A magnitude ML 1.0 earthquake occured in region: 6 km E Foligno (PG), on
and geographic coordinates (lat, lon) 42.9640, 12.7830 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 |
---|---|---|---|---|
Foligno | PG | 6 | 57155 | 57155 |
Spello | PG | 10 | 8645 | 65800 |
Trevi | PG | 10 | 8469 | 74269 |
Valtopina | PG | 11 | 1398 | 75667 |
Montefalco | PG | 13 | 5679 | 81346 |
Bevagna | PG | 14 | 5081 | 86427 |
Sellano | PG | 15 | 1079 | 87506 |
Campello sul Clitunno | PG | 16 | 2442 | 89948 |
Nocera Umbra | PG | 16 | 5839 | 95787 |
Cannara | PG | 17 | 4305 | 100092 |
Castel Ritaldi | PG | 18 | 3278 | 103370 |
Assisi | PG | 18 | 28299 | 131669 |
Monte Cavallo | MC | 18 | 145 | 131814 |
Serravalle di Chienti | MC | 18 | 1070 | 132884 |
Cerreto di Spoleto | PG | 19 | 1075 | 133959 |
Gualdo Cattaneo | PG | 19 | 6155 | 140114 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-02-04 00:47:28 |
42.9645 | 12.7827 | 11 | 2021-02-04 01:51:15 |
Sala Sismica INGV-Roma | 86821351 |
Field | Value |
---|---|
Time (UTC) | 2021-02-04 00:47:28 ± 0.19 |
Latitude | 42.9645 ± 0.0162 |
Longitude | 12.7827 ± 0.0074 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 86821351 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1853 |
Semi-minor axis of confidence ellipse (meter) | 502 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 187 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1850.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 196 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24372 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 86821351 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-04 01:51:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BARO.EHZ. | 2021-02-04T00:47:49.45 | 3.0 | undecidable | manual | P | 0.1 | 0 | |||
IV.FDMO.HHZ. | 2021-02-04T00:47:38.18 | 0.3 | undecidable | manual | S | 72 | 25.9518 | 50 | -0.25 | 70 |
IV.FDMO.HHZ. | 2021-02-04T00:47:34.23 | 0.1 | undecidable | manual | P | 72 | 25.9518 | 50 | -0.21 | 94 |
IV.CESI.HHZ. | 2021-02-04T00:47:34.20 | 0.1 | undecidable | manual | S | 66 | 10.878 | 135 | -0.11 | 98 |
IV.ATCC.EHZ. | 2021-02-04T00:47:34.89 | 0.1 | undecidable | manual | P | 335 | 27.0507 | 50 | 0.28 | 92 |
IV.ASSB.HHZ. | 2021-02-04T00:47:34.88 | 0.1 | undecidable | manual | S | 311 | 13.2756 | 129 | -0.05 | 99 |
IT.MTCL.HGE. | 2021-02-04T00:47:33.73 | 0.1 | undecidable | manual | P | 79 | 17.871 | 121 | 0.55 | 88 |
IT.FOPC.HGZ. | 2021-02-04T00:47:33.26 | 0.3 | undecidable | manual | S | 275 | 6.4935 | 149 | -0.11 | 74 |
IV.ASSB.HHZ. | 2021-02-04T00:47:32.39 | 0.1 | undecidable | manual | P | 311 | 13.2756 | 129 | -0.03 | 99 |
IV.CESI.HHZ. | 2021-02-04T00:47:32.04 | 0.1 | undecidable | manual | P | 66 | 10.878 | 135 | -0.02 | 100 |
IT.FOPC.HGZ. | 2021-02-04T00:47:31.45 | 0.1 | undecidable | manual | P | 275 | 6.4935 | 149 | -0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHN. | ML:0.9 | 0.00008499999999999999 | 0.08 | AML | other | m | 2021-02-04T00:47:34.72 |
IV.CESI.HHE. | ML:1.0 | 0.0001038 | 0.06 | AML | other | m | 2021-02-04T00:47:34.80 |
IV.ASSB.HHN. | ML:1.1 | 0.0001285 | 0.3 | AML | other | m | 2021-02-04T00:47:35.28 |
IV.ASSB.HHE. | ML:1.0 | 0.00010250000000000001 | 0.52 | AML | other | m | 2021-02-04T00:47:35.49 |