A magnitude ML 1.1 earthquake occured in region: 4 km E Sellano (PG), on
and geographic coordinates (lat, lon) 42.8970, 12.9750 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 |
---|---|---|---|---|
Sellano | PG | 4 | 1079 | 1079 |
Preci | PG | 6 | 724 | 1803 |
Cerreto di Spoleto | PG | 10 | 1075 | 2878 |
Visso | MC | 10 | 1107 | 3985 |
Monte Cavallo | MC | 11 | 145 | 4130 |
Ussita | MC | 14 | 444 | 4574 |
Castelsantangelo sul Nera | MC | 15 | 281 | 4855 |
Norcia | PG | 15 | 4957 | 9812 |
Vallo di Nera | PG | 17 | 364 | 10176 |
Pieve Torina | MC | 18 | 1458 | 11634 |
Campello sul Clitunno | PG | 18 | 2442 | 14076 |
Fiordimonte | MC | 18 | 202 | 14278 |
Trevi | PG | 19 | 8469 | 22747 |
Serravalle di Chienti | MC | 20 | 1070 | 23817 |
Cascia | PG | 20 | 3217 | 27034 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-10-27 03:07:22 |
42.8967 | 12.975 | 11 | 2021-10-27 03:11:08 |
Sala Sismica INGV-Roma | 97011551 |
Field | Value |
---|---|
Time (UTC) | 2021-10-27 03:07:22 ± 0.04 |
Latitude | 42.8967 ± 0.0018 |
Longitude | 12.9750 ± 0.0037 |
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 | 97011551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 290 |
Semi-minor axis of confidence ellipse (meter) | 163 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 267 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 290.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 139 |
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) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29768 |
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 | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 97011551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-27 03:11:08 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MMUR.HNZ. | 2021-10-27T03:07:42.97 | 3.0 | undecidable | manual | S | 0.42 | 0 | |||
IV.MMO1.EHZ. | 2021-10-27T03:07:32.74 | 0.1 | undecidable | manual | S | 89 | 28.5492 | 50 | 0.17 | 94 |
IV.CSP1.EHZ. | 2021-10-27T03:07:32.46 | 0.1 | undecidable | manual | S | 41 | 28.5492 | 50 | -0.1 | 95 |
IV.GAVE.EHZ. | 2021-10-27T03:07:31.14 | 0.1 | undecidable | manual | S | 196 | 23.6541 | 50 | -0.1 | 96 |
IV.MML1.EHZ. | 2021-10-27T03:07:31.36 | 0.1 | undecidable | manual | S | 359 | 24.0537 | 50 | 0.01 | 98 |
IV.FDMO.HHZ. | 2021-10-27T03:07:29.47 | 0.1 | undecidable | manual | S | 30 | 17.9709 | 121 | -0.17 | 96 |
IV.CESI.HHZ. | 2021-10-27T03:07:28.30 | 0.1 | undecidable | manual | S | 335 | 13.2756 | 129 | 0 | 100 |
IV.MMO1.EHZ. | 2021-10-27T03:07:28.20 | 1.0 | undecidable | manual | P | 89 | 28.5492 | 50 | -0.06 | 24 |
IV.CSP1.EHZ. | 2021-10-27T03:07:28.33 | 0.6 | positive | manual | P | 41 | 28.5492 | 50 | 0.07 | 48 |
IV.NRCA.HHZ. | 2021-10-27T03:07:28.27 | 0.1 | undecidable | manual | S | 122 | 13.2756 | 129 | -0.04 | 99 |
IV.LNSS.HHZ. | 2021-10-27T03:07:28.85 | 0.6 | negative | manual | P | 171 | 33.0447 | 50 | -0.1 | 47 |
IV.MML1.EHZ. | 2021-10-27T03:07:27.67 | 1.0 | negative | manual | P | 359 | 24.0537 | 50 | 0.11 | 24 |
IV.GAVE.EHZ. | 2021-10-27T03:07:27.47 | 0.3 | positive | manual | P | 196 | 23.6541 | 50 | -0.03 | 73 |
IV.NRCA.HHZ. | 2021-10-27T03:07:26.00 | 0.6 | undecidable | manual | P | 122 | 13.2756 | 129 | 0.2 | 48 |
IV.CESI.HHZ. | 2021-10-27T03:07:26.04 | 0.3 | undecidable | manual | P | 335 | 13.2756 | 129 | 0.24 | 71 |
IV.FDMO.HHZ. | 2021-10-27T03:07:26.47 | 1.0 | positive | manual | P | 30 | 17.9709 | 121 | -0.11 | 24 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.2 | 0.00016599999999999997 | 0.18 | AML | other | m | 2021-10-27T03:07:28.38 |
IV.CESI.HHN. | ML:1.2 | 0.0001445 | 0.32 | AML | other | m | 2021-10-27T03:07:28.57 |
IV.NRCA.HHE. | ML:1.2 | 0.00014700000000000002 | 0.18 | AML | other | m | 2021-10-27T03:07:28.52 |
IV.CESI.HHE. | ML:0.8 | 0.0000665 | 0.4 | AML | other | m | 2021-10-27T03:07:28.72 |
IV.FDMO.HHE. | ML:1.3 | 0.000147 | 0.16 | AML | other | m | 2021-10-27T03:07:29.74 |
IV.FDMO.HHN. | ML:0.9 | 0.0000696 | 0.2 | AML | other | m | 2021-10-27T03:07:29.84 |
IV.MML1.EHN. | ML:0.9 | 0.000051699999999999996 | 0.16 | AML | other | m | 2021-10-27T03:07:31.68 |
IV.MML1.EHE. | ML:1.1 | 0.0000741 | 0.18 | AML | other | m | 2021-10-27T03:07:31.69 |