A magnitude ML 0.4 earthquake occured in region: 3 km W Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7080, 13.2190 at 9 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 |
---|---|---|---|---|
Accumoli | RI | 3 | 667 | 667 |
Arquata del Tronto | AP | 10 | 1178 | 1845 |
Amatrice | RI | 10 | 2657 | 4502 |
Cittareale | RI | 11 | 482 | 4984 |
Norcia | PG | 14 | 4957 | 9941 |
Cascia | PG | 17 | 3217 | 13158 |
Acquasanta Terme | AP | 17 | 2916 | 16074 |
Montegallo | AP | 18 | 523 | 16597 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.5
ML 0.4 |
2011-05-14 01:18:40 |
42.708 | 13.219 | 9 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 1212879 |
Field | Value |
---|---|
Time (UTC) | 2011-05-14 01:18:40 ± 0.04 |
Latitude | 42.7080 ± 0.0009 |
Longitude | 13.2190 ± 0.0012 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 1212879 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 95 |
Semi-minor axis of confidence ellipse (meter) | 29 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 235 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 141.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 164 |
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) | 0.03 |
Epicentral distance of station closest to the epicenter (degree) | 0.11511 |
Epicentral distance of station farthest from the epicenter (degree) | 0.16817 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 1212879 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 23:46:10 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.0 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 1212879 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 23:46:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LNSS.HHN. | 2011-05-14T01:18:47.69 | 0.3 | undecidable | manual | Sg | 231 | 18.6702 | 0.02 | 74 | |
IV.NRCA.HHN. | 2011-05-14T01:18:46.93 | 0.1 | undecidable | manual | Sg | 328 | 16.3725 | -0.005 | 100 | |
IV.SMA1.EHZ. | 2011-05-14T01:18:45.87 | 0.3 | undecidable | manual | Sg | 132 | 12.7761 | -0.012 | 75 | |
IV.NRCA.HHN. | 2011-05-14T01:18:44.23 | 0.1 | undecidable | manual | Pg | 328 | 16.3725 | 0.009 | 100 | |
IV.LNSS.HHN. | 2011-05-14T01:18:44.62 | 0.1 | undecidable | manual | Pg | 231 | 18.6702 | -0.025 | 99 | |
IV.SMA1.EHZ. | 2011-05-14T01:18:43.63 | 0.1 | undecidable | manual | Pg | 132 | 12.7761 | 0.017 | 100 |