A magnitude ML 1.2 earthquake occured in region: 3 km NW Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.1840, 12.5870 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 | 3 | 3389 | 3389 |
Assisi | PG | 13 | 28299 | 31688 |
Bastia Umbra | PG | 13 | 21874 | 53562 |
Gualdo Tadino | PG | 17 | 15208 | 68770 |
Perugia | PG | 18 | 166134 | 234904 |
Nocera Umbra | PG | 18 | 5839 | 240743 |
Fossato di Vico | PG | 19 | 2840 | 243583 |
Gubbio | PG | 19 | 32216 | 275799 |
Valtopina | PG | 19 | 1398 | 277197 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-08-19 03:46:34 |
43.1843 | 12.5873 | 11 | 2021-08-19 03:54:48 |
Sala Sismica INGV-Roma | 94354931 |
Field | Value |
---|---|
Time (UTC) | 2021-08-19 03:46:34 ± 0.06 |
Latitude | 43.1843 ± 0.0027 |
Longitude | 12.5873 ± 0.0062 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 94354931 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 469 |
Semi-minor axis of confidence ellipse (meter) | 340 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 262 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 144 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40110 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 94354931 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-19 03:54:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2021-08-19T03:46:49.25 | 0.1 | undecidable | manual | S | 69 | 44.5221 | 50 | 0.46 | 87 |
IV.MOMA.HHZ. | 2021-08-19T03:46:48.24 | 0.1 | undecidable | manual | S | 182 | 42.2244 | 50 | 0.07 | 94 |
IV.SSFR.HHZ. | 2021-08-19T03:46:45.24 | 0.3 | undecidable | manual | S | 29 | 32.0457 | 50 | -0.22 | 70 |
IV.MML1.EHZ. | 2021-08-19T03:46:45.40 | 0.3 | undecidable | manual | S | 104 | 32.0457 | 50 | -0.06 | 72 |
IV.CAFI.HHZ. | 2021-08-19T03:46:44.44 | 3.0 | undecidable | manual | P | 0.02 | 0 | |||
IV.CSP1.EHZ. | 2021-08-19T03:46:44.19 | 3.0 | negative | manual | P | 0.34 | 0 | |||
IV.ATVO.HHZ. | 2021-08-19T03:46:43.57 | 0.3 | undecidable | manual | S | 326 | 26.3514 | 50 | -0.36 | 68 |
IV.MGAB.HHZ. | 2021-08-19T03:46:43.87 | 3.0 | undecidable | manual | P | 0.13 | 0 | |||
IV.EL6.EHZ. | 2021-08-19T03:46:42.70 | 1.0 | negative | manual | P | 69 | 44.5221 | 50 | 0.03 | 24 |
IV.MOMA.HHZ. | 2021-08-19T03:46:42.63 | 0.3 | undecidable | manual | P | 182 | 42.2244 | 50 | 0.32 | 67 |
IV.FDMO.HHZ. | 2021-08-19T03:46:42.55 | 0.3 | undecidable | manual | P | 112 | 43.7229 | 50 | 0.01 | 71 |
IV.FOSV.EHZ. | 2021-08-19T03:46:41.55 | 0.1 | undecidable | manual | S | 49 | 18.6702 | 119 | -0.18 | 96 |
IV.ASSB.HHZ. | 2021-08-19T03:46:40.77 | 0.1 | undecidable | manual | S | 160 | 16.7721 | 122 | -0.39 | 92 |
IV.SSFR.HHZ. | 2021-08-19T03:46:40.62 | 0.1 | undecidable | manual | P | 29 | 32.0457 | 50 | -0.13 | 95 |
IV.MML1.EHZ. | 2021-08-19T03:46:40.68 | 0.3 | undecidable | manual | P | 104 | 32.0457 | 50 | -0.07 | 72 |
IV.MURB.HHZ. | 2021-08-19T03:46:39.53 | 0.3 | undecidable | manual | S | 330 | 10.0788 | 136 | 0.18 | 73 |
IV.ATVO.HHZ. | 2021-08-19T03:46:39.79 | 0.1 | undecidable | manual | P | 326 | 26.3514 | 50 | -0.08 | 97 |
IV.ASSB.HHZ. | 2021-08-19T03:46:38.27 | 0.1 | undecidable | manual | P | 160 | 16.7721 | 122 | 0.01 | 100 |
IV.ATCC.EHZ. | 2021-08-19T03:46:38.24 | 0.3 | undecidable | manual | S | 89 | 4.2957 | 158 | 0.01 | 76 |
IV.FOSV.EHZ. | 2021-08-19T03:46:38.63 | 0.1 | undecidable | manual | P | 49 | 18.6702 | 119 | 0.04 | 99 |
IV.MURB.HHZ. | 2021-08-19T03:46:37.47 | 0.1 | undecidable | manual | P | 330 | 10.0788 | 136 | 0.25 | 96 |
IV.ATCC.EHZ. | 2021-08-19T03:46:36.68 | 0.1 | undecidable | manual | P | 89 | 4.2957 | 158 | 0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATCC.EHE. | ML:1.5 | 0.000502 | 0.28 | AML | other | m | 2021-08-19T03:46:38.48 |
IV.ATCC.EHN. | ML:1.4 | 0.0004395 | 0.6 | AML | other | m | 2021-08-19T03:46:38.10 |
IV.MURB.HHN. | ML:1.4 | 0.00034750000000000004 | 0.32 | AML | other | m | 2021-08-19T03:46:39.93 |
IV.MURB.HHE. | ML:1.6 | 0.0005475 | 0.22 | AML | other | m | 2021-08-19T03:46:40.47 |
IV.ASSB.HHN. | ML:1.2 | 0.0001215 | 0.2 | AML | other | m | 2021-08-19T03:46:41.10 |
IV.FOSV.EHE. | ML:1.2 | 0.0001275 | 1.6 | AML | other | m | 2021-08-19T03:46:41.81 |
IV.FOSV.EHN. | ML:1.0 | 0.0000764 | 1.82 | AML | other | m | 2021-08-19T03:46:42.91 |
IV.ASSB.HHE. | ML:1.0 | 0.0000894 | 0.84 | AML | other | m | 2021-08-19T03:46:42.73 |
IV.MML1.EHE. | ML:0.9 | 0.00003655 | 1.38 | AML | other | m | 2021-08-19T03:46:45.86 |
IV.MML1.EHN. | ML:1.0 | 0.0000485 | 0.28 | AML | other | m | 2021-08-19T03:46:46.27 |
IV.SSFR.HHE. | ML:1.5 | 0.0001385 | 0.18 | AML | other | m | 2021-08-19T03:46:46.64 |
IV.SSFR.HHN. | ML:1.5 | 0.00015000000000000001 | 0.2 | AML | other | m | 2021-08-19T03:46:46.89 |
IV.FDMO.HHE. | ML:1.0 | 0.00002815 | 0.16 | AML | other | m | 2021-08-19T03:46:49.36 |
IV.MOMA.HHE. | ML:0.8 | 0.000021499999999999997 | 0.9 | AML | other | m | 2021-08-19T03:46:49.83 |
IV.FDMO.HHN. | ML:1.0 | 0.0000304 | 1.42 | AML | other | m | 2021-08-19T03:46:49.27 |
IV.MGAB.HHE. | ML:1.1 | 0.0000344 | 0.84 | AML | other | m | 2021-08-19T03:46:53.40 |
IV.MGAB.HHN. | ML:1.4 | 0.00006395000000000001 | 0.88 | AML | other | m | 2021-08-19T03:46:53.91 |
IV.MOMA.HHN. | ML:0.9 | 0.00002465 | 1.58 | AML | other | m | 2021-08-19T03:46:56.79 |