A magnitude ML 1.1 earthquake occured in region: 1 km E Ussita (MC), on
and geographic coordinates (lat, lon) 42.9430, 13.1460 at 8 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 |
---|---|---|---|---|
Ussita | MC | 1 | 444 | 444 |
Visso | MC | 5 | 1107 | 1551 |
Castelsantangelo sul Nera | MC | 5 | 281 | 1832 |
Bolognola | MC | 9 | 142 | 1974 |
Acquacanina | MC | 10 | 121 | 2095 |
Fiastra | MC | 10 | 559 | 2654 |
Preci | PG | 11 | 724 | 3378 |
Fiordimonte | MC | 11 | 202 | 3580 |
Monte Cavallo | MC | 13 | 145 | 3725 |
Pieve Torina | MC | 14 | 1458 | 5183 |
Pievebovigliana | MC | 14 | 866 | 6049 |
Montemonaco | AP | 16 | 604 | 6653 |
Montefortino | FM | 16 | 1178 | 7831 |
Sarnano | MC | 16 | 3264 | 11095 |
Norcia | PG | 17 | 4957 | 16052 |
Muccia | MC | 18 | 915 | 16967 |
Amandola | FM | 18 | 3629 | 20596 |
Sellano | PG | 19 | 1079 | 21675 |
Montegallo | AP | 19 | 523 | 22198 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-12-27 21:09:51 |
42.9432 | 13.1457 | 8 | 2021-12-27 22:01:57 |
Sala Sismica INGV-Roma | 99067381 |
Field | Value |
---|---|
Time (UTC) | 2021-12-27 21:09:51 ± 0.11 |
Latitude | 42.9432 ± 0.0045 |
Longitude | 13.1457 ± 0.0074 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 99067381 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 566 |
Semi-minor axis of confidence ellipse (meter) | 336 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 210 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 570.0 |
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 | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.04497 |
Epicentral distance of station farthest from the epicenter (degree) | 0.57377 |
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 | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 99067381 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-27 22:01:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2021-12-27T21:10:12.24 | 0.1 | undecidable | manual | P | 63.6918 | 9.08 | 0 | ||
IV.ASSB.HHZ. | 2021-12-27T21:10:05.29 | 0.3 | undecidable | manual | S | 286 | 41.0256 | 50 | -0.35 | 66 |
IV.CESI.HHZ. | 2021-12-27T21:09:59.66 | 0.3 | undecidable | manual | S | 289 | 20.7681 | 110 | 0.49 | 66 |
IV.ASSB.HHZ. | 2021-12-27T21:09:59.36 | 0.1 | undecidable | manual | P | 286 | 41.0256 | 50 | -0.3 | 89 |
IV.GAVE.EHZ. | 2021-12-27T21:09:58.59 | 0.6 | positive | manual | P | 216 | 34.5432 | 103 | 0.01 | 48 |
IV.CSP1.EHZ. | 2021-12-27T21:09:57.72 | 0.3 | undecidable | manual | S | 16 | 17.1717 | 114 | -0.31 | 69 |
IV.MF5.EHZ. | 2021-12-27T21:09:57.41 | 0.1 | undecidable | manual | P | 79 | 25.9518 | 107 | 0.48 | 88 |
IV.MMO1.EHZ. | 2021-12-27T21:09:57.25 | 0.3 | undecidable | manual | S | 108 | 15.4734 | 117 | -0.26 | 70 |
IV.NRCA.HHZ. | 2021-12-27T21:09:56.46 | 0.3 | undecidable | manual | S | 192 | 12.4764 | 122 | -0.11 | 73 |
IV.CESI.HHZ. | 2021-12-27T21:09:56.16 | 0.1 | undecidable | manual | P | 289 | 20.7681 | 110 | 0.23 | 94 |
IV.GUMA.HHZ. | 2021-12-27T21:09:56.30 | 0.1 | undecidable | manual | P | 49 | 20.2686 | 111 | 0.45 | 89 |
IV.MMO1.EHZ. | 2021-12-27T21:09:55.00 | 0.1 | undecidable | manual | P | 108 | 15.4734 | 117 | 0.04 | 98 |
IV.FDMO.HHZ. | 2021-12-27T21:09:55.98 | 0.3 | undecidable | manual | S | 335 | 11.3775 | 124 | -0.29 | 70 |
IV.CSP1.EHZ. | 2021-12-27T21:09:55.15 | 0.1 | undecidable | manual | P | 16 | 17.1717 | 114 | -0.12 | 96 |
IV.MC2.EHZ. | 2021-12-27T21:09:54.23 | 0.3 | undecidable | manual | S | 135 | 4.995 | 147 | -0.46 | 69 |
IV.FDMO.HHZ. | 2021-12-27T21:09:54.27 | 0.1 | undecidable | manual | P | 335 | 11.3775 | 124 | 0.03 | 99 |
IV.NRCA.HHZ. | 2021-12-27T21:09:54.65 | 0.1 | undecidable | manual | P | 192 | 12.4764 | 122 | 0.22 | 95 |
IV.MC2.EHZ. | 2021-12-27T21:09:53.30 | 0.1 | undecidable | manual | P | 135 | 4.995 | 147 | -0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:1.2 | 0.000215 | 1.74 | AML | other | m | 2021-12-27T21:09:57.01 |
IV.FDMO.HHE. | ML:1.0 | 0.000123 | 1.16 | AML | other | m | 2021-12-27T21:09:57.21 |
IV.NRCA.HHE. | ML:1.3 | 0.000258 | 0.12 | AML | other | m | 2021-12-27T21:09:57.76 |
IV.NRCA.HNE. | ML:1.3 | 0.000248 | 0.14 | AML | other | m | 2021-12-27T21:09:57.83 |
IV.NRCA.HHN. | ML:1.2 | 0.00020850000000000003 | 0.66 | AML | other | m | 2021-12-27T21:09:57.98 |
IV.MMO1.EHN. | ML:0.9 | 0.0000839 | 0.42 | AML | other | m | 2021-12-27T21:09:58.37 |
IV.NRCA.HNN. | ML:1.4 | 0.000317 | 0.82 | AML | other | m | 2021-12-27T21:09:59.59 |
IV.MMO1.EHE. | ML:0.9 | 0.00008645 | 0.22 | AML | other | m | 2021-12-27T21:09:59.57 |
IV.CESI.HHN. | ML:1.1 | 0.00010214999999999999 | 0.36 | AML | other | m | 2021-12-27T21:10:00.46 |
IV.GUMA.HHN. | ML:1.0 | 0.0000819 | 0.48 | AML | other | m | 2021-12-27T21:10:01.25 |
IV.CESI.HHE. | ML:0.9 | 0.0000579 | 0.66 | AML | other | m | 2021-12-27T21:10:01.60 |
IV.GUMA.HHE. | ML:1.1 | 0.00010580000000000001 | 0.84 | AML | other | m | 2021-12-27T21:10:03.82 |
IV.GAVE.EHE. | ML:1.1 | 0.0000538 | 1.42 | AML | other | m | 2021-12-27T21:10:05.92 |
IV.GAVE.EHN. | ML:1.0 | 0.000047350000000000006 | 0.16 | AML | other | m | 2021-12-27T21:10:05.28 |