A magnitude Md 2.5 earthquake occured in region: 4 km W Acquasanta Terme (AP), on
and geographic coordinates (lat, lon) 42.7790, 13.3690 at 14 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 |
---|---|---|---|---|
Acquasanta Terme | AP | 4 | 2916 | 2916 |
Arquata del Tronto | AP | 6 | 1178 | 4094 |
Montegallo | AP | 8 | 523 | 4617 |
Valle Castellana | TE | 12 | 977 | 5594 |
Roccafluvione | AP | 13 | 2010 | 7604 |
Accumoli | RI | 14 | 667 | 8271 |
Montemonaco | AP | 14 | 604 | 8875 |
Venarotta | AP | 15 | 2066 | 10941 |
Palmiano | AP | 15 | 196 | 11137 |
Rocca Santa Maria | TE | 17 | 537 | 11674 |
Amatrice | RI | 18 | 2657 | 14331 |
Montefortino | FM | 18 | 1178 | 15509 |
Ascoli Piceno | AP | 19 | 49407 | 64916 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1985-05-08 13:45:58 |
42.779 | 13.369 | 14 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 6039 |
Field | Value |
---|---|
Time (UTC) | 1985-05-08 13:45:58 ± 0.181 |
Latitude | 42.7790 ± 0.0116 |
Longitude | 13.3690 ± 0.0167 |
Depth (km) | 14 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 6039 |
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) | 1880.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 111 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00130 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01198 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 6039 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:10:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AR1.Z. | 1985-05-08T13:46:26.00 | 10.0 | undecidable | manual | SG | 336 | 0.777 | 0.63 | 0.3 | |
--.CH1.Z. | 1985-05-08T13:46:22.50 | 10.0 | undecidable | manual | PN | 309 | 1.332 | 0.29 | 0.9 | |
--.MNS.Z. | 1985-05-08T13:46:20.80 | 10.0 | undecidable | manual | SG | 232 | 0.6327 | -0.02 | 0.7 | |
--.AS1.Z. | 1985-05-08T13:46:19.50 | 10.0 | undecidable | manual | SG | 298 | 0.5883 | 0.13 | 0.7 | |
--.SD1.Z. | 1985-05-08T13:46:19.50 | 10.0 | undecidable | manual | PN | 163 | 1.11 | 0.32 | 1 | |
--.CM2.Z. | 1985-05-08T13:46:15.20 | 10.0 | undecidable | manual | SG | 338 | 0.444 | 0.64 | 0.5 | |
--.AR1.Z. | 1985-05-08T13:46:13.00 | 10.0 | undecidable | manual | PG | 336 | 0.777 | -0.91 | 0.3 | |
--.PO9.Z. | 1985-05-08T13:46:13.50 | 10.0 | undecidable | manual | SG | 237 | 0.3663 | 1.2 | 0 | |
--.MNS.Z. | 1985-05-08T13:46:10.80 | 10.0 | undecidable | manual | PG | 232 | 0.6327 | -0.48 | 1.1 | |
--.AS1.Z. | 1985-05-08T13:46:10.00 | 10.0 | undecidable | manual | PG | 298 | 0.5883 | -0.45 | 1.2 | |
--.PO9.Z. | 1985-05-08T13:46:07.00 | 10.0 | undecidable | manual | PG | 237 | 0.3663 | 0.63 | 0.8 | |
--.CM2.Z. | 1985-05-08T13:46:07.50 | 10.0 | positive | manual | PG | 338 | 0.444 | -0.17 | 3.2 | |
--.AQU.Z. | 1985-05-08T13:46:06.50 | 10.0 | undecidable | manual | PG | 176 | 0.4218 | -0.8 | 0.5 | |
--.ALP.Z. | 1985-05-08T13:46:05.90 | 10.0 | undecidable | manual | SG | 89 | 0.1443 | 0.56 | 0.6 | |
--.ALP.Z. | 1985-05-08T13:46:02.40 | 10.0 | undecidable | manual | PG | 89 | 0.1443 | 0.05 | 3.4 |