A magnitude ML 0.9 earthquake occured in region: 2 km NE Castel Ritaldi (PG), on
and geographic coordinates (lat, lon) 42.8400, 12.6870 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 |
---|---|---|---|---|
Castel Ritaldi | PG | 2 | 3278 | 3278 |
Trevi | PG | 7 | 8469 | 11747 |
Montefalco | PG | 7 | 5679 | 17426 |
Campello sul Clitunno | PG | 8 | 2442 | 19868 |
Giano dell'Umbria | PG | 9 | 3846 | 23714 |
Bevagna | PG | 12 | 5081 | 28795 |
Spoleto | PG | 12 | 38218 | 67013 |
Foligno | PG | 13 | 57155 | 124168 |
Gualdo Cattaneo | PG | 13 | 6155 | 130323 |
Massa Martana | PG | 15 | 3770 | 134093 |
Vallo di Nera | PG | 16 | 364 | 134457 |
Sant'Anatolia di Narco | PG | 17 | 564 | 135021 |
Spello | PG | 17 | 8645 | 143666 |
Scheggino | PG | 18 | 461 | 144127 |
Cerreto di Spoleto | PG | 19 | 1075 | 145202 |
Cannara | PG | 19 | 4305 | 149507 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2022-08-20 04:26:14 |
42.8405 | 12.6867 | 9 | 2022-08-20 04:56:57 |
Sala Sismica INGV-Roma | 108740141 |
Field | Value |
---|---|
Time (UTC) | 2022-08-20 04:26:14 ± 0.04 |
Latitude | 42.8405 ± 0.0027 |
Longitude | 12.6867 ± 0.0049 |
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 | 108740141 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 396 |
Semi-minor axis of confidence ellipse (meter) | 178 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 301 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 156 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 8 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31386 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 108740141 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-08-20 04:56:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.STV.HHZ. | 2022-08-20T04:27:39.97 | 3.0 | undecidable | manual | Sg | 1.22 | 0 | |||
IV.MCRV.HHZ. | 2022-08-20T04:27:38.01 | 3.0 | undecidable | manual | Sg | 12.77 | 0 | |||
IV.SPS2.HHZ. | 2022-08-20T04:27:15.35 | 3.0 | positive | manual | Pg | 7.13 | 0 | |||
IV.MESG.HHZ. | 2022-08-20T04:27:07.94 | 3.0 | negative | manual | Pn | -4.58 | 0 | |||
IV.LMD.HHZ. | 2022-08-20T04:26:54.55 | 3.0 | undecidable | manual | Sn | 1.94 | 0 | |||
IV.GIUL.HHZ. | 2022-08-20T04:26:44.73 | 3.0 | undecidable | manual | Sn | -0.48 | 0 | |||
IV.NRCA.HHZ. | 2022-08-20T04:26:26.34 | 0.1 | undecidable | manual | S | 91 | 34.8429 | 50 | 0.08 | 95 |
IV.MOCL.EHZ. | 2022-08-20T04:26:23.92 | 3.0 | undecidable | manual | Pn | -3.15 | 0 | |||
IV.CESI.HHZ. | 2022-08-20T04:26:23.39 | 0.1 | undecidable | manual | S | 44 | 25.4523 | 109 | 0 | 98 |
IV.ASSB.HHZ. | 2022-08-20T04:26:22.51 | 0.1 | undecidable | manual | S | 354 | 22.5552 | 112 | 0.05 | 97 |
IV.NRCA.HHZ. | 2022-08-20T04:26:20.95 | 0.6 | undecidable | manual | P | 91 | 34.8429 | 50 | -0.15 | 47 |
IV.CESI.HHZ. | 2022-08-20T04:26:19.42 | 1.0 | undecidable | manual | P | 44 | 25.4523 | 109 | -0.02 | 24 |
IV.MOMA.HHZ. | 2022-08-20T04:26:18.82 | 0.1 | undecidable | manual | S | 247 | 10.2786 | 131 | 0.04 | 100 |
IV.ASSB.HHZ. | 2022-08-20T04:26:18.81 | 0.3 | negative | manual | P | 354 | 22.5552 | 112 | -0.09 | 72 |
IV.MOMA.HHZ. | 2022-08-20T04:26:16.76 | 0.1 | undecidable | manual | P | 247 | 10.2786 | 131 | -0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MOMA.HHE. | ML:0.8 | 0.0000736 | 0.38 | AML | other | m | 2022-08-20T04:26:19.20 |
IV.MOMA.HHN. | ML:0.9 | 0.0001175 | 0.18 | AML | other | m | 2022-08-20T04:26:19.56 |