A magnitude ML 0.9 earthquake occured in region: 3 km NE Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8420, 12.9490 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 4 | 1075 | 1075 |
Sellano | PG | 6 | 1079 | 2154 |
Preci | PG | 9 | 724 | 2878 |
Vallo di Nera | PG | 11 | 364 | 3242 |
Norcia | PG | 13 | 4957 | 8199 |
Campello sul Clitunno | PG | 14 | 2442 | 10641 |
Poggiodomo | PG | 14 | 117 | 10758 |
Cascia | PG | 15 | 3217 | 13975 |
Sant'Anatolia di Narco | PG | 15 | 564 | 14539 |
Visso | MC | 15 | 1107 | 15646 |
Trevi | PG | 17 | 8469 | 24115 |
Scheggino | PG | 17 | 461 | 24576 |
Monte Cavallo | MC | 18 | 145 | 24721 |
Castelsantangelo sul Nera | MC | 18 | 281 | 25002 |
Ussita | MC | 19 | 444 | 25446 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-12-03 09:28:08 |
42.8415 | 12.9487 | 11 | 2021-12-03 09:32:19 |
Sala Sismica INGV-Roma | 98087321 |
Field | Value |
---|---|
Time (UTC) | 2021-12-03 09:28:08 ± 0.03 |
Latitude | 42.8415 ± 0.0009 |
Longitude | 12.9487 ± 0.0037 |
Depth (km) | 11 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 98087321 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 260 |
Semi-minor axis of confidence ellipse (meter) | 150 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 274 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 260.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 154 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.07 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24821 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 98087321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-03 09:32:19 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2021-12-03T09:28:42.14 | 3.0 | undecidable | manual | S | 0.01 | 0 | |||
IV.MMUR.HNZ. | 2021-12-03T09:28:29.56 | 3.0 | undecidable | manual | S | 0.71 | 0 | |||
IV.MURB.HHZ. | 2021-12-03T09:28:25.39 | 3.0 | undecidable | manual | S | -0.08 | 0 | |||
IV.LNSS.HHE. | 2021-12-03T09:28:18.04 | 0.3 | undecidable | manual | S | 164 | 27.5502 | 50 | 0 | 99 |
IV.FDMO.HHZ. | 2021-12-03T09:28:17.18 | 0.3 | undecidable | manual | S | 27 | 24.3534 | 50 | -0.02 | 99 |
IV.CESI.HHZ. | 2021-12-03T09:28:15.52 | 0.3 | undecidable | manual | S | 349 | 18.4704 | 50 | -0.1 | 98 |
IV.GAVE.EHZ. | 2021-12-03T09:28:15.21 | 0.3 | undecidable | manual | S | 195 | 17.1717 | 50 | -0.06 | 99 |
IV.NRCA.HHZ. | 2021-12-03T09:28:14.24 | 0.3 | undecidable | manual | S | 94 | 13.4754 | 50 | -0.06 | 100 |
IV.FDMO.HHZ. | 2021-12-03T09:28:13.51 | 0.6 | undecidable | manual | P | 27 | 24.3534 | 50 | 0.1 | 65 |
IV.LNSS.HHE. | 2021-12-03T09:28:13.82 | 0.3 | undecidable | manual | P | 164 | 27.5502 | 50 | -0.07 | 97 |
IV.CESI.HHZ. | 2021-12-03T09:28:12.58 | 0.3 | undecidable | manual | P | 349 | 18.4704 | 50 | 0.08 | 99 |
IV.GAVE.EHZ. | 2021-12-03T09:28:12.38 | 0.3 | positive | manual | P | 195 | 17.1717 | 50 | 0.08 | 99 |
IV.NRCA.HHZ. | 2021-12-03T09:28:11.82 | 0.3 | undecidable | manual | P | 94 | 13.4754 | 50 | 0.09 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.9 | 0.00008725 | 0.58 | AML | other | m | 2021-12-03T09:28:14.35 |
IV.NRCA.HHN. | ML:0.9 | 0.00007535 | 1.32 | AML | other | m | 2021-12-03T09:28:15.93 |