A magnitude ML 0.8 earthquake occured in region: 4 km NW Preci (PG), on
and geographic coordinates (lat, lon) 42.9010, 12.9960 at 11 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 4 | 724 | 724 |
Sellano | PG | 6 | 1079 | 1803 |
Visso | MC | 8 | 1107 | 2910 |
Monte Cavallo | MC | 10 | 145 | 3055 |
Cerreto di Spoleto | PG | 11 | 1075 | 4130 |
Ussita | MC | 13 | 444 | 4574 |
Castelsantangelo sul Nera | MC | 13 | 281 | 4855 |
Norcia | PG | 14 | 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 |
Pievebovigliana | MC | 19 | 866 | 13772 |
Campello sul Clitunno | PG | 20 | 2442 | 16214 |
Fiastra | MC | 20 | 559 | 16773 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.8 | 2021-03-09 00:54:43 |
42.9012 | 12.9963 | 11 | 2021-07-12 16:55:03 |
Bollettino Sismico Italiano INGV | 88278331 |
Reviewed Rev100 |
ML 0.8 | 2021-03-09 00:54:43 |
42.8998 | 12.9965 | 11 | 2021-03-09 01:09:23 |
Sala Sismica INGV-Roma | 87928811 |
Field | Value |
---|---|
Time (UTC) | 2021-03-09 00:54:43 ± 0.07 |
Latitude | 42.9012 ± 0.0027 |
Longitude | 12.9963 ± 0.0061 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 88278331 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 515 |
Semi-minor axis of confidence ellipse (meter) | 296 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 249 |
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) | 153 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
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 | 11 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 87928811 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-09 01:09:23 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 88278331 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-03-19 13:56:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CPGN.EHZ. | 2021-03-09T00:54:56.05 | 3.0 | undecidable | manual | P | -0.02 | 0 | |||
IV.LNSS.HHE. | 2021-03-09T00:54:55.36 | 0.6 | undecidable | manual | S | 174 | 33.2445 | 90 | 0.13 | 49 |
IV.PF6.EHE. | 2021-03-09T00:54:54.75 | 0.6 | undecidable | manual | S | 31 | 30.747 | 90 | 0.19 | 48 |
IV.CSP1.EHZ. | 2021-03-09T00:54:53.70 | 0.1 | undecidable | manual | S | 39 | 27.0507 | 90 | 0.12 | 98 |
IV.MMO1.EHZ. | 2021-03-09T00:54:53.65 | 0.1 | undecidable | manual | S | 90 | 26.8509 | 90 | 0.14 | 98 |
IV.MML1.HNZ. | 2021-03-09T00:54:52.54 | 0.1 | undecidable | manual | S | 355 | 23.6541 | 90 | -0.12 | 95 |
IV.FDMO.HHZ. | 2021-03-09T00:54:50.73 | 0.6 | undecidable | manual | S | 26 | 16.7721 | 90 | -0.08 | 50 |
IV.LNSS.HHE. | 2021-03-09T00:54:50.39 | 0.1 | undecidable | manual | P | 174 | 33.2445 | 90 | -0.05 | 95 |
IV.CESI.HHZ. | 2021-03-09T00:54:50.09 | 0.1 | undecidable | manual | S | 327 | 13.6752 | 93 | 0.08 | 99 |
IV.MMO1.EHZ. | 2021-03-09T00:54:49.47 | 0.1 | undecidable | manual | P | 90 | 26.8509 | 90 | 0.03 | 98 |
IV.PF6.EHE. | 2021-03-09T00:54:49.45 | 0.1 | undecidable | manual | P | 31 | 30.747 | 90 | -0.6 | 83 |
IV.NRCA.HNE. | 2021-03-09T00:54:49.36 | 0.1 | undecidable | manual | S | 128 | 12.1767 | 107 | -0.24 | 97 |
IV.CSP1.EHZ. | 2021-03-09T00:54:49.53 | 0.1 | undecidable | manual | P | 39 | 27.0507 | 90 | 0.05 | 99 |
IV.FEMA.HNE. | 2021-03-09T00:54:48.80 | 0.1 | undecidable | manual | S | 33 | 8.0808 | 130 | 0.16 | 98 |
IV.FDMO.HHZ. | 2021-03-09T00:54:48.02 | 1.0 | undecidable | manual | P | 26 | 16.7721 | 90 | 0.13 | 25 |
IT.MTCL.HGZ. | 2021-03-09T00:54:48.94 | 0.1 | undecidable | manual | S | 1 | 10.2786 | 118 | -0.2 | 99 |
IV.MML1.HNZ. | 2021-03-09T00:54:48.91 | 0.1 | undecidable | manual | P | 355 | 23.6541 | 90 | -0.04 | 97 |
IV.CESI.HHZ. | 2021-03-09T00:54:47.53 | 0.1 | undecidable | manual | P | 327 | 13.6752 | 93 | 0.11 | 99 |
IT.MTCL.HGZ. | 2021-03-09T00:54:47.08 | 0.1 | undecidable | manual | P | 1 | 10.2786 | 118 | 0.16 | 98 |
IV.NRCA.HNE. | 2021-03-09T00:54:47.26 | 0.1 | undecidable | manual | P | 128 | 12.1767 | 107 | 0.08 | 100 |
IV.FEMA.HNE. | 2021-03-09T00:54:46.73 | 0.1 | undecidable | manual | P | 33 | 8.0808 | 130 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:0.8 | 0.000051949999999999996 | 1.6 | AML | other | m | 2021-03-09T00:54:50.98 |
IV.FDMO.HHE. | ML:0.8 | 0.00005855000000000001 | 1.66 | AML | other | m | 2021-03-09T00:54:51.95 |