A magnitude Md 2.0 earthquake occured in region: 12 km W Zafferana Etnea (CT), on
and geographic coordinates (lat, lon) 37.7400, 14.9850 at 10 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 | 12 | 9517 | 9517 |
Milo | CT | 12 | 1087 | 10604 |
Ragalna | CT | 13 | 3924 | 14528 |
Sant'Alfio | CT | 14 | 1582 | 16110 |
Bronte | CT | 14 | 19172 | 35282 |
Nicolosi | CT | 14 | 7463 | 42745 |
Maletto | CT | 15 | 3920 | 46665 |
Biancavilla | CT | 15 | 24007 | 70672 |
Santa Venerina | CT | 15 | 8592 | 79264 |
Pedara | CT | 15 | 14102 | 93366 |
Randazzo | CT | 16 | 10900 | 104266 |
Adrano | CT | 16 | 36122 | 140388 |
Trecastagni | CT | 16 | 10910 | 151298 |
Santa Maria di Licodia | CT | 16 | 7641 | 158939 |
Belpasso | CT | 16 | 28108 | 187047 |
Viagrande | CT | 17 | 8563 | 195610 |
Giarre | CT | 18 | 27659 | 223269 |
Linguaglossa | CT | 18 | 5403 | 228672 |
Moio Alcantara | ME | 19 | 717 | 229389 |
Mascali | CT | 19 | 14282 | 243671 |
Piedimonte Etneo | CT | 19 | 3963 | 247634 |
San Pietro Clarenza | CT | 19 | 7743 | 255377 |
Aci Bonaccorsi | CT | 19 | 3524 | 258901 |
Camporotondo Etneo | CT | 19 | 5023 | 263924 |
Riposto | CT | 19 | 14838 | 278762 |
Aci Sant'Antonio | CT | 19 | 17984 | 296746 |
Mascalucia | CT | 19 | 31958 | 328704 |
PaternĂ² | CT | 19 | 48228 | 376932 |
Santa Domenica Vittoria | ME | 20 | 980 | 377912 |
Tremestieri Etneo | CT | 20 | 20589 | 398501 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0 | 1991-04-20 21:28:46 |
37.74 | 14.985 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 139629 |
Field | Value |
---|---|
Time (UTC) | 1991-04-20 21:28:46 ± 0.195 |
Latitude | 37.7400 ± 0.0116 |
Longitude | 14.9850 ± 0.0192 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 139629 |
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) | 2123.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 151 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00267 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01554 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 139629 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:10:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.DR2.Z. | 1991-04-20T21:29:25.40 | 10.0 | undecidable | manual | SN | 38 | 1.1655 | 0.32 | 0.5 | |
--.CZI.Z. | 1991-04-20T21:29:15.65 | 10.0 | undecidable | manual | PN | 30 | 1.7205 | -0.9 | 0.3 | |
--.DR2.Z. | 1991-04-20T21:29:09.50 | 10.0 | undecidable | manual | PN | 38 | 1.1655 | 0.62 | 0.8 | |
--.AU9.Z. | 1991-04-20T21:29:05.50 | 10.0 | undecidable | manual | SG | 158 | 0.5106 | 0.1 | 0.8 | |
--.FE2.Z. | 1991-04-20T21:29:04.98 | 10.0 | undecidable | manual | PG | 70 | 0.9213 | 0.08 | 1.9 | |
--.MNO.Z. | 1991-04-20T21:28:59.00 | 10.0 | undecidable | manual | SG | 310 | 0.2997 | 0.72 | 0.3 | |
--.AU9.Z. | 1991-04-20T21:28:57.50 | 10.0 | undecidable | manual | PG | 158 | 0.5106 | -0.02 | 2 | |
--.MNO.Z. | 1991-04-20T21:28:53.00 | 10.0 | undecidable | manual | PG | 310 | 0.2997 | -0.41 | 1.4 |