A magnitude ML 2.4 earthquake occured in region: 4 km S Siracusa (SR), on
and geographic coordinates (lat, lon) 37.0220, 15.2920 at 28 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 |
---|---|---|---|---|
Siracusa | SR | 4 | 122291 | 122291 |
Floridia | SR | 14 | 22762 | 145053 |
Solarino | SR | 18 | 8091 | 153144 |
Priolo Gargallo | SR | 18 | 12091 | 165235 |
Avola | SR | 19 | 31708 | 196943 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.4 | 2015-04-07 16:05:15 |
37.0215 | 15.2923 | 28 | 2015-10-19 09:28:02 |
Bollettino Sismico Italiano INGV | 20005951 |
Reviewed Rev100 |
ML 2.4 | 2015-04-07 16:05:15 |
37.0195 | 15.2998 | 26 | 2015-04-07 16:12:28 |
Sala Sismica INGV-Roma | 18256391 |
Field | Value |
---|---|
Time (UTC) | 2015-04-07 16:05:15 ± 0.15 |
Latitude | 37.0215 ± 0.0054 |
Longitude | 15.2923 ± 0.0101 |
Depth (km) | 28 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 20005951 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 686 |
Semi-minor axis of confidence ellipse (meter) | 664 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 247 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 690.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 182 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.14929 |
Epicentral distance of station farthest from the epicenter (degree) | 1.08998 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | 0.2 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 20005951 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-06-30 09:46:41 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 18256391 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-04-07 16:12:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPAZ.HHE. | 2015-04-07T16:05:35.09 | 0.3 | undecidable | manual | P | 31 | 120.99 | 54 | -0.84 | 51 |
IV.MCSR.HHZ. | 2015-04-07T16:05:35.19 | 0.6 | positive | manual | P | 357 | 115.7952 | 99 | -0.02 | 42 |
IV.HLNI.HHZ. | 2015-04-07T16:05:32.94 | 0.3 | undecidable | manual | S | 314 | 51.9036 | 112 | 0.02 | 72 |
IV.HMDC.HHZ. | 2015-04-07T16:05:31.46 | 0.3 | undecidable | manual | S | 261 | 45.621 | 115 | 0.07 | 72 |
IV.RAFF.HHZ. | 2015-04-07T16:05:31.02 | 0.1 | undecidable | manual | P | 285 | 85.248 | 103 | 0.44 | 82 |
IV.MEU.SHZ. | 2015-04-07T16:05:30.42 | 0.1 | undecidable | manual | S | 284 | 42.1245 | 117 | -0.12 | 94 |
IV.HPAC.HHZ. | 2015-04-07T16:05:30.63 | 0.3 | undecidable | manual | S | 213 | 41.4252 | 118 | 0.24 | 70 |
IV.EPOZ.HHE. | 2015-04-07T16:05:29.60 | 0.3 | undecidable | manual | P | 353 | 72.7716 | 105 | 0.89 | 52 |
IV.HAGA.HHZ. | 2015-04-07T16:05:28.26 | 0.3 | undecidable | manual | S | 337 | 31.6461 | 126 | 0.11 | 72 |
IV.AGST.EHZ. | 2015-04-07T16:05:27.05 | 0.1 | undecidable | manual | S | 348 | 26.6511 | 131 | -0.06 | 100 |
IV.SSY.HHZ. | 2015-04-07T16:05:26.63 | 0.1 | undecidable | manual | S | 308 | 24.5532 | 134 | -0.06 | 99 |
IV.HAVL.HHZ. | 2015-04-07T16:05:25.06 | 0.1 | undecidable | manual | S | 246 | 16.5723 | 146 | -0.25 | 96 |
IV.HLNI.HHZ. | 2015-04-07T16:05:25.55 | 0.3 | negative | manual | P | 314 | 51.9036 | 112 | -0.11 | 70 |
IV.HPAC.HHZ. | 2015-04-07T16:05:24.21 | 0.1 | positive | manual | P | 213 | 41.4252 | 118 | 0.01 | 97 |
IV.HMDC.HHZ. | 2015-04-07T16:05:24.71 | 0.1 | negative | manual | P | 261 | 45.621 | 115 | -0.06 | 95 |
IV.MEU.SHZ. | 2015-04-07T16:05:24.12 | 0.1 | undecidable | manual | P | 284 | 42.1245 | 117 | -0.17 | 94 |
IV.SSY.HHZ. | 2015-04-07T16:05:22.12 | 0.1 | negative | manual | P | 308 | 24.5532 | 134 | 0.06 | 99 |
IV.AGST.EHZ. | 2015-04-07T16:05:22.29 | 0.1 | undecidable | manual | P | 348 | 26.6511 | 131 | -0.02 | 99 |
IV.HAGA.HHZ. | 2015-04-07T16:05:22.99 | 0.6 | positive | manual | P | 337 | 31.6461 | 126 | 0.08 | 48 |
IV.HAVL.HHZ. | 2015-04-07T16:05:21.14 | 0.1 | positive | manual | P | 246 | 16.5723 | 146 | -0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.AGST.EHE. | ML:2.6 | 0.001745 | 0.16 | AML | other | m | 2015-04-07T16:05:27.26 |
IV.AGST.EHN. | ML:2.8 | 0.002225 | 0.22 | AML | other | m | 2015-04-07T16:05:27.39 |
IV.HAGA.HHN. | ML:2.4 | 0.0009239999999999999 | 0.72 | AML | other | m | 2015-04-07T16:05:28.93 |
IV.HAGA.HHE. | ML:2.4 | 0.0009965 | 0.4 | AML | other | m | 2015-04-07T16:05:28.91 |
IV.HAVL.HHE. | ML:2.6 | 0.0017250000000000002 | 0.1 | AML | other | m | 2015-04-07T16:05:25.11 |
IV.HAVL.HHN. | ML:2.6 | 0.001945 | 0.7 | AML | other | m | 2015-04-07T16:05:25.38 |
IV.HLNI.HHN. | ML:2.2 | 0.000304 | 1.22 | AML | other | m | 2015-04-07T16:05:33.18 |
IV.HLNI.HHE. | ML:2.4 | 0.000492 | 0.48 | AML | other | m | 2015-04-07T16:05:34.15 |
IV.HMDC.HHE. | ML:2.4 | 0.000632 | 1.48 | AML | other | m | 2015-04-07T16:05:31.73 |
IV.HMDC.HHN. | ML:2.5 | 0.0007735 | 0.2 | AML | other | m | 2015-04-07T16:05:31.79 |
IV.HPAC.HHE. | ML:2.4 | 0.0005975 | 0.2 | AML | other | m | 2015-04-07T16:05:30.80 |
IV.HPAC.HHN. | ML:2.3 | 0.0005805000000000001 | 1.56 | AML | other | m | 2015-04-07T16:05:39.23 |
IV.MEU.SHE. | ML:0.0 | 0.0004895 | 0.64 | AML | other | m | 2015-04-07T16:05:33.27 |
IV.MEU.SHN. | ML:0.0 | 0.10845 | 0.24 | AML | other | m | 2015-04-07T16:06:20.43 |
IV.RAFF.HHE. | ML:2.2 | 0.0001985 | 1.58 | AML | other | m | 2015-04-07T16:05:51.29 |
IV.RAFF.HHN. | ML:2.2 | 0.0001825 | 1.58 | AML | other | m | 2015-04-07T16:06:24.06 |
IV.SSY.HHE. | ML:2.5 | 0.001385 | 0.7 | AML | other | m | 2015-04-07T16:05:26.89 |
IV.SSY.HHN. | ML:2.6 | 0.0016600000000000002 | 1.54 | AML | other | m | 2015-04-07T16:05:29.09 |