A magnitude ML 0.5 earthquake occured in region: 7 km NE Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.9320, 13.2210 at 2 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 | 7 | 444 | 444 |
Castelsantangelo sul Nera | MC | 7 | 281 | 725 |
Bolognola | MC | 7 | 142 | 867 |
Montemonaco | AP | 9 | 604 | 1471 |
Montefortino | FM | 10 | 1178 | 2649 |
Visso | MC | 11 | 1107 | 3756 |
Acquacanina | MC | 12 | 121 | 3877 |
Amandola | FM | 12 | 3629 | 7506 |
Fiastra | MC | 13 | 559 | 8065 |
Sarnano | MC | 13 | 3264 | 11329 |
Montegallo | AP | 14 | 523 | 11852 |
Preci | PG | 16 | 724 | 12576 |
Fiordimonte | MC | 16 | 202 | 12778 |
Comunanza | AP | 16 | 3166 | 15944 |
Gualdo | MC | 18 | 815 | 16759 |
Pievebovigliana | MC | 18 | 866 | 17625 |
Norcia | PG | 19 | 4957 | 22582 |
Arquata del Tronto | AP | 19 | 1178 | 23760 |
Pieve Torina | MC | 19 | 1458 | 25218 |
Monte Cavallo | MC | 19 | 145 | 25363 |
Palmiano | AP | 20 | 196 | 25559 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2022-08-20 00:55:15 |
42.9315 | 13.2208 | 2 | 2022-08-20 01:00:00 |
Sala Sismica INGV-Roma | 108733971 |
Field | Value |
---|---|
Time (UTC) | 2022-08-20 00:55:15 ± 0.13 |
Latitude | 42.9315 ± 0.0036 |
Longitude | 13.2208 ± 0.0049 |
Depth (km) | 2 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 108733971 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 360 |
Semi-minor axis of confidence ellipse (meter) | 213 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 94 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 116 |
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) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.03058 |
Epicentral distance of station farthest from the epicenter (degree) | 0.16098 |
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 | 0.5 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 108733971 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-08-20 01:00:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2022-08-20T00:55:21.07 | 0.1 | undecidable | manual | S | 317 | 15.873 | 96 | 0 | 98 |
IV.CSP1.EHZ. | 2022-08-20T00:55:21.89 | 0.1 | undecidable | manual | S | 356 | 17.871 | 95 | 0.16 | 95 |
IV.NRCA.HHZ. | 2022-08-20T00:55:20.60 | 0.1 | undecidable | manual | S | 219 | 13.875 | 96 | 0.23 | 94 |
IV.FDMO.HHZ. | 2022-08-20T00:55:18.41 | 1.0 | positive | manual | P | 317 | 15.873 | 96 | -0.31 | 23 |
IV.MMO1.EHZ. | 2022-08-20T00:55:18.79 | 0.1 | undecidable | manual | S | 112 | 9.2796 | 99 | -0.01 | 99 |
IV.CSP1.EHZ. | 2022-08-20T00:55:18.92 | 0.6 | undecidable | manual | P | 356 | 17.871 | 95 | -0.19 | 47 |
IV.NRCA.HHZ. | 2022-08-20T00:55:17.96 | 0.6 | negative | manual | P | 219 | 13.875 | 96 | -0.36 | 46 |
IV.MMO1.EHZ. | 2022-08-20T00:55:17.64 | 1.0 | undecidable | manual | P | 112 | 9.2796 | 99 | 0.23 | 24 |
IV.MC2.EHZ. | 2022-08-20T00:55:16.82 | 0.1 | undecidable | manual | S | 229 | 3.3966 | 114 | 0 | 100 |
IV.MC2.EHZ. | 2022-08-20T00:55:16.17 | 0.1 | positive | manual | P | 229 | 3.3966 | 114 | -0.1 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.6 | 0.00004910000000000001 | 0.12 | AML | other | m | 2022-08-20T00:55:21.14 |
IV.NRCA.HHN. | ML:0.5 | 0.0000424 | 0.84 | AML | other | m | 2022-08-20T00:55:21.66 |