A magnitude ML 2.0 earthquake occured in region: Costa Siracusana (Siracusa), on
and geographic coordinates (lat, lon) 36.9870, 15.6440 at 31 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.0 | 2018-01-30 23:12:08 |
36.9867 | 15.6437 | 31 | 2019-04-24 14:49:33 |
Bollettino Sismico Italiano INGV | 56999271 |
Reviewed Rev100 |
ML 2.2 | 2018-01-30 23:12:08 |
36.9853 | 15.6397 | 33 | 2018-01-30 23:21:25 |
Sala Sismica INGV-Roma | 53564611 |
Field | Value |
---|---|
Time (UTC) | 2018-01-30 23:12:08 ± 0.08 |
Latitude | 36.9867 ± 0.0054 |
Longitude | 15.6437 ± 0.0068 |
Depth (km) | 31 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 56999271 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 703 |
Semi-minor axis of confidence ellipse (meter) | 470 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 229 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 700.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 201 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
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) | 0.42808 |
Epicentral distance of station farthest from the epicenter (degree) | 1.45960 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 53564611 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-01-30 23:21:25 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 56999271 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2018-07-08 00:10:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
MN.WDD.HHE. | 2018-01-30T23:12:33.74 | 0.6 | undecidable | manual | P | 218 | 162.0156 | 54 | 0.28 | 36 |
IV.HLNI.HHZ. | 2018-01-30T23:12:32.91 | 0.3 | undecidable | manual | S | 301 | 79.1652 | 107 | 0.04 | 71 |
IV.HMDC.HHZ. | 2018-01-30T23:12:32.23 | 0.3 | undecidable | manual | S | 268 | 76.368 | 107 | 0.08 | 71 |
MN.CEL.HNZ. | 2018-01-30T23:12:30.83 | 0.3 | undecidable | manual | P | 9 | 142.9458 | 54 | -0.27 | 59 |
IV.MSRU.HHE. | 2018-01-30T23:12:30.77 | 1.0 | undecidable | manual | P | 355 | 142.1466 | 54 | -0.23 | 20 |
IV.MPNC.HHN. | 2018-01-30T23:12:30.33 | 1.0 | undecidable | manual | P | 349 | 131.1687 | 54 | 0.7 | 18 |
IV.HPAC.HHZ. | 2018-01-30T23:12:28.35 | 0.6 | undecidable | manual | S | 240 | 62.0934 | 112 | -0.2 | 47 |
IV.SOI.EHZ. | 2018-01-30T23:12:28.91 | 0.6 | undecidable | manual | P | 17 | 125.874 | 54 | -0.06 | 43 |
IV.AIO.HHN. | 2018-01-30T23:12:27.63 | 0.6 | undecidable | manual | P | 342 | 114.996 | 54 | 0.01 | 44 |
IV.SSY.HHZ. | 2018-01-30T23:12:26.55 | 0.1 | undecidable | manual | S | 291 | 53.9016 | 115 | 0 | 98 |
IV.HAGA.HHZ. | 2018-01-30T23:12:26.82 | 0.3 | undecidable | manual | S | 308 | 54.4011 | 115 | 0.14 | 73 |
IV.ESML.HHE. | 2018-01-30T23:12:25.30 | 0.1 | undecidable | manual | P | 316 | 97.2249 | 103 | 0.03 | 91 |
IV.AGST.EHZ. | 2018-01-30T23:12:24.84 | 0.1 | undecidable | manual | S | 309 | 47.5191 | 118 | -0.17 | 96 |
IV.EPOZ.HHZ. | 2018-01-30T23:12:23.82 | 0.1 | undecidable | manual | P | 332 | 85.9473 | 105 | 0.24 | 90 |
IV.HVZN.HHE. | 2018-01-30T23:12:23.62 | 0.1 | undecidable | manual | P | 285 | 84.8484 | 105 | 0.2 | 90 |
IV.HLNI.HHZ. | 2018-01-30T23:12:22.30 | 0.3 | undecidable | manual | P | 301 | 79.1652 | 107 | -0.27 | 67 |
IV.HMDC.HHZ. | 2018-01-30T23:12:21.96 | 0.1 | undecidable | manual | P | 268 | 76.368 | 107 | -0.19 | 91 |
IV.HPAC.HHZ. | 2018-01-30T23:12:19.92 | 0.1 | undecidable | manual | P | 240 | 62.0934 | 112 | -0.15 | 95 |
IV.AGST.EHZ. | 2018-01-30T23:12:18.04 | 0.1 | negative | manual | P | 309 | 47.5191 | 118 | 0 | 100 |
IV.SSY.HHZ. | 2018-01-30T23:12:18.99 | 0.1 | undecidable | manual | P | 291 | 53.9016 | 115 | 0.07 | 98 |
IV.HAGA.HHZ. | 2018-01-30T23:12:18.99 | 0.1 | undecidable | manual | P | 308 | 54.4011 | 115 | 0 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.AGST.EHN. | ML:1.9 | 0.0001746949 | 0.192 | AML | other | m | 2018-01-30T23:12:25.25 |
IV.AGST.EHE. | ML:2.0 | 0.00021593564999999998 | 1.9584 | AML | other | m | 2018-01-30T23:12:26.66 |
IV.HAGA.HHE. | ML:1.9 | 0.0001474087 | 0.2176 | AML | other | m | 2018-01-30T23:12:27.05 |
IV.HAGA.HHN. | ML:1.8 | 0.00013376046999999999 | 0.1408 | AML | other | m | 2018-01-30T23:12:27.60 |
IV.HPAC.HHE. | ML:1.9 | 0.000137152895 | 0.1408 | AML | other | m | 2018-01-30T23:12:29.13 |
IV.HPAC.HHN. | ML:1.9 | 0.0001350806 | 0.1408 | AML | other | m | 2018-01-30T23:12:29.12 |
IV.HMDC.HHE. | ML:2.3 | 0.00027983004999999997 | 0.2688 | AML | other | m | 2018-01-30T23:12:32.79 |
IV.HMDC.HHN. | ML:2.5 | 0.0004225605 | 0.3072 | AML | other | m | 2018-01-30T23:12:32.89 |
IV.HLNI.HHN. | ML:1.9 | 0.00009766817499999999 | 0.7808 | AML | other | m | 2018-01-30T23:12:33.58 |
IV.HLNI.HHE. | ML:2.0 | 0.00011349962499999999 | 0.0896 | AML | other | m | 2018-01-30T23:12:33.89 |