A magnitude ML 1.3 earthquake occured in region: 6 km W Montegallo (AP), on
and geographic coordinates (lat, lon) 42.8440, 13.2580 at 10 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|
Montegallo | AP | 6 | 523 | 523 |
Arquata del Tronto | AP | 8 | 1178 | 1701 |
Montemonaco | AP | 9 | 604 | 2305 |
Castelsantangelo sul Nera | MC | 10 | 281 | 2586 |
Montefortino | FM | 13 | 1178 | 3764 |
Norcia | PG | 15 | 4957 | 8721 |
Acquasanta Terme | AP | 15 | 2916 | 11637 |
Ussita | MC | 15 | 444 | 12081 |
Accumoli | RI | 17 | 667 | 12748 |
Visso | MC | 17 | 1107 | 13855 |
Bolognola | MC | 17 | 142 | 13997 |
Amandola | FM | 17 | 3629 | 17626 |
Palmiano | AP | 18 | 196 | 17822 |
Roccafluvione | AP | 18 | 2010 | 19832 |
Comunanza | AP | 18 | 3166 | 22998 |
Preci | PG | 18 | 724 | 23722 |
Venarotta | AP | 20 | 2066 | 25788 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-10-20 05:09:41 |
42.8437 | 13.2585 | 11 | 2021-10-20 05:18:46 |
Sala Sismica INGV-Roma | 96786411 |
Field | Value |
---|---|
Time (UTC) | 2021-10-20 05:09:41 ± 0.08 |
Latitude | 42.8437 ± 0.0072 |
Longitude | 13.2585 ± 0.0086 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 96786411 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 918 |
Semi-minor axis of confidence ellipse (meter) | 458 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 320 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 920.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 119 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28868 |
Number of stations at which the event was observed | 27 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 96786411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-20 05:18:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIZZ.HHZ. | 2021-10-20T05:11:20.21 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.SCHR.EHZ. | 2021-10-20T05:11:06.74 | 3.0 | undecidable | manual | Sg | 2.03 | 0 | |||
IV.NOCI.HHZ. | 2021-10-20T05:11:01.22 | 3.0 | undecidable | manual | Sg | -5.16 | 0 | |||
IV.IMTC.HHZ. | 2021-10-20T05:10:45.72 | 3.0 | undecidable | manual | Sg | 7.07 | 0 | |||
IV.CADC.EHZ. | 2021-10-20T05:10:37.58 | 3.0 | undecidable | manual | Pg | 3.12 | 0 | |||
IV.SENA.HHZ. | 2021-10-20T05:10:34.68 | 3.0 | undecidable | manual | Pn | -3.05 | 0 | |||
IV.BRSN.EHZ. | 2021-10-20T05:10:31.80 | 3.0 | undecidable | manual | Sg | -3.43 | 0 | |||
IV.GRIS.EHZ. | 2021-10-20T05:10:29.48 | 3.0 | undecidable | manual | Pg | -1.06 | 0 | |||
IV.SBPO.HNZ. | 2021-10-20T05:10:27.95 | 3.0 | negative | manual | Pg | 2.81 | 0 | |||
IV.SGG.HHZ. | 2021-10-20T05:10:27.30 | 3.0 | undecidable | manual | Sg | 2.93 | 0 | |||
IV.CPGN.EHZ. | 2021-10-20T05:10:25.84 | 3.0 | undecidable | manual | Sg | 2.22 | 0 | |||
IV.SGO.HHZ. | 2021-10-20T05:10:16.75 | 3.0 | positive | manual | Pg | -1.16 | 0 | |||
IV.PZUN.HHZ. | 2021-10-20T05:10:16.48 | 3.0 | positive | manual | Pg | -3.18 | 0 | |||
IV.NOCI.HHZ. | 2021-10-20T05:10:12.78 | 3.0 | negative | manual | Pn | -9.99 | 0 | |||
IV.SRES.HHZ. | 2021-10-20T05:10:11.92 | 3.0 | undecidable | manual | Sn | -1.97 | 0 | |||
IX.RSF3.HHZ.02 | 2021-10-20T05:09:59.98 | 3.0 | undecidable | manual | Pn | -9.99 | 0 | |||
IV.LNSS.HHZ. | 2021-10-20T05:09:52.93 | 0.3 | undecidable | manual | S | 214 | 32.0457 | 50 | 0.23 | 69 |
IT.FOPC.HGZ. | 2021-10-20T05:09:51.73 | 3.0 | positive | manual | Pg | -0.93 | 0 | |||
IV.MF5.EHZ. | 2021-10-20T05:09:50.32 | 0.3 | undecidable | manual | S | 46 | 22.8549 | 50 | 0.08 | 73 |
IV.SMA1.EHZ. | 2021-10-20T05:09:50.97 | 0.3 | undecidable | manual | S | 165 | 24.4533 | 50 | 0.31 | 69 |
IV.LNSS.HHZ. | 2021-10-20T05:09:47.60 | 0.6 | negative | manual | P | 214 | 32.0457 | 50 | -0.38 | 45 |
IV.NRCA.HHZ. | 2021-10-20T05:09:47.02 | 0.3 | undecidable | manual | S | 265 | 11.7771 | 132 | 0.02 | 75 |
IV.SMA1.EHZ. | 2021-10-20T05:09:46.43 | 0.6 | positive | manual | P | 165 | 24.4533 | 50 | -0.38 | 46 |
IV.MMO1.EHZ. | 2021-10-20T05:09:46.31 | 0.1 | undecidable | manual | S | 42 | 8.2806 | 142 | 0.14 | 98 |
IV.MC2.EHZ. | 2021-10-20T05:09:46.70 | 0.3 | undecidable | manual | S | 323 | 9.3795 | 138 | 0.29 | 71 |
IV.CSP1.EHZ. | 2021-10-20T05:09:46.43 | 3.0 | positive | manual | Pg | -1.03 | 0 | |||
IV.MF5.EHZ. | 2021-10-20T05:09:46.37 | 0.6 | negative | manual | P | 46 | 22.8549 | 50 | -0.19 | 47 |
IV.GUMA.HHZ. | 2021-10-20T05:09:46.38 | 3.0 | positive | manual | Pg | 0.6 | 0 | |||
IV.MML1.EHZ. | 2021-10-20T05:09:45.75 | 3.0 | positive | manual | P | -4.53 | 0 | |||
IV.RM33.EHZ. | 2021-10-20T05:09:45.50 | 3.0 | undecidable | manual | Pn | 0 | ||||
IV.NRCA.HHZ. | 2021-10-20T05:09:44.54 | 0.1 | negative | manual | P | 265 | 11.7771 | 132 | -0.15 | 98 |
IV.MMO1.EHZ. | 2021-10-20T05:09:44.03 | 0.1 | undecidable | manual | P | 42 | 8.2806 | 142 | -0.18 | 98 |
IV.MC2.EHZ. | 2021-10-20T05:09:44.30 | 0.1 | undecidable | manual | P | 323 | 9.3795 | 138 | -0.05 | 100 |
IV.FDMO.HHZ. | 2021-10-20T05:09:43.46 | 3.0 | positive | manual | P | -4.75 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.4 | 0.0002985 | 0.08 | AML | other | m | 2021-10-20T05:09:47.16 |
IV.NRCA.HHE. | ML:1.3 | 0.0002345 | 1.24 | AML | other | m | 2021-10-20T05:09:47.11 |
IV.FDMO.HHN. | ML:1.1 | 0.00007384999999999999 | 1.78 | AML | other | m | 2021-10-20T05:09:50.95 |
IV.FDMO.HHE. | ML:0.8 | 0.00004055 | 1.78 | AML | other | m | 2021-10-20T05:09:50.98 |
IV.GUMA.HHE. | ML:1.1 | 0.0000737 | 0.2 | AML | other | m | 2021-10-20T05:09:50.72 |
IV.GUMA.HHN. | ML:1.1 | 0.00006925 | 0.5 | AML | other | m | 2021-10-20T05:09:53.23 |
IV.SRES.HHN. | ML:1.9 | 0.00010085 | 1.6 | AML | other | m | 2021-10-20T05:10:03.08 |
IV.SRES.HHE. | ML:1.9 | 0.00009105 | 0.38 | AML | other | m | 2021-10-20T05:10:04.60 |