A magnitude Md 2.3 earthquake occured in region: 10 km N Ragalna (CT), on
and geographic coordinates (lat, lon) 37.7190, 14.9570 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 |
---|---|---|---|---|
Ragalna | CT | 10 | 3924 | 3924 |
Biancavilla | CT | 11 | 24007 | 27931 |
Adrano | CT | 13 | 36122 | 64053 |
Santa Maria di Licodia | CT | 13 | 7641 | 71694 |
Nicolosi | CT | 13 | 7463 | 79157 |
Zafferana Etnea | CT | 13 | 9517 | 88674 |
Bronte | CT | 13 | 19172 | 107846 |
Milo | CT | 14 | 1087 | 108933 |
Belpasso | CT | 14 | 28108 | 137041 |
Pedara | CT | 15 | 14102 | 151143 |
Maletto | CT | 15 | 3920 | 155063 |
Trecastagni | CT | 16 | 10910 | 165973 |
Santa Venerina | CT | 16 | 8592 | 174565 |
PaternĂ² | CT | 16 | 48228 | 222793 |
Sant'Alfio | CT | 17 | 1582 | 224375 |
Viagrande | CT | 17 | 8563 | 232938 |
San Pietro Clarenza | CT | 17 | 7743 | 240681 |
Camporotondo Etneo | CT | 17 | 5023 | 245704 |
Randazzo | CT | 18 | 10900 | 256604 |
Mascalucia | CT | 18 | 31958 | 288562 |
Tremestieri Etneo | CT | 19 | 20589 | 309151 |
Aci Bonaccorsi | CT | 19 | 3524 | 312675 |
Aci Sant'Antonio | CT | 19 | 17984 | 330659 |
Gravina di Catania | CT | 20 | 25838 | 356497 |
San Giovanni la Punta | CT | 20 | 23060 | 379557 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 1.5 |
1991-09-28 18:33:22 |
37.719 | 14.957 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 150129 |
Field | Value |
---|---|
Time (UTC) | 1991-09-28 18:33:22 ± 0.251 |
Latitude | 37.7190 ± 0.0121 |
Longitude | 14.9570 ± 0.0236 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 150129 |
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) | 2470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 101 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00170 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00842 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 7 |
Type of magnitude | Md |
Reference to an origin | 150129 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:20:07 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 150129 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SOI.Z. | 1991-09-28T18:33:54.75 | 10.0 | undecidable | manual | SG | 67 | 0.9324 | 0.73 | 0.4 | |
--.PZI.Z. | 1991-09-28T18:33:44.23 | 10.0 | undecidable | manual | SG | 180 | 0.6549 | -1.04 | 0.3 | |
--.ATN.Z. | 1991-09-28T18:33:44.23 | 10.0 | undecidable | manual | SG | 42 | 0.5883 | 1.2 | 0.2 | |
--.MEU.Z. | 1991-09-28T18:33:43.69 | 10.0 | undecidable | manual | SG | 189 | 0.6105 | -0.06 | 0.8 | |
--.SOI.Z. | 1991-09-28T18:33:39.87 | 10.0 | undecidable | manual | PG | 67 | 0.9324 | -0.65 | 1 | |
--.AU9.Z. | 1991-09-28T18:33:39.92 | 10.0 | undecidable | manual | SG | 155 | 0.4995 | -0.43 | 0.7 | |
--.GIB.Z. | 1991-09-28T18:33:39.00 | 10.0 | undecidable | manual | PG | 290 | 0.777 | 1.33 | 0.4 | |
--.MO9.Z. | 1991-09-28T18:33:36.00 | 10.0 | undecidable | manual | PG | 63 | 0.6327 | 0.84 | 1 | |
--.PZI.Z. | 1991-09-28T18:33:35.30 | 10.0 | undecidable | manual | PG | 180 | 0.6549 | -0.43 | 1.6 | |
--.MEU.Z. | 1991-09-28T18:33:34.72 | 10.0 | undecidable | manual | PG | 189 | 0.6105 | 0.13 | 1.9 | |
--.ATN.Z. | 1991-09-28T18:33:33.31 | 10.0 | positive | manual | PG | 42 | 0.5883 | -0.85 | 2.1 | |
--.AU9.Z. | 1991-09-28T18:33:32.66 | 10.0 | undecidable | manual | PG | 155 | 0.4995 | 0.03 | 1.9 | |
--.GIO.Z. | 1991-09-28T18:33:30.71 | 10.0 | undecidable | manual | SG | 141 | 0.1887 | 0.51 | 0.6 | |
--.MNO.Z. | 1991-09-28T18:33:27.93 | 10.0 | undecidable | manual | PG | 316 | 0.2997 | -0.77 | 1.2 | |
--.GIO.Z. | 1991-09-28T18:33:27.60 | 10.0 | undecidable | manual | PG | 141 | 0.1887 | 0.84 | 1.1 |