A magnitude ML 1.0 earthquake occured in region: 8 km W Montegallo (AP), on
and geographic coordinates (lat, lon) 42.8320, 13.2340 at 13 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 | 8 | 523 | 523 |
Arquata del Tronto | AP | 8 | 1178 | 1701 |
Castelsantangelo sul Nera | MC | 10 | 281 | 1982 |
Montemonaco | AP | 11 | 604 | 2586 |
Norcia | PG | 12 | 4957 | 7543 |
Ussita | MC | 15 | 444 | 7987 |
Accumoli | RI | 15 | 667 | 8654 |
Montefortino | FM | 15 | 1178 | 9832 |
Acquasanta Terme | AP | 16 | 2916 | 12748 |
Visso | MC | 16 | 1107 | 13855 |
Preci | PG | 17 | 724 | 14579 |
Bolognola | MC | 18 | 142 | 14721 |
Amandola | FM | 19 | 3629 | 18350 |
Palmiano | AP | 20 | 196 | 18546 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-12-15 14:46:45 |
42.8323 | 13.2343 | 13 | 2020-12-15 15:00:27 |
Sala Sismica INGV-Roma | 85447301 |
Field | Value |
---|---|
Time (UTC) | 2020-12-15 14:46:45 ± 0.1 |
Latitude | 42.8323 ± 0.0045 |
Longitude | 13.2343 ± 0.0049 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 85447301 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 442 |
Semi-minor axis of confidence ellipse (meter) | 231 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 204 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 77 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26980 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 85447301 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-15 15:00:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PTQR.HHZ. | 2020-12-15T14:47:09.83 | 3.0 | undecidable | manual | S | -4.52 | 0 | |||
IV.LNSS.HHZ. | 2020-12-15T14:46:56.06 | 0.3 | undecidable | manual | S | 212 | 29.9478 | 97 | 0.09 | 72 |
IV.TRE1.HNZ. | 2020-12-15T14:46:56.22 | 3.0 | positive | manual | P | 0.64 | 0 | |||
IV.SMA1.EHZ. | 2020-12-15T14:46:54.24 | 0.1 | undecidable | manual | S | 160 | 23.8539 | 100 | -0.11 | 97 |
IT.MTCL.HGZ. | 2020-12-15T14:46:54.68 | 0.3 | undecidable | manual | S | 313 | 26.1516 | 99 | -0.28 | 70 |
IV.MTRA.EHZ. | 2020-12-15T14:46:52.11 | 0.3 | undecidable | manual | S | 122 | 15.6732 | 114 | -0.14 | 74 |
IV.CESI.HHZ. | 2020-12-15T14:46:52.16 | 3.0 | positive | manual | P | 0.04 | 0 | |||
IV.TERO.HHZ. | 2020-12-15T14:46:52.90 | 3.0 | undecidable | manual | P | -0.06 | 0 | |||
IV.MMO1.EHZ. | 2020-12-15T14:46:51.05 | 0.3 | undecidable | manual | S | 45 | 10.5783 | 130 | -0.04 | 75 |
IV.CSP1.EHZ. | 2020-12-15T14:46:51.35 | 3.0 | negative | manual | P | -0.17 | 0 | |||
IV.LNSS.HHZ. | 2020-12-15T14:46:51.76 | 3.0 | undecidable | manual | P | 212 | 29.9478 | 97 | 0.23 | 0 |
IV.MC2.EHZ. | 2020-12-15T14:46:51.10 | 0.3 | undecidable | manual | S | 337 | 9.4794 | 134 | 0.22 | 73 |
IV.FDMO.HHZ. | 2020-12-15T14:46:50.77 | 3.0 | undecidable | manual | P | -0.2 | 0 | |||
IT.MTCL.HGZ. | 2020-12-15T14:46:50.87 | 0.3 | undecidable | manual | P | 313 | 26.1516 | 99 | -0.08 | 73 |
IV.NRCA.HHZ. | 2020-12-15T14:46:50.75 | 0.3 | undecidable | manual | S | 271 | 9.7791 | 133 | -0.18 | 74 |
IV.SMA1.EHZ. | 2020-12-15T14:46:50.60 | 0.3 | undecidable | manual | P | 160 | 23.8539 | 100 | 0 | 74 |
IV.MTRA.EHZ. | 2020-12-15T14:46:49.46 | 1.0 | undecidable | manual | P | 122 | 15.6732 | 114 | 0.08 | 25 |
IV.NRCA.HHZ. | 2020-12-15T14:46:48.70 | 0.1 | undecidable | manual | P | 271 | 9.7791 | 133 | 0.08 | 100 |
IV.MC2.EHZ. | 2020-12-15T14:46:48.82 | 0.3 | undecidable | manual | P | 337 | 9.4794 | 134 | 0.22 | 73 |
IV.MMO1.EHZ. | 2020-12-15T14:46:48.83 | 0.1 | undecidable | manual | P | 45 | 10.5783 | 130 | 0.11 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.7 | 0.0004907027 | 0.1408 | AML | other | m | 2020-12-15T14:46:50.96 |
IV.NRCA.HHN. | ML:1.5 | 0.0003215537 | 0.0768 | AML | other | m | 2020-12-15T14:46:50.97 |
IV.NRCA.HNE. | ML:1.7 | 0.0004876508 | 0.1472 | AML | other | m | 2020-12-15T14:46:50.89 |
IV.NRCA.HNN. | ML:1.4 | 0.00028199450000000005 | 0.0896 | AML | other | m | 2020-12-15T14:46:50.97 |
IV.MTRA.EHE. | ML:1.1 | 0.00009389368000000001 | 0.1984 | AML | other | m | 2020-12-15T14:46:52.37 |
IV.MTRA.EHN. | ML:1.0 | 0.000090491875 | 0.16 | AML | other | m | 2020-12-15T14:46:52.69 |
IV.MTRA.HNE. | ML:0.9 | 0.00005948502999999999 | 0.1152 | AML | other | m | 2020-12-15T14:46:52.44 |
IV.MTRA.HNN. | ML:1.1 | 0.000105145765 | 0.1728 | AML | other | m | 2020-12-15T14:46:52.69 |
IV.SMA1.EHE. | ML:0.4 | 0.000014012433500000002 | 0.096 | AML | other | m | 2020-12-15T14:46:54.95 |
IV.SMA1.EHN. | ML:0.2 | 0.000010196346 | 0.0576 | AML | other | m | 2020-12-15T14:46:55.37 |
IV.FDMO.HHE. | ML:0.8 | 0.00003509925 | 0.224 | AML | other | m | 2020-12-15T14:46:54.84 |
IV.FDMO.HHN. | ML:1.0 | 0.000053944995000000006 | 0.1792 | AML | other | m | 2020-12-15T14:46:54.92 |
IV.CSP1.EHE. | ML:0.9 | 0.000037789755 | 0.1792 | AML | other | m | 2020-12-15T14:46:55.98 |
IV.CSP1.EHN. | ML:0.7 | 0.00002725325 | 0.0768 | AML | other | m | 2020-12-15T14:46:57.18 |
IV.CESI.HHE. | ML:0.7 | 0.000021356533499999996 | 0.0768 | AML | other | m | 2020-12-15T14:46:57.10 |
IV.CESI.HHN. | ML:1.0 | 0.000044645000000000004 | 0.1152 | AML | other | m | 2020-12-15T14:46:57.09 |
IV.TERO.HHE. | ML:0.9 | 0.000030208470000000002 | 0.0832 | AML | other | m | 2020-12-15T14:46:58.65 |
IV.TERO.HHN. | ML:1.0 | 0.000036538835 | 0.1408 | AML | other | m | 2020-12-15T14:46:58.48 |