A magnitude ML 0.8 earthquake occured in region: 5 km W Gualdo Tadino (PG), on
and geographic coordinates (lat, lon) 43.2140, 12.7240 at 11 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 |
---|---|---|---|---|
Gualdo Tadino | PG | 5 | 15208 | 15208 |
Fossato di Vico | PG | 10 | 2840 | 18048 |
Valfabbrica | PG | 12 | 3389 | 21437 |
Nocera Umbra | PG | 13 | 5839 | 27276 |
Sigillo | PG | 13 | 2404 | 29680 |
Costacciaro | PG | 16 | 1216 | 30896 |
Fiuminata | MC | 17 | 1402 | 32298 |
Valtopina | PG | 17 | 1398 | 33696 |
Assisi | PG | 18 | 28299 | 61995 |
Esanatoglia | MC | 19 | 2034 | 64029 |
Gubbio | PG | 20 | 32216 | 96245 |
Sefro | MC | 20 | 422 | 96667 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-10-31 04:39:59 |
43.2145 | 12.7243 | 11 | 2021-10-31 04:43:47 |
Sala Sismica INGV-Roma | 97104241 |
Field | Value |
---|---|
Time (UTC) | 2021-10-31 04:39:59 ± 0.06 |
Latitude | 43.2145 ± 0.0036 |
Longitude | 12.7243 ± 0.0049 |
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 | 97104241 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 428 |
Semi-minor axis of confidence ellipse (meter) | 309 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 307 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
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) | 0.06835 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32466 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 97104241 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-31 04:43:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2021-10-31T04:40:10.73 | 0.3 | undecidable | manual | S | 67 | 33.0447 | 50 | 0.35 | 68 |
IV.ASSB.HHZ. | 2021-10-31T04:40:06.63 | 0.3 | undecidable | manual | S | 196 | 19.7691 | 118 | -0.17 | 72 |
IV.SNTG.HHZ. | 2021-10-31T04:40:06.28 | 0.3 | undecidable | manual | S | 75 | 18.0708 | 120 | 0.01 | 75 |
IV.ARVD.HHZ. | 2021-10-31T04:40:05.78 | 0.3 | undecidable | manual | P | 29 | 36.0417 | 50 | -0.25 | 69 |
IV.MURB.HHZ. | 2021-10-31T04:40:05.88 | 0.3 | undecidable | manual | S | 289 | 16.9719 | 122 | -0.09 | 74 |
IV.FDMO.HHZ. | 2021-10-31T04:40:05.95 | 0.6 | positive | manual | P | 124 | 35.4423 | 50 | 0.01 | 48 |
IV.EL6.EHZ. | 2021-10-31T04:40:05.57 | 0.3 | undecidable | manual | P | 67 | 33.0447 | 50 | 0 | 73 |
IV.CESI.HHE. | 2021-10-31T04:40:04.46 | 0.3 | undecidable | manual | P | 148 | 27.4503 | 50 | -0.25 | 70 |
IV.MURB.HHZ. | 2021-10-31T04:40:03.09 | 0.3 | undecidable | manual | P | 289 | 16.9719 | 122 | 0.07 | 74 |
IV.ATCC.EHZ. | 2021-10-31T04:40:03.69 | 0.1 | undecidable | manual | S | 245 | 7.5813 | 145 | 0.16 | 98 |
IV.SNTG.HHZ. | 2021-10-31T04:40:03.26 | 0.6 | undecidable | manual | P | 75 | 18.0708 | 120 | 0.06 | 49 |
IV.FOSV.EHZ. | 2021-10-31T04:40:03.72 | 0.1 | undecidable | manual | S | 18 | 9.3795 | 139 | -0.2 | 97 |
IV.ASSB.HHZ. | 2021-10-31T04:40:03.50 | 0.6 | undecidable | manual | P | 196 | 19.7691 | 118 | 0 | 50 |
IV.ATCC.EHZ. | 2021-10-31T04:40:01.80 | 0.1 | positive | manual | P | 245 | 7.5813 | 145 | 0.18 | 98 |
IV.FOSV.EHZ. | 2021-10-31T04:40:01.90 | 0.1 | positive | manual | P | 18 | 9.3795 | 139 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FOSV.EHN. | ML:0.6 | 0.000055 | 0.14 | AML | other | m | 2021-10-31T04:40:03.86 |
IV.ATCC.EHE. | ML:0.8 | 0.00008989999999999999 | 0.2 | AML | other | m | 2021-10-31T04:40:03.80 |
IV.ATCC.EHN. | ML:0.8 | 0.00008735000000000001 | 0.18 | AML | other | m | 2021-10-31T04:40:03.81 |
IV.FOSV.EHE. | ML:0.6 | 0.000046450000000000004 | 1.76 | AML | other | m | 2021-10-31T04:40:03.99 |
IV.MURB.HHE. | ML:1.4 | 0.0001915 | 0.18 | AML | other | m | 2021-10-31T04:40:06.42 |
IV.SNTG.HHN. | ML:0.8 | 0.000046 | 0.28 | AML | other | m | 2021-10-31T04:40:06.67 |
IV.MURB.HHN. | ML:1.0 | 0.00008965000000000001 | 1.08 | AML | other | m | 2021-10-31T04:40:06.13 |
IV.SNTG.HHE. | ML:0.5 | 0.00002565 | 0.44 | AML | other | m | 2021-10-31T04:40:06.50 |