A magnitude ML 1.0 earthquake occured in region: 8 km W Montegallo (AP), on
and geographic coordinates (lat, lon) 42.8350, 13.2310 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 | 9 | 1178 | 1701 |
Castelsantangelo sul Nera | MC | 9 | 281 | 1982 |
Montemonaco | AP | 11 | 604 | 2586 |
Norcia | PG | 12 | 4957 | 7543 |
Ussita | MC | 14 | 444 | 7987 |
Montefortino | FM | 15 | 1178 | 9165 |
Accumoli | RI | 16 | 667 | 9832 |
Visso | MC | 16 | 1107 | 10939 |
Acquasanta Terme | AP | 16 | 2916 | 13855 |
Preci | PG | 16 | 724 | 14579 |
Bolognola | MC | 18 | 142 | 14721 |
Amandola | FM | 19 | 3629 | 18350 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-10-06 07:28:24 |
42.8352 | 13.2312 | 13 | 2021-10-06 07:35:00 |
Sala Sismica INGV-Roma | 96282801 |
Field | Value |
---|---|
Time (UTC) | 2021-10-06 07:28:24 ± 0.06 |
Latitude | 42.8352 ± 0.0027 |
Longitude | 13.2312 ± 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 | 96282801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 410 |
Semi-minor axis of confidence ellipse (meter) | 62 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 234 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 51 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34714 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 96282801 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-06 07:35:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SMA1.EHZ. | 2021-10-06T07:28:33.20 | 0.3 | undecidable | manual | S | 159 | 24.2535 | 98 | -0.03 | 74 |
IV.FDMO.HHZ. | 2021-10-06T07:28:33.28 | 0.3 | undecidable | manual | S | 332 | 25.2525 | 97 | -0.21 | 71 |
IV.OFFI.HHZ. | 2021-10-06T07:28:32.33 | 0.3 | undecidable | manual | P | 73 | 38.5281 | 93 | 0.68 | 61 |
IV.FEMA.HNZ. | 2021-10-06T07:28:32.18 | 0.3 | undecidable | manual | S | 314 | 20.3685 | 101 | -0.04 | 74 |
IV.RM33.EHZ. | 2021-10-06T07:28:31.43 | 0.3 | undecidable | manual | P | 182 | 36.2415 | 94 | 0.14 | 71 |
IV.TERO.HHZ. | 2021-10-06T07:28:31.56 | 0.3 | undecidable | manual | P | 128 | 38.4282 | 93 | -0.07 | 72 |
IV.LNSS.HHZ. | 2021-10-06T07:28:30.33 | 0.3 | undecidable | manual | P | 211 | 30.0477 | 95 | -0.02 | 73 |
IV.MTRA.EHZ. | 2021-10-06T07:28:30.81 | 0.3 | undecidable | manual | S | 123 | 16.0728 | 109 | -0.28 | 72 |
IV.GAVE.EHZ. | 2021-10-06T07:28:30.59 | 0.3 | undecidable | manual | P | 240 | 31.6461 | 95 | 0 | 73 |
IV.MMO1.EHZ. | 2021-10-06T07:28:29.56 | 0.3 | undecidable | manual | S | 47 | 10.5783 | 127 | -0.24 | 73 |
IV.NRCA.HHZ. | 2021-10-06T07:28:29.60 | 0.3 | undecidable | manual | S | 269 | 9.4794 | 131 | 0.01 | 76 |
IV.SMA1.EHZ. | 2021-10-06T07:28:29.41 | 0.3 | undecidable | manual | P | 159 | 24.2535 | 98 | -0.04 | 74 |
IV.MC2.EHZ. | 2021-10-06T07:28:29.79 | 0.3 | undecidable | manual | S | 338 | 9.0798 | 133 | 0.28 | 72 |
IV.CSP1.EHZ. | 2021-10-06T07:28:29.99 | 0.3 | undecidable | manual | P | 356 | 28.5492 | 96 | -0.12 | 72 |
IV.FDMO.HHZ. | 2021-10-06T07:28:29.43 | 0.1 | undecidable | manual | P | 332 | 25.2525 | 97 | -0.17 | 95 |
IT.MTCL.HGZ. | 2021-10-06T07:28:29.57 | 0.3 | undecidable | manual | P | 313 | 25.752 | 97 | -0.12 | 72 |
IV.MF5.EHZ. | 2021-10-06T07:28:29.81 | 0.3 | undecidable | manual | P | 48 | 25.1526 | 97 | 0.22 | 71 |
IV.MTRA.EHZ. | 2021-10-06T07:28:28.14 | 0.1 | undecidable | manual | P | 123 | 16.0728 | 109 | -0.08 | 100 |
IV.GUMA.HHZ. | 2021-10-06T07:28:28.12 | 3.0 | undecidable | manual | P | 0 | ||||
IV.FEMA.HNZ. | 2021-10-06T07:28:28.86 | 0.3 | undecidable | manual | P | 314 | 20.3685 | 101 | 0 | 75 |
IV.MMO1.EHZ. | 2021-10-06T07:28:27.38 | 0.1 | undecidable | manual | P | 47 | 10.5783 | 127 | -0.09 | 100 |
IV.NRCA.HHZ. | 2021-10-06T07:28:27.46 | 0.1 | undecidable | manual | P | 269 | 9.4794 | 131 | 0.12 | 100 |
IV.MC2.EHZ. | 2021-10-06T07:28:27.49 | 0.1 | undecidable | manual | P | 338 | 9.0798 | 133 | 0.19 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.2 | 0.00012028065 | 0.096 | AML | other | m | 2021-10-06T07:28:30.94 |
IV.MTRA.EHN. | ML:1.1 | 0.00011599999999999999 | 0.14 | AML | other | m | 2021-10-06T07:28:31.31 |
IV.LNSS.HHE. | ML:1.2 | 0.000065949415 | 0.096 | AML | other | m | 2021-10-06T07:28:35.81 |
IV.LNSS.HHN. | ML:1.0 | 0.000051699999999999996 | 0.12 | AML | other | m | 2021-10-06T07:28:36.08 |
IV.MTRA.HNE. | ML:1.2 | 0.000130593815 | 0.1088 | AML | other | m | 2021-10-06T07:28:30.99 |
IV.MTRA.HNN. | ML:1.2 | 0.000127895635 | 0.1536 | AML | other | m | 2021-10-06T07:28:31.24 |
IV.SMA1.EHE. | ML:0.5 | 0.000020221995 | 0.0832 | AML | other | m | 2021-10-06T07:28:33.57 |
IV.SMA1.EHN. | ML:0.7 | 0.000027772565 | 0.224 | AML | other | m | 2021-10-06T07:28:34.12 |
IV.FDMO.HHE. | ML:0.7 | 0.000028043705 | 0.1216 | AML | other | m | 2021-10-06T07:28:35.58 |
IV.FDMO.HHN. | ML:0.8 | 0.00003498185 | 0.1216 | AML | other | m | 2021-10-06T07:28:35.43 |
IV.CSP1.EHE. | ML:1.3 | 0.000096161495 | 0.224 | AML | other | m | 2021-10-06T07:28:34.74 |
IV.CSP1.EHN. | ML:1.4 | 0.00011090025 | 0.224 | AML | other | m | 2021-10-06T07:28:34.41 |
IV.GAVE.EHE. | ML:1.0 | 0.00004595473 | 0.1792 | AML | other | m | 2021-10-06T07:28:37.49 |
IV.GAVE.EHN. | ML:0.9 | 0.000035799940000000005 | 0.1984 | AML | other | m | 2021-10-06T07:28:36.11 |
IV.RM33.EHE. | ML:0.8 | 0.00002503781 | 0.1792 | AML | other | m | 2021-10-06T07:28:38.57 |
IV.RM33.EHN. | ML:0.7 | 0.00001940137 | 0.2816 | AML | other | m | 2021-10-06T07:28:37.39 |