A magnitude ML 1.1 earthquake occured in region: 3 km NE Valtopina (PG), on
and geographic coordinates (lat, lon) 43.0740, 12.7830 at 14 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 |
---|---|---|---|---|
Valtopina | PG | 3 | 1398 | 1398 |
Nocera Umbra | PG | 4 | 5839 | 7237 |
Spello | PG | 13 | 8645 | 15882 |
Assisi | PG | 14 | 28299 | 44181 |
Serravalle di Chienti | MC | 14 | 1070 | 45251 |
Foligno | PG | 15 | 57155 | 102406 |
Sefro | MC | 16 | 422 | 102828 |
Valfabbrica | PG | 18 | 3389 | 106217 |
Gualdo Tadino | PG | 18 | 15208 | 121425 |
Fiuminata | MC | 18 | 1402 | 122827 |
Cannara | PG | 18 | 4305 | 127132 |
Bastia Umbra | PG | 19 | 21874 | 149006 |
Monte Cavallo | MC | 20 | 145 | 149151 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-12-31 21:16:05 |
43.074 | 12.783 | 14 | 2023-12-31 21:21:56 |
Sala Sismica INGV-Roma | 124383811 |
Field | Value |
---|---|
Time (UTC) | 2023-12-31 21:16:05 ± 0.07 |
Latitude | 43.0740 ± 0.0036 |
Longitude | 12.7830 ± 0.0037 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 124383811 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 330 |
Semi-minor axis of confidence ellipse (meter) | 234 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 209 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 141 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.08 |
Epicentral distance of station closest to the epicenter (degree) | 0.09623 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34084 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 124383811 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-31 21:21:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NRCA.HHZ. | 2023-12-31T21:16:18.19 | 0.6 | undecidable | manual | S | 135 | 37.8288 | 96 | 0.07 | 64 |
IV.FDMO.HHZ. | 2023-12-31T21:16:14.88 | 0.6 | undecidable | manual | S | 99 | 25.0527 | 103 | 0.16 | 64 |
IV.SNTG.HHZ. | 2023-12-31T21:16:14.25 | 0.6 | undecidable | manual | S | 32 | 23.754 | 104 | -0.16 | 65 |
IV.MML1.EHZ. | 2023-12-31T21:16:12.42 | 0.6 | undecidable | manual | S | 74 | 15.873 | 117 | -0.01 | 67 |
IV.NRCA.HHZ. | 2023-12-31T21:16:12.74 | 0.6 | undecidable | manual | P | 135 | 37.8288 | 96 | -0.05 | 64 |
IV.ASSB.HHZ. | 2023-12-31T21:16:11.30 | 0.6 | undecidable | manual | S | 251 | 10.6782 | 133 | 0.02 | 68 |
IV.CESI.HHZ. | 2023-12-31T21:16:11.49 | 0.6 | undecidable | manual | S | 128 | 12.4764 | 126 | -0.16 | 66 |
IV.SNTG.HHZ. | 2023-12-31T21:16:10.65 | 0.6 | undecidable | manual | P | 32 | 23.754 | 104 | 0 | 67 |
IV.FDMO.HHZ. | 2023-12-31T21:16:10.73 | 1.0 | undecidable | manual | P | 99 | 25.0527 | 103 | -0.1 | 32 |
IV.CESI.HHZ. | 2023-12-31T21:16:09.05 | 0.6 | undecidable | manual | P | 128 | 12.4764 | 126 | -0.01 | 68 |
IV.MML1.EHZ. | 2023-12-31T21:16:09.56 | 0.3 | positive | manual | P | 74 | 15.873 | 117 | 0.06 | 100 |
IV.ASSB.HHZ. | 2023-12-31T21:16:08.92 | 1.0 | undecidable | manual | P | 251 | 10.6782 | 133 | 0.09 | 34 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ASSB.HHE. | ML:1.1 | 0.000125 | 0.28 | AML | other | m | 2023-12-31T21:16:11.50 |
IV.ASSB.HHN. | ML:1.1 | 0.0001305 | 0.16 | AML | other | m | 2023-12-31T21:16:11.44 |