A magnitude Md 2.1 earthquake occured in region: 8 km W Zafferana Etnea (CT), on
and geographic coordinates (lat, lon) 37.7270, 15.0220 at 5 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 |
---|---|---|---|---|
Zafferana Etnea | CT | 8 | 9517 | 9517 |
Milo | CT | 8 | 1087 | 10604 |
Sant'Alfio | CT | 11 | 1582 | 12186 |
Santa Venerina | CT | 11 | 8592 | 20778 |
Nicolosi | CT | 12 | 7463 | 28241 |
Pedara | CT | 13 | 14102 | 42343 |
Ragalna | CT | 13 | 3924 | 46267 |
Trecastagni | CT | 13 | 10910 | 57177 |
Viagrande | CT | 14 | 8563 | 65740 |
Giarre | CT | 14 | 27659 | 93399 |
Belpasso | CT | 16 | 28108 | 121507 |
Mascali | CT | 16 | 14282 | 135789 |
Riposto | CT | 16 | 14838 | 150627 |
Aci Bonaccorsi | CT | 16 | 3524 | 154151 |
Aci Sant'Antonio | CT | 16 | 17984 | 172135 |
Biancavilla | CT | 16 | 24007 | 196142 |
Piedimonte Etneo | CT | 17 | 3963 | 200105 |
Linguaglossa | CT | 17 | 5403 | 205508 |
Santa Maria di Licodia | CT | 17 | 7641 | 213149 |
San Pietro Clarenza | CT | 17 | 7743 | 220892 |
Mascalucia | CT | 17 | 31958 | 252850 |
Tremestieri Etneo | CT | 17 | 20589 | 273439 |
Aci Catena | CT | 17 | 29851 | 303290 |
Camporotondo Etneo | CT | 18 | 5023 | 308313 |
San Giovanni la Punta | CT | 18 | 23060 | 331373 |
Maletto | CT | 18 | 3920 | 335293 |
Bronte | CT | 18 | 19172 | 354465 |
Acireale | CT | 18 | 52622 | 407087 |
Fiumefreddo di Sicilia | CT | 18 | 9623 | 416710 |
Adrano | CT | 18 | 36122 | 452832 |
Randazzo | CT | 18 | 10900 | 463732 |
Gravina di Catania | CT | 19 | 25838 | 489570 |
Valverde | CT | 19 | 7840 | 497410 |
Sant'Agata li Battiati | CT | 19 | 9479 | 506889 |
Moio Alcantara | ME | 19 | 717 | 507606 |
San Gregorio di Catania | CT | 20 | 11966 | 519572 |
PaternĂ² | CT | 20 | 48228 | 567800 |
Castiglione di Sicilia | CT | 20 | 3215 | 571015 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1988-04-17 02:23:39 |
37.727 | 15.022 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 66659 |
Field | Value |
---|---|
Time (UTC) | 1988-04-17 02:23:39 ± 0.127 |
Latitude | 37.7270 ± 0.0081 |
Longitude | 15.0220 ± 0.0109 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 66659 |
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) | 1318.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 127 |
Number of associated phases, regardless of their use for origin computation | 5 |
Number of defining phases | 5 |
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) | 0.00291 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00793 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 66659 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:03:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ATN.Z. | 1988-04-17T02:24:00.20 | 10.0 | undecidable | manual | SG | 38 | 0.5439 | 0.2 | 0.5 | |
--.SOI.Z. | 1988-04-17T02:23:57.66 | 10.0 | undecidable | manual | PG | 66 | 0.8769 | 0.23 | 1 | |
--.MEU.Z. | 1988-04-17T02:23:52.72 | 10.0 | undecidable | manual | PG | 193 | 0.6327 | -0.07 | 1.6 | |
--.ATN.Z. | 1988-04-17T02:23:50.76 | 10.0 | undecidable | manual | PG | 38 | 0.5439 | -0.52 | 0.3 | |
--.MNO.Z. | 1988-04-17T02:23:46.86 | 10.0 | undecidable | manual | PG | 308 | 0.3219 | 0.08 | 1.6 |