A magnitude ML 1.8 (quarry blast) earthquake occured in region: 2 km SW Cassaro (SR), on
and geographic coordinates (lat, lon) 37.0930, 14.9340 at 10 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 |
---|---|---|---|---|
Cassaro | SR | 2 | 821 | 821 |
Ferla | SR | 3 | 2523 | 3344 |
Palazzolo Acreide | SR | 4 | 8808 | 12152 |
Buscemi | SR | 4 | 1051 | 13203 |
Buccheri | SR | 8 | 1999 | 15202 |
Sortino | SR | 12 | 8690 | 23892 |
Canicattini Bagni | SR | 13 | 7109 | 31001 |
Giarratana | RG | 13 | 3048 | 34049 |
Monterosso Almo | RG | 15 | 3032 | 37081 |
Francofonte | SR | 16 | 12800 | 49881 |
Solarino | SR | 17 | 8091 | 57972 |
Vizzini | CT | 18 | 6241 | 64213 |
Floridia | SR | 20 | 22762 | 86975 |
Melilli | SR | 20 | 13621 | 100596 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2013-12-09 08:46:04 |
37.0933 | 14.9335 | 10 | 2015-01-20 11:30:17 |
Bollettino Sismico Italiano INGV | 5614171 |
Reviewed Rev100 |
ML 1.8 | 2013-12-09 08:46:04 |
37.1213 | 14.9573 | 8 | 2014-10-21 12:08:56 |
Sala Sismica INGV-Roma | 4932631 |
Field | Value |
---|---|
Time (UTC) | 2013-12-09 08:46:04 ± 0.23 |
Latitude | 37.0933 ± 0.0153 |
Longitude | 14.9335 ± 0.0147 |
Depth (km) | 10 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 5614171 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1547 |
Semi-minor axis of confidence ellipse (meter) | 1267 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 190 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1550.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 90 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.55 |
Epicentral distance of station closest to the epicenter (degree) | 0.08454 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26080 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.1 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 5614171 |
Agency | INGV |
Autore | Manually reviewed by Franco Mele |
Time of creation (UTC) | 2015-01-15 13:07:23 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.1 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 4932631 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2013-12-09 09:00:08 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HAGA.HHE. | 2013-12-09T08:46:15.02 | 0.3 | undecidable | manual | S | 43 | 28.9488 | 50 | 0.43 | 71 |
IV.HLNI.HHE. | 2013-12-09T08:46:15.66 | 0.3 | undecidable | manual | S | 349 | 28.8489 | 50 | 1.09 | 55 |
IV.HAVL.HHZ. | 2013-12-09T08:46:13.85 | 0.3 | undecidable | manual | S | 132 | 22.3554 | 115 | 1.03 | 57 |
IV.HMDC.HHE. | 2013-12-09T08:46:12.70 | 0.6 | undecidable | manual | S | 222 | 19.9689 | 117 | 0.61 | 45 |
IV.SSY.HHZ. | 2013-12-09T08:46:10.75 | 0.6 | undecidable | manual | S | 60 | 14.2746 | 126 | 0.34 | 50 |
IV.HVZN.HHZ. | 2013-12-09T08:46:09.36 | 0.3 | undecidable | manual | P | 296 | 21.4674 | 116 | 0.31 | 74 |
IV.HLNI.HHE. | 2013-12-09T08:46:09.31 | 0.3 | undecidable | manual | P | 349 | 28.8489 | 50 | -0.91 | 59 |
IV.HAGA.HHE. | 2013-12-09T08:46:09.63 | 0.3 | undecidable | manual | P | 43 | 28.9488 | 50 | -0.6 | 67 |
IV.MEU.SHE. | 2013-12-09T08:46:09.50 | 0.6 | undecidable | manual | S | 282 | 9.3795 | 138 | 0.37 | 50 |
IV.HAVL.HHZ. | 2013-12-09T08:46:08.72 | 0.1 | undecidable | manual | P | 132 | 22.3554 | 115 | -0.49 | 95 |
IV.HMDC.HHE. | 2013-12-09T08:46:08.47 | 0.3 | undecidable | manual | P | 222 | 19.9689 | 117 | -0.31 | 74 |
IV.SSY.HHZ. | 2013-12-09T08:46:07.45 | 0.1 | undecidable | manual | P | 60 | 14.2746 | 126 | -0.37 | 99 |
IV.MEU.SHE. | 2013-12-09T08:46:06.73 | 0.1 | undecidable | manual | P | 282 | 9.3795 | 138 | -0.34 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HAVL.HHN. | ML:1.9 | 0.000491 | 0.22 | AML | other | m | 2013-12-09T08:46:16.47 |
IV.HAVL.HHE. | ML:1.8 | 0.00036899999999999997 | 1.46 | AML | other | m | 2013-12-09T08:46:16.58 |
IV.MEU.SHE. | ML:1.8 | 0.000855 | 0.24 | AML | other | m | 2013-12-09T08:46:11.62 |
IV.SSY.HHE. | ML:1.7 | 0.000498 | 0.68 | AML | other | m | 2013-12-09T08:46:12.71 |
IV.SSY.HHN. | ML:2.0 | 0.000919 | 0.24 | AML | other | m | 2013-12-09T08:46:13.25 |