A magnitude ML 0.7 (quarry blast) earthquake occured in region: 2 km S Ottana (NU), on
and geographic coordinates (lat, lon) 40.2140, 9.0440 at 1 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Ottana | NU | 3 | 2334 | 2334 |
Olzai | NU | 10 | 875 | 3209 |
Noragugume | NU | 11 | 324 | 3533 |
Sarule | NU | 11 | 1691 | 5224 |
Sedilo | OR | 11 | 2144 | 7368 |
Orotelli | NU | 12 | 2054 | 9422 |
Orani | NU | 12 | 2891 | 12313 |
Dualchi | NU | 12 | 625 | 12938 |
Ollolai | NU | 13 | 1318 | 14256 |
Oniferi | NU | 13 | 898 | 15154 |
Gavoi | NU | 14 | 2695 | 17849 |
Nughedu Santa Vittoria | OR | 14 | 489 | 18338 |
Bidonì | OR | 14 | 148 | 18486 |
Teti | NU | 15 | 677 | 19163 |
Bolotana | NU | 15 | 2656 | 21819 |
Lei | NU | 15 | 516 | 22335 |
Sorradile | OR | 15 | 386 | 22721 |
Silanus | NU | 16 | 2177 | 24898 |
Illorai | SS | 16 | 886 | 25784 |
Austis | NU | 16 | 828 | 26612 |
Ovodda | NU | 16 | 1621 | 28233 |
Aidomaggiore | OR | 17 | 460 | 28693 |
Lodine | NU | 17 | 348 | 29041 |
Soddì | OR | 17 | 115 | 29156 |
Tadasuni | OR | 18 | 152 | 29308 |
Ardauli | OR | 18 | 874 | 30182 |
Boroneddu | OR | 18 | 151 | 30333 |
Tiana | NU | 19 | 503 | 30836 |
Neoneli | OR | 19 | 669 | 31505 |
Bortigali | NU | 19 | 1342 | 32847 |
Esporlatu | SS | 20 | 398 | 33245 |
Norbello | OR | 20 | 1210 | 34455 |
Bottidda | SS | 20 | 694 | 35149 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2024-07-16 07:59:30 |
40.2138 | 9.0438 | 1 | 2024-07-16 08:13:23 |
Sala Sismica INGV-Roma | 129913711 |
Field | Value |
---|---|
Time (UTC) | 2024-07-16 07:59:30 ± 0.06 |
Latitude | 40.2138 ± 0.0045 |
Longitude | 9.0438 ± 0.0071 |
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 | 129913711 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 610 |
Semi-minor axis of confidence ellipse (meter) | 440 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 286 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 97 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.29498 |
Epicentral distance of station farthest from the epicenter (degree) | 1.17002 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 129913711 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-07-16 08:13:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
TV.SU26.HHE. | 2024-07-16T07:59:52.90 | 0.1 | undecidable | manual | P | 202 | 129.87 | 50 | 0.1 | 83 |
IV.AGLI.HHZ. | 2024-07-16T07:59:48.43 | 0.6 | undecidable | manual | P | 6 | 101.8203 | 50 | -0.05 | 45 |
IV.CGL.HHE. | 2024-07-16T07:59:47.67 | 0.1 | undecidable | manual | P | 167 | 96.5256 | 50 | 0.02 | 91 |
MN.VSL.HHE. | 2024-07-16T07:59:45.78 | 0.1 | undecidable | manual | P | 160 | 84.5487 | 50 | -0.03 | 93 |
4P.IT26A.HHZ. | 2024-07-16T07:59:44.17 | 0.3 | undecidable | manual | P | 28 | 75.4689 | 50 | -0.23 | 68 |
4P.IT24A.HHE. | 2024-07-16T07:59:43.01 | 0.1 | undecidable | manual | P | 299 | 67.1772 | 50 | -0.12 | 94 |
IV.DGI.HHZ. | 2024-07-16T07:59:39.87 | 0.3 | negative | manual | P | 76 | 49.0176 | 91 | -0.02 | 74 |
MN.SENA.HHE. | 2024-07-16T07:59:38.78 | 0.1 | undecidable | manual | P | 54 | 43.2234 | 91 | 0.04 | 100 |
IV.BULT.EHZ. | 2024-07-16T07:59:37.06 | 0.6 | negative | manual | P | 359 | 32.745 | 92 | 0.42 | 47 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.DGI.HHN. | ML:0.6 | 0.00001135 | 0.82 | AML | other | m | 2024-07-16T07:59:50.37 |
IV.DGI.HHE. | ML:0.7 | 0.0000152 | 0.82 | AML | other | m | 2024-07-16T07:59:55.76 |