A magnitude ML 1.1 earthquake occured in region: 7 km NW Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.2240, 12.5750 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 | 7 | 3389 | 3389 |
Gubbio | PG | 15 | 32216 | 35605 |
Gualdo Tadino | PG | 17 | 15208 | 50813 |
Fossato di Vico | PG | 17 | 2840 | 53653 |
Assisi | PG | 17 | 28299 | 81952 |
Bastia Umbra | PG | 18 | 21874 | 103826 |
Sigillo | PG | 18 | 2404 | 106230 |
Costacciaro | PG | 19 | 1216 | 107446 |
Perugia | PG | 20 | 166134 | 273580 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-09-18 18:09:12 |
43.2243 | 12.5753 | 10 | 2020-09-18 18:31:03 |
Sala Sismica INGV-Roma | 83012021 |
Field | Value |
---|---|
Time (UTC) | 2020-09-18 18:09:12 ± 0.07 |
Latitude | 43.2243 ± 0.0036 |
Longitude | 12.5753 ± 0.0062 |
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 | 83012021 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 495 |
Semi-minor axis of confidence ellipse (meter) | 244 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 84 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 99 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.45955 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 83012021 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-18 18:31:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MGAB.HHZ. | 2020-09-18T18:09:29.14 | 0.3 | undecidable | manual | S | 228 | 51.0156 | 50 | 0.5 | 64 |
IV.FRON.EHZ. | 2020-09-18T18:09:24.16 | 0.3 | undecidable | manual | S | 20 | 34.743 | 50 | -0.13 | 72 |
IV.ATPI.EHZ. | 2020-09-18T18:09:22.48 | 0.1 | undecidable | manual | S | 331 | 28.749 | 50 | -0.21 | 95 |
IV.MGAB.HHZ. | 2020-09-18T18:09:21.84 | 0.1 | undecidable | manual | P | 228 | 51.0156 | 50 | 0.08 | 94 |
IV.ATVO.HHZ. | 2020-09-18T18:09:20.60 | 0.1 | undecidable | manual | S | 322 | 22.1556 | 115 | -0.21 | 96 |
IV.NARO.HHZ. | 2020-09-18T18:09:20.76 | 0.6 | undecidable | manual | P | 1 | 42.9237 | 50 | 0.26 | 46 |
IV.ASSB.HHZ. | 2020-09-18T18:09:20.22 | 0.1 | undecidable | manual | S | 161 | 21.2676 | 115 | -0.3 | 94 |
IV.ARVD.HHZ. | 2020-09-18T18:09:20.53 | 3.0 | positive | manual | P | -0.01 | 0 | |||
IV.ATFO.HHZ. | 2020-09-18T18:09:19.09 | 0.1 | undecidable | manual | S | 359 | 15.7731 | 123 | 0.23 | 97 |
IV.FOSV.EHZ. | 2020-09-18T18:09:19.25 | 0.1 | undecidable | manual | S | 62 | 16.9719 | 121 | 0.05 | 100 |
IV.FRON.EHZ. | 2020-09-18T18:09:19.07 | 0.3 | undecidable | manual | P | 20 | 34.743 | 50 | -0.18 | 71 |
IV.ATPI.EHZ. | 2020-09-18T18:09:18.25 | 0.1 | undecidable | manual | P | 331 | 28.749 | 50 | -0.07 | 98 |
IV.ASSB.HHZ. | 2020-09-18T18:09:17.02 | 0.3 | undecidable | manual | P | 161 | 21.2676 | 115 | -0.05 | 75 |
IV.ATVO.HHZ. | 2020-09-18T18:09:17.09 | 0.1 | undecidable | manual | P | 322 | 22.1556 | 115 | -0.15 | 97 |
IV.ATFO.HHZ. | 2020-09-18T18:09:16.39 | 0.1 | undecidable | manual | P | 359 | 15.7731 | 123 | 0.28 | 96 |
IV.FOSV.EHZ. | 2020-09-18T18:09:16.42 | 0.1 | undecidable | manual | P | 62 | 16.9719 | 121 | 0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATCC.EHE. | ML:1.7 | 0.0007455000000000001 | 1.78 | AML | other | m | 2020-09-18T18:09:16.98 |
IV.ATCC.EHN. | ML:1.8 | 0.000855 | 1.66 | AML | other | m | 2020-09-18T18:09:17.97 |
IV.ATFO.HHN. | ML:1.0 | 0.00008805 | 0.22 | AML | other | m | 2020-09-18T18:09:19.25 |
IV.FOSV.EHN. | ML:0.9 | 0.00007185 | 0.72 | AML | other | m | 2020-09-18T18:09:19.48 |
IV.ATFO.HHE. | ML:0.9 | 0.0000785 | 0.52 | AML | other | m | 2020-09-18T18:09:19.77 |
IV.FOSV.EHE. | ML:1.0 | 0.0000802 | 0.52 | AML | other | m | 2020-09-18T18:09:19.60 |
IV.ASSB.HHN. | ML:1.3 | 0.00015 | 0.64 | AML | other | m | 2020-09-18T18:09:20.46 |
IV.ASSB.HHE. | ML:1.3 | 0.00015200000000000004 | 0.36 | AML | other | m | 2020-09-18T18:09:20.97 |
IV.ATVO.HHN. | ML:0.6 | 0.00003095 | 0.68 | AML | other | m | 2020-09-18T18:09:21.54 |
IV.ATVO.HHE. | ML:0.9 | 0.00004985 | 0.64 | AML | other | m | 2020-09-18T18:09:21.89 |
IV.MGAB.HHN. | ML:1.2 | 0.00003925 | 0.28 | AML | other | m | 2020-09-18T18:09:31.33 |
IV.MGAB.HHE. | ML:1.1 | 0.00003275 | 0.32 | AML | other | m | 2020-09-18T18:09:34.10 |