A magnitude ML 1.0 earthquake occured in region: 4 km N Trevi (PG), on
and geographic coordinates (lat, lon) 42.9150, 12.7350 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 |
---|---|---|---|---|
Trevi | PG | 4 | 8469 | 8469 |
Foligno | PG | 5 | 57155 | 65624 |
Montefalco | PG | 7 | 5679 | 71303 |
Spello | PG | 10 | 8645 | 79948 |
Bevagna | PG | 10 | 5081 | 85029 |
Campello sul Clitunno | PG | 11 | 2442 | 87471 |
Castel Ritaldi | PG | 11 | 3278 | 90749 |
Gualdo Cattaneo | PG | 15 | 6155 | 96904 |
Cannara | PG | 15 | 4305 | 101209 |
Giano dell'Umbria | PG | 16 | 3846 | 105055 |
Sellano | PG | 16 | 1079 | 106134 |
Valtopina | PG | 16 | 1398 | 107532 |
Cerreto di Spoleto | PG | 18 | 1075 | 108607 |
Vallo di Nera | PG | 19 | 364 | 108971 |
Assisi | PG | 20 | 28299 | 137270 |
Spoleto | PG | 20 | 38218 | 175488 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-04-14 18:11:15 |
42.9152 | 12.7348 | 11 | 2023-04-14 18:20:32 |
Sala Sismica INGV-Roma | 116389891 |
Field | Value |
---|---|
Time (UTC) | 2023-04-14 18:11:15 ± 0.04 |
Latitude | 42.9152 ± 0.0045 |
Longitude | 12.7348 ± 0.0037 |
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 | 116389891 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 534 |
Semi-minor axis of confidence ellipse (meter) | 340 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 352 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 530.0 |
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 | 8 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.09 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25181 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 116389891 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-14 18:20:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | 2023-04-14T18:11:25.10 | 0.3 | undecidable | manual | S | 152 | 27.9498 | 50 | -0.05 | 74 |
IV.PP3.EHZ. | 2023-04-14T18:11:24.40 | 3.0 | negative | manual | P | 0 | 0 | |||
IV.CESI.HHZ. | 2023-04-14T18:11:22.09 | 0.3 | undecidable | manual | S | 54 | 16.9719 | 122 | -0.04 | 76 |
IV.ASSB.HHZ. | 2023-04-14T18:11:21.57 | 0.3 | undecidable | manual | S | 336 | 15.3735 | 125 | -0.1 | 75 |
IV.GAVE.EHE. | 2023-04-14T18:11:20.94 | 0.1 | undecidable | manual | P | 152 | 27.9498 | 50 | 0.01 | 99 |
IV.ASSB.HHZ. | 2023-04-14T18:11:19.00 | 0.1 | undecidable | manual | P | 336 | 15.3735 | 125 | 0.08 | 100 |
IV.CESI.HHZ. | 2023-04-14T18:11:19.35 | 1.0 | undecidable | manual | P | 54 | 16.9719 | 122 | 0.17 | 24 |
IV.MOMA.HHZ. | 2023-04-14T18:11:19.38 | 0.6 | undecidable | manual | P | 227 | 18.2706 | 120 | -0.01 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ASSB.HHE. | ML:0.8 | 0.0000576072 | 2.7008 | AML | other | m | 2023-04-14T18:11:32.64 |
IV.ASSB.HHN. | ML:0.8 | 0.000060548985 | 3.0208 | AML | other | m | 2023-04-14T18:11:33.88 |
IV.CESI.HHE. | ML:1.0 | 0.00008220584000000001 | 3.0208 | AML | other | m | 2023-04-14T18:11:26.36 |
IV.CESI.HHN. | ML:0.6 | 0.000036227339999999994 | 2.4576 | AML | other | m | 2023-04-14T18:11:36.27 |
IV.CESI.HNE. | ML:1.4 | 0.00020198465 | 1.792 | AML | other | m | 2023-04-14T18:11:28.33 |
IV.CESI.HNN. | ML:1.2 | 0.000126958345 | 2.624 | AML | other | m | 2023-04-14T18:11:21.77 |