A magnitude ML 1.1 earthquake occured in region: 6 km NE Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8480, 12.9770 at 10 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 | 6 | 1075 | 1075 |
Sellano | PG | 6 | 1079 | 2154 |
Preci | PG | 6 | 724 | 2878 |
Norcia | PG | 11 | 4957 | 7835 |
Vallo di Nera | PG | 13 | 364 | 8199 |
Visso | MC | 13 | 1107 | 9306 |
Cascia | PG | 15 | 3217 | 12523 |
Castelsantangelo sul Nera | MC | 15 | 281 | 12804 |
Poggiodomo | PG | 15 | 117 | 12921 |
Monte Cavallo | MC | 16 | 145 | 13066 |
Campello sul Clitunno | PG | 17 | 2442 | 15508 |
Sant'Anatolia di Narco | PG | 17 | 564 | 16072 |
Ussita | MC | 17 | 444 | 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 1.1 | 2021-11-22 23:32:38 |
42.8482 | 12.9768 | 10 | 2021-11-22 23:38:34 |
Sala Sismica INGV-Roma | 97703221 |
Field | Value |
---|---|
Time (UTC) | 2021-11-22 23:32:38 ± 0.1 |
Latitude | 42.8482 ± 0.0045 |
Longitude | 12.9768 ± 0.0098 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97703221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 802 |
Semi-minor axis of confidence ellipse (meter) | 182 |
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) | 800.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 109 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.10162 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30307 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 97703221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-22 23:38:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2021-11-22T23:32:49.39 | 0.3 | undecidable | manual | S | 34 | 32.745 | 50 | -0.08 | 73 |
IV.MML1.EHZ. | 2021-11-22T23:32:48.37 | 0.3 | undecidable | manual | S | 359 | 29.4483 | 50 | -0.21 | 71 |
IV.MMO1.EHZ. | 2021-11-22T23:32:48.43 | 0.3 | undecidable | manual | S | 79 | 29.0487 | 50 | -0.04 | 74 |
IV.LNSS.HHZ. | 2021-11-22T23:32:47.92 | 0.3 | undecidable | manual | S | 169 | 27.75 | 50 | -0.2 | 71 |
IV.FDMO.HHZ. | 2021-11-22T23:32:46.40 | 0.3 | undecidable | manual | S | 23 | 22.755 | 114 | -0.25 | 71 |
IV.ASSB.HHZ. | 2021-11-22T23:32:45.84 | 0.1 | undecidable | manual | P | 310 | 33.6441 | 50 | 1.07 | 69 |
IV.CSP1.EHZ. | 2021-11-22T23:32:44.60 | 0.1 | undecidable | manual | P | 34 | 32.745 | 50 | -0.03 | 98 |
IV.CESI.HHZ. | 2021-11-22T23:32:44.97 | 0.3 | undecidable | manual | S | 341 | 18.3705 | 119 | -0.31 | 71 |
IV.GAVE.EHZ. | 2021-11-22T23:32:44.87 | 0.3 | undecidable | manual | S | 201 | 18.5703 | 118 | -0.49 | 68 |
IV.MML1.EHZ. | 2021-11-22T23:32:44.01 | 0.1 | undecidable | manual | P | 359 | 29.4483 | 50 | -0.12 | 97 |
IV.MMO1.EHZ. | 2021-11-22T23:32:44.08 | 0.1 | undecidable | manual | P | 79 | 29.0487 | 50 | 0.02 | 99 |
IV.NRCA.HHZ. | 2021-11-22T23:32:43.61 | 0.6 | undecidable | manual | S | 98 | 11.2776 | 132 | 0.34 | 48 |
IV.LNSS.HHZ. | 2021-11-22T23:32:43.73 | 0.1 | undecidable | manual | P | 169 | 27.75 | 50 | -0.13 | 97 |
IV.FDMO.HHZ. | 2021-11-22T23:32:42.98 | 0.1 | undecidable | manual | P | 23 | 22.755 | 114 | -0.03 | 99 |
IV.CESI.HHZ. | 2021-11-22T23:32:42.26 | 0.1 | positive | manual | P | 341 | 18.3705 | 119 | 0.04 | 100 |
IV.GAVE.EHZ. | 2021-11-22T23:32:42.39 | 0.1 | undecidable | manual | P | 201 | 18.5703 | 118 | 0.13 | 98 |
IV.NRCA.HHZ. | 2021-11-22T23:32:41.40 | 0.1 | undecidable | manual | P | 98 | 11.2776 | 132 | 0.34 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.3 | 0.0002575 | 0.1 | AML | other | m | 2021-11-22T23:32:43.72 |
IV.NRCA.HHE. | ML:1.2 | 0.0001715 | 0.12 | AML | other | m | 2021-11-22T23:32:43.79 |
IV.GAVE.EHE. | ML:0.9 | 0.00006379999999999999 | 1.44 | AML | other | m | 2021-11-22T23:32:46.07 |
IV.GAVE.EHN. | ML:1.0 | 0.0000804 | 0.66 | AML | other | m | 2021-11-22T23:32:46.28 |