A magnitude Md 2.2 earthquake occured in region: 1 km SW Alimena (PA), on
and geographic coordinates (lat, lon) 37.6880, 14.1090 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 |
---|---|---|---|---|
Alimena | PA | 1 | 2032 | 2032 |
Bompietro | PA | 7 | 1401 | 3433 |
Resuttano | CL | 7 | 2038 | 5471 |
Blufi | PA | 8 | 1029 | 6500 |
Castellana Sicula | PA | 12 | 3411 | 9911 |
Petralia Soprana | PA | 12 | 3360 | 13271 |
Villarosa | EN | 12 | 4937 | 18208 |
Santa Caterina Villarmosa | CL | 13 | 5388 | 23596 |
Petralia Sottana | PA | 13 | 2821 | 26417 |
Gangi | PA | 15 | 6811 | 33228 |
Polizzi Generosa | PA | 17 | 3407 | 36635 |
Calascibetta | EN | 18 | 4528 | 41163 |
Marianopoli | CL | 20 | 1906 | 43069 |
Geraci Siculo | PA | 20 | 1945 | 45014 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1990-05-31 14:05:09 |
37.688 | 14.109 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 120179 |
Field | Value |
---|---|
Time (UTC) | 1990-05-31 14:05:09 ± 0.338 |
Latitude | 37.6880 ± 0.0193 |
Longitude | 14.1090 ± 0.0290 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 120179 |
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) | 3333.5 |
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 | 8 |
Number of defining phases | 8 |
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) | 0.00275 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00826 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 120179 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:51:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.PZI.Z. | 1990-05-31T14:05:41.00 | 10.0 | undecidable | manual | SG | 133 | 0.9213 | -0.09 | 0.6 | |
--.MNO.Z. | 1990-05-31T14:05:29.00 | 10.0 | undecidable | manual | SG | 61 | 0.5217 | 0.56 | 0.5 | |
--.FAI.Z. | 1990-05-31T14:05:28.50 | 10.0 | undecidable | manual | SG | 219 | 0.5439 | -0.57 | 0.5 | |
--.PZI.Z. | 1990-05-31T14:05:26.50 | 10.0 | undecidable | manual | PG | 133 | 0.9213 | -1.34 | 0.4 | |
--.FAI.Z. | 1990-05-31T14:05:22.00 | 10.0 | undecidable | manual | PG | 219 | 0.5439 | 1.11 | 0.8 | |
--.MNO.Z. | 1990-05-31T14:05:21.00 | 10.0 | undecidable | manual | PG | 61 | 0.5217 | 0.47 | 1.4 | |
--.GIB.Z. | 1990-05-31T14:05:20.00 | 10.0 | undecidable | manual | SG | 347 | 0.3108 | -1.54 | 0.1 | |
--.GIB.Z. | 1990-05-31T14:05:16.50 | 10.0 | positive | manual | PG | 347 | 0.3108 | -0.05 | 3.7 |