A magnitude ML 1.5 (quarry blast) earthquake occured in region: 6 km NW Escalaplano (CA), on
and geographic coordinates (lat, lon) 39.6770, 9.3250 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 |
Nurri | CA | 9 | 2184 | 6683 |
Perdasdefogu | OG | 10 | 1957 | 8640 |
Goni | CA | 11 | 492 | 9132 |
Esterzili | CA | 12 | 668 | 9800 |
Ballao | CA | 15 | 831 | 10631 |
Siurgus Donigala | CA | 15 | 2028 | 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 |
Armungia | CA | 18 | 481 | 19249 |
Silius | CA | 18 | 1202 | 20451 |
Seui | OG | 18 | 1310 | 21761 |
San Basilio | CA | 19 | 1251 | 23012 |
Gergei | CA | 19 | 1236 | 24248 |
Gesico | CA | 20 | 849 | 25097 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2022-09-30 07:54:33 |
39.6767 | 9.3253 | 1 | 2024-03-01 15:28:14 |
Bollettino Sismico Italiano INGV | 113475251 |
Field | Value |
---|---|
Time (UTC) | 2022-09-30 07:54:33 ± 0.08 |
Latitude | 39.6767 ± 0.0045 |
Longitude | 9.3253 ± 0.0164 |
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 | 113475251 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1440 |
Semi-minor axis of confidence ellipse (meter) | 470 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 277 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 149 |
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) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.18526 |
Epicentral distance of station farthest from the epicenter (degree) | 0.84986 |
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 | 4 |
Type of magnitude | ML |
Reference to an origin | 113475251 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-01-11 15:21:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
TV.SU26.HHZ. | 2022-09-30T07:54:51.20 | 0.3 | undecidable | manual | P | 230 | 94.3389 | 50 | 0.08 | 66 |
MN.SENA.HHZ. | 2022-09-30T07:54:49.84 | 0.1 | undecidable | manual | P | 7 | 85.8474 | 50 | 0.03 | 91 |
IV.DGI.HHZ. | 2022-09-30T07:54:48.10 | 0.1 | undecidable | manual | P | 18 | 75.0693 | 50 | -0.04 | 92 |
IV.CGL.HHZ. | 2022-09-30T07:54:40.56 | 0.1 | undecidable | manual | P | 184 | 34.5432 | 91 | -0.17 | 97 |
MN.VSL.HHZ. | 2022-09-30T07:54:38.05 | 0.1 | undecidable | manual | P | 167 | 20.5683 | 91 | 0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.DGI.HNE. | ML:1.7 | 0.00007226097 | 1.7792 | AML | other | m | 2022-09-30T07:54:59.05 |
IV.DGI.HHN. | ML:1.5 | 0.00004360451499999999 | 1.44 | AML | other | m | 2022-09-30T07:54:58.54 |
MN.SENA.HHE. | ML:1.4 | 0.00002916363 | 2.1632 | AML | other | m | 2022-09-30T07:55:01.13 |
MN.SENA.HHN. | ML:1.4 | 0.00003194023999999999 | 2.3616 | AML | other | m | 2022-09-30T07:54:59.95 |