A magnitude ML 1.0 earthquake occured in region: 3 km SE Sellano (PG), on
and geographic coordinates (lat, lon) 42.8710, 12.9600 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 | 3 | 1079 | 1079 |
Preci | PG | 7 | 724 | 1803 |
Cerreto di Spoleto | PG | 7 | 1075 | 2878 |
Visso | MC | 13 | 1107 | 3985 |
Vallo di Nera | PG | 14 | 364 | 4349 |
Norcia | PG | 14 | 4957 | 9306 |
Monte Cavallo | MC | 14 | 145 | 9451 |
Campello sul Clitunno | PG | 16 | 2442 | 11893 |
Castelsantangelo sul Nera | MC | 16 | 281 | 12174 |
Ussita | MC | 17 | 444 | 12618 |
Trevi | PG | 17 | 8469 | 21087 |
Cascia | PG | 17 | 3217 | 24304 |
Poggiodomo | PG | 18 | 117 | 24421 |
Sant'Anatolia di Narco | PG | 18 | 564 | 24985 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-09-06 22:18:07 |
42.8707 | 12.9602 | 11 | 2021-09-06 22:21:42 |
Sala Sismica INGV-Roma | 95124921 |
Field | Value |
---|---|
Time (UTC) | 2021-09-06 22:18:07 ± 0.04 |
Latitude | 42.8707 ± 0.0027 |
Longitude | 12.9602 ± 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 | 95124921 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 328 |
Semi-minor axis of confidence ellipse (meter) | 165 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 122 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29318 |
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 | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 95124921 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-06 22:21:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MOMA.HHZ. | 2021-09-06T22:18:19.35 | 0.6 | undecidable | manual | S | 257 | 32.5452 | 50 | 0.31 | 46 |
IV.MMO1.EHZ. | 2021-09-06T22:18:18.42 | 0.6 | undecidable | manual | S | 84 | 29.9478 | 50 | 0.08 | 49 |
IV.CSP1.EHZ. | 2021-09-06T22:18:18.61 | 0.6 | undecidable | manual | S | 39 | 31.5462 | 50 | -0.16 | 48 |
IV.MML1.EHZ. | 2021-09-06T22:18:17.58 | 0.6 | undecidable | manual | S | 2 | 26.9508 | 50 | 0.04 | 49 |
IV.GUMA.HHZ. | 2021-09-06T22:18:15.57 | 3.0 | positive | manual | P | 0.16 | 0 | |||
IV.GAVE.EHZ. | 2021-09-06T22:18:15.75 | 0.6 | undecidable | manual | S | 195 | 20.4684 | 117 | -0.04 | 50 |
IV.FDMO.HHZ. | 2021-09-06T22:18:15.76 | 0.6 | undecidable | manual | S | 29 | 21.0678 | 117 | -0.22 | 48 |
IV.CESI.HHZ. | 2021-09-06T22:18:14.27 | 0.6 | undecidable | manual | S | 343 | 15.5733 | 124 | -0.04 | 50 |
IV.CSP1.EHZ. | 2021-09-06T22:18:14.18 | 0.1 | undecidable | manual | P | 39 | 31.5462 | 50 | 0.05 | 97 |
IV.MML1.EHZ. | 2021-09-06T22:18:13.49 | 0.6 | undecidable | manual | P | 2 | 26.9508 | 50 | 0.08 | 49 |
IV.MMO1.EHZ. | 2021-09-06T22:18:13.91 | 0.6 | negative | manual | P | 84 | 29.9478 | 50 | 0.03 | 49 |
IV.MOMA.HHZ. | 2021-09-06T22:18:13.99 | 0.1 | undecidable | manual | P | 257 | 32.5452 | 50 | -0.29 | 92 |
IV.NRCA.HHZ. | 2021-09-06T22:18:13.70 | 0.6 | undecidable | manual | S | 108 | 13.1757 | 129 | 0.05 | 50 |
IV.FDMO.HHZ. | 2021-09-06T22:18:12.53 | 0.6 | positive | manual | P | 29 | 21.0678 | 117 | 0.02 | 50 |
IV.GAVE.EHZ. | 2021-09-06T22:18:12.39 | 0.1 | undecidable | manual | P | 195 | 20.4684 | 117 | -0.01 | 100 |
IV.NRCA.HHZ. | 2021-09-06T22:18:11.30 | 1.0 | undecidable | manual | P | 108 | 13.1757 | 129 | 0.13 | 25 |
IV.CESI.HHZ. | 2021-09-06T22:18:11.72 | 0.1 | positive | manual | P | 343 | 15.5733 | 124 | 0.17 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.6 | 0.0004325 | 0.12 | AML | other | m | 2021-09-06T22:18:13.81 |
IV.NRCA.HHE. | ML:1.2 | 0.0001855 | 1.38 | AML | other | m | 2021-09-06T22:18:14.94 |
IV.CESI.HHE. | ML:0.7 | 0.000047350000000000006 | 0.22 | AML | other | m | 2021-09-06T22:18:14.54 |
IV.CESI.HHN. | ML:0.9 | 0.0000697 | 0.22 | AML | other | m | 2021-09-06T22:18:14.56 |
IV.FDMO.HHE. | ML:1.3 | 0.0001295 | 0.16 | AML | other | m | 2021-09-06T22:18:15.97 |
IV.FDMO.HHN. | ML:1.1 | 0.00008460000000000001 | 1.86 | AML | other | m | 2021-09-06T22:18:15.97 |
IV.GAVE.EHN. | ML:0.9 | 0.0000614 | 0.14 | AML | other | m | 2021-09-06T22:18:16.22 |
IV.GAVE.EHE. | ML:1.0 | 0.00007014999999999998 | 0.18 | AML | other | m | 2021-09-06T22:18:16.50 |
IV.MML1.EHN. | ML:0.8 | 0.00003229999999999999 | 1.42 | AML | other | m | 2021-09-06T22:18:17.09 |
IV.MML1.EHE. | ML:0.9 | 0.00004605 | 0.24 | AML | other | m | 2021-09-06T22:18:17.92 |
IV.MOMA.HHE. | ML:0.8 | 0.0000252 | 0.66 | AML | other | m | 2021-09-06T22:18:19.95 |
IV.MOMA.HHN. | ML:0.7 | 0.000021400000000000002 | 1.26 | AML | other | m | 2021-09-06T22:18:21.29 |