A magnitude ML 1.8 earthquake occured in region: Costa Catanese (Catania), on
and geographic coordinates (lat, lon) 37.5330, 15.2000 at 20 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 |
---|---|---|---|---|
Aci Castello | CT | 6 | 18723 | 18723 |
Valverde | CT | 8 | 7840 | 26563 |
San Gregorio di Catania | CT | 9 | 11966 | 38529 |
Acireale | CT | 9 | 52622 | 91151 |
Aci Catena | CT | 9 | 29851 | 121002 |
Catania | CT | 10 | 314555 | 435557 |
Aci Sant'Antonio | CT | 11 | 17984 | 453541 |
San Giovanni la Punta | CT | 11 | 23060 | 476601 |
Aci Bonaccorsi | CT | 11 | 3524 | 480125 |
Sant'Agata li Battiati | CT | 11 | 9479 | 489604 |
Tremestieri Etneo | CT | 12 | 20589 | 510193 |
Gravina di Catania | CT | 13 | 25838 | 536031 |
Viagrande | CT | 13 | 8563 | 544594 |
Mascalucia | CT | 14 | 31958 | 576552 |
Trecastagni | CT | 14 | 10910 | 587462 |
Pedara | CT | 16 | 14102 | 601564 |
San Pietro Clarenza | CT | 16 | 7743 | 609307 |
Misterbianco | CT | 17 | 49410 | 658717 |
Camporotondo Etneo | CT | 18 | 5023 | 663740 |
Nicolosi | CT | 18 | 7463 | 671203 |
Santa Venerina | CT | 18 | 8592 | 679795 |
Zafferana Etnea | CT | 20 | 9517 | 689312 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2023-04-21 12:27:38 |
37.5327 | 15.2003 | 20 | 2024-03-01 17:18:11 |
Bollettino Sismico Italiano INGV | 118351681 |
Reviewed Rev200 |
ML 1.6 | 2023-04-21 12:27:37 |
37.529 | 15.19 | 24 | 2024-02-06 14:30:18 |
Sala Operativa INGV_OE (Catania) | 116572021 |
Field | Value |
---|---|
Time (UTC) | 2023-04-21 12:27:38 ± 0.08 |
Latitude | 37.5327 ± 0.0027 |
Longitude | 15.2003 ± 0.0068 |
Depth (km) | 20 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 118351681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 612 |
Semi-minor axis of confidence ellipse (meter) | 186 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 108 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 128 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 31 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.13939 |
Epicentral distance of station farthest from the epicenter (degree) | 0.86065 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 15 |
Type of magnitude | ML |
Reference to an origin | 118351681 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-02-06 14:30:06 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 116572021 |
Agency | INGV |
Autore | Sala Operativa INGV_OE (Catania) |
Time of creation (UTC) | 2023-04-21 12:44:54 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.IVPL.HNE. | 2023-04-21T12:28:07.12 | 0.6 | undecidable | manual | S | 348 | 95.5377 | 96 | 0.63 | 38 |
IV.MILZ.HHN. | 2023-04-21T12:28:02.72 | 0.6 | undecidable | manual | S | 2 | 81.9513 | 97 | -0.18 | 45 |
IY.CNDF.HHN.00 | 2023-04-21T12:28:02.31 | 0.6 | undecidable | manual | S | 48 | 77.7666 | 98 | 0.54 | 42 |
IV.HMDC.HNN. | 2023-04-21T12:28:01.02 | 0.6 | undecidable | manual | S | 210 | 73.5708 | 98 | 0.35 | 44 |
IV.HAVL.HHZ. | 2023-04-21T12:27:58.49 | 0.6 | undecidable | manual | S | 186 | 63.9915 | 100 | 0.35 | 45 |
IV.HSRS.HHN. | 2023-04-21T12:27:54.24 | 0.3 | undecidable | manual | S | 178 | 48.8178 | 104 | 0.05 | 73 |
IV.IVPL.HNE. | 2023-04-21T12:27:54.37 | 0.3 | undecidable | manual | P | 348 | 95.5377 | 96 | -0.25 | 65 |
IV.AIO.HHE. | 2023-04-21T12:27:54.98 | 0.6 | undecidable | manual | S | 3 | 48.7179 | 104 | 0.82 | 39 |
IV.SSY.HHE. | 2023-04-21T12:27:53.04 | 0.6 | undecidable | manual | S | 195 | 43.1235 | 106 | 0.34 | 47 |
IV.MSRU.HHE. | 2023-04-21T12:27:52.99 | 0.3 | undecidable | manual | P | 18 | 85.4478 | 97 | -0.09 | 68 |
IV.MILZ.HHN. | 2023-04-21T12:27:52.34 | 0.1 | undecidable | manual | P | 2 | 81.9513 | 97 | -0.2 | 89 |
IV.HMDC.HNN. | 2023-04-21T12:27:51.07 | 0.1 | undecidable | manual | P | 210 | 73.5708 | 98 | -0.19 | 91 |
IY.CNDF.HHN.00 | 2023-04-21T12:27:51.90 | 0.1 | undecidable | manual | P | 48 | 77.7666 | 98 | 0 | 93 |
IV.HCRL.HHN. | 2023-04-21T12:27:50.16 | 0.3 | undecidable | manual | S | 208 | 31.4463 | 114 | 0.4 | 70 |
IV.HLNI.HHN. | 2023-04-21T12:27:50.70 | 0.6 | undecidable | manual | S | 235 | 35.4423 | 111 | -0.06 | 50 |
IV.ESML.HHZ. | 2023-04-21T12:27:49.38 | 0.6 | undecidable | manual | S | 289 | 29.748 | 115 | 0.01 | 51 |
IV.HAVL.HHZ. | 2023-04-21T12:27:49.66 | 0.1 | undecidable | manual | P | 186 | 63.9915 | 100 | -0.14 | 93 |
IV.AGST.EHE. | 2023-04-21T12:27:49.54 | 0.6 | undecidable | manual | S | 176 | 30.747 | 114 | -0.06 | 50 |
IV.HAGA.HHZ. | 2023-04-21T12:27:48.93 | 0.6 | undecidable | manual | S | 188 | 27.75 | 117 | 0.04 | 51 |
IV.HSRS.HHN. | 2023-04-21T12:27:47.55 | 0.3 | undecidable | manual | P | 178 | 48.8178 | 104 | 0.03 | 73 |
IV.AIO.HHE. | 2023-04-21T12:27:47.54 | 0.3 | undecidable | manual | P | 3 | 48.7179 | 104 | 0.04 | 73 |
IV.SSY.HHE. | 2023-04-21T12:27:46.62 | 0.1 | undecidable | manual | P | 195 | 43.1235 | 106 | -0.04 | 99 |
IV.EPMN.HHN. | 2023-04-21T12:27:45.12 | 0.3 | undecidable | manual | P | 356 | 31.9458 | 113 | 0.08 | 75 |
IV.HLNI.HHN. | 2023-04-21T12:27:45.29 | 0.1 | positive | manual | P | 235 | 35.4423 | 111 | -0.25 | 96 |
IV.EPOZ.HHZ. | 2023-04-21T12:27:45.13 | 0.6 | undecidable | manual | S | 356 | 15.4734 | 136 | -1.11 | 35 |
IV.HCRL.HHN. | 2023-04-21T12:27:45.04 | 0.1 | positive | manual | P | 208 | 31.4463 | 114 | 0.08 | 100 |
IV.EMPL.HHZ. | 2023-04-21T12:27:44.47 | 0.3 | undecidable | manual | P | 309 | 25.9518 | 119 | 0.26 | 73 |
IV.AGST.EHE. | 2023-04-21T12:27:44.65 | 0.1 | undecidable | manual | P | 176 | 30.747 | 114 | -0.22 | 97 |
IV.ESML.HHZ. | 2023-04-21T12:27:44.80 | 0.3 | undecidable | manual | P | 289 | 29.748 | 115 | 0.07 | 75 |
IV.HAGA.HHZ. | 2023-04-21T12:27:44.34 | 0.1 | undecidable | manual | P | 188 | 27.75 | 117 | -0.12 | 99 |
IV.EPOZ.HHZ. | 2023-04-21T12:27:42.78 | 0.3 | undecidable | manual | P | 356 | 15.4734 | 136 | -0.14 | 76 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ESML.HNN. | ML:1.3 | 0.00008156805 | 0.0768 | AML | other | m | 2023-04-21T12:27:49.75 |
IV.AGST.EHN. | ML:2.0 | 0.00043400000000000003 | 0.22 | AML | other | m | 2023-04-21T12:27:49.86 |
IV.ESML.HHN. | ML:1.4 | 0.000112961415 | 0.2368 | AML | other | m | 2023-04-21T12:27:50.25 |
IV.AGST.EHE. | ML:2.0 | 0.0003665 | 1.18 | AML | other | m | 2023-04-21T12:27:50.97 |
IV.HLNI.HHN. | ML:1.7 | 0.00018498555 | 0.16 | AML | other | m | 2023-04-21T12:27:51.11 |
IV.ESML.HHE. | ML:1.5 | 0.000123212695 | 0.3008 | AML | other | m | 2023-04-21T12:27:52.01 |
IV.HLNI.HHE. | ML:1.8 | 0.000228 | 0.44 | AML | other | m | 2023-04-21T12:27:52.29 |
IV.ESML.HNE. | ML:1.4 | 0.00010891079500000001 | 0.1216 | AML | other | m | 2023-04-21T12:27:52.92 |
IV.SSY.HHE. | ML:1.9 | 0.00021150000000000002 | 0.22 | AML | other | m | 2023-04-21T12:27:53.30 |
IV.SSY.HNN. | ML:2.0 | 0.00028903794999999996 | 0.1792 | AML | other | m | 2023-04-21T12:27:54.10 |
IV.HSRS.HHE. | ML:1.5 | 0.00007646830000000001 | 0.2432 | AML | other | m | 2023-04-21T12:27:54.42 |
IV.HSRS.HHN. | ML:1.6 | 0.000098240335 | 0.3392 | AML | other | m | 2023-04-21T12:27:54.34 |
IV.SSY.HHN. | ML:2.2 | 0.00046950000000000003 | 0.2 | AML | other | m | 2023-04-21T12:27:55.61 |
IV.HAVL.HHN. | ML:2.2 | 0.00026078475 | 0.2816 | AML | other | m | 2023-04-21T12:27:59.17 |
IV.HAVL.HHE. | ML:2.2 | 0.00025634219999999997 | 0.2624 | AML | other | m | 2023-04-21T12:27:59.32 |