A magnitude ML 0.9 earthquake occured in region: 11 km NW Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.2420, 12.5170 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 |
---|---|---|---|---|
Valfabbrica | PG | 11 | 3389 | 3389 |
Gubbio | PG | 14 | 32216 | 35605 |
Umbertide | PG | 17 | 16681 | 52286 |
Perugia | PG | 18 | 166134 | 218420 |
Bastia Umbra | PG | 20 | 21874 | 240294 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2023-05-21 23:19:38 |
43.2422 | 12.5172 | 10 | 2023-05-21 23:30:34 |
Sala Sismica INGV-Roma | 117571931 |
Field | Value |
---|---|
Time (UTC) | 2023-05-21 23:19:38 ± 0.21 |
Latitude | 43.2422 ± 0.0063 |
Longitude | 12.5172 ± 0.0136 |
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 | 117571931 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1009 |
Semi-minor axis of confidence ellipse (meter) | 696 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 59 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1010.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 177 |
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) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.22483 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.6 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 117571931 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-21 23:30:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2023-05-21T23:19:49.46 | 3.0 | undecidable | manual | P | -0.03 | 0 | |||
IV.ASSB.HHZ. | 2023-05-21T23:19:47.05 | 0.6 | undecidable | manual | S | 153 | 24.9528 | 111 | -0.43 | 45 |
IV.ATVO.HHZ. | 2023-05-21T23:19:45.23 | 0.3 | undecidable | manual | S | 330 | 17.871 | 119 | -0.04 | 75 |
IV.ASSB.HHZ. | 2023-05-21T23:19:43.60 | 1.0 | negative | manual | P | 153 | 24.9528 | 111 | 0.05 | 25 |
IV.ATFO.HHZ. | 2023-05-21T23:19:43.98 | 0.6 | undecidable | manual | S | 18 | 14.4744 | 124 | -0.27 | 48 |
IV.ATCC.EHZ. | 2023-05-21T23:19:43.73 | 0.6 | undecidable | manual | S | 122 | 11.7771 | 130 | 0.23 | 48 |
IV.ATVO.HHZ. | 2023-05-21T23:19:42.31 | 0.6 | undecidable | manual | P | 330 | 17.871 | 119 | 0.04 | 50 |
IV.ATCC.EHZ. | 2023-05-21T23:19:41.40 | 0.6 | negative | manual | P | 122 | 11.7771 | 130 | 0.15 | 49 |
IV.ATFO.HHZ. | 2023-05-21T23:19:41.77 | 1.0 | undecidable | manual | P | 18 | 14.4744 | 124 | 0.09 | 25 |
IV.MURB.HHZ. | 2023-05-21T23:19:41.58 | 0.6 | undecidable | manual | S | 15 | 2.3976 | 166 | -0.09 | 51 |
IV.MURB.HHZ. | 2023-05-21T23:19:40.34 | 0.1 | positive | manual | P | 15 | 2.3976 | 166 | 0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MURB.HHE. | ML:0.8 | 0.000106 | 0.16 | AML | other | m | 2023-05-21T23:19:43.33 |
IV.MURB.HHN. | ML:0.6 | 0.00008075 | 0.26 | AML | other | m | 2023-05-21T23:19:43.41 |
IV.CRE.HHE. | ML:3.6 | 0.008485 | 0.52 | AML | other | m | 2023-05-21T23:20:01.64 |
IV.CRE.HHN. | ML:1.0 | 0.000017500000000000002 | 1.56 | AML | other | m | 2023-05-21T23:20:05.89 |