A magnitude ML 1.2 earthquake occured in region: 3 km S Montefalco (PG), on
and geographic coordinates (lat, lon) 42.8700, 12.6610 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 |
---|---|---|---|---|
Montefalco | PG | 3 | 5679 | 5679 |
Castel Ritaldi | PG | 5 | 3278 | 8957 |
Trevi | PG | 7 | 8469 | 17426 |
Giano dell'Umbria | PG | 8 | 3846 | 21272 |
Bevagna | PG | 8 | 5081 | 26353 |
Gualdo Cattaneo | PG | 10 | 6155 | 32508 |
Foligno | PG | 10 | 57155 | 89663 |
Campello sul Clitunno | PG | 11 | 2442 | 92105 |
Spello | PG | 14 | 8645 | 100750 |
Massa Martana | PG | 15 | 3770 | 104520 |
Cannara | PG | 15 | 4305 | 108825 |
Spoleto | PG | 16 | 38218 | 147043 |
Collazzone | PG | 18 | 3473 | 150516 |
Vallo di Nera | PG | 20 | 364 | 150880 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-01-16 10:21:37 |
42.8697 | 12.6607 | 8 | 2021-01-16 10:38:19 |
Sala Sismica INGV-Roma | 86300791 |
Field | Value |
---|---|
Time (UTC) | 2021-01-16 10:21:37 ± 0.11 |
Latitude | 42.8697 ± 0.0054 |
Longitude | 12.6607 ± 0.0110 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 86300791 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 886 |
Semi-minor axis of confidence ellipse (meter) | 471 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 294 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 890.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 132 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33455 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 86300791 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-16 10:38:19 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BRES.EHZ. | 2021-01-16T10:23:24.72 | 3.0 | undecidable | manual | Sn | -2.84 | 0 | |||
ST.CARE.EHZ. | 2021-01-16T10:23:23.07 | 3.0 | undecidable | manual | Sn | -5.66 | 0 | |||
IT.DANT.HNZ. | 2021-01-16T10:23:17.29 | 3.0 | undecidable | manual | Sn | -3.63 | 0 | |||
ST.PANI.EHZ. | 2021-01-16T10:23:10.75 | 3.0 | undecidable | manual | Sn | -4.79 | 0 | |||
GU.BLANC.HHZ. | 2021-01-16T10:23:08.87 | 3.0 | undecidable | manual | Pg | 14.28 | 0 | |||
HL.VLS.HHZ. | 2021-01-16T10:23:08.68 | 3.0 | undecidable | manual | Pn | 1.37 | 0 | |||
IV.TEOL.HHZ. | 2021-01-16T10:23:08.64 | 3.0 | undecidable | manual | Sg | 10.74 | 0 | |||
IV.SALB.HHZ. | 2021-01-16T10:23:01.96 | 3.0 | undecidable | manual | Sg | 1.71 | 0 | |||
IV.GIZZ.HHZ. | 2021-01-16T10:22:37.18 | 3.0 | positive | manual | Pg | 8.55 | 0 | |||
IV.SENA.HHZ. | 2021-01-16T10:22:27.73 | 3.0 | undecidable | manual | Pg | 2.12 | 0 | |||
IX.STN3.HHZ.02 | 2021-01-16T10:22:09.60 | 3.0 | positive | manual | Pg | 2.18 | 0 | |||
IV.FIR.HHZ. | 2021-01-16T10:22:01.42 | 3.0 | undecidable | manual | Pn | -2.23 | 0 | |||
IT.MCLF.HNZ. | 2021-01-16T10:21:59.50 | 3.0 | undecidable | manual | S | -4.9 | 0 | |||
IV.NRCA.HHZ. | 2021-01-16T10:21:51.09 | 1.0 | undecidable | manual | S | 96 | 37.1295 | 50 | 0.45 | 30 |
IV.PTRJ.HNZ. | 2021-01-16T10:21:48.90 | 3.0 | undecidable | manual | P | -2.57 | 0 | |||
IV.CESI.HHZ. | 2021-01-16T10:21:46.59 | 0.6 | undecidable | manual | S | 53 | 24.8529 | 108 | -0.04 | 66 |
IV.NRCA.HHZ. | 2021-01-16T10:21:44.71 | 0.6 | undecidable | manual | P | 96 | 37.1295 | 50 | -0.41 | 60 |
IV.ASSB.HHZ. | 2021-01-16T10:21:44.72 | 0.6 | undecidable | manual | S | 360 | 19.1697 | 112 | -0.06 | 67 |
IV.ATCC.HNN. | 2021-01-16T10:21:44.72 | 1.0 | undecidable | manual | P | 357 | 35.0427 | 103 | -0.05 | 32 |
IV.CESI.HHZ. | 2021-01-16T10:21:42.95 | 1.0 | positive | manual | P | 53 | 24.8529 | 108 | 0.14 | 32 |
IV.MOMA.HHZ. | 2021-01-16T10:21:41.92 | 0.6 | undecidable | manual | S | 225 | 10.3785 | 127 | -0.18 | 66 |
IV.ASSB.HHZ. | 2021-01-16T10:21:41.81 | 0.3 | negative | manual | P | 360 | 19.1697 | 112 | 0.07 | 100 |
IT.GNU.HGE. | 2021-01-16T10:21:40.39 | 1.0 | undecidable | manual | P | 225 | 10.3785 | 127 | 0.2 | 33 |
IV.MOMA.HHZ. | 2021-01-16T10:21:40.32 | 0.3 | undecidable | manual | P | 225 | 10.3785 | 127 | 0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MOMA.HHE. | ML:1.3 | 0.00029381279999999996 | 0.2624 | AML | other | m | 2021-01-16T10:21:42.78 |
IV.MOMA.HHN. | ML:1.3 | 0.00025358989999999996 | 0.3008 | AML | other | m | 2021-01-16T10:21:42.12 |
IV.NRCA.HHE. | ML:1.1 | 0.000045739195000000004 | 0.1408 | AML | other | m | 2021-01-16T10:21:52.00 |
IV.NRCA.HHN. | ML:0.9 | 0.000032252565 | 0.16 | AML | other | m | 2021-01-16T10:21:53.67 |
IV.MOMA.HNE. | ML:1.3 | 0.0002808295 | 0.192 | AML | other | m | 2021-01-16T10:21:42.68 |
IV.MOMA.HNN. | ML:1.3 | 0.000272601 | 0.3008 | AML | other | m | 2021-01-16T10:21:42.12 |
IV.CESI.HHE. | ML:0.9 | 0.000049132430000000006 | 1.6192 | AML | other | m | 2021-01-16T10:22:05.84 |
IV.CESI.HHN. | ML:0.8 | 0.0000381006 | 1.2416 | AML | other | m | 2021-01-16T10:22:01.96 |
IV.CESI.HNE. | ML:1.4 | 0.0001583165 | 0.8832 | AML | other | m | 2021-01-16T10:21:55.52 |
IV.CESI.HNN. | ML:1.4 | 0.00016574525000000002 | 0.768 | AML | other | m | 2021-01-16T10:21:58.62 |