A magnitude ML 0.8 earthquake occured in region: 4 km NW Preci (PG), on
and geographic coordinates (lat, lon) 42.9010, 13.0040 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 |
---|---|---|---|---|
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 | 12 | 444 | 4574 |
Castelsantangelo sul Nera | MC | 12 | 281 | 4855 |
Norcia | PG | 14 | 4957 | 9812 |
Pieve Torina | MC | 17 | 1458 | 11270 |
Fiordimonte | MC | 17 | 202 | 11472 |
Vallo di Nera | PG | 19 | 364 | 11836 |
Pievebovigliana | MC | 19 | 866 | 12702 |
Serravalle di Chienti | MC | 20 | 1070 | 13772 |
Fiastra | MC | 20 | 559 | 14331 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-04-06 13:39:27 |
42.9008 | 13.0038 | 11 | 2021-04-06 13:55:30 |
Sala Sismica INGV-Roma | 88834941 |
Field | Value |
---|---|
Time (UTC) | 2021-04-06 13:39:27 ± 0.05 |
Latitude | 42.9008 ± 0.0027 |
Longitude | 13.0038 ± 0.0025 |
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 | 88834941 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 280 |
Semi-minor axis of confidence ellipse (meter) | 213 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 5 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 85 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.09353 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33185 |
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 | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 88834941 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-06 13:55:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASSB.HHZ. | 2021-04-06T13:39:38.89 | 0.3 | undecidable | manual | S | 299 | 32.1456 | 50 | -0.1 | 72 |
IV.MMO1.EHZ. | 2021-04-06T13:39:37.40 | 0.3 | undecidable | manual | S | 90 | 26.2515 | 50 | -0.03 | 73 |
IV.CSP1.EHZ. | 2021-04-06T13:39:37.72 | 0.3 | undecidable | manual | S | 38 | 26.751 | 50 | 0.16 | 71 |
IV.MML1.HNZ. | 2021-04-06T13:39:36.72 | 0.3 | undecidable | manual | S | 354 | 23.754 | 50 | -0.04 | 74 |
IV.MOMA.HNZ. | 2021-04-06T13:39:35.37 | 0.6 | undecidable | manual | P | 253 | 36.8298 | 50 | 0.31 | 45 |
IV.LNSS.HNE. | 2021-04-06T13:39:34.45 | 0.3 | undecidable | manual | P | 175 | 33.1446 | 50 | -0.04 | 72 |
IV.CESI.HHZ. | 2021-04-06T13:39:34.19 | 0.3 | undecidable | manual | S | 325 | 14.0748 | 128 | 0.05 | 75 |
IV.FDMO.HHZ. | 2021-04-06T13:39:34.80 | 0.3 | undecidable | manual | S | 24 | 16.4724 | 50 | -0.02 | 75 |
IV.ASSB.HHZ. | 2021-04-06T13:39:34.19 | 0.1 | undecidable | manual | P | 299 | 32.1456 | 50 | -0.13 | 95 |
IT.MTCL.HGZ. | 2021-04-06T13:39:33.05 | 0.3 | undecidable | manual | S | 358 | 10.3785 | 137 | -0.13 | 73 |
IV.MML1.HNZ. | 2021-04-06T13:39:33.05 | 0.1 | undecidable | manual | P | 354 | 23.754 | 50 | 0.02 | 98 |
IV.MMO1.EHZ. | 2021-04-06T13:39:33.30 | 0.3 | undecidable | manual | P | 90 | 26.2515 | 50 | -0.12 | 72 |
IV.CSP1.EHZ. | 2021-04-06T13:39:33.49 | 0.1 | undecidable | manual | P | 38 | 26.751 | 50 | -0.01 | 98 |
IV.FDMO.HHZ. | 2021-04-06T13:39:31.92 | 0.1 | undecidable | manual | P | 24 | 16.4724 | 50 | 0 | 100 |
IT.MTCL.HGZ. | 2021-04-06T13:39:31.04 | 0.1 | undecidable | manual | P | 358 | 10.3785 | 137 | 0.07 | 100 |
IV.CESI.HHZ. | 2021-04-06T13:39:31.63 | 0.1 | undecidable | manual | P | 325 | 14.0748 | 128 | 0.1 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:0.6 | 0.000038238625 | 0.0576 | AML | other | m | 2021-04-06T13:39:34.43 |
IV.CESI.HHN. | ML:1.0 | 0.00010015109999999999 | 0.1856 | AML | other | m | 2021-04-06T13:39:34.39 |
IV.CESI.HNN. | ML:1.1 | 0.0001282453 | 0.2048 | AML | other | m | 2021-04-06T13:39:34.39 |
IV.FDMO.HHE. | ML:0.7 | 0.00003799221499999999 | 0.1408 | AML | other | m | 2021-04-06T13:39:35.40 |
IV.FDMO.HHN. | ML:0.6 | 0.000028133126500000003 | 0.1408 | AML | other | m | 2021-04-06T13:39:34.97 |
IV.ASSB.HHE. | ML:0.7 | 0.000020201898 | 0.096 | AML | other | m | 2021-04-06T13:39:39.08 |