A magnitude Md 2.2 earthquake occured in region: 10 km SE Assoro (EN), on
and geographic coordinates (lat, lon) 37.5610, 14.4940 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 |
---|---|---|---|---|
Assoro | EN | 10 | 5191 | 5191 |
Raddusa | CT | 10 | 3178 | 8369 |
Agira | EN | 11 | 8345 | 16714 |
Nissoria | EN | 11 | 3000 | 19714 |
Valguarnera Caropepe | EN | 12 | 7866 | 27580 |
Leonforte | EN | 13 | 13439 | 41019 |
Castel di Iudica | CT | 16 | 4625 | 45644 |
Aidone | EN | 17 | 4889 | 50533 |
Regalbuto | EN | 17 | 7277 | 57810 |
Gagliano Castelferrato | EN | 17 | 3593 | 61403 |
Catenanuova | EN | 18 | 4866 | 66269 |
Enna | EN | 19 | 28019 | 94288 |
Calascibetta | EN | 20 | 4528 | 98816 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 2.0 |
1991-07-11 14:56:22 |
37.561 | 14.494 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 145139 |
Field | Value |
---|---|
Time (UTC) | 1991-07-11 14:56:22 ± 0.2 |
Latitude | 37.5610 ± 0.0118 |
Longitude | 14.4940 ± 0.0219 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 145139 |
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) | 2337.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 170 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
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) | 0.00356 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00583 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 145139 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:15:30 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 145139 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.PZI.Z. | 1991-07-11T14:56:44.80 | 10.0 | undecidable | manual | SG | 144 | 0.6105 | -0.07 | 0.6 | |
--.AU9.Z. | 1991-07-11T14:56:44.95 | 10.0 | undecidable | manual | SG | 117 | 0.6438 | -0.28 | 0.5 | |
--.GIB.Z. | 1991-07-11T14:56:43.56 | 10.0 | undecidable | manual | SG | 319 | 0.555 | 1.15 | 0 | |
--.MEU.Z. | 1991-07-11T14:56:42.00 | 10.0 | undecidable | manual | SG | 149 | 0.5217 | 0.98 | 0 | |
--.MNO.Z. | 1991-07-11T14:56:37.17 | 10.0 | undecidable | manual | SG | 23 | 0.3996 | -0.07 | 0.7 | |
--.AU9.Z. | 1991-07-11T14:56:35.36 | 10.0 | undecidable | manual | PG | 117 | 0.6438 | -0.2 | 1.4 | |
--.PZI.Z. | 1991-07-11T14:56:34.97 | 10.0 | undecidable | manual | PG | 144 | 0.6105 | 0.04 | 1.6 | |
--.MEU.Z. | 1991-07-11T14:56:33.00 | 10.0 | undecidable | manual | PG | 149 | 0.5217 | -0.13 | 1.6 | |
--.GIB.Z. | 1991-07-11T14:56:33.56 | 10.0 | negative | manual | PG | 319 | 0.555 | -0.37 | 2.3 | |
--.MNO.Z. | 1991-07-11T14:56:31.25 | 10.0 | undecidable | manual | PG | 23 | 0.3996 | 0.31 | 1.3 |