A magnitude ML 1.1 earthquake occured in region: 4 km NE Castel Ritaldi (PG), on
and geographic coordinates (lat, lon) 42.8540, 12.6980 at 10 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 |
---|---|---|---|---|
Castel Ritaldi | PG | 4 | 3278 | 3278 |
Trevi | PG | 5 | 8469 | 11747 |
Montefalco | PG | 6 | 5679 | 17426 |
Campello sul Clitunno | PG | 7 | 2442 | 19868 |
Giano dell'Umbria | PG | 10 | 3846 | 23714 |
Foligno | PG | 11 | 57155 | 80869 |
Bevagna | PG | 12 | 5081 | 85950 |
Gualdo Cattaneo | PG | 13 | 6155 | 92105 |
Spoleto | PG | 14 | 38218 | 130323 |
Spello | PG | 16 | 8645 | 138968 |
Vallo di Nera | PG | 16 | 364 | 139332 |
Massa Martana | PG | 17 | 3770 | 143102 |
Sant'Anatolia di Narco | PG | 18 | 564 | 143666 |
Cerreto di Spoleto | PG | 18 | 1075 | 144741 |
Cannara | PG | 18 | 4305 | 149046 |
Scheggino | PG | 19 | 461 | 149507 |
Sellano | PG | 19 | 1079 | 150586 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-12-04 22:05:10 |
42.854 | 12.6985 | 10 | 2020-12-04 22:18:27 |
Sala Sismica INGV-Roma | 85203411 |
Field | Value |
---|---|
Time (UTC) | 2020-12-04 22:05:10 ± 0.06 |
Latitude | 42.8540 ± 0.0054 |
Longitude | 12.6985 ± 0.0110 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 85203411 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 991 |
Semi-minor axis of confidence ellipse (meter) | 339 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 302 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 990.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 109 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.10702 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43977 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 85203411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-04 22:18:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-12-04T22:05:26.94 | 0.3 | undecidable | manual | S | 57 | 48.8178 | 50 | 0.27 | 68 |
IV.LNSS.HHE. | 2020-12-04T22:05:24.17 | 0.3 | undecidable | manual | S | 135 | 39.4272 | 50 | 0.02 | 73 |
IV.FDMO.HHZ. | 2020-12-04T22:05:23.12 | 0.6 | undecidable | manual | S | 57 | 37.5291 | 50 | -0.53 | 43 |
IT.MTCL.HGE. | 2020-12-04T22:05:21.03 | 0.3 | undecidable | manual | S | 57 | 28.9488 | 50 | -0.33 | 69 |
IV.ARRO.EHE. | 2020-12-04T22:05:21.99 | 0.3 | undecidable | manual | S | 170 | 30.9468 | 50 | 0.09 | 73 |
IV.CSP1.EHZ. | 2020-12-04T22:05:20.37 | 0.1 | undecidable | manual | P | 57 | 48.8178 | 50 | 0.37 | 89 |
IV.CESX.HHE. | 2020-12-04T22:05:20.70 | 0.3 | undecidable | manual | S | 199 | 28.749 | 50 | -0.6 | 64 |
IV.CESI.HHZ. | 2020-12-04T22:05:19.55 | 0.3 | undecidable | manual | S | 45 | 23.6541 | 112 | -0.23 | 71 |
IV.LNSS.HHE. | 2020-12-04T22:05:18.34 | 0.1 | undecidable | manual | P | 135 | 39.4272 | 50 | -0.2 | 93 |
IV.FDMO.HHZ. | 2020-12-04T22:05:18.22 | 0.3 | undecidable | manual | P | 57 | 37.5291 | 50 | -0.04 | 73 |
IV.ASSB.HHZ. | 2020-12-04T22:05:18.75 | 0.3 | undecidable | manual | S | 351 | 21.1677 | 115 | -0.23 | 72 |
IT.MTCL.HGE. | 2020-12-04T22:05:17.43 | 0.1 | undecidable | manual | P | 57 | 28.9488 | 50 | 0.49 | 89 |
IV.ARRO.EHE. | 2020-12-04T22:05:17.44 | 0.6 | undecidable | manual | P | 170 | 30.9468 | 50 | 0.19 | 47 |
IV.CESX.HHE. | 2020-12-04T22:05:17.08 | 0.6 | undecidable | manual | P | 199 | 28.749 | 50 | 0.18 | 48 |
IT.FOPC.HGN. | 2020-12-04T22:05:16.46 | 0.3 | undecidable | manual | S | 2 | 12.876 | 127 | -0.03 | 76 |
IV.MOMA.HHZ. | 2020-12-04T22:05:16.05 | 0.3 | undecidable | manual | S | 242 | 11.877 | 130 | -0.17 | 74 |
IT.GNU.HGZ. | 2020-12-04T22:05:16.08 | 0.3 | undecidable | manual | S | 242 | 11.877 | 130 | -0.14 | 74 |
IV.ASSB.HHZ. | 2020-12-04T22:05:15.58 | 0.1 | undecidable | manual | P | 351 | 21.1677 | 115 | 0.02 | 100 |
IV.CESI.HHZ. | 2020-12-04T22:05:15.94 | 0.1 | undecidable | manual | P | 45 | 23.6541 | 112 | -0.08 | 98 |
IV.MOMA.HHZ. | 2020-12-04T22:05:14.20 | 0.1 | undecidable | manual | P | 242 | 11.877 | 130 | 0.24 | 97 |
IT.GNU.HGZ. | 2020-12-04T22:05:14.20 | 0.1 | undecidable | manual | P | 242 | 11.877 | 130 | 0.24 | 97 |
IT.FOPC.HGN. | 2020-12-04T22:05:14.21 | 0.1 | undecidable | manual | P | 2 | 12.876 | 127 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MOMA.HHN. | ML:1.3 | 0.0002195 | 0.3 | AML | other | m | 2020-12-04T22:05:16.48 |
IV.MOMA.HHE. | ML:1.5 | 0.00036150000000000006 | 0.14 | AML | other | m | 2020-12-04T22:05:16.73 |
IV.ASSB.HHE. | ML:1.1 | 0.00008438883499999999 | 0.1536 | AML | other | m | 2020-12-04T22:05:19.25 |
IV.ASSB.HHN. | ML:1.1 | 0.000081743805 | 0.1664 | AML | other | m | 2020-12-04T22:05:19.29 |
IV.CESI.HHE. | ML:0.8 | 0.0000391462395 | 0.1024 | AML | other | m | 2020-12-04T22:05:20.08 |
IV.CESI.HHN. | ML:1.1 | 0.00008020399999999999 | 0.1792 | AML | other | m | 2020-12-04T22:05:21.63 |
IV.FDMO.HHE. | ML:1.0 | 0.00003365302 | 0.1536 | AML | other | m | 2020-12-04T22:05:25.52 |
IV.FDMO.HHN. | ML:1.0 | 0.00003485937 | 0.256 | AML | other | m | 2020-12-04T22:05:23.92 |