022-08-26 07:59:18 |
39.6748 | 9.3223 | 1 | 2023-01-31 19:03:58 |
Bollettino Sismico Italiano INGV | 113449501 |
Reviewed Rev100 |
ML 1.6 | 2022-08-26 07:59:18 |
39.6363 | 9.3933 | 11 | 2022-08-26 09:00:56 |
Sala Sismica INGV-Roma | 108953061 |
Field | Value |
---|---|
Time (UTC) | 2022-08-26 07:59:18 ± 0.09 |
Latitude | 39.6748 ± 0.0054 |
Longitude | 9.3223 ± 0.0210 |
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 | 113449501 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1760 |
Semi-minor axis of confidence ellipse (meter) | 570 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 272 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1760.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 148 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
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) | 0.18346 |
Epicentral distance of station farthest from the epicenter (degree) | 1.45510 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.1 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 113449501 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-01-13 23:44:43 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 108953061 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-08-26 09:00:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.AGLI.HHE. | 2022-08-26T07:59:46.48 | 0.3 | undecidable | manual | P | 356 | 161.5161 | 50 | 0.49 | 51 |
IV.BULT.EHE. | 2022-08-26T07:59:35.75 | 0.3 | undecidable | manual | P | 346 | 95.6376 | 50 | -0.08 | 66 |
TV.SU26.HHZ. | 2022-08-26T07:59:35.57 | 0.3 | undecidable | manual | P | 230 | 94.0392 | 50 | -0.01 | 67 |
MN.SENA.HHZ. | 2022-08-26T07:59:34.25 | 0.1 | undecidable | manual | P | 8 | 86.1471 | 50 | -0.12 | 89 |
IV.DGI.HHZ. | 2022-08-26T07:59:32.59 | 0.1 | undecidable | manual | P | 19 | 75.369 | 50 | -0.11 | 91 |
IV.CGL.HHE. | 2022-08-26T07:59:25.04 | 0.3 | undecidable | manual | P | 184 | 34.3434 | 91 | -0.16 | 73 |
MN.VSL.HHZ. | 2022-08-26T07:59:22.54 | 0.1 | positive | manual | P | 167 | 20.3685 | 91 | 0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
MN.VSL.HHE. | ML:1.7 | 0.0004435 | 0.14 | AML | other | m | 2022-08-26T07:59:25.51 |
MN.VSL.HHN. | ML:1.7 | 0.0004235 | 0.16 | AML | other | m | 2022-08-26T07:59:25.53 |
IV.DGI.HHN. | ML:1.6 | 0.00006075679 | 0.256 | AML | other | m | 2022-08-26T07:59:46.93 |
IV.DGI.HNN. | ML:1.6 | 0.000061156705 | 0.2688 | AML | other | m | 2022-08-26T07:59:46.93 |
IV.DGI.HHE. | ML:1.4 | 0.000040485625 | 0.2624 | AML | other | m | 2022-08-26T07:59:48.02 |
IV.DGI.HNE. | ML:1.5 | 0.000044315655 | 0.2624 | AML | other | m | 2022-08-26T07:59:48.15 |
MN.SENA.HHN. | ML:1.6 | 0.000055599999999999996 | 1.66 | AML | other | m | 2022-08-26T07:59:48.06 |
MN.SENA.HHE. | ML:1.5 | 0.00004082669 | 0.1792 | AML | other | m | 2022-08-26T07:59:50.53 |
TV.SU26.HHN. | ML:1.6 | 0.0000423 | 0.58 | AML | other | m | 2022-08-26T07:59:50.84 |