A magnitude ML 0.8 earthquake occured in region: Costa Siracusana (Siracusa), on
and geographic coordinates (lat, lon) 37.2670, 15.3120 at 27 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|
Augusta | SR | 9 | 36305 | 36305 |
Priolo Gargallo | SR | 16 | 12091 | 48396 |
Melilli | SR | 19 | 13621 | 62017 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2022-08-11 18:26:51 |
37.2667 | 15.3115 | 27 | 2022-08-11 18:33:29 |
Sala Sismica INGV-Roma | 108419411 |
Field | Value |
---|---|
Time (UTC) | 2022-08-11 18:26:51 ± 0.27 |
Latitude | 37.2667 ± 0.0108 |
Longitude | 15.3115 ± 0.0215 |
Depth (km) | 27 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 108419411 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2152 |
Semi-minor axis of confidence ellipse (meter) | 374 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 243 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2150.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 283 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35883 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 108419411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-08-11 18:33:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MSRU.HHZ. | 2022-08-11T18:27:11.73 | 3.0 | negative | manual | P | -0.19 | 0 | |||
IV.HLNI.HHZ. | 2022-08-11T18:27:05.45 | 0.3 | undecidable | manual | S | 283 | 39.8268 | 118 | -0.2 | 69 |
IV.HAVL.HHE. | 2022-08-11T18:27:04.96 | 0.6 | undecidable | manual | S | 206 | 37.9287 | 119 | -0.25 | 45 |
IV.HCRL.HHZ. | 2022-08-11T18:27:02.69 | 0.3 | undecidable | manual | S | 274 | 24.6531 | 133 | 0.35 | 68 |
IV.SSY.HHZ. | 2022-08-11T18:27:02.06 | 0.3 | undecidable | manual | S | 240 | 24.2535 | 133 | -0.18 | 71 |
IV.HAGA.HHZ. | 2022-08-11T18:27:00.45 | 0.3 | undecidable | manual | S | 278 | 13.9749 | 149 | -0.06 | 74 |
IV.HAVL.HHE. | 2022-08-11T18:26:59.55 | 0.3 | undecidable | manual | P | 206 | 37.9287 | 119 | 0.14 | 71 |
IV.HLNI.HHZ. | 2022-08-11T18:26:59.59 | 0.3 | undecidable | manual | P | 283 | 39.8268 | 118 | -0.07 | 71 |
IV.SSY.HHZ. | 2022-08-11T18:26:57.58 | 0.6 | undecidable | manual | P | 240 | 24.2535 | 133 | -0.12 | 48 |
IV.HCRL.HHZ. | 2022-08-11T18:26:57.94 | 0.1 | negative | manual | P | 274 | 24.6531 | 133 | 0.19 | 95 |
IV.HAGA.HHZ. | 2022-08-11T18:26:56.72 | 0.1 | undecidable | manual | P | 278 | 13.9749 | 149 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HAGA.HHE. | ML:1.0 | 0.000050025479999999996 | 0.7424 | AML | other | m | 2022-08-11T18:27:03.14 |
IV.HAGA.HHN. | ML:0.9 | 0.000037584855000000004 | 0.6784 | AML | other | m | 2022-08-11T18:27:05.55 |
IV.HCRL.HHE. | ML:0.6 | 0.000015245144 | 0.1664 | AML | other | m | 2022-08-11T18:27:02.77 |
IV.HCRL.HHN. | ML:0.7 | 0.00002022683 | 0.4352 | AML | other | m | 2022-08-11T18:27:12.63 |
IV.HLNI.HHE. | ML:0.8 | 0.000018338960000000002 | 0.2048 | AML | other | m | 2022-08-11T18:27:05.57 |
IV.HLNI.HHN. | ML:0.6 | 0.000011390103 | 0.1152 | AML | other | m | 2022-08-11T18:27:05.72 |