A magnitude ML 1.3 earthquake occured in region: 3 km SW Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.1420, 12.5820 at 9 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 |
---|---|---|---|---|
Valfabbrica | PG | 3 | 3389 | 3389 |
Assisi | PG | 8 | 28299 | 31688 |
Bastia Umbra | PG | 9 | 21874 | 53562 |
Perugia | PG | 16 | 166134 | 219696 |
Cannara | PG | 16 | 4305 | 224001 |
Bettona | PG | 16 | 4367 | 228368 |
Valtopina | PG | 17 | 1398 | 229766 |
Nocera Umbra | PG | 17 | 5839 | 235605 |
Torgiano | PG | 18 | 6725 | 242330 |
Spello | PG | 18 | 8645 | 250975 |
Gualdo Tadino | PG | 19 | 15208 | 266183 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-04-14 09:22:47 |
43.1425 | 12.5823 | 9 | 2021-04-14 09:27:05 |
Sala Sismica INGV-Roma | 89088651 |
Field | Value |
---|---|
Time (UTC) | 2021-04-14 09:22:47 ± 0.06 |
Latitude | 43.1425 ± 0.0045 |
Longitude | 12.5823 ± 0.0062 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 89088651 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 551 |
Semi-minor axis of confidence ellipse (meter) | 365 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 41 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 550.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.05936 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41369 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 89088651 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-14 09:27:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MGAB.HHZ. | 2021-04-14T09:23:02.84 | 0.6 | undecidable | manual | S | 236 | 45.9207 | 50 | 0.41 | 44 |
IV.CESI.HHZ. | 2021-04-14T09:22:58.32 | 0.3 | undecidable | manual | S | 120 | 30.2475 | 50 | 0.06 | 72 |
IV.MGAB.HHZ. | 2021-04-14T09:22:55.89 | 0.1 | undecidable | manual | P | 236 | 45.9207 | 50 | -0.16 | 92 |
IV.CESI.HHZ. | 2021-04-14T09:22:53.54 | 0.1 | undecidable | manual | P | 120 | 30.2475 | 50 | -0.1 | 96 |
IV.MURB.HHZ. | 2021-04-14T09:22:53.12 | 0.3 | undecidable | manual | S | 341 | 14.1747 | 123 | -0.1 | 74 |
IV.ASSB.HHZ. | 2021-04-14T09:22:52.76 | 0.6 | undecidable | manual | S | 151 | 12.6762 | 126 | -0.04 | 50 |
IV.ATCC.EHZ. | 2021-04-14T09:22:51.51 | 0.6 | undecidable | manual | S | 45 | 6.5934 | 145 | 0.2 | 49 |
IV.ASSB.HHZ. | 2021-04-14T09:22:50.44 | 0.1 | undecidable | manual | P | 151 | 12.6762 | 126 | -0.05 | 100 |
IV.MURB.HHZ. | 2021-04-14T09:22:50.72 | 0.1 | undecidable | manual | P | 341 | 14.1747 | 123 | -0.02 | 100 |
IV.ATCC.EHZ. | 2021-04-14T09:22:49.74 | 0.1 | positive | manual | P | 45 | 6.5934 | 145 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATCC.EHE. | ML:1.3 | 0.00032950000000000004 | 0.24 | AML | other | m | 2021-04-14T09:22:52.61 |
IV.ATCC.EHN. | ML:1.3 | 0.000297 | 1.36 | AML | other | m | 2021-04-14T09:22:52.00 |
IV.ASSB.HHN. | ML:1.1 | 0.000144 | 0.08 | AML | other | m | 2021-04-14T09:22:52.87 |
IV.ASSB.HHE. | ML:1.0 | 0.00009934999999999999 | 0.2 | AML | other | m | 2021-04-14T09:22:53.11 |
IV.MURB.HHN. | ML:1.5 | 0.000333 | 0.26 | AML | other | m | 2021-04-14T09:22:54.69 |
IV.MURB.HHE. | ML:1.5 | 0.00034899999999999997 | 0.24 | AML | other | m | 2021-04-14T09:22:55.19 |