A magnitude ML 0.8 earthquake occured in region: 3 km NE Preci (PG), on
and geographic coordinates (lat, lon) 42.9040, 13.0580 at 8 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 | 3 | 724 | 724 |
Visso | MC | 4 | 1107 | 1831 |
Castelsantangelo sul Nera | MC | 8 | 281 | 2112 |
Ussita | MC | 8 | 444 | 2556 |
Sellano | PG | 11 | 1079 | 3635 |
Monte Cavallo | MC | 11 | 145 | 3780 |
Norcia | PG | 13 | 4957 | 8737 |
Cerreto di Spoleto | PG | 15 | 1075 | 9812 |
Fiordimonte | MC | 15 | 202 | 10014 |
Pieve Torina | MC | 16 | 1458 | 11472 |
Fiastra | MC | 17 | 559 | 12031 |
Acquacanina | MC | 17 | 121 | 12152 |
Bolognola | MC | 17 | 142 | 12294 |
Pievebovigliana | MC | 18 | 866 | 13160 |
Muccia | MC | 20 | 915 | 14075 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-04-15 08:22:15 |
42.9042 | 13.0582 | 8 | 2021-04-15 08:28:10 |
Sala Sismica INGV-Roma | 89112701 |
Field | Value |
---|---|
Time (UTC) | 2021-04-15 08:22:15 ± 0.15 |
Latitude | 42.9042 ± 0.0036 |
Longitude | 13.0582 ± 0.0061 |
Depth (km) | 8 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 89112701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 481 |
Semi-minor axis of confidence ellipse (meter) | 353 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 113 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 480.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 180 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.11 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24372 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 89112701 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-15 08:28:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IX.STN3.HHZ.02 | 2021-04-15T08:23:36.36 | 3.0 | undecidable | manual | Sn | -1.57 | 0 | |||
IV.IACL.HHZ. | 2021-04-15T08:23:26.80 | 3.0 | undecidable | manual | Pg | 13.23 | 0 | |||
CH.MUGIO.HHZ. | 2021-04-15T08:23:20.31 | 3.0 | positive | manual | Pg | 18.540001 | 0 | |||
IV.MBFT.HHZ. | 2021-04-15T08:23:19.74 | 3.0 | negative | manual | Pn | 1.47 | 0 | |||
MN.TUE.HHZ. | 2021-04-15T08:23:13.55 | 3.0 | undecidable | manual | Pg | 7.39 | 0 | |||
IV.TDS.HHZ. | 2021-04-15T08:23:09.67 | 3.0 | undecidable | manual | Pn | -1.13 | 0 | |||
IT.PLTA.HNZ. | 2021-04-15T08:23:05.23 | 3.0 | undecidable | manual | Sn | -0.43 | 0 | |||
IV.ZEN8.EHZ. | 2021-04-15T08:22:59.28 | 3.0 | undecidable | manual | Pg | 9.2 | 0 | |||
IV.SARZ.HHZ. | 2021-04-15T08:22:54.22 | 3.0 | negative | manual | Pn | 1.49 | 0 | |||
MN.TRI.HHZ. | 2021-04-15T08:22:54.94 | 3.0 | positive | manual | Pg | 4.48 | 0 | |||
IV.ZONE.HHZ. | 2021-04-15T08:22:51.19 | 3.0 | undecidable | manual | Pn | -3.01 | 0 | |||
SL.LJU.BHZ. | 2021-04-15T08:22:49.77 | 3.0 | undecidable | manual | Pn | -7.78 | 0 | |||
IV.VENL.HNZ. | 2021-04-15T08:22:46.27 | 3.0 | negative | manual | Pg | 2.23 | 0 | |||
IV.FIR.HHZ. | 2021-04-15T08:22:42.72 | 3.0 | undecidable | manual | Sn | -1.21 | 0 | |||
IV.PE3.EHZ. | 2021-04-15T08:22:38.74 | 3.0 | undecidable | manual | Sg | 2.08 | 0 | |||
IV.RM33.HNZ. | 2021-04-15T08:22:38.90 | 3.0 | undecidable | manual | Sn | 1.9 | 0 | |||
IV.NRCA.HNZ. | 2021-04-15T08:22:37.92 | 3.0 | undecidable | manual | Sg | 4.16 | 0 | |||
IV.GAVE.EHZ. | 2021-04-15T08:22:25.23 | 0.3 | undecidable | manual | S | 210 | 27.0507 | 107 | -0.03 | 74 |
IV.RM33.HNZ. | 2021-04-15T08:22:25.95 | 3.0 | undecidable | manual | Pg | 2.87 | 0 | |||
IV.FIAM.HHZ. | 2021-04-15T08:22:24.53 | 3.0 | negative | manual | Pn | 0.36 | 0 | |||
IV.CSP1.EHZ. | 2021-04-15T08:22:24.11 | 0.6 | undecidable | manual | S | 30 | 23.9538 | 109 | -0.13 | 48 |
IV.FDMO.HHZ. | 2021-04-15T08:22:21.38 | 0.3 | undecidable | manual | S | 9 | 14.874 | 119 | 0.04 | 75 |
IV.GAVE.EHZ. | 2021-04-15T08:22:21.12 | 0.1 | undecidable | manual | P | 210 | 27.0507 | 107 | 0.01 | 99 |
IV.CESI.HHZ. | 2021-04-15T08:22:21.80 | 0.6 | undecidable | manual | S | 312 | 16.7721 | 116 | -0.12 | 49 |
IV.CSP1.EHZ. | 2021-04-15T08:22:20.44 | 0.1 | undecidable | manual | P | 30 | 23.9538 | 109 | -0.09 | 98 |
IV.FDMO.HHZ. | 2021-04-15T08:22:19.02 | 0.1 | undecidable | manual | P | 9 | 14.874 | 119 | 0.17 | 97 |
IV.CESI.HHZ. | 2021-04-15T08:22:19.21 | 0.1 | undecidable | manual | P | 312 | 16.7721 | 116 | 0.03 | 100 |
IV.MMUR.HNZ. | 2021-04-15T08:22:17.58 | 3.0 | negative | manual | P | -4.71 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:0.8 | 0.00005830000000000001 | 1.12 | AML | other | m | 2021-04-15T08:22:21.56 |
IV.FDMO.HHE. | ML:0.6 | 0.000042999999999999995 | 0.42 | AML | other | m | 2021-04-15T08:22:21.74 |
IV.CESI.HHN. | ML:1.1 | 0.00010435 | 0.28 | AML | other | m | 2021-04-15T08:22:22.10 |
IV.CESI.HHE. | ML:0.7 | 0.00005075 | 0.96 | AML | other | m | 2021-04-15T08:22:22.42 |