A magnitude ML 1.8 earthquake occured in region: 4 km NW L'Aquila (AQ), on
and geographic coordinates (lat, lon) 42.3760, 13.3640 at 11 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 |
Scoppito | AQ | 9 | 3727 | 73480 |
Pizzoli | AQ | 9 | 4326 | 77806 |
Lucoli | AQ | 10 | 1011 | 78817 |
Tornimparte | AQ | 11 | 3187 | 82004 |
Barete | AQ | 11 | 737 | 82741 |
Ocre | AQ | 14 | 1167 | 83908 |
Fossa | AQ | 14 | 721 | 84629 |
Cagnano Amiterno | AQ | 15 | 1369 | 85998 |
Poggio Picenze | AQ | 16 | 1136 | 87134 |
Sant'Eusanio Forconese | AQ | 16 | 394 | 87528 |
Capitignano | AQ | 17 | 665 | 88193 |
Villa Sant'Angelo | AQ | 19 | 424 | 88617 |
Rocca di Cambio | AQ | 19 | 533 | 89150 |
San Demetrio ne' Vestini | AQ | 19 | 1854 | 91004 |
Montereale | AQ | 19 | 2581 | 93585 |
Barisciano | AQ | 20 | 1828 | 95413 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2009-04-06 18:46:50 |
42.376 | 13.364 | 11 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 762039 |
Field | Value |
---|---|
Time (UTC) | 2009-04-06 18:46:50 ± 0.1 |
Latitude | 42.3760 ± 0.0027 |
Longitude | 13.3640 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 762039 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 526 |
Semi-minor axis of confidence ellipse (meter) | 105 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 45 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 424.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 99 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.49283 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 762039 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:24:44 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NRCA.SHZ. | 2009-04-06T18:47:07.41 | 0.1 | undecidable | manual | Sg | 338 | 54.7008 | 0.219 | 89 | |
IV.VCEL.EHE. | 2009-04-06T18:47:03.35 | 0.6 | undecidable | manual | Sg | 87 | 39.1275 | 0.313 | 45 | |
IV.PTQR.SHZ. | 2009-04-06T18:47:02.49 | 0.1 | undecidable | manual | Sg | 176 | 39.4272 | -0.63 | 84 | |
IV.TERO.HHE. | 2009-04-06T18:47:01.25 | 0.1 | undecidable | manual | Sg | 36 | 33.6441 | -0.333 | 88 | |
IV.NRCA.SHZ. | 2009-04-06T18:46:59.88 | 0.1 | undecidable | manual | Pg | 338 | 54.7008 | -0.1 | 90 | |
IV.FAGN.HHE. | 2009-04-06T18:46:58.62 | 0.3 | undecidable | manual | Sg | 124 | 21.867 | 0.197 | 71 | |
IV.FIAM.HHZ. | 2009-04-06T18:46:58.77 | 0.1 | undecidable | manual | Sg | 239 | 23.5542 | -0.105 | 98 | |
IV.VCEL.EHE. | 2009-04-06T18:46:58.19 | 0.6 | undecidable | manual | Pg | 87 | 39.1275 | 0.6 | 42 | |
.CAMP.---. | 2009-04-06T18:46:57.43 | 0.3 | undecidable | manual | Sg | 12 | 18.0708 | 0.009 | 73 | |
IV.PTQR.SHZ. | 2009-04-06T18:46:57.31 | 1.0 | undecidable | manual | Pg | 176 | 39.4272 | -0.323 | 23 | |
IV.TERO.HHE. | 2009-04-06T18:46:56.76 | 0.1 | undecidable | manual | Pg | 36 | 33.6441 | 0.011 | 95 | |
IV.FIAM.HHZ. | 2009-04-06T18:46:55.29 | 0.1 | undecidable | manual | Pg | 239 | 23.5542 | 0.103 | 94 | |
IV.FAGN.HHE. | 2009-04-06T18:46:55.15 | 0.1 | undecidable | manual | Pg | 124 | 21.867 | 0.227 | 94 | |
.CAMP.---. | 2009-04-06T18:46:54.78 | 0.1 | undecidable | manual | Pg | 12 | 18.0708 | 0.437 | 91 | |
MN.AQU.HHE. | 2009-04-06T18:46:53.79 | 0.1 | undecidable | manual | Sg | 129 | 3.996 | -0.441 | 92 | |
MN.AQU.HHE. | 2009-04-06T18:46:52.55 | 0.1 | negative | manual | Pg | 129 | 3.996 | 0.045 | 100 | |
IV.VVLD.HHZ. | 2009-04-06T18:46:06.65 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.INTR.HHN. | 2009-04-06T18:46:06.76 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.VVLD.HHZ. | 2009-04-06T18:46:02.47 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.FG5.SHZ. | 2009-04-06T18:45:44.08 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |