A magnitude ML 1.9 earthquake occured in region: Costa Siracusana (Siracusa), on
and geographic coordinates (lat, lon) 36.8030, 15.2500 at 29 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Avola | SR | 16 | 31708 | 31708 |
Portopalo di Capo Passero | SR | 17 | 3887 | 35595 |
Pachino | SR | 17 | 22205 | 57800 |
Noto | SR | 19 | 23913 | 81713 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2018-07-08 23:54:27 |
36.8032 | 15.2502 | 29 | 2019-04-24 14:51:14 |
Bollettino Sismico Italiano INGV | 66939211 |
Reviewed Rev100 |
ML 1.9 | 2018-07-08 23:54:27 |
36.8072 | 15.2338 | 28 | 2018-07-09 00:01:56 |
Sala Sismica INGV-Roma | 58612081 |
Field | Value |
---|---|
Time (UTC) | 2018-07-08 23:54:27 ± 0.29 |
Latitude | 36.8032 ± 0.0099 |
Longitude | 15.2502 ± 0.0135 |
Depth (km) | 29 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 66939211 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1221 |
Semi-minor axis of confidence ellipse (meter) | 860 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 292 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1220.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 243 |
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) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.19515 |
Epicentral distance of station farthest from the epicenter (degree) | 0.82288 |
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 | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 66939211 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-03-26 15:46:15 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 58612081 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-07-09 00:01:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HAGA.HHZ. | 2018-07-08T23:54:45.24 | 0.6 | undecidable | manual | S | 351 | 54.1014 | 113 | 0.05 | 48 |
IV.AGST.EHZ. | 2018-07-08T23:54:44.44 | 0.3 | undecidable | manual | S | 358 | 50.3163 | 115 | 0.17 | 70 |
IV.RAFF.HHZ. | 2018-07-08T23:54:43.48 | 0.1 | undecidable | manual | P | 301 | 91.3419 | 103 | 0.36 | 83 |
IV.HMDC.HHE. | 2018-07-08T23:54:42.65 | 0.6 | undecidable | manual | S | 293 | 44.9217 | 118 | -0.32 | 45 |
IV.HPAC.HHZ. | 2018-07-08T23:54:38.11 | 0.3 | undecidable | manual | S | 241 | 21.6672 | 140 | 0.07 | 73 |
IV.HAGA.HHZ. | 2018-07-08T23:54:37.50 | 0.1 | positive | manual | P | 351 | 54.1014 | 113 | -0.13 | 92 |
IV.AGST.EHZ. | 2018-07-08T23:54:37.03 | 0.1 | undecidable | manual | P | 358 | 50.3163 | 115 | -0.07 | 94 |
IV.HMDC.HHE. | 2018-07-08T23:54:36.18 | 0.1 | undecidable | manual | P | 293 | 44.9217 | 118 | -0.17 | 93 |
IV.HPAC.HHZ. | 2018-07-08T23:54:33.51 | 0.1 | negative | manual | P | 241 | 21.6672 | 140 | 0 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HPAC.HHN. | ML:2.4 | 0.0009595538 | 0.128 | AML | other | m | 2018-07-08T23:54:38.33 |
IV.HPAC.HHE. | ML:2.3 | 0.0007826435 | 0.1792 | AML | other | m | 2018-07-08T23:54:38.33 |
IV.AGST.EHE. | ML:2.0 | 0.0002395683 | 0.1664 | AML | other | m | 2018-07-08T23:54:44.59 |
IV.AGST.EHN. | ML:2.1 | 0.00027583705000000004 | 0.3072 | AML | other | m | 2018-07-08T23:54:44.65 |
IV.HAGA.HHE. | ML:1.8 | 0.00013847145 | 0.256 | AML | other | m | 2018-07-08T23:54:45.53 |
IV.HAGA.HHN. | ML:1.7 | 0.00010340011500000001 | 0.1664 | AML | other | m | 2018-07-08T23:54:46.10 |
IV.RAFF.HHE. | ML:1.7 | 0.00005562784 | 1.3824 | AML | other | m | 2018-07-08T23:55:16.72 |
IV.RAFF.HHN. | ML:1.6 | 0.00004318122000000001 | 0.0032 | AML | other | m | 2018-07-08T23:55:22.76 |