A magnitude ML 0.6 earthquake occured in region: 4 km E Ussita (MC), on
and geographic coordinates (lat, lon) 42.9500, 13.1830 at 3 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 | 4 | 444 | 444 |
Bolognola | MC | 6 | 142 | 586 |
Castelsantangelo sul Nera | MC | 7 | 281 | 867 |
Visso | MC | 8 | 1107 | 1974 |
Acquacanina | MC | 9 | 121 | 2095 |
Fiastra | MC | 10 | 559 | 2654 |
Fiordimonte | MC | 12 | 202 | 2856 |
Montefortino | FM | 13 | 1178 | 4034 |
Montemonaco | AP | 13 | 604 | 4638 |
Sarnano | MC | 14 | 3264 | 7902 |
Preci | PG | 14 | 724 | 8626 |
Amandola | FM | 15 | 3629 | 12255 |
Pievebovigliana | MC | 15 | 866 | 13121 |
Pieve Torina | MC | 15 | 1458 | 14579 |
Monte Cavallo | MC | 16 | 145 | 14724 |
Montegallo | AP | 17 | 523 | 15247 |
Gualdo | MC | 18 | 815 | 16062 |
Muccia | MC | 19 | 915 | 16977 |
Cessapalombo | MC | 19 | 512 | 17489 |
Comunanza | AP | 19 | 3166 | 20655 |
Norcia | PG | 19 | 4957 | 25612 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2021-04-19 21:30:12 |
42.9502 | 13.1833 | 3 | 2021-04-19 22:02:22 |
Sala Sismica INGV-Roma | 89269941 |
Field | Value |
---|---|
Time (UTC) | 2021-04-19 21:30:12 ± 0.35 |
Latitude | 42.9502 ± 0.0054 |
Longitude | 13.1833 ± 0.0074 |
Depth (km) | 3 ± 6 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 89269941 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 620 |
Semi-minor axis of confidence ellipse (meter) | 214 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 286 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 620.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 117 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.11152 |
Epicentral distance of station farthest from the epicenter (degree) | 0.20505 |
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 | 0.6 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 89269941 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-19 22:02:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MF5.EHZ. | 2021-04-19T21:30:21.12 | 0.3 | undecidable | manual | S | 79 | 22.755 | 98 | 0.57 | 65 |
IV.CSP1.EHZ. | 2021-04-19T21:30:18.20 | 0.3 | undecidable | manual | S | 6 | 15.7731 | 101 | 0.05 | 75 |
IV.NRCA.HHZ. | 2021-04-19T21:30:17.79 | 0.1 | undecidable | manual | S | 204 | 14.0748 | 103 | 0.22 | 97 |
IV.MF5.EHZ. | 2021-04-19T21:30:17.22 | 0.1 | undecidable | manual | P | 79 | 22.755 | 98 | 0.05 | 98 |
IV.MMO1.EHZ. | 2021-04-19T21:30:16.95 | 0.1 | undecidable | manual | S | 116 | 12.9759 | 104 | -0.22 | 97 |
IV.NRCA.HHZ. | 2021-04-19T21:30:15.41 | 0.1 | undecidable | manual | P | 204 | 14.0748 | 103 | -0.05 | 100 |
IV.CSP1.EHZ. | 2021-04-19T21:30:15.60 | 0.1 | undecidable | manual | P | 6 | 15.7731 | 101 | -0.18 | 97 |
IV.FDMO.HHZ. | 2021-04-19T21:30:15.11 | 0.3 | undecidable | manual | P | 321 | 12.3765 | 104 | 0 | 76 |
IV.MMO1.EHZ. | 2021-04-19T21:30:14.96 | 0.1 | undecidable | manual | P | 116 | 12.9759 | 104 | -0.26 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.9 | 0.0001047 | 0.12 | AML | other | m | 2021-04-19T21:30:18.48 |
IV.FDMO.HHN. | ML:0.4 | 0.0000329 | 0.66 | AML | other | m | 2021-04-19T21:30:18.64 |
IV.FDMO.HHE. | ML:0.4 | 0.00003325 | 0.26 | AML | other | m | 2021-04-19T21:30:19.14 |
IV.NRCA.HHN. | ML:0.8 | 0.00008205000000000002 | 0.14 | AML | other | m | 2021-04-19T21:30:19.78 |