A magnitude ML 1.3 earthquake occured in region: 5 km NW Preci (PG), on
and geographic coordinates (lat, lon) 42.9020, 12.9870 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 |
---|---|---|---|---|
Preci | PG | 5 | 724 | 724 |
Sellano | PG | 5 | 1079 | 1803 |
Visso | MC | 9 | 1107 | 2910 |
Monte Cavallo | MC | 10 | 145 | 3055 |
Cerreto di Spoleto | PG | 11 | 1075 | 4130 |
Ussita | MC | 13 | 444 | 4574 |
Castelsantangelo sul Nera | MC | 14 | 281 | 4855 |
Norcia | PG | 15 | 4957 | 9812 |
Pieve Torina | MC | 17 | 1458 | 11270 |
Fiordimonte | MC | 17 | 202 | 11472 |
Vallo di Nera | PG | 18 | 364 | 11836 |
Serravalle di Chienti | MC | 19 | 1070 | 12906 |
Campello sul Clitunno | PG | 19 | 2442 | 15348 |
Trevi | PG | 20 | 8469 | 23817 |
Pievebovigliana | MC | 20 | 866 | 24683 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-02-21 10:38:55 |
42.9018 | 12.987 | 11 | 2021-02-21 10:49:21 |
Sala Sismica INGV-Roma | 87354631 |
Field | Value |
---|---|
Time (UTC) | 2021-02-21 10:38:55 ± 0.05 |
Latitude | 42.9018 ± 0.0027 |
Longitude | 12.9870 ± 0.0037 |
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 | 87354631 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 324 |
Semi-minor axis of confidence ellipse (meter) | 256 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 11 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 126 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32106 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 87354631 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-21 10:49:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BRSN.EHZ. | 2021-02-21T10:39:44.01 | 3.0 | undecidable | manual | S | -3.37 | 0 | |||
IV.RMP.HHZ. | 2021-02-21T10:39:18.75 | 3.0 | positive | manual | P | 0.11 | 0 | |||
IV.MNTP.HNZ. | 2021-02-21T10:39:14.35 | 3.0 | undecidable | manual | S | 0.51 | 0 | |||
IV.EL6.EHZ. | 2021-02-21T10:39:11.02 | 3.0 | undecidable | manual | S | -3.18 | 0 | |||
IV.MOMA.HHZ. | 2021-02-21T10:39:08.04 | 0.3 | undecidable | manual | S | 252 | 35.6421 | 50 | 0.23 | 69 |
IV.ASSB.HHZ. | 2021-02-21T10:39:06.29 | 0.3 | undecidable | manual | S | 300 | 30.8469 | 50 | -0.26 | 69 |
IV.CSP1.EHZ. | 2021-02-21T10:39:05.70 | 0.1 | undecidable | manual | S | 40 | 27.5502 | 50 | 0.05 | 97 |
IV.MML1.EHZ. | 2021-02-21T10:39:04.55 | 0.1 | undecidable | manual | S | 357 | 23.5542 | 50 | -0.03 | 98 |
IV.ASSB.HHZ. | 2021-02-21T10:39:02.24 | 0.3 | undecidable | manual | P | 300 | 30.8469 | 50 | 0.27 | 69 |
IV.FDMO.HHZ. | 2021-02-21T10:39:02.65 | 0.1 | undecidable | manual | S | 29 | 16.9719 | 122 | 0 | 100 |
IV.MOMA.HHZ. | 2021-02-21T10:39:02.48 | 0.3 | undecidable | manual | P | 252 | 35.6421 | 50 | -0.21 | 70 |
IV.MC2.EHZ. | 2021-02-21T10:39:02.46 | 0.1 | undecidable | manual | S | 86 | 16.4724 | 122 | -0.02 | 100 |
IV.CESI.HHZ. | 2021-02-21T10:39:01.45 | 0.1 | undecidable | manual | S | 330 | 13.2756 | 128 | -0.12 | 98 |
IV.CSP1.EHZ. | 2021-02-21T10:39:01.36 | 0.1 | undecidable | manual | P | 40 | 27.5502 | 50 | -0.09 | 97 |
IV.MML1.EHZ. | 2021-02-21T10:39:00.85 | 0.1 | undecidable | manual | P | 357 | 23.5542 | 50 | 0.02 | 99 |
IV.FEMA.HNE. | 2021-02-21T10:39:00.49 | 0.3 | undecidable | manual | S | 37 | 8.3805 | 141 | 0.12 | 74 |
IT.MTCL.HGE. | 2021-02-21T10:39:00.68 | 0.1 | undecidable | manual | S | 6 | 10.2786 | 136 | -0.12 | 99 |
IV.CESI.HHZ. | 2021-02-21T10:38:59.20 | 0.1 | undecidable | manual | P | 330 | 13.2756 | 128 | 0.1 | 99 |
IV.MC2.EHZ. | 2021-02-21T10:38:59.58 | 0.1 | undecidable | manual | P | 86 | 16.4724 | 122 | -0.04 | 99 |
IV.FDMO.HHZ. | 2021-02-21T10:38:59.76 | 0.1 | undecidable | manual | P | 29 | 16.9719 | 122 | 0.05 | 99 |
IV.FEMA.HNE. | 2021-02-21T10:38:58.59 | 0.3 | undecidable | manual | P | 37 | 8.3805 | 141 | 0.19 | 73 |
IT.MTCL.HGE. | 2021-02-21T10:38:58.80 | 0.3 | undecidable | manual | P | 6 | 10.2786 | 136 | 0.15 | 74 |
IV.NRCA.HHZ. | 2021-02-21T10:38:58.87 | 0.1 | undecidable | manual | P | 126 | 12.7761 | 129 | -0.16 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.4 | 0.000261 | 0.12 | AML | other | m | 2021-02-21T10:39:01.19 |
IV.NRCA.HHE. | ML:1.3 | 0.000221 | 1.42 | AML | other | m | 2021-02-21T10:39:01.92 |
IV.CESI.HHN. | ML:1.4 | 0.00023549999999999998 | 1.62 | AML | other | m | 2021-02-21T10:39:01.85 |
IV.CESI.HHE. | ML:1.1 | 0.0001215 | 0.1 | AML | other | m | 2021-02-21T10:39:01.85 |
IV.FDMO.HHN. | ML:1.3 | 0.0001615 | 1.66 | AML | other | m | 2021-02-21T10:39:02.07 |
IV.FDMO.HHE. | ML:1.6 | 0.0003185 | 0.16 | AML | other | m | 2021-02-21T10:39:02.83 |