A magnitude Md 2.5 earthquake occured in region: 6 km SW Ocre (AQ), on
and geographic coordinates (lat, lon) 42.2540, 13.4200 at 17 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 |
---|---|---|---|---|
Ocre | AQ | 6 | 1167 | 1167 |
Rocca di Cambio | AQ | 6 | 533 | 1700 |
Fossa | AQ | 7 | 721 | 2421 |
Lucoli | AQ | 8 | 1011 | 3432 |
Sant'Eusanio Forconese | AQ | 10 | 394 | 3826 |
Rocca di Mezzo | AQ | 10 | 1526 | 5352 |
Villa Sant'Angelo | AQ | 10 | 424 | 5776 |
Tornimparte | AQ | 11 | 3187 | 8963 |
L'Aquila | AQ | 11 | 69753 | 78716 |
San Demetrio ne' Vestini | AQ | 12 | 1854 | 80570 |
Poggio Picenze | AQ | 13 | 1136 | 81706 |
Fagnano Alto | AQ | 13 | 418 | 82124 |
Ovindoli | AQ | 16 | 1227 | 83351 |
Fontecchio | AQ | 16 | 369 | 83720 |
Prata d'Ansidonia | AQ | 16 | 496 | 84216 |
Massa d'Albe | AQ | 16 | 1476 | 85692 |
Barisciano | AQ | 16 | 1828 | 87520 |
Borgorose | RI | 17 | 4591 | 92111 |
Magliano de' Marsi | AQ | 18 | 3690 | 95801 |
Tione degli Abruzzi | AQ | 19 | 310 | 96111 |
Scoppito | AQ | 19 | 3727 | 99838 |
San Pio delle Camere | AQ | 20 | 661 | 100499 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1985-05-20 03:08:18 |
42.254 | 13.42 | 17 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 6699 |
Field | Value |
---|---|
Time (UTC) | 1985-05-20 03:08:18 ± 0.152 |
Latitude | 42.2540 ± 0.0072 |
Longitude | 13.4200 ± 0.0142 |
Depth (km) | 17 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 6699 |
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) | 1411.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 140 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
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) | 0.00089 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00550 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 6699 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:11:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ALP.Z. | 1985-05-20T03:08:38.34 | 10.0 | undecidable | manual | SG | 11 | 0.5328 | 0.11 | 0.7 | |
--.SD1.Z. | 1985-05-20T03:08:31.50 | 10.0 | undecidable | manual | PG | 151 | 0.6105 | -0.06 | 1.2 | |
--.MNS.Z. | 1985-05-20T03:08:30.50 | 10.0 | undecidable | manual | PG | 283 | 0.555 | -0.05 | 1.3 | |
--.ALP.Z. | 1985-05-20T03:08:29.93 | 10.0 | undecidable | manual | PG | 11 | 0.5328 | -0.16 | 1.1 | |
--.AQU.Z. | 1985-05-20T03:08:25.00 | 10.0 | undecidable | manual | SG | 352 | 0.0999 | -0.49 | 0.1 | |
--.AQU.Z. | 1985-05-20T03:08:23.00 | 10.0 | positive | manual | PG | 352 | 0.0999 | 0.27 | 1.6 |