A magnitude ML 0.7 earthquake occured in region: 10 km SW Serravalle di Chienti (MC), on
and geographic coordinates (lat, lon) 43.0100, 12.8630 at 11 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 |
---|---|---|---|---|
Serravalle di Chienti | MC | 10 | 1070 | 1070 |
Valtopina | PG | 10 | 1398 | 2468 |
Monte Cavallo | MC | 12 | 145 | 2613 |
Nocera Umbra | PG | 13 | 5839 | 8452 |
Foligno | PG | 14 | 57155 | 65607 |
Sellano | PG | 14 | 1079 | 66686 |
Spello | PG | 16 | 8645 | 75331 |
Pieve Torina | MC | 16 | 1458 | 76789 |
Sefro | MC | 17 | 422 | 77211 |
Muccia | MC | 17 | 915 | 78126 |
Trevi | PG | 17 | 8469 | 86595 |
Fiordimonte | MC | 19 | 202 | 86797 |
Pievebovigliana | MC | 19 | 866 | 87663 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2021-12-23 05:51:45 |
43.01 | 12.8627 | 11 | 2021-12-23 06:03:29 |
Sala Sismica INGV-Roma | 98841201 |
Field | Value |
---|---|
Time (UTC) | 2021-12-23 05:51:45 ± 0.05 |
Latitude | 43.0100 ± 0.0063 |
Longitude | 12.8627 ± 0.0037 |
Depth (km) | 11 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 98841201 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 660 |
Semi-minor axis of confidence ellipse (meter) | 220 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 12 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 660.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 148 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.07 |
Epicentral distance of station closest to the epicenter (degree) | 0.03148 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25451 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 98841201 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-23 06:03:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NRCA.HHZ. | 2021-12-23T05:51:55.03 | 0.6 | undecidable | manual | S | 134 | 28.2495 | 90 | -0.11 | 65 |
IV.ASSB.HHZ. | 2021-12-23T05:51:52.00 | 0.6 | undecidable | manual | S | 282 | 16.9719 | 90 | -0.1 | 66 |
IV.FDMO.HHZ. | 2021-12-23T05:51:52.46 | 0.6 | undecidable | manual | S | 81 | 18.4704 | 90 | -0.05 | 67 |
IV.MML1.EHZ. | 2021-12-23T05:51:51.42 | 0.6 | undecidable | manual | S | 38 | 14.4744 | 90 | -0.03 | 67 |
IV.NRCA.HHZ. | 2021-12-23T05:51:50.91 | 1.0 | negative | manual | P | 134 | 28.2495 | 90 | 0 | 33 |
IV.ASSB.HHZ. | 2021-12-23T05:51:49.23 | 0.6 | positive | manual | P | 282 | 16.9719 | 90 | 0.08 | 66 |
IV.CESI.HHZ. | 2021-12-23T05:51:49.08 | 0.6 | undecidable | manual | S | 99 | 3.4965 | 157 | -0.08 | 68 |
IV.FDMO.HHZ. | 2021-12-23T05:51:49.45 | 1.0 | undecidable | manual | P | 81 | 18.4704 | 90 | 0.06 | 33 |
IV.MML1.EHZ. | 2021-12-23T05:51:48.88 | 0.3 | positive | manual | P | 38 | 14.4744 | 90 | 0.1 | 100 |
IV.CESI.HHZ. | 2021-12-23T05:51:47.59 | 1.0 | undecidable | manual | P | 99 | 3.4965 | 157 | 0.14 | 34 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:0.7 | 0.00008155 | 0.14 | AML | other | m | 2021-12-23T05:51:49.12 |
IV.CESI.HHN. | ML:0.6 | 0.0000722 | 0.32 | AML | other | m | 2021-12-23T05:51:49.25 |