A magnitude ML 1.6 earthquake occured in region: 2 km W Sant'Alfio (CT), on
and geographic coordinates (lat, lon) 37.7400, 15.1260 at 11 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 |
---|---|---|---|---|
Sant'Alfio | CT | 2 | 1582 | 1582 |
Milo | CT | 2 | 1087 | 2669 |
Zafferana Etnea | CT | 5 | 9517 | 12186 |
Giarre | CT | 5 | 27659 | 39845 |
Santa Venerina | CT | 6 | 8592 | 48437 |
Mascali | CT | 7 | 14282 | 62719 |
Riposto | CT | 7 | 14838 | 77557 |
Piedimonte Etneo | CT | 9 | 3963 | 81520 |
Fiumefreddo di Sicilia | CT | 9 | 9623 | 91143 |
Linguaglossa | CT | 11 | 5403 | 96546 |
Calatabiano | CT | 13 | 5308 | 101854 |
Trecastagni | CT | 14 | 10910 | 112764 |
Viagrande | CT | 15 | 8563 | 121327 |
Acireale | CT | 15 | 52622 | 173949 |
Pedara | CT | 15 | 14102 | 188051 |
Aci Sant'Antonio | CT | 15 | 17984 | 206035 |
Aci Catena | CT | 15 | 29851 | 235886 |
Aci Bonaccorsi | CT | 16 | 3524 | 239410 |
Gaggi | ME | 16 | 3184 | 242594 |
Castiglione di Sicilia | CT | 16 | 3215 | 245809 |
Nicolosi | CT | 16 | 7463 | 253272 |
Giardini-Naxos | ME | 18 | 9415 | 262687 |
Valverde | CT | 18 | 7840 | 270527 |
Motta Camastra | ME | 18 | 845 | 271372 |
Francavilla di Sicilia | ME | 18 | 3945 | 275317 |
San Giovanni la Punta | CT | 18 | 23060 | 298377 |
Taormina | ME | 19 | 10960 | 309337 |
Tremestieri Etneo | CT | 19 | 20589 | 329926 |
Castelmola | ME | 19 | 1088 | 331014 |
Moio Alcantara | ME | 19 | 717 | 331731 |
Graniti | ME | 19 | 1492 | 333223 |
San Gregorio di Catania | CT | 19 | 11966 | 345189 |
Mascalucia | CT | 20 | 31958 | 377147 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2023-04-10 03:14:34 |
37.7402 | 15.1257 | 11 | 2024-03-01 17:18:20 |
Bollettino Sismico Italiano INGV | 124789171 |
Reviewed Rev200 |
ML 1.3 | 2023-04-10 03:14:34 |
37.745 | 15.099 | 8 | 2024-01-22 10:53:21 |
Sala Operativa INGV_OE (Catania) | 116227821 |
Field | Value |
---|---|
Time (UTC) | 2023-04-10 03:14:34 ± 0.14 |
Latitude | 37.7402 ± 0.0054 |
Longitude | 15.1257 ± 0.0080 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 124789171 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 636 |
Semi-minor axis of confidence ellipse (meter) | 431 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 328 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 640.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 91 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 33 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.01619 |
Epicentral distance of station farthest from the epicenter (degree) | 0.58366 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 21 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 124789171 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-22 10:50:32 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 116227821 |
Agency | INGV |
Autore | Sala Operativa INGV_OE (Catania) |
Time of creation (UTC) | 2023-04-10 03:31:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SSY.HHZ. | 2023-04-10T03:14:46.24 | 1.0 | undecidable | manual | P | 184 | 64.7907 | 50 | 0.42 | 21 |
IV.EMSG.HHZ. | 2023-04-10T03:14:42.61 | 0.6 | undecidable | manual | S | 300 | 17.871 | 121 | 1.07 | 35 |
IV.EPIT.HHZ. | 2023-04-10T03:14:40.14 | 0.6 | undecidable | manual | S | 323 | 9.9789 | 137 | 0.75 | 41 |
IV.EPZF.HHZ. | 2023-04-10T03:14:40.01 | 0.6 | undecidable | manual | P | 292 | 25.3524 | 50 | 0.27 | 47 |
IV.EPOZ.HHZ. | 2023-04-10T03:14:40.05 | 0.6 | undecidable | manual | S | 144 | 9.3795 | 138 | 0.8 | 40 |
IV.ESML.HHZ. | 2023-04-10T03:14:40.00 | 0.3 | undecidable | manual | P | 238 | 25.4523 | 50 | 0.23 | 71 |
IV.EMFS.HHE. | 2023-04-10T03:14:40.39 | 0.6 | undecidable | manual | S | 259 | 11.3775 | 133 | 0.64 | 43 |
IV.EFIU.HHZ. | 2023-04-10T03:14:40.17 | 0.6 | undecidable | manual | S | 53 | 9.2796 | 139 | 0.95 | 38 |
IV.EVRN.HHZ. | 2023-04-10T03:14:39.03 | 0.6 | undecidable | manual | S | 171 | 5.6943 | 152 | 0.51 | 46 |
IV.EPMN.HHZ. | 2023-04-10T03:14:39.32 | 0.6 | undecidable | manual | S | 27 | 9.9789 | 137 | -0.08 | 50 |
IV.ESPC.HHN. | 2023-04-10T03:14:39.02 | 0.6 | undecidable | manual | S | 239 | 10.0788 | 136 | -0.4 | 47 |
IV.EMNR.HHZ. | 2023-04-10T03:14:39.63 | 0.6 | undecidable | manual | S | 314 | 12.1767 | 131 | -0.32 | 47 |
IV.EMCN.HHN. | 2023-04-10T03:14:39.58 | 0.6 | undecidable | manual | S | 305 | 9.879 | 137 | 0.22 | 49 |
IV.ESAL.HHZ. | 2023-04-10T03:14:38.09 | 0.6 | undecidable | manual | S | 25 | 1.7982 | 170 | 0.02 | 51 |
IV.EMSG.HHZ. | 2023-04-10T03:14:38.72 | 0.3 | undecidable | manual | P | 300 | 17.871 | 121 | 0.22 | 72 |
IV.ECZM.HHN. | 2023-04-10T03:14:38.96 | 0.3 | undecidable | manual | P | 267 | 19.4694 | 118 | 0.17 | 72 |
IV.ENIC.HHZ. | 2023-04-10T03:14:38.13 | 0.3 | undecidable | manual | P | 217 | 15.0738 | 125 | 0.08 | 74 |
IV.EMCN.HHN. | 2023-04-10T03:14:37.18 | 0.1 | undecidable | manual | P | 305 | 9.879 | 137 | -0.07 | 100 |
IV.EFIU.HHZ. | 2023-04-10T03:14:37.04 | 0.1 | undecidable | manual | P | 53 | 9.2796 | 139 | -0.12 | 99 |
IV.ESLN.HHZ. | 2023-04-10T03:14:37.43 | 0.3 | undecidable | manual | P | 249 | 14.2746 | 127 | -0.47 | 68 |
IV.EMPL.HHZ. | 2023-04-10T03:14:37.76 | 0.3 | undecidable | manual | P | 244 | 15.1737 | 125 | -0.3 | 71 |
IV.EPIT.HHZ. | 2023-04-10T03:14:37.35 | 0.1 | undecidable | manual | P | 323 | 9.9789 | 137 | 0.09 | 100 |
IV.EMFO.HHE. | 2023-04-10T03:14:37.88 | 0.6 | undecidable | manual | S | 261 | 3.0969 | 163 | -0.29 | 48 |
IV.EPOZ.HHZ. | 2023-04-10T03:14:37.46 | 0.1 | positive | manual | P | 144 | 9.3795 | 138 | 0.28 | 96 |
IV.EMFS.HHE. | 2023-04-10T03:14:37.44 | 0.3 | undecidable | manual | P | 259 | 11.3775 | 133 | -0.03 | 75 |
IV.ECTS.HHZ. | 2023-04-10T03:14:37.84 | 0.1 | undecidable | manual | P | 359 | 15.7731 | 124 | -0.31 | 94 |
IV.EMNR.HHZ. | 2023-04-10T03:14:37.75 | 0.1 | undecidable | manual | P | 314 | 12.1767 | 131 | 0.17 | 98 |
IV.ECBD.HHN. | 2023-04-10T03:14:36.52 | 0.1 | undecidable | manual | P | 322 | 5.5944 | 152 | -0.23 | 97 |
IV.ESAL.HHZ. | 2023-04-10T03:14:36.21 | 0.1 | positive | manual | P | 25 | 1.7982 | 170 | -0.29 | 97 |
IV.EVRN.HHZ. | 2023-04-10T03:14:36.58 | 0.1 | positive | manual | P | 171 | 5.6943 | 152 | -0.18 | 98 |
IV.EMFO.HHE. | 2023-04-10T03:14:36.20 | 0.1 | undecidable | manual | P | 261 | 3.0969 | 163 | -0.36 | 95 |
IV.EPMN.HHZ. | 2023-04-10T03:14:36.99 | 0.1 | undecidable | manual | P | 27 | 9.9789 | 137 | -0.28 | 96 |
IV.ESPC.HHN. | 2023-04-10T03:14:36.87 | 0.1 | undecidable | manual | P | 239 | 10.0788 | 136 | -0.41 | 93 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.EPOZ.HHE. | ML:1.3 | 0.000256 | 1.4 | AML | other | m | 2023-04-10T03:14:41.88 |
IV.EPIT.HHE. | ML:1.8 | 0.000796 | 0.94 | AML | other | m | 2023-04-10T03:14:41.83 |
IV.EPOZ.HHN. | ML:1.5 | 0.0003735 | 0.86 | AML | other | m | 2023-04-10T03:14:41.79 |
IV.EPIT.HHN. | ML:2.0 | 0.00128 | 0.92 | AML | other | m | 2023-04-10T03:14:42.78 |
IV.ECTS.HHN. | ML:1.1 | 0.00011549999999999999 | 0.18 | AML | other | m | 2023-04-10T03:14:42.84 |
IV.ECTS.HHE. | ML:1.0 | 0.00008945 | 0.8 | AML | other | m | 2023-04-10T03:14:43.68 |
IV.ENIC.HHN. | ML:1.7 | 0.000502 | 0.64 | AML | other | m | 2023-04-10T03:14:43.99 |
IV.ENIC.HHE. | ML:1.7 | 0.0004595 | 0.54 | AML | other | m | 2023-04-10T03:14:44.38 |
IV.SSY.HHE. | ML:1.7 | 0.0000948 | 0.44 | AML | other | m | 2023-04-10T03:14:48.70 |
IV.SSY.HHN. | ML:1.8 | 0.0001033 | 0.5 | AML | other | m | 2023-04-10T03:15:00.74 |