A magnitude ML 1.1 earthquake occured in region: 5 km S Giano dell'Umbria (PG), on
and geographic coordinates (lat, lon) 42.7900, 12.5870 at 5 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 |
---|---|---|---|---|
Giano dell'Umbria | PG | 5 | 3846 | 3846 |
Massa Martana | PG | 5 | 3770 | 7616 |
Castel Ritaldi | PG | 8 | 3278 | 10894 |
Acquasparta | TR | 11 | 4778 | 15672 |
Montefalco | PG | 13 | 5679 | 21351 |
Gualdo Cattaneo | PG | 14 | 6155 | 27506 |
Spoleto | PG | 14 | 38218 | 65724 |
Todi | PG | 15 | 16851 | 82575 |
Campello sul Clitunno | PG | 16 | 2442 | 85017 |
Bevagna | PG | 16 | 5081 | 90098 |
Trevi | PG | 16 | 8469 | 98567 |
Collazzone | PG | 17 | 3473 | 102040 |
Montecastrilli | TR | 17 | 5022 | 107062 |
Fratta Todina | PG | 20 | 1839 | 108901 |
Avigliano Umbro | TR | 20 | 2558 | 111459 |
San Gemini | TR | 20 | 5018 | 116477 |
Monte Castello di Vibio | PG | 20 | 1567 | 118044 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-10-30 09:37:43 |
42.7898 | 12.5872 | 5 | 2021-10-30 09:47:51 |
Sala Sismica INGV-Roma | 97084441 |
Field | Value |
---|---|
Time (UTC) | 2021-10-30 09:37:43 ± 0.1 |
Latitude | 42.7898 ± 0.0045 |
Longitude | 12.5872 ± 0.0098 |
Depth (km) | 5 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97084441 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 775 |
Semi-minor axis of confidence ellipse (meter) | 355 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 276 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 770.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 110 |
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) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.01889 |
Epicentral distance of station farthest from the epicenter (degree) | 0.54319 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 97084441 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-30 09:47:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESI.HNE. | 2021-10-30T09:37:55.71 | 0.3 | undecidable | manual | S | 47 | 35.1426 | 98 | 0.39 | 66 |
IV.CSP1.EHZ. | 2021-10-30T09:37:54.24 | 0.3 | undecidable | manual | P | 56 | 60.2952 | 50 | -0.28 | 64 |
IV.ASSB.HHZ. | 2021-10-30T09:37:53.45 | 0.1 | undecidable | manual | S | 12 | 28.6491 | 100 | 0.36 | 89 |
IV.MML1.EHZ. | 2021-10-30T09:37:52.27 | 0.1 | undecidable | manual | P | 41 | 47.619 | 50 | -0.28 | 88 |
IV.MC2.EHE. | 2021-10-30T09:37:52.89 | 0.3 | undecidable | manual | P | 74 | 50.8158 | 50 | -0.15 | 67 |
IV.LNSS.HHZ. | 2021-10-30T09:37:51.12 | 0.3 | undecidable | manual | P | 119 | 42.3243 | 97 | -0.44 | 64 |
IV.MGAB.HHZ. | 2021-10-30T09:37:51.48 | 0.3 | undecidable | manual | P | 290 | 40.9257 | 97 | 0.2 | 68 |
IV.CESX.HHZ. | 2021-10-30T09:37:50.32 | 0.1 | undecidable | manual | S | 180 | 20.1687 | 104 | 0.12 | 95 |
IV.CESI.HNE. | 2021-10-30T09:37:49.96 | 0.1 | undecidable | manual | P | 47 | 35.1426 | 98 | -0.16 | 92 |
IV.GAVE.EHZ. | 2021-10-30T09:37:48.87 | 0.3 | undecidable | manual | P | 113 | 27.2505 | 100 | 0.31 | 68 |
IV.ASSB.HHZ. | 2021-10-30T09:37:48.86 | 0.3 | undecidable | manual | P | 12 | 28.6491 | 100 | 0.03 | 72 |
IV.CESX.HHZ. | 2021-10-30T09:37:47.51 | 0.3 | undecidable | manual | P | 180 | 20.1687 | 104 | 0.35 | 68 |
IT.GNU.HGZ. | 2021-10-30T09:37:44.63 | 0.1 | undecidable | manual | S | 318 | 2.0979 | 157 | -0.23 | 96 |
IV.MOMA.HHZ. | 2021-10-30T09:37:44.64 | 0.1 | undecidable | manual | S | 318 | 2.0979 | 157 | -0.22 | 96 |
IT.GNU.HGZ. | 2021-10-30T09:37:44.12 | 0.1 | undecidable | manual | P | 318 | 2.0979 | 157 | 0.04 | 100 |
IV.MOMA.HHZ. | 2021-10-30T09:37:44.14 | 0.1 | undecidable | manual | P | 318 | 2.0979 | 157 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESX.HHN. | ML:1.4 | 0.00019700000000000002 | 0.2 | AML | other | m | 2021-10-30T09:37:51.94 |
IV.CESX.HHE. | ML:1.1 | 0.0001102 | 0.5 | AML | other | m | 2021-10-30T09:37:53.32 |
IV.ASSB.HHN. | ML:0.9 | 0.000044649999999999994 | 0.36 | AML | other | m | 2021-10-30T09:37:55.01 |
IV.GAVE.EHN. | ML:1.1 | 0.00006745000000000001 | 0.22 | AML | other | m | 2021-10-30T09:37:55.18 |
IV.GAVE.EHE. | ML:1.2 | 0.00008609999999999999 | 0.14 | AML | other | m | 2021-10-30T09:37:55.26 |
IV.ASSB.HHE. | ML:0.9 | 0.000046700000000000003 | 0.2 | AML | other | m | 2021-10-30T09:37:55.30 |
IV.LNSS.HHE. | ML:1.2 | 0.0000544 | 0.54 | AML | other | m | 2021-10-30T09:37:58.06 |
IV.MGAB.HHN. | ML:1.2 | 0.00005815 | 0.18 | AML | other | m | 2021-10-30T09:37:58.65 |
IV.MGAB.HHE. | ML:1.0 | 0.000035449999999999994 | 1.16 | AML | other | m | 2021-10-30T09:37:59.70 |
IV.LNSS.HHN. | ML:1.1 | 0.0000463 | 1.2 | AML | other | m | 2021-10-30T09:38:00.15 |
IV.MML1.EHE. | ML:0.9 | 0.000023 | 0.6 | AML | other | m | 2021-10-30T09:38:03.24 |
IV.MML1.EHN. | ML:0.8 | 0.0000213 | 1.28 | AML | other | m | 2021-10-30T09:38:03.16 |