A magnitude ML 1.2 earthquake occured in region: 3 km E Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8190, 12.9500 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 | 3 | 1075 | 1075 |
Sellano | PG | 8 | 1079 | 2154 |
Vallo di Nera | PG | 9 | 364 | 2518 |
Preci | PG | 10 | 724 | 3242 |
Poggiodomo | PG | 12 | 117 | 3359 |
Norcia | PG | 12 | 4957 | 8316 |
Cascia | PG | 12 | 3217 | 11533 |
Sant'Anatolia di Narco | PG | 13 | 564 | 12097 |
Campello sul Clitunno | PG | 14 | 2442 | 14539 |
Scheggino | PG | 15 | 461 | 15000 |
Visso | MC | 17 | 1107 | 16107 |
Trevi | PG | 18 | 8469 | 24576 |
Monteleone di Spoleto | PG | 19 | 599 | 25175 |
Castelsantangelo sul Nera | MC | 19 | 281 | 25456 |
Spoleto | PG | 20 | 38218 | 63674 |
Monte Cavallo | MC | 20 | 145 | 63819 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-12-09 04:29:59 |
42.8187 | 12.9502 | 11 | 2021-12-09 05:20:12 |
Sala Sismica INGV-Roma | 98336351 |
Field | Value |
---|---|
Time (UTC) | 2021-12-09 04:29:59 ± 0.09 |
Latitude | 42.8187 ± 0.0045 |
Longitude | 12.9502 ± 0.0049 |
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 | 98336351 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 453 |
Semi-minor axis of confidence ellipse (meter) | 338 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 13 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 80 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30937 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 98336351 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-09 05:20:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIZZ.HHZ. | 2021-12-09T04:31:13.00 | 3.0 | positive | manual | Pg | 12.27 | 0 | |||
IV.BRMO.HHZ. | 2021-12-09T04:31:09.50 | 3.0 | undecidable | manual | Pg | 10.24 | 0 | |||
IX.COL3.HHZ.02 | 2021-12-09T04:31:08.20 | 3.0 | undecidable | manual | Sn | -1.77 | 0 | |||
IX.CMP3.EHZ.02 | 2021-12-09T04:31:07.01 | 3.0 | undecidable | manual | Sg | -0.33 | 0 | |||
SI.ABSI.HHZ. | 2021-12-09T04:31:00.34 | 3.0 | undecidable | manual | Pn | 0.74 | 0 | |||
IV.IMOL.HNZ. | 2021-12-09T04:30:57.15 | 3.0 | undecidable | manual | Sg | 4.09 | 0 | |||
OT.OT13.EHZ. | 2021-12-09T04:30:37.84 | 3.0 | negative | manual | Pg | 1.48 | 0 | |||
IV.RIBO.EHZ.01 | 2021-12-09T04:30:34.12 | 3.0 | undecidable | manual | S | -2.89 | 0 | |||
IV.FIR.HHZ. | 2021-12-09T04:30:26.54 | 3.0 | negative | manual | Pg | 3.56 | 0 | |||
IV.LRP.EHZ. | 2021-12-09T04:30:12.01 | 3.0 | undecidable | manual | P | -2.95 | 0 | |||
IV.ASSB.HHZ. | 2021-12-09T04:30:10.99 | 0.6 | undecidable | manual | S | 316 | 34.3434 | 50 | -0.26 | 46 |
IV.MOMA.HNE. | 2021-12-09T04:30:10.12 | 0.6 | undecidable | manual | S | 267 | 30.9468 | 50 | -0.24 | 46 |
IV.MMO1.HNZ. | 2021-12-09T04:30:10.64 | 0.6 | undecidable | manual | S | 74 | 31.9458 | 50 | 0.03 | 48 |
IV.MC2.EHZ. | 2021-12-09T04:30:08.14 | 0.6 | undecidable | manual | S | 62 | 21.9669 | 50 | 0.19 | 48 |
IV.LNSS.HNN. | 2021-12-09T04:30:08.66 | 0.6 | undecidable | manual | S | 163 | 25.0527 | 50 | -0.11 | 48 |
IV.FDMO.HHZ. | 2021-12-09T04:30:08.99 | 0.6 | undecidable | manual | S | 25 | 26.6511 | 50 | -0.2 | 47 |
IV.CESI.HHZ. | 2021-12-09T04:30:07.40 | 0.6 | undecidable | manual | S | 350 | 20.9679 | 50 | -0.29 | 47 |
IV.ASSB.HHZ. | 2021-12-09T04:30:06.75 | 0.3 | undecidable | manual | P | 316 | 34.3434 | 50 | 0.43 | 66 |
IV.MOMA.HNE. | 2021-12-09T04:30:06.08 | 0.1 | undecidable | manual | P | 267 | 30.9468 | 50 | 0.27 | 92 |
IV.NRCA.HHZ. | 2021-12-09T04:30:05.37 | 0.6 | undecidable | manual | S | 83 | 13.4754 | 129 | -0.24 | 48 |
IV.MMO1.HNZ. | 2021-12-09T04:30:05.92 | 0.3 | undecidable | manual | P | 74 | 31.9458 | 50 | -0.03 | 72 |
IV.FDMO.HHZ. | 2021-12-09T04:30:05.02 | 0.1 | undecidable | manual | P | 25 | 26.6511 | 50 | -0.12 | 96 |
IV.ARRO.EHN. | 2021-12-09T04:30:05.60 | 0.6 | undecidable | manual | P | 210 | 30.5472 | 50 | -0.14 | 47 |
IV.FEMA.HNN. | 2021-12-09T04:30:04.23 | 0.3 | undecidable | manual | P | 27 | 17.871 | 50 | 0.44 | 68 |
IV.CESI.HHZ. | 2021-12-09T04:30:04.11 | 0.1 | undecidable | manual | P | 350 | 20.9679 | 50 | -0.16 | 96 |
IV.MC2.EHZ. | 2021-12-09T04:30:04.53 | 0.1 | undecidable | manual | P | 62 | 21.9669 | 50 | 0.11 | 97 |
IV.LNSS.HNN. | 2021-12-09T04:30:04.83 | 0.1 | undecidable | manual | P | 163 | 25.0527 | 50 | -0.07 | 97 |
IV.NRCA.HHZ. | 2021-12-09T04:30:03.08 | 0.1 | undecidable | manual | P | 83 | 13.4754 | 129 | 0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.2 | 0.0001535 | 0.6 | AML | other | m | 2021-12-09T04:30:05.91 |
IV.NRCA.HHE. | ML:1.2 | 0.00014605515 | 0.0992 | AML | other | m | 2021-12-09T04:30:05.60 |
IV.NRCA.HNE. | ML:1.1 | 0.00013353848499999998 | 0.0896 | AML | other | m | 2021-12-09T04:30:05.65 |
IV.NRCA.HNN. | ML:1.2 | 0.00017619555 | 0.5792 | AML | other | m | 2021-12-09T04:30:05.25 |
IV.CESI.HHE. | ML:0.5 | 0.000020419525 | 0.08 | AML | other | m | 2021-12-09T04:30:07.62 |
IV.CESI.HHN. | ML:0.5 | 0.000019987165 | 0 | AML | other | m | 2021-12-09T04:30:07.61 |
IV.CESI.HNE. | ML:1.4 | 0.00017394735 | 0.9184 | AML | other | m | 2021-12-09T04:30:05.57 |
IV.CESI.HNN. | ML:1.4 | 0.00015358981999999999 | 0.9888 | AML | other | m | 2021-12-09T04:30:19.80 |
IV.MC2.EHE. | ML:1.3 | 0.00012086050999999999 | 1.1584 | AML | other | m | 2021-12-09T04:30:06.24 |
IV.MC2.EHN. | ML:1.4 | 0.00016410076 | 1.4016 | AML | other | m | 2021-12-09T04:30:07.40 |
IV.FDMO.HHE. | ML:1.1 | 0.00006308366 | 0.3808 | AML | other | m | 2021-12-09T04:30:09.18 |
IV.FDMO.HHN. | ML:0.9 | 0.00004096976 | 0.1184 | AML | other | m | 2021-12-09T04:30:09.21 |