A magnitude ML 0.7 earthquake occured in region: 6 km SE Sellano (PG), on
and geographic coordinates (lat, lon) 42.8540, 12.9740 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 | 6 | 1079 | 1079 |
Cerreto di Spoleto | PG | 6 | 1075 | 2154 |
Preci | PG | 6 | 724 | 2878 |
Norcia | PG | 12 | 4957 | 7835 |
Visso | MC | 13 | 1107 | 8942 |
Vallo di Nera | PG | 13 | 364 | 9306 |
Cascia | PG | 15 | 3217 | 12523 |
Castelsantangelo sul Nera | MC | 15 | 281 | 12804 |
Monte Cavallo | MC | 16 | 145 | 12949 |
Poggiodomo | PG | 16 | 117 | 13066 |
Campello sul Clitunno | PG | 16 | 2442 | 15508 |
Ussita | MC | 17 | 444 | 15952 |
Sant'Anatolia di Narco | PG | 17 | 564 | 16516 |
Trevi | PG | 19 | 8469 | 24985 |
Scheggino | PG | 19 | 461 | 25446 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2021-10-31 16:05:46 |
42.8535 | 12.9743 | 11 | 2021-10-31 16:22:25 |
Sala Sismica INGV-Roma | 97114961 |
Field | Value |
---|---|
Time (UTC) | 2021-10-31 16:05:46 ± 0.07 |
Latitude | 42.8535 ± 0.0027 |
Longitude | 12.9743 ± 0.0061 |
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 | 97114961 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 423 |
Semi-minor axis of confidence ellipse (meter) | 328 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 103 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 68 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.10432 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30037 |
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 | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 97114961 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-31 16:22:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASSB.HHZ. | 2021-10-31T16:05:58.19 | 0.6 | undecidable | manual | S | 309 | 33.1446 | 50 | -0.06 | 48 |
IV.CSP1.EHZ. | 2021-10-31T16:05:58.24 | 0.6 | undecidable | manual | S | 35 | 32.3454 | 50 | 0.18 | 47 |
IV.MOMA.HNE. | 2021-10-31T16:05:58.72 | 0.6 | undecidable | manual | S | 261 | 33.3444 | 50 | 0.41 | 45 |
IV.MML1.HNE. | 2021-10-31T16:05:57.19 | 0.6 | undecidable | manual | S | 360 | 28.8489 | 50 | 0.08 | 48 |
IV.LNSS.HNN. | 2021-10-31T16:05:56.90 | 0.6 | undecidable | manual | S | 169 | 28.3494 | 50 | -0.07 | 48 |
IV.FDMO.HHZ. | 2021-10-31T16:05:55.21 | 0.3 | undecidable | manual | S | 24 | 22.2555 | 50 | -0.15 | 72 |
IV.GAVE.EHZ. | 2021-10-31T16:05:54.31 | 0.6 | undecidable | manual | S | 200 | 19.0698 | 50 | -0.19 | 48 |
IV.MOMA.HNE. | 2021-10-31T16:05:54.06 | 0.3 | undecidable | manual | P | 261 | 33.3444 | 50 | 0.55 | 64 |
IV.MC2.EHN. | 2021-10-31T16:05:54.66 | 0.6 | undecidable | manual | S | 70 | 18.5703 | 50 | 0.28 | 47 |
IV.CSP1.EHZ. | 2021-10-31T16:05:53.28 | 0.3 | undecidable | manual | P | 35 | 32.3454 | 50 | -0.08 | 72 |
IV.ASSB.HHZ. | 2021-10-31T16:05:53.15 | 0.3 | undecidable | manual | P | 309 | 33.1446 | 50 | -0.33 | 68 |
IV.CESI.HHZ. | 2021-10-31T16:05:53.84 | 0.6 | undecidable | manual | S | 341 | 17.7711 | 50 | -0.31 | 47 |
IV.LNSS.HNN. | 2021-10-31T16:05:52.56 | 0.3 | undecidable | manual | P | 169 | 28.3494 | 50 | -0.18 | 71 |
IV.NRCA.HHZ. | 2021-10-31T16:05:52.38 | 0.3 | undecidable | manual | S | 101 | 11.5773 | 134 | -0.13 | 74 |
IV.FEMA.HNN. | 2021-10-31T16:05:52.99 | 0.6 | undecidable | manual | S | 27 | 13.4754 | 129 | -0.02 | 50 |
IV.MML1.HNE. | 2021-10-31T16:05:52.83 | 0.3 | undecidable | manual | P | 360 | 28.8489 | 50 | 0.01 | 73 |
IV.CESI.HHZ. | 2021-10-31T16:05:51.01 | 0.1 | undecidable | manual | P | 341 | 17.7711 | 50 | -0.09 | 98 |
IV.MC2.EHN. | 2021-10-31T16:05:51.52 | 0.3 | undecidable | manual | P | 70 | 18.5703 | 50 | 0.28 | 70 |
IV.GAVE.EHZ. | 2021-10-31T16:05:51.21 | 0.1 | undecidable | manual | P | 200 | 19.0698 | 50 | -0.09 | 98 |
IV.FDMO.HHZ. | 2021-10-31T16:05:51.75 | 0.1 | undecidable | manual | P | 24 | 22.2555 | 50 | -0.05 | 98 |
IV.NRCA.HHZ. | 2021-10-31T16:05:50.20 | 0.1 | negative | manual | P | 101 | 11.5773 | 134 | 0.04 | 100 |
IV.FEMA.HNN. | 2021-10-31T16:05:50.70 | 0.6 | undecidable | manual | P | 27 | 13.4754 | 129 | 0.25 | 48 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.2 | 0.00017999999999999998 | 0.12 | AML | other | m | 2021-10-31T16:05:52.49 |
IV.NRCA.HHE. | ML:0.9 | 0.00008319999999999999 | 0.68 | AML | other | m | 2021-10-31T16:05:52.56 |
IV.CESI.HHN. | ML:0.6 | 0.00003295 | 1.2 | AML | other | m | 2021-10-31T16:05:54.20 |
IV.CESI.HHE. | ML:0.5 | 0.00002315 | 1.12 | AML | other | m | 2021-10-31T16:05:55.28 |
IV.FDMO.HHE. | ML:1.1 | 0.00007575 | 0.36 | AML | other | m | 2021-10-31T16:05:55.40 |
IV.FDMO.HHN. | ML:0.6 | 0.0000242 | 0.3 | AML | other | m | 2021-10-31T16:05:55.79 |
IV.GAVE.EHE. | ML:0.6 | 0.0000304 | 1.5 | AML | other | m | 2021-10-31T16:05:55.13 |
IV.GAVE.EHN. | ML:0.5 | 0.000025750000000000002 | 1.4 | AML | other | m | 2021-10-31T16:05:56.91 |