A magnitude ML 1.2 earthquake occured in region: 3 km SW Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.1440, 12.5690 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 |
Bastia Umbra | PG | 9 | 21874 | 25263 |
Assisi | PG | 9 | 28299 | 53562 |
Perugia | PG | 15 | 166134 | 219696 |
Bettona | PG | 16 | 4367 | 224063 |
Cannara | PG | 17 | 4305 | 228368 |
Torgiano | PG | 17 | 6725 | 235093 |
Valtopina | PG | 18 | 1398 | 236491 |
Nocera Umbra | PG | 18 | 5839 | 242330 |
Spello | PG | 19 | 8645 | 250975 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2020-08-31 19:01:17 |
43.1443 | 12.5692 | 10 | 2020-08-31 19:06:52 |
Sala Sismica INGV-Roma | 82500761 |
Field | Value |
---|---|
Time (UTC) | 2020-08-31 19:01:17 ± 0.09 |
Latitude | 43.1443 ± 0.0045 |
Longitude | 12.5692 ± 0.0099 |
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 | 82500761 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 902 |
Semi-minor axis of confidence ellipse (meter) | 225 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 61 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 900.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 178 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26530 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.5 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 82500761 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-31 19:06:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.AGST.EHZ. | 2020-08-31T19:02:53.59 | 3.0 | undecidable | manual | Pg | 11.4 | 0 | |||
GU.RNCA.HHZ. | 2020-08-31T19:02:46.18 | 3.0 | undecidable | manual | Sn | 1.69 | 0 | |||
IV.PTRP.HHZ. | 2020-08-31T19:02:45.44 | 3.0 | undecidable | manual | Sn | -2.09 | 0 | |||
GU.REMY.HHZ. | 2020-08-31T19:02:33.19 | 3.0 | negative | manual | Pn | 6.73 | 0 | |||
IV.SPS2.HHZ. | 2020-08-31T19:02:28.19 | 3.0 | positive | manual | Pg | 7.83 | 0 | |||
IV.NDIM.HHZ. | 2020-08-31T19:02:20.19 | 3.0 | undecidable | manual | Sg | 0.07 | 0 | |||
IV.ROSPO.HHZ. | 2020-08-31T19:01:43.13 | 3.0 | undecidable | manual | Pg | 3.94 | 0 | |||
IV.RMP.HHZ. | 2020-08-31T19:01:37.79 | 3.0 | negative | manual | Pn | -0.19 | 0 | |||
IV.VCEL.EHZ. | 2020-08-31T19:01:29.24 | 3.0 | undecidable | manual | P | -0.62 | 0 | |||
IV.ATVO.HHZ. | 2020-08-31T19:01:27.77 | 0.6 | undecidable | manual | S | 334 | 29.4483 | 50 | -0.03 | 48 |
IV.ATLO.HNN. | 2020-08-31T19:01:25.83 | 0.1 | undecidable | manual | S | 325 | 23.0547 | 114 | -0.15 | 95 |
IV.MURB.HHZ. | 2020-08-31T19:01:23.41 | 0.3 | undecidable | manual | S | 345 | 13.6752 | 126 | 0.26 | 71 |
IV.ATVO.HHZ. | 2020-08-31T19:01:23.29 | 1.0 | undecidable | manual | P | 334 | 29.4483 | 50 | -0.06 | 24 |
IV.ATLO.HNN. | 2020-08-31T19:01:22.22 | 0.1 | undecidable | manual | P | 325 | 23.0547 | 114 | -0.08 | 97 |
IV.ASSB.HHZ. | 2020-08-31T19:01:22.99 | 0.3 | undecidable | manual | S | 147 | 13.3755 | 127 | -0.08 | 74 |
IV.ATCC.EHZ. | 2020-08-31T19:01:21.39 | 0.3 | undecidable | manual | S | 52 | 7.2927 | 144 | -0.18 | 73 |
IV.ASSB.HHZ. | 2020-08-31T19:01:20.72 | 0.1 | positive | manual | P | 147 | 13.3755 | 127 | 0.1 | 98 |
IV.MURB.HHZ. | 2020-08-31T19:01:20.80 | 0.3 | undecidable | manual | P | 345 | 13.6752 | 126 | 0.14 | 73 |
IV.ATCC.EHZ. | 2020-08-31T19:01:19.79 | 0.1 | undecidable | manual | P | 52 | 7.2927 | 144 | 0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATCC.EHN. | ML:1.2 | 0.000235 | 0.5 | AML | other | m | 2020-08-31T19:01:21.94 |
IV.ATCC.EHE. | ML:1.2 | 0.00026700000000000004 | 0.36 | AML | other | m | 2020-08-31T19:01:21.53 |
IV.ASSB.HHE. | ML:0.8 | 0.000060100000000000004 | 1.54 | AML | other | m | 2020-08-31T19:01:23.20 |
IV.ASSB.HHN. | ML:0.9 | 0.0000819 | 0.08 | AML | other | m | 2020-08-31T19:01:23.60 |
IV.MURB.HHE. | ML:1.3 | 0.0002165 | 0.28 | AML | other | m | 2020-08-31T19:01:23.66 |
IV.MURB.HHN. | ML:1.0 | 0.00011449999999999999 | 0.26 | AML | other | m | 2020-08-31T19:01:24.46 |
IV.NDIM.HHN. | ML:3.0 | 0.00020700000000000002 | 0.52 | AML | other | m | 2020-08-31T19:02:20.32 |
IV.NDIM.HHE. | ML:3.4 | 0.0006154999999999999 | 0.58 | AML | other | m | 2020-08-31T19:02:25.66 |