A magnitude ML 1.8 (quarry blast) earthquake occured in region: 1 km E Priolo Gargallo (SR), on
and geographic coordinates (lat, lon) 37.1610, 15.1960 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 |
---|---|---|---|---|
Priolo Gargallo | SR | 1 | 12091 | 12091 |
Melilli | SR | 6 | 13621 | 25712 |
Augusta | SR | 8 | 36305 | 62017 |
Solarino | SR | 9 | 8091 | 70108 |
Floridia | SR | 10 | 22762 | 92870 |
Siracusa | SR | 14 | 122291 | 215161 |
Sortino | SR | 14 | 8690 | 223851 |
Canicattini Bagni | SR | 18 | 7109 | 230960 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2022-05-23 08:19:19 |
37.1613 | 15.1962 | 1 | 2023-01-31 19:03:17 |
Bollettino Sismico Italiano INGV | 106163371 |
Reviewed Rev100 |
ML 2.0 | 2022-05-23 08:19:18 |
37.2235 | 15.2588 | 9 | 2022-05-23 08:37:05 |
Sala Sismica INGV-Roma | 105044531 |
Field | Value |
---|---|
Time (UTC) | 2022-05-23 08:19:19 ± 0.15 |
Latitude | 37.1613 ± 0.0090 |
Longitude | 15.1962 ± 0.0124 |
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 | 106163371 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1400 |
Semi-minor axis of confidence ellipse (meter) | 460 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 226 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 189 |
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) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.05126 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21044 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 105044531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-23 08:37:05 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.4 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 106163371 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-09-02 10:41:35 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HAVL.HHZ. | 2022-05-23T08:19:24.51 | 0.6 | positive | manual | P | 196 | 23.3544 | 91 | 0.17 | 64 |
IV.HCRL.HHE. | 2022-05-23T08:19:23.57 | 0.6 | undecidable | manual | P | 313 | 19.7691 | 91 | -0.06 | 66 |
1J.FX01.HHE. | 2022-05-23T08:19:22.63 | 0.6 | undecidable | manual | P | 142 | 14.4744 | 92 | 0.07 | 67 |
IV.SSY.HHZ. | 2022-05-23T08:19:21.68 | 0.3 | undecidable | manual | P | 268 | 10.878 | 93 | -0.16 | 99 |
IV.HSRS.HHZ. | 2022-05-23T08:19:21.14 | 0.3 | undecidable | manual | P | 163 | 7.9809 | 94 | -0.12 | 100 |
1J.FX02.HHE. | 2022-05-23T08:19:20.96 | 0.3 | undecidable | manual | P | 289 | 5.6943 | 95 | 0.16 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SSY.HHE. | ML:1.9 | 0.00153 | 0.76 | AML | other | m | 2022-05-23T08:19:26.61 |
IV.SSY.HNE. | ML:1.9 | 0.001355 | 1.82 | AML | other | m | 2022-05-23T08:19:28.95 |
IV.SSY.HHN. | ML:2.4 | 0.004415 | 1.02 | AML | other | m | 2022-05-23T08:19:29.43 |
IV.SSY.HNN. | ML:1.9 | 0.00135 | 0.22 | AML | other | m | 2022-05-23T08:19:29.33 |
IV.HAVL.HHE. | ML:1.2 | 0.00010525000000000001 | 0.26 | AML | other | m | 2022-05-23T08:19:36.15 |
IV.HAVL.HHN. | ML:1.3 | 0.000133 | 1.2 | AML | other | m | 2022-05-23T08:19:36.13 |