A magnitude ML 1.0 earthquake occured in region: 3 km E Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8310, 12.9480 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 | 3 | 1075 | 1075 |
Sellano | PG | 7 | 1079 | 2154 |
Preci | PG | 9 | 724 | 2878 |
Vallo di Nera | PG | 10 | 364 | 3242 |
Norcia | PG | 13 | 4957 | 8199 |
Poggiodomo | PG | 13 | 117 | 8316 |
Cascia | PG | 14 | 3217 | 11533 |
Campello sul Clitunno | PG | 14 | 2442 | 13975 |
Sant'Anatolia di Narco | PG | 14 | 564 | 14539 |
Visso | MC | 16 | 1107 | 15646 |
Scheggino | PG | 16 | 461 | 16107 |
Trevi | PG | 17 | 8469 | 24576 |
Castelsantangelo sul Nera | MC | 18 | 281 | 24857 |
Monte Cavallo | MC | 19 | 145 | 25002 |
Monteleone di Spoleto | PG | 20 | 599 | 25601 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-10-15 21:45:46 |
42.8307 | 12.9483 | 11 | 2021-10-15 23:24:46 |
Sala Sismica INGV-Roma | 96627011 |
Field | Value |
---|---|
Time (UTC) | 2021-10-15 21:45:46 ± 0.08 |
Latitude | 42.8307 ± 0.0036 |
Longitude | 12.9483 ± 0.0061 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 96627011 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 514 |
Semi-minor axis of confidence ellipse (meter) | 424 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 126 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 510.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 119 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29947 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 96627011 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-15 23:24:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.APEC.HHZ. | 2021-10-15T21:46:11.97 | 3.0 | undecidable | manual | S | -0.04 | 0 | |||
IV.MNTT.EHZ. | 2021-10-15T21:46:07.73 | 3.0 | undecidable | manual | S | 0.3 | 0 | |||
IV.MC2.EHZ. | 2021-10-15T21:45:55.00 | 0.1 | undecidable | manual | S | 65 | 21.5673 | 116 | 0.27 | 94 |
IV.FDMO.HHZ. | 2021-10-15T21:45:55.50 | 0.1 | undecidable | manual | S | 26 | 25.4523 | 50 | -0.31 | 94 |
IV.LNSS.HHZ. | 2021-10-15T21:45:55.80 | 0.3 | undecidable | manual | S | 163 | 26.3514 | 50 | -0.24 | 72 |
IV.FOPC.HGZ. | 2021-10-15T21:45:54.84 | 3.0 | undecidable | manual | P | 0 | ||||
IV.CESI.HHZ. | 2021-10-15T21:45:54.10 | 0.3 | undecidable | manual | S | 350 | 19.6692 | 118 | -0.05 | 73 |
IV.ASSB.HHE. | 2021-10-15T21:45:53.24 | 0.3 | undecidable | manual | P | 315 | 33.2445 | 50 | 0.2 | 70 |
IV.GAVE.EHZ. | 2021-10-15T21:45:53.00 | 0.3 | undecidable | manual | S | 196 | 15.9729 | 123 | -0.06 | 74 |
IV.MMO1.HNE. | 2021-10-15T21:45:53.33 | 0.3 | undecidable | manual | P | 76 | 31.746 | 50 | 0.53 | 65 |
IV.MML1.HNN. | 2021-10-15T21:45:52.83 | 0.1 | undecidable | manual | P | 3 | 31.4463 | 50 | 0.07 | 96 |
IV.NRCA.HNZ. | 2021-10-15T21:45:52.20 | 0.1 | undecidable | manual | S | 89 | 13.4754 | 128 | -0.16 | 97 |
IV.LNSS.HHZ. | 2021-10-15T21:45:51.86 | 0.1 | undecidable | manual | P | 163 | 26.3514 | 50 | -0.12 | 97 |
IV.MC2.EHZ. | 2021-10-15T21:45:51.34 | 0.3 | undecidable | manual | P | 65 | 21.5673 | 116 | 0.12 | 73 |
IV.FDMO.HHZ. | 2021-10-15T21:45:51.72 | 0.1 | undecidable | manual | P | 26 | 25.4523 | 50 | -0.12 | 97 |
IV.GAVE.EHZ. | 2021-10-15T21:45:50.43 | 0.1 | undecidable | manual | P | 196 | 15.9729 | 123 | 0.18 | 98 |
IV.CESI.HHZ. | 2021-10-15T21:45:50.93 | 0.1 | undecidable | manual | P | 350 | 19.6692 | 118 | 0.04 | 100 |
IV.NRCA.HNZ. | 2021-10-15T21:45:49.83 | 0.1 | undecidable | manual | P | 89 | 13.4754 | 128 | -0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:0.0 | 0.00013800000000000002 | 0.24 | AML | other | m | 2021-10-15T21:45:53.49 |
IV.GAVE.EHN. | ML:0.0 | 0.000123 | 0.2 | AML | other | m | 2021-10-15T21:45:53.55 |
IV.LNSS.HHN. | ML:0.0 | 0.0000585 | 0.42 | AML | other | m | 2021-10-15T21:45:55.62 |
IV.LNSS.HHE. | ML:0.0 | 0.000066 | 0.62 | AML | other | m | 2021-10-15T21:45:55.98 |
IV.FDMO.HHE. | ML:0.8 | 0.000038105415000000004 | 0.3456 | AML | other | m | 2021-10-15T21:45:55.97 |
IV.FDMO.HHN. | ML:0.9 | 0.000042772785000000004 | 0.128 | AML | other | m | 2021-10-15T21:45:55.81 |