A magnitude ML 1.2 earthquake occured in region: 4 km SW Bisegna (AQ), on
and geographic coordinates (lat, lon) 41.9030, 13.7180 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 |
---|---|---|---|---|
Bisegna | AQ | 4 | 223 | 223 |
Lecce nei Marsi | AQ | 4 | 1702 | 1925 |
Gioia dei Marsi | AQ | 6 | 1989 | 3914 |
Ortucchio | AQ | 8 | 1860 | 5774 |
Villavallelonga | AQ | 9 | 919 | 6693 |
Villalago | AQ | 11 | 568 | 7261 |
Ortona dei Marsi | AQ | 11 | 542 | 7803 |
Collelongo | AQ | 11 | 1233 | 9036 |
Pescasseroli | AQ | 12 | 2203 | 11239 |
Anversa degli Abruzzi | AQ | 13 | 341 | 11580 |
Scanno | AQ | 14 | 1847 | 13427 |
San Benedetto dei Marsi | AQ | 14 | 3909 | 17336 |
Pescina | AQ | 15 | 4133 | 21469 |
Cocullo | AQ | 15 | 230 | 21699 |
Trasacco | AQ | 16 | 6246 | 27945 |
Opi | AQ | 17 | 420 | 28365 |
Balsorano | AQ | 17 | 3569 | 31934 |
Pescosolido | FR | 18 | 1555 | 33489 |
San Vincenzo Valle Roveto | AQ | 18 | 2347 | 35836 |
Bugnara | AQ | 18 | 1125 | 36961 |
Campoli Appennino | FR | 19 | 1725 | 38686 |
Introdacqua | AQ | 19 | 2126 | 40812 |
Collarmele | AQ | 19 | 894 | 41706 |
Prezza | AQ | 20 | 945 | 42651 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.2 | 2021-02-16 16:27:35 |
41.9027 | 13.7185 | 14 | 2021-07-12 16:55:02 |
Bollettino Sismico Italiano INGV | 88276791 |
Field | Value |
---|---|
Time (UTC) | 2021-02-16 16:27:35 ± 0.08 |
Latitude | 41.9027 ± 0.0027 |
Longitude | 13.7185 ± 0.0048 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 88276791 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 377 |
Semi-minor axis of confidence ellipse (meter) | 116 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 71 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.07824 |
Epicentral distance of station farthest from the epicenter (degree) | 0.47664 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 88276791 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-03-19 11:25:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MIDA.HHZ. | 2021-02-16T16:27:52.67 | 0.6 | undecidable | manual | S | 123 | 52.9026 | 94 | 0.33 | 45 |
IV.FAGN.HHZ. | 2021-02-16T16:27:49.30 | 0.6 | undecidable | manual | S | 345 | 41.7249 | 96 | -0.08 | 48 |
IV.CERA.HNN. | 2021-02-16T16:27:49.46 | 0.3 | undecidable | manual | S | 144 | 41.9247 | 96 | 0.04 | 72 |
IV.T0110.HHZ. | 2021-02-16T16:27:48.46 | 0.6 | undecidable | manual | S | 7 | 36.5412 | 97 | 0.46 | 44 |
IV.PTQR.HHZ. | 2021-02-16T16:27:46.31 | 0.6 | undecidable | manual | S | 297 | 29.3484 | 100 | 0.21 | 47 |
IV.LRP.EHN. | 2021-02-16T16:27:46.44 | 0.6 | undecidable | manual | S | 201 | 30.3474 | 99 | 0.08 | 48 |
IV.MIDA.HHZ. | 2021-02-16T16:27:45.08 | 0.1 | undecidable | manual | P | 123 | 52.9026 | 94 | -0.25 | 90 |
IV.RNI2.HNE. | 2021-02-16T16:27:44.04 | 0.3 | undecidable | manual | P | 122 | 42.1245 | 96 | 0.37 | 67 |
IV.POFI.HNE. | 2021-02-16T16:27:43.94 | 0.6 | undecidable | manual | S | 181 | 20.5683 | 108 | 0.13 | 49 |
IV.INTR.HHZ. | 2021-02-16T16:27:43.35 | 0.3 | undecidable | manual | S | 52 | 19.5693 | 110 | -0.2 | 72 |
IV.FAGN.HHZ. | 2021-02-16T16:27:43.10 | 0.6 | undecidable | manual | P | 345 | 41.7249 | 96 | -0.51 | 44 |
IV.CERA.HNN. | 2021-02-16T16:27:43.33 | 0.3 | undecidable | manual | P | 144 | 41.9247 | 96 | -0.31 | 68 |
IV.T0110.HHZ. | 2021-02-16T16:27:42.98 | 0.3 | undecidable | manual | P | 7 | 36.5412 | 97 | 0.17 | 71 |
IT.OPI.HGE. | 2021-02-16T16:27:42.93 | 0.3 | undecidable | manual | S | 147 | 16.7721 | 115 | 0.05 | 76 |
IV.LRP.EHN. | 2021-02-16T16:27:41.75 | 0.1 | undecidable | manual | P | 201 | 30.3474 | 99 | -0.12 | 97 |
IV.VVLD.HHZ. | 2021-02-16T16:27:41.07 | 0.3 | undecidable | manual | S | 245 | 8.6802 | 140 | -0.08 | 76 |
IV.PTQR.HHZ. | 2021-02-16T16:27:41.59 | 0.3 | undecidable | manual | P | 297 | 29.3484 | 100 | -0.13 | 73 |
IV.POFI.HNE. | 2021-02-16T16:27:40.29 | 0.3 | undecidable | manual | P | 181 | 20.5683 | 108 | -0.11 | 74 |
IV.INTR.HHZ. | 2021-02-16T16:27:40.23 | 0.1 | undecidable | manual | P | 52 | 19.5693 | 110 | -0.02 | 100 |
IT.OPI.HGE. | 2021-02-16T16:27:39.96 | 0.1 | undecidable | manual | P | 147 | 16.7721 | 115 | 0.1 | 99 |
IV.VVLD.HHZ. | 2021-02-16T16:27:38.98 | 0.1 | undecidable | manual | P | 245 | 8.6802 | 140 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VVLD.HHN. | ML:1.3 | 0.00019282959999999998 | 0.1408 | AML | other | m | 2021-02-16T16:27:41.21 |
IV.VVLD.HNN. | ML:1.3 | 0.00020574179999999998 | 0.1408 | AML | other | m | 2021-02-16T16:27:41.22 |
IV.VVLD.HHE. | ML:1.3 | 0.00019308794499999998 | 0.128 | AML | other | m | 2021-02-16T16:27:41.25 |
IV.VVLD.HNE. | ML:1.2 | 0.00017574684 | 0.1024 | AML | other | m | 2021-02-16T16:27:41.25 |
IV.INTR.HHN. | ML:1.0 | 0.00007678312 | 0.1024 | AML | other | m | 2021-02-16T16:27:45.29 |
IV.INTR.HHE. | ML:1.0 | 0.00007352349 | 0.32 | AML | other | m | 2021-02-16T16:27:44.97 |