A magnitude ML 0.4 earthquake occured in region: 1 km E Monte Cavallo (MC), on
and geographic coordinates (lat, lon) 42.9970, 13.0200 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 | 1 | 145 | 145 |
Pieve Torina | MC | 6 | 1458 | 1603 |
Fiordimonte | MC | 7 | 202 | 1805 |
Pievebovigliana | MC | 9 | 866 | 2671 |
Visso | MC | 9 | 1107 | 3778 |
Muccia | MC | 10 | 915 | 4693 |
Serravalle di Chienti | MC | 10 | 1070 | 5763 |
Ussita | MC | 11 | 444 | 6207 |
Fiastra | MC | 12 | 559 | 6766 |
Acquacanina | MC | 13 | 121 | 6887 |
Preci | PG | 13 | 724 | 7611 |
Sellano | PG | 14 | 1079 | 8690 |
Castelsantangelo sul Nera | MC | 16 | 281 | 8971 |
Camerino | MC | 16 | 6974 | 15945 |
Bolognola | MC | 17 | 142 | 16087 |
Sefro | MC | 18 | 422 | 16509 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2021-07-28 21:54:35 |
42.9972 | 13.0195 | 12 | 2021-07-28 22:00:12 |
Sala Sismica INGV-Roma | 93321921 |
Field | Value |
---|---|
Time (UTC) | 2021-07-28 21:54:35 ± 0.09 |
Latitude | 42.9972 ± 0.0045 |
Longitude | 13.0195 ± 0.0049 |
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 | 93321921 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 433 |
Semi-minor axis of confidence ellipse (meter) | 425 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 11 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 218 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.08 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.16548 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 93321921 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-07-28 22:00:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HNZ. | 2021-07-28T21:54:56.57 | 3.0 | undecidable | manual | S | 0.12 | 0 | |||
IV.MMUR.HNZ. | 2021-07-28T21:54:53.92 | 3.0 | undecidable | manual | S | 5.34 | 0 | |||
IV.MURB.HNZ. | 2021-07-28T21:54:46.38 | 3.0 | negative | manual | P | -0.18 | 0 | |||
IV.MC2.EHZ. | 2021-07-28T21:54:42.04 | 0.6 | undecidable | manual | S | 125 | 16.7721 | 97 | -0.12 | 48 |
IV.CSP1.EHZ. | 2021-07-28T21:54:42.59 | 0.6 | undecidable | manual | S | 55 | 18.3705 | 95 | 0 | 49 |
IV.MML1.EHZ. | 2021-07-28T21:54:41.26 | 0.6 | undecidable | manual | S | 343 | 13.4754 | 107 | -0.06 | 49 |
IV.FDMO.HHZ. | 2021-07-28T21:54:39.87 | 0.3 | undecidable | manual | S | 52 | 6.993 | 138 | -0.01 | 75 |
IV.CSP1.EHZ. | 2021-07-28T21:54:39.51 | 1.0 | negative | manual | P | 55 | 18.3705 | 95 | 0.03 | 24 |
IV.MC2.EHZ. | 2021-07-28T21:54:39.51 | 1.0 | undecidable | manual | P | 125 | 16.7721 | 97 | 0.27 | 23 |
IV.MML1.EHZ. | 2021-07-28T21:54:38.74 | 1.0 | negative | manual | P | 343 | 13.4754 | 107 | 0 | 25 |
IV.FDMO.HHZ. | 2021-07-28T21:54:37.94 | 0.1 | undecidable | manual | P | 52 | 6.993 | 138 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHE. | ML:0.5 | 0.000037900000000000006 | 1.84 | AML | other | m | 2021-07-28T21:54:40.05 |
IV.FDMO.HHN. | ML:0.4 | 0.00003229999999999999 | 0.62 | AML | other | m | 2021-07-28T21:54:40.15 |
IV.MML1.EHN. | ML:0.5 | 0.000029900000000000002 | 0.12 | AML | other | m | 2021-07-28T21:54:41.52 |
IV.MML1.EHE. | ML:0.3 | 0.00002225 | 1.1 | AML | other | m | 2021-07-28T21:54:42.59 |