A magnitude ML 1.0 earthquake occured in region: 4 km NE L'Aquila (AQ), on
and geographic coordinates (lat, lon) 42.3760, 13.4380 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 |
---|---|---|---|---|
L'Aquila | AQ | 4 | 69753 | 69753 |
Fossa | AQ | 10 | 721 | 70474 |
Poggio Picenze | AQ | 11 | 1136 | 71610 |
Ocre | AQ | 11 | 1167 | 72777 |
Sant'Eusanio Forconese | AQ | 12 | 394 | 73171 |
Lucoli | AQ | 12 | 1011 | 74182 |
Pizzoli | AQ | 14 | 4326 | 78508 |
Barisciano | AQ | 14 | 1828 | 80336 |
San Demetrio ne' Vestini | AQ | 14 | 1854 | 82190 |
Villa Sant'Angelo | AQ | 14 | 424 | 82614 |
Tornimparte | AQ | 15 | 3187 | 85801 |
Scoppito | AQ | 15 | 3727 | 89528 |
Barete | AQ | 15 | 737 | 90265 |
Rocca di Cambio | AQ | 16 | 533 | 90798 |
Prata d'Ansidonia | AQ | 18 | 496 | 91294 |
Fagnano Alto | AQ | 18 | 418 | 91712 |
Santo Stefano di Sessanio | AQ | 18 | 111 | 91823 |
Pietracamela | TE | 19 | 271 | 92094 |
Crognaleto | TE | 20 | 1297 | 93391 |
Capitignano | AQ | 20 | 665 | 94056 |
Cagnano Amiterno | AQ | 20 | 1369 | 95425 |
Rocca di Mezzo | AQ | 20 | 1526 | 96951 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.7
ML 1.0 |
2009-04-01 20:03:28 |
42.376 | 13.438 | 9 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 753819 |
Field | Value |
---|---|
Time (UTC) | 2009-04-01 20:03:28 ± 0.11 |
Latitude | 42.3760 ± 0.0027 |
Longitude | 13.4380 ± 0.0073 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 753819 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 647 |
Semi-minor axis of confidence ellipse (meter) | 335 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 106 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 670.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 163 |
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) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.03417 |
Epicentral distance of station farthest from the epicenter (degree) | 0.51531 |
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 | 1.0 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 753819 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:15:12 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 753819 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:15:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | 2009-04-01T20:03:46.61 | 0.6 | undecidable | manual | Sg | 333 | 57.1983 | -0.229 | 44 | |
IV.NRCA.HHE. | 2009-04-01T20:03:39.39 | 0.3 | undecidable | manual | Pg | 333 | 57.1983 | 0.243 | 66 | |
IV.FAGN.HHE. | 2009-04-01T20:03:35.41 | 0.3 | undecidable | manual | Sg | 136 | 17.1717 | 0.055 | 73 | |
IV.FAGN.HHE. | 2009-04-01T20:03:32.40 | 0.3 | undecidable | manual | Pg | 136 | 17.1717 | -0.117 | 72 | |
MN.AQU.HHZ. | 2009-04-01T20:03:32.05 | 0.3 | undecidable | manual | Sg | 230 | 3.7962 | 0.034 | 75 | |
MN.AQU.HHZ. | 2009-04-01T20:03:30.53 | 0.1 | undecidable | manual | Pg | 230 | 3.7962 | -0.056 | 100 |