A magnitude ML 0.9 earthquake occured in region: 2 km NW Ussita (MC), on
and geographic coordinates (lat, lon) 42.9580, 13.1260 at 8 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 | 2 | 444 | 444 |
Visso | MC | 4 | 1107 | 1551 |
Castelsantangelo sul Nera | MC | 7 | 281 | 1832 |
Acquacanina | MC | 9 | 121 | 1953 |
Fiastra | MC | 9 | 559 | 2512 |
Bolognola | MC | 9 | 142 | 2654 |
Fiordimonte | MC | 9 | 202 | 2856 |
Monte Cavallo | MC | 11 | 145 | 3001 |
Preci | PG | 11 | 724 | 3725 |
Pieve Torina | MC | 12 | 1458 | 5183 |
Pievebovigliana | MC | 12 | 866 | 6049 |
Muccia | MC | 15 | 915 | 6964 |
Sarnano | MC | 17 | 3264 | 10228 |
Montemonaco | AP | 18 | 604 | 10832 |
Montefortino | FM | 18 | 1178 | 12010 |
Sellano | PG | 18 | 1079 | 13089 |
Norcia | PG | 19 | 4957 | 18046 |
Amandola | FM | 19 | 3629 | 21675 |
Serravalle di Chienti | MC | 19 | 1070 | 22745 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-05-22 02:10:19 |
42.9578 | 13.126 | 8 | 2021-05-22 02:15:03 |
Sala Sismica INGV-Roma | 90356911 |
Field | Value |
---|---|
Time (UTC) | 2021-05-22 02:10:19 ± 0.09 |
Latitude | 42.9578 ± 0.0027 |
Longitude | 13.1260 ± 0.0037 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 90356911 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 349 |
Semi-minor axis of confidence ellipse (meter) | 64 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 14 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 90 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
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) | 0.05576 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35883 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 90356911 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-22 02:15:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GUMA.HNE. | 2021-05-22T02:10:27.58 | 0.3 | undecidable | manual | S | 55 | 20.5683 | 112 | 0.31 | 69 |
IV.MNTT.EHZ. | 2021-05-22T02:10:27.78 | 0.6 | negative | manual | P | 73 | 39.8268 | 50 | 0.29 | 45 |
IV.CESI.HHZ. | 2021-05-22T02:10:26.97 | 0.3 | undecidable | manual | S | 286 | 18.6702 | 114 | 0.3 | 70 |
IV.ASSB.HHZ. | 2021-05-22T02:10:26.85 | 0.6 | negative | manual | P | 284 | 39.0276 | 50 | -0.52 | 43 |
IV.MMO1.EHZ. | 2021-05-22T02:10:26.13 | 0.3 | undecidable | manual | S | 112 | 17.5713 | 115 | -0.18 | 72 |
IV.NRCA.HHZ. | 2021-05-22T02:10:25.07 | 0.3 | undecidable | manual | S | 184 | 13.7751 | 121 | -0.09 | 73 |
IV.CSP1.EHZ. | 2021-05-22T02:10:25.73 | 0.3 | undecidable | manual | S | 23 | 16.1727 | 117 | -0.15 | 72 |
IV.MF5.EHZ. | 2021-05-22T02:10:25.40 | 0.6 | negative | manual | P | 83 | 27.2505 | 107 | 0.11 | 48 |
IV.SAP2.EHZ. | 2021-05-22T02:10:25.36 | 0.6 | undecidable | manual | P | 55 | 26.9508 | 107 | 0.13 | 47 |
IT.MTCL.HGZ. | 2021-05-22T02:10:24.25 | 0.3 | undecidable | manual | S | 291 | 10.9779 | 127 | -0.11 | 73 |
IV.GUMA.HNE. | 2021-05-22T02:10:24.10 | 0.1 | undecidable | manual | P | 55 | 20.5683 | 112 | 0.08 | 97 |
IV.CESI.HHZ. | 2021-05-22T02:10:23.72 | 0.1 | positive | manual | P | 286 | 18.6702 | 114 | 0.05 | 98 |
IV.MC2.EHZ. | 2021-05-22T02:10:23.34 | 0.6 | undecidable | manual | S | 135 | 7.2927 | 139 | -0.05 | 50 |
IV.FDMO.HHZ. | 2021-05-22T02:10:23.69 | 0.3 | undecidable | manual | S | 340 | 9.2796 | 132 | -0.2 | 72 |
IV.MMO1.EHZ. | 2021-05-22T02:10:23.34 | 0.3 | positive | manual | P | 112 | 17.5713 | 115 | -0.12 | 72 |
IV.FDMO.HHZ. | 2021-05-22T02:10:22.04 | 0.1 | undecidable | manual | P | 340 | 9.2796 | 132 | -0.03 | 100 |
IV.NRCA.HHZ. | 2021-05-22T02:10:22.78 | 0.3 | undecidable | manual | P | 184 | 13.7751 | 121 | -0.02 | 74 |
IT.MTCL.HGZ. | 2021-05-22T02:10:22.34 | 0.1 | undecidable | manual | P | 291 | 10.9779 | 127 | 0 | 100 |
IV.CSP1.EHZ. | 2021-05-22T02:10:22.90 | 0.3 | undecidable | manual | P | 23 | 16.1727 | 117 | -0.32 | 70 |
IV.MC2.EHZ. | 2021-05-22T02:10:21.98 | 0.6 | positive | manual | P | 135 | 7.2927 | 139 | 0.2 | 48 |
IV.FEMA.HNZ. | 2021-05-22T02:10:21.99 | 0.3 | undecidable | manual | P | 274 | 6.1938 | 143 | 0.34 | 70 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:0.9 | 0.0001305 | 0.28 | AML | other | m | 2021-05-22T02:10:24.00 |
IV.FDMO.HHE. | ML:0.8 | 0.0001005 | 0.72 | AML | other | m | 2021-05-22T02:10:24.87 |
IV.NRCA.HHE. | ML:0.9 | 0.000091 | 0.66 | AML | other | m | 2021-05-22T02:10:27.14 |
IV.NRCA.HHN. | ML:0.8 | 0.0000654 | 0.28 | AML | other | m | 2021-05-22T02:10:27.69 |
IV.CESI.HHE. | ML:0.8 | 0.00005069999999999999 | 0.24 | AML | other | m | 2021-05-22T02:10:28.59 |
IV.CESI.HHN. | ML:0.9 | 0.0000659 | 1.12 | AML | other | m | 2021-05-22T02:10:29.65 |