A magnitude ML 0.9 earthquake occured in region: 4 km NW Preci (PG), on
and geographic coordinates (lat, lon) 42.9060, 13.0110 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 | 7 | 1079 | 1803 |
Visso | MC | 7 | 1107 | 2910 |
Monte Cavallo | MC | 10 | 145 | 3055 |
Ussita | MC | 11 | 444 | 3499 |
Castelsantangelo sul Nera | MC | 12 | 281 | 3780 |
Cerreto di Spoleto | PG | 12 | 1075 | 4855 |
Norcia | PG | 14 | 4957 | 9812 |
Pieve Torina | MC | 16 | 1458 | 11270 |
Fiordimonte | MC | 16 | 202 | 11472 |
Pievebovigliana | MC | 19 | 866 | 12338 |
Fiastra | MC | 19 | 559 | 12897 |
Serravalle di Chienti | MC | 19 | 1070 | 13967 |
Acquacanina | MC | 19 | 121 | 14088 |
Vallo di Nera | PG | 19 | 364 | 14452 |
Muccia | MC | 20 | 915 | 15367 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-09-25 21:42:20 |
42.9058 | 13.011 | 11 | 2021-09-25 21:54:42 |
Sala Sismica INGV-Roma | 95879561 |
Field | Value |
---|---|
Time (UTC) | 2021-09-25 21:42:20 ± 0.05 |
Latitude | 42.9058 ± 0.0036 |
Longitude | 13.0110 ± 0.0037 |
Depth (km) | 11 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95879561 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 350 |
Semi-minor axis of confidence ellipse (meter) | 270 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 359 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 96 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 26 |
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) | 0.35253 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 95879561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-25 21:54:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SRES.HHZ. | 2021-09-25T21:42:45.33 | 3.0 | undecidable | manual | S | -1.67 | 0 | |||
IV.SNTG.HHZ. | 2021-09-25T21:42:33.11 | 0.6 | undecidable | manual | S | 352 | 39.1275 | 90 | 0.17 | 46 |
IV.ASSB.HHZ. | 2021-09-25T21:42:31.16 | 0.3 | undecidable | manual | S | 298 | 32.3454 | 90 | 0.03 | 73 |
IV.PF6.EHZ. | 2021-09-25T21:42:30.20 | 0.3 | undecidable | manual | S | 30 | 29.748 | 90 | -0.22 | 71 |
IV.GAVE.EHZ. | 2021-09-25T21:42:29.40 | 0.3 | undecidable | manual | S | 202 | 25.5522 | 90 | 0.09 | 73 |
IV.MMO1.HNZ. | 2021-09-25T21:42:29.31 | 0.3 | undecidable | manual | S | 92 | 25.6521 | 90 | -0.03 | 74 |
IV.CSP1.EHZ. | 2021-09-25T21:42:29.51 | 0.3 | undecidable | manual | S | 37 | 25.9518 | 90 | 0.1 | 71 |
IV.EL6.EHZ. | 2021-09-25T21:42:28.83 | 3.0 | negative | manual | P | -0.07 | 0 | |||
IV.MML1.EHZ. | 2021-09-25T21:42:28.57 | 0.3 | undecidable | manual | S | 352 | 23.2545 | 90 | -0.12 | 73 |
IV.SNTG.HHZ. | 2021-09-25T21:42:27.44 | 0.3 | undecidable | manual | P | 352 | 39.1275 | 90 | -0.05 | 72 |
IV.FDMO.HHZ. | 2021-09-25T21:42:26.40 | 0.3 | undecidable | manual | S | 23 | 15.7731 | 90 | -0.29 | 72 |
IV.MC2.EHZ. | 2021-09-25T21:42:26.72 | 0.3 | undecidable | manual | S | 88 | 14.4744 | 91 | 0.37 | 69 |
IV.ASSB.HHZ. | 2021-09-25T21:42:26.51 | 0.6 | undecidable | manual | P | 298 | 32.3454 | 90 | 0.07 | 48 |
IV.CESI.HHZ. | 2021-09-25T21:42:26.16 | 0.3 | undecidable | manual | S | 322 | 13.9749 | 91 | -0.06 | 75 |
IV.MML1.EHZ. | 2021-09-25T21:42:25.04 | 0.6 | undecidable | manual | P | 352 | 23.2545 | 90 | 0.01 | 49 |
IV.CSP1.EHZ. | 2021-09-25T21:42:25.34 | 0.3 | positive | manual | P | 37 | 25.9518 | 90 | -0.1 | 73 |
IV.PF6.EHZ. | 2021-09-25T21:42:25.74 | 0.1 | undecidable | manual | P | 30 | 29.748 | 90 | -0.29 | 93 |
IV.GAVE.EHZ. | 2021-09-25T21:42:25.35 | 0.3 | positive | manual | P | 202 | 25.5522 | 90 | -0.04 | 73 |
IV.MMO1.HNZ. | 2021-09-25T21:42:25.63 | 0.6 | undecidable | manual | P | 92 | 25.6521 | 90 | 0.23 | 47 |
IV.NRCA.HHZ. | 2021-09-25T21:42:25.19 | 0.3 | undecidable | manual | S | 134 | 11.5773 | 110 | -0.41 | 69 |
IV.FEMA.HNZ. | 2021-09-25T21:42:24.63 | 0.6 | undecidable | manual | S | 27 | 6.993 | 136 | 0.05 | 50 |
IT.MTCL.HGZ. | 2021-09-25T21:42:24.88 | 0.3 | undecidable | manual | S | 354 | 9.7791 | 121 | -0.28 | 72 |
IV.MC2.EHZ. | 2021-09-25T21:42:24.07 | 0.6 | undecidable | manual | P | 88 | 14.4744 | 91 | 0.39 | 46 |
IV.NRCA.HHZ. | 2021-09-25T21:42:23.11 | 0.3 | undecidable | manual | P | 134 | 11.5773 | 110 | -0.14 | 73 |
IT.MTCL.HGZ. | 2021-09-25T21:42:23.14 | 0.3 | undecidable | manual | P | 354 | 9.7791 | 121 | 0.14 | 73 |
IV.CESI.HHZ. | 2021-09-25T21:42:23.72 | 0.1 | negative | manual | P | 322 | 13.9749 | 91 | 0.12 | 98 |
IV.FDMO.HHZ. | 2021-09-25T21:42:23.85 | 0.1 | positive | manual | P | 23 | 15.7731 | 90 | -0.03 | 100 |
IV.FEMA.HNZ. | 2021-09-25T21:42:23.00 | 0.3 | undecidable | manual | P | 27 | 6.993 | 136 | 0.34 | 71 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.0 | 0.00011999999999999999 | 0.1 | AML | other | m | 2021-09-25T21:42:25.26 |
IV.NRCA.HHE. | ML:1.0 | 0.00011635000000000001 | 1.38 | AML | other | m | 2021-09-25T21:42:25.24 |
IV.CESI.HHE. | ML:0.8 | 0.00006625 | 0.12 | AML | other | m | 2021-09-25T21:42:26.34 |
IV.CESI.HHN. | ML:1.1 | 0.000124 | 0.62 | AML | other | m | 2021-09-25T21:42:26.43 |
IV.FDMO.HHE. | ML:1.2 | 0.0001245 | 0.12 | AML | other | m | 2021-09-25T21:42:26.69 |
IV.FDMO.HHN. | ML:1.0 | 0.00008795 | 0.12 | AML | other | m | 2021-09-25T21:42:26.92 |
IV.MML1.EHN. | ML:0.9 | 0.00004605 | 0.14 | AML | other | m | 2021-09-25T21:42:29.02 |
IV.MML1.EHE. | ML:0.9 | 0.00004835 | 0.14 | AML | other | m | 2021-09-25T21:42:29.10 |
IV.GAVE.EHN. | ML:0.7 | 0.00002795 | 1.5 | AML | other | m | 2021-09-25T21:42:29.01 |
IV.GAVE.EHE. | ML:0.8 | 0.0000365 | 1.14 | AML | other | m | 2021-09-25T21:42:30.82 |