A magnitude ML 0.6 earthquake occured in region: 2 km W Monte Cavallo (MC), on
and geographic coordinates (lat, lon) 42.9970, 12.9780 at 12 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 |
---|---|---|---|---|
Monte Cavallo | MC | 2 | 145 | 145 |
Pieve Torina | MC | 8 | 1458 | 1603 |
Serravalle di Chienti | MC | 9 | 1070 | 2673 |
Fiordimonte | MC | 10 | 202 | 2875 |
Muccia | MC | 11 | 915 | 3790 |
Pievebovigliana | MC | 11 | 866 | 4656 |
Visso | MC | 12 | 1107 | 5763 |
Sellano | PG | 13 | 1079 | 6842 |
Preci | PG | 14 | 724 | 7566 |
Ussita | MC | 14 | 444 | 8010 |
Fiastra | MC | 15 | 559 | 8569 |
Acquacanina | MC | 17 | 121 | 8690 |
Sefro | MC | 17 | 422 | 9112 |
Camerino | MC | 17 | 6974 | 16086 |
Castelsantangelo sul Nera | MC | 18 | 281 | 16367 |
Valtopina | PG | 19 | 1398 | 17765 |
Nocera Umbra | PG | 20 | 5839 | 23604 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2021-10-31 20:16:34 |
42.9973 | 12.9777 | 12 | 2021-10-31 20:43:04 |
Sala Sismica INGV-Roma | 97117401 |
Field | Value |
---|---|
Time (UTC) | 2021-10-31 20:16:34 ± 0.22 |
Latitude | 42.9973 ± 0.0081 |
Longitude | 12.9777 ± 0.0111 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97117401 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 869 |
Semi-minor axis of confidence ellipse (meter) | 718 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 317 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 870.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 154 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.01619 |
Epicentral distance of station farthest from the epicenter (degree) | 0.19066 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 97117401 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-31 20:43:04 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2021-10-31T20:16:42.94 | 0.6 | undecidable | manual | S | 60 | 21.1677 | 96 | 0.12 | 49 |
IV.MML1.EHZ. | 2021-10-31T20:16:40.63 | 0.6 | undecidable | manual | S | 358 | 12.876 | 114 | -0.04 | 51 |
IV.CESI.HHZ. | 2021-10-31T20:16:39.23 | 0.6 | undecidable | manual | S | 278 | 5.994 | 145 | -0.03 | 51 |
IV.FEMA.HNN. | 2021-10-31T20:16:39.84 | 0.6 | undecidable | manual | S | 124 | 6.993 | 140 | 0.41 | 48 |
IV.CSP1.EHZ. | 2021-10-31T20:16:39.44 | 1.0 | positive | manual | P | 60 | 21.1677 | 96 | 0.05 | 25 |
IV.FDMO.HHZ. | 2021-10-31T20:16:39.96 | 0.6 | undecidable | manual | S | 64 | 9.879 | 127 | -0.02 | 51 |
IT.MTCL.HGN. | 2021-10-31T20:16:38.72 | 0.6 | undecidable | manual | S | 102 | 1.7982 | 169 | -0.11 | 50 |
IV.MML1.EHZ. | 2021-10-31T20:16:38.10 | 1.0 | undecidable | manual | P | 358 | 12.876 | 114 | -0.05 | 26 |
IV.CESI.HHZ. | 2021-10-31T20:16:37.48 | 0.1 | positive | manual | P | 278 | 5.994 | 145 | 0.15 | 100 |
IV.FDMO.HHZ. | 2021-10-31T20:16:37.84 | 0.6 | positive | manual | P | 64 | 9.879 | 127 | 0.1 | 50 |
IT.MTCL.HGN. | 2021-10-31T20:16:37.14 | 0.3 | undecidable | manual | P | 102 | 1.7982 | 169 | 0.06 | 77 |
IV.FEMA.HNN. | 2021-10-31T20:16:36.90 | 0.3 | undecidable | manual | P | 124 | 6.993 | 140 | -0.53 | 69 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHN. | ML:0.7 | 0.00007335 | 0.1 | AML | other | m | 2021-10-31T20:16:39.50 |
IV.CESI.HHE. | ML:0.7 | 0.00007655 | 0.08 | AML | other | m | 2021-10-31T20:16:39.49 |
IV.FDMO.HHE. | ML:0.5 | 0.00003375 | 1.82 | AML | other | m | 2021-10-31T20:16:40.00 |
IV.FDMO.HHN. | ML:0.4 | 0.00003145 | 0.16 | AML | other | m | 2021-10-31T20:16:40.02 |