A magnitude ML 1.1 earthquake occured in region: 1 km S Sant'Alfio (CT), on
and geographic coordinates (lat, lon) 37.7360, 15.1420 at 8 km depth.
The earthquake was located by: Sala Operativa INGV_OE (Catania).
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 | 1 | 1582 | 1582 |
Milo | CT | 3 | 1087 | 2669 |
Giarre | CT | 4 | 27659 | 30328 |
Santa Venerina | CT | 5 | 8592 | 38920 |
Mascali | CT | 5 | 14282 | 53202 |
Riposto | CT | 6 | 14838 | 68040 |
Zafferana Etnea | CT | 6 | 9517 | 77557 |
Piedimonte Etneo | CT | 9 | 3963 | 81520 |
Fiumefreddo di Sicilia | CT | 9 | 9623 | 91143 |
Linguaglossa | CT | 12 | 5403 | 96546 |
Calatabiano | CT | 12 | 5308 | 101854 |
Acireale | CT | 14 | 52622 | 154476 |
Trecastagni | CT | 14 | 10910 | 165386 |
Viagrande | CT | 14 | 8563 | 173949 |
Aci Sant'Antonio | CT | 14 | 17984 | 191933 |
Aci Catena | CT | 15 | 29851 | 221784 |
Pedara | CT | 15 | 14102 | 235886 |
Aci Bonaccorsi | CT | 16 | 3524 | 239410 |
Gaggi | ME | 16 | 3184 | 242594 |
Castiglione di Sicilia | CT | 17 | 3215 | 245809 |
Giardini-Naxos | ME | 17 | 9415 | 255224 |
Nicolosi | CT | 17 | 7463 | 262687 |
Valverde | CT | 17 | 7840 | 270527 |
Taormina | ME | 18 | 10960 | 281487 |
San Giovanni la Punta | CT | 18 | 23060 | 304547 |
Castelmola | ME | 18 | 1088 | 305635 |
Motta Camastra | ME | 18 | 845 | 306480 |
Francavilla di Sicilia | ME | 19 | 3945 | 310425 |
Tremestieri Etneo | CT | 19 | 20589 | 331014 |
Graniti | ME | 19 | 1492 | 332506 |
San Gregorio di Catania | CT | 19 | 11966 | 344472 |
Mascalucia | CT | 20 | 31958 | 376430 |
Aci Castello | CT | 20 | 18723 | 395153 |
Moio Alcantara | ME | 20 | 717 | 395870 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev200 |
ML 1.1 | 2021-10-22 00:14:18 |
37.736 | 15.142 | 8 | 2021-10-22 00:22:51 |
Sala Operativa INGV_OE (Catania) | 96861101 |
Field | Value |
---|---|
Time (UTC) | 2021-10-22 00:14:18 |
Latitude | 37.7360 |
Longitude | 15.1420 |
Depth (km) | 8 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 200 -> SURVEY-INGV-CT#SeismPicker_SO-OE |
Event type | earthquake |
Origin ID | 96861101 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 300.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
Number of associated phases, regardless of their use for origin computation | 1 |
Number of defining phases | 1 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | |
Epicentral distance of station farthest from the epicenter (degree) | |
Number of stations at which the event was observed | 0 |
Number of stations from which data was used for origin computation | 0 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 96861101 |
Agency | INGV |
Autore | Sala Operativa INGV_OE (Catania) |
Time of creation (UTC) | 2021-10-22 00:22:51 |