A magnitude ML 1.0 earthquake occured in region: 6 km W Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.1600, 12.5260 at 8 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 | 6 | 3389 | 3389 |
Bastia Umbra | PG | 11 | 21874 | 25263 |
Assisi | PG | 12 | 28299 | 53562 |
Perugia | PG | 13 | 166134 | 219696 |
Torgiano | PG | 17 | 6725 | 226421 |
Bettona | PG | 17 | 4367 | 230788 |
Cannara | PG | 19 | 4305 | 235093 |
Corciano | PG | 20 | 21332 | 256425 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-08-09 00:07:46 |
43.1598 | 12.5258 | 9 | 2021-08-09 00:12:01 |
Sala Sismica INGV-Roma | 93864611 |
Field | Value |
---|---|
Time (UTC) | 2021-08-09 00:07:46 ± 0.07 |
Latitude | 43.1598 ± 0.0036 |
Longitude | 12.5258 ± 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 | 93864611 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 421 |
Semi-minor axis of confidence ellipse (meter) | 327 |
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) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 108 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
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) | 0.08723 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42808 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.4 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 93864611 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-09 00:12:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2021-08-09T00:08:02.31 | 0.6 | undecidable | manual | S | 107 | 47.5191 | 50 | -0.02 | 47 |
IV.MGAB.HHZ. | 2021-08-09T00:08:01.13 | 0.6 | undecidable | manual | S | 231 | 43.3233 | 50 | -0.09 | 47 |
IV.PIEI.HHZ. | 2021-08-09T00:08:00.96 | 0.6 | undecidable | manual | S | 1 | 41.7249 | 50 | 0.17 | 46 |
IV.FOSV.EHZ. | 2021-08-09T00:07:55.55 | 0.6 | undecidable | manual | S | 52 | 24.2535 | 109 | 0.04 | 49 |
IV.FDMO.HHZ. | 2021-08-09T00:07:55.45 | 0.6 | undecidable | manual | P | 107 | 47.5191 | 50 | -0.24 | 45 |
IV.ATVO.HHZ. | 2021-08-09T00:07:55.87 | 0.6 | undecidable | manual | S | 339 | 26.4513 | 108 | -0.39 | 46 |
IV.MGAB.HHZ. | 2021-08-09T00:07:55.48 | 0.6 | positive | manual | P | 231 | 43.3233 | 50 | 0.43 | 44 |
IV.PIEI.HHZ. | 2021-08-09T00:07:54.80 | 0.6 | positive | manual | P | 1 | 41.7249 | 50 | 0 | 48 |
IV.ASSB.HHZ. | 2021-08-09T00:07:53.17 | 0.6 | undecidable | manual | S | 140 | 16.872 | 117 | 0.01 | 50 |
IV.ATVO.HHZ. | 2021-08-09T00:07:51.83 | 1.0 | undecidable | manual | P | 339 | 26.4513 | 108 | -0.35 | 23 |
IV.ATCC.EHZ. | 2021-08-09T00:07:51.13 | 0.3 | undecidable | manual | S | 73 | 9.6792 | 131 | 0.07 | 75 |
IV.FOSV.EHZ. | 2021-08-09T00:07:51.56 | 0.6 | positive | manual | P | 52 | 24.2535 | 109 | -0.19 | 48 |
IV.MURB.HHZ. | 2021-08-09T00:07:51.70 | 0.6 | undecidable | manual | S | 359 | 11.4774 | 126 | 0.15 | 49 |
IV.ASSB.HHZ. | 2021-08-09T00:07:50.18 | 0.6 | undecidable | manual | P | 140 | 16.872 | 117 | -0.22 | 48 |
IV.ATCC.EHZ. | 2021-08-09T00:07:49.27 | 0.1 | positive | manual | P | 73 | 9.6792 | 131 | 0.09 | 100 |
IV.MURB.HHZ. | 2021-08-09T00:07:49.58 | 0.1 | positive | manual | P | 359 | 11.4774 | 126 | 0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATCC.EHE. | ML:1.3 | 0.0002947418 | 0.3 | AML | other | m | 2021-08-09T00:07:52.09 |
IV.ATCC.EHN. | ML:1.2 | 0.00024830375 | 0.24 | AML | other | m | 2021-08-09T00:07:52.00 |
IV.MURB.HHE. | ML:1.5 | 0.00039764389999999997 | 0.2 | AML | other | m | 2021-08-09T00:07:52.47 |
IV.MURB.HHN. | ML:1.4 | 0.00033398925 | 0.16 | AML | other | m | 2021-08-09T00:07:52.27 |
IV.MURB.HNE. | ML:1.4 | 0.0003566287 | 0.18 | AML | other | m | 2021-08-09T00:07:52.46 |
IV.MURB.HNN. | ML:1.4 | 0.00030234355 | 0.25 | AML | other | m | 2021-08-09T00:07:53.49 |
IV.ASSB.HHE. | ML:0.7 | 0.00004508773 | 0.08 | AML | other | m | 2021-08-09T00:07:53.95 |
IV.ASSB.HHN. | ML:0.8 | 0.00005606422499999999 | 0.08 | AML | other | m | 2021-08-09T00:07:53.95 |
IV.FOSV.EHE. | ML:0.6 | 0.000023511745 | 0.1 | AML | other | m | 2021-08-09T00:07:56.31 |
IV.FOSV.EHN. | ML:0.5 | 0.00002212221 | 0.18 | AML | other | m | 2021-08-09T00:07:55.93 |
IV.ATVO.HHE. | ML:0.6 | 0.000022759245 | 1.48 | AML | other | m | 2021-08-09T00:07:51.08 |
IV.ATVO.HHN. | ML:0.4 | 0.000016797665 | 0.24 | AML | other | m | 2021-08-09T00:07:57.39 |
IV.PIEI.HHE. | ML:0.8 | 0.000017652515000000002 | 0.16 | AML | other | m | 2021-08-09T00:08:01.53 |
IV.PIEI.HHN. | ML:0.8 | 0.000019804780000000003 | 0.16 | AML | other | m | 2021-08-09T00:08:01.46 |
IV.FDMO.HHE. | ML:0.7 | 0.000016748405 | 0.16 | AML | other | m | 2021-08-09T00:08:02.66 |
IV.FDMO.HHN. | ML:0.8 | 0.000019842225000000003 | 1.3 | AML | other | m | 2021-08-09T00:08:11.22 |
IV.MGAB.HNE. | ML:1.6 | 0.00012660183999999998 | 0.76 | AML | other | m | 2021-08-09T00:08:01.42 |
IV.MGAB.HNN. | ML:1.5 | 0.000111013505 | 0.96 | AML | other | m | 2021-08-09T00:07:57.62 |
IV.MGAB.HHE. | ML:0.9 | 0.000027498920000000003 | 0.14 | AML | other | m | 2021-08-09T00:08:02.11 |
IV.MGAB.HHN. | ML:1.2 | 0.000054764629999999996 | 0.18 | AML | other | m | 2021-08-09T00:08:01.91 |