A magnitude ML 1.0 earthquake occured in region: 1 km SW Ussita (MC), on
and geographic coordinates (lat, lon) 42.9400, 13.1300 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 |
---|---|---|---|---|
Ussita | MC | 1 | 444 | 444 |
Visso | MC | 3 | 1107 | 1551 |
Castelsantangelo sul Nera | MC | 5 | 281 | 1832 |
Preci | PG | 10 | 724 | 2556 |
Bolognola | MC | 10 | 142 | 2698 |
Acquacanina | MC | 11 | 121 | 2819 |
Fiastra | MC | 11 | 559 | 3378 |
Fiordimonte | MC | 11 | 202 | 3580 |
Monte Cavallo | MC | 12 | 145 | 3725 |
Pieve Torina | MC | 13 | 1458 | 5183 |
Pievebovigliana | MC | 14 | 866 | 6049 |
Norcia | PG | 17 | 4957 | 11006 |
Montemonaco | AP | 17 | 604 | 11610 |
Sellano | PG | 17 | 1079 | 12689 |
Muccia | MC | 17 | 915 | 13604 |
Montefortino | FM | 17 | 1178 | 14782 |
Sarnano | MC | 18 | 3264 | 18046 |
Amandola | FM | 19 | 3629 | 21675 |
Montegallo | AP | 20 | 523 | 22198 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-08-04 18:35:43 |
42.9403 | 13.1295 | 11 | 2020-08-04 18:48:12 |
Sala Sismica INGV-Roma | 81653381 |
Field | Value |
---|---|
Time (UTC) | 2020-08-04 18:35:43 ± 0.05 |
Latitude | 42.9403 ± 0.0036 |
Longitude | 13.1295 ± 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 | 81653381 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 414 |
Semi-minor axis of confidence ellipse (meter) | 295 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 199 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 101 |
Number of associated phases, regardless of their use for origin computation | 41 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35883 |
Number of stations at which the event was observed | 27 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 81653381 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-04 18:48:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SARZ.HHZ. | 2020-08-04T18:37:18.95 | 3.0 | undecidable | manual | Sn | -0.31 | 0 | |||
IT.LNT.HGZ. | 2020-08-04T18:37:16.48 | 3.0 | undecidable | manual | Pg | 16.93 | 0 | |||
IV.MNTV.HNZ. | 2020-08-04T18:37:16.11 | 3.0 | undecidable | manual | Sg | 14.08 | 0 | |||
IV.SBPO.HNZ. | 2020-08-04T18:37:09.90 | 3.0 | undecidable | manual | Sg | 11.11 | 0 | |||
GU.GRAM.HHZ. | 2020-08-04T18:36:57.30 | 3.0 | undecidable | manual | Sn | -0.54 | 0 | |||
IV.ECTS.HHZ. | 2020-08-04T18:36:52.36 | 3.0 | undecidable | manual | Pn | 0.18 | 0 | |||
IV.SARZ.HHZ. | 2020-08-04T18:36:49.46 | 3.0 | positive | manual | Pg | 14.67 | 0 | |||
IV.PAOL.HHZ. | 2020-08-04T18:36:37.08 | 3.0 | undecidable | manual | Sg | 0.45 | 0 | |||
IV.IMI.HHZ. | 2020-08-04T18:36:37.50 | 3.0 | undecidable | manual | Pn | -0.21 | 0 | |||
IV.BRSN.EHZ. | 2020-08-04T18:36:34.18 | 3.0 | undecidable | manual | Sg | 1.17 | 0 | |||
IT.FIE.HGZ. | 2020-08-04T18:36:33.52 | 3.0 | undecidable | manual | Sg | 2.87 | 0 | |||
IV.RIBO.EHZ.01 | 2020-08-04T18:36:29.21 | 3.0 | undecidable | manual | Sg | 5.33 | 0 | |||
ST.GAGG.HHZ. | 2020-08-04T18:36:29.80 | 3.0 | undecidable | manual | Pn | -5.98 | 0 | |||
IV.FIR.HHZ. | 2020-08-04T18:36:26.76 | 3.0 | undecidable | manual | Sn | -3.83 | 0 | |||
IV.CMPR.HHZ. | 2020-08-04T18:36:26.26 | 3.0 | undecidable | manual | Pg | 2.99 | 0 | |||
IV.BRSN.EHZ. | 2020-08-04T18:36:04.58 | 3.0 | positive | manual | Pn | -4.23 | 0 | |||
IV.VIVA.HHZ. | 2020-08-04T18:36:04.88 | 3.0 | undecidable | manual | Sn | -2.47 | 0 | |||
IV.ASSB.HHN. | 2020-08-04T18:35:56.20 | 0.3 | undecidable | manual | S | 287 | 39.8268 | 50 | 0.05 | 71 |
IV.MF5.EHZ. | 2020-08-04T18:35:53.53 | 0.6 | undecidable | manual | S | 79 | 27.3504 | 50 | 0.72 | 41 |
IV.MML1.EHE. | 2020-08-04T18:35:51.60 | 0.3 | undecidable | manual | S | 326 | 23.0547 | 50 | -0.08 | 72 |
IV.PF6.EHE. | 2020-08-04T18:35:51.30 | 0.3 | undecidable | manual | S | 13 | 22.5552 | 50 | -0.23 | 70 |
IV.CESI.HHZ. | 2020-08-04T18:35:50.80 | 0.3 | undecidable | manual | S | 292 | 19.5693 | 50 | 0.05 | 74 |
IV.ASSB.HHN. | 2020-08-04T18:35:50.48 | 1.0 | undecidable | manual | P | 287 | 39.8268 | 50 | -0.13 | 23 |
IV.CSP1.EHZ. | 2020-08-04T18:35:50.28 | 0.1 | undecidable | manual | S | 20 | 17.871 | 50 | -0.01 | 98 |
IV.MMO1.EHZ. | 2020-08-04T18:35:49.61 | 0.1 | undecidable | manual | S | 106 | 16.6722 | 50 | -0.35 | 92 |
IV.MF5.EHZ. | 2020-08-04T18:35:49.02 | 0.6 | negative | manual | P | 79 | 27.3504 | 50 | 0.34 | 46 |
IV.FDMO.HHZ. | 2020-08-04T18:35:48.43 | 0.1 | undecidable | manual | S | 342 | 11.1777 | 134 | -0.06 | 99 |
IV.NRCA.HHZ. | 2020-08-04T18:35:48.39 | 0.1 | undecidable | manual | S | 186 | 11.877 | 133 | -0.27 | 94 |
IV.MML1.EHE. | 2020-08-04T18:35:48.01 | 0.1 | undecidable | manual | P | 326 | 23.0547 | 50 | -0.02 | 97 |
IT.MTCL.HGZ. | 2020-08-04T18:35:48.62 | 0.3 | undecidable | manual | S | 299 | 12.0768 | 132 | -0.1 | 74 |
IV.CSP1.EHZ. | 2020-08-04T18:35:47.21 | 0.1 | undecidable | manual | P | 20 | 17.871 | 50 | -0.01 | 98 |
IV.CESI.HHZ. | 2020-08-04T18:35:47.50 | 0.1 | undecidable | manual | P | 292 | 19.5693 | 50 | 0.01 | 98 |
IV.FEMA.HNZ. | 2020-08-04T18:35:47.69 | 0.3 | undecidable | manual | S | 291 | 6.8931 | 148 | 0.14 | 74 |
IV.PF6.EHE. | 2020-08-04T18:35:47.76 | 0.1 | undecidable | manual | P | 13 | 22.5552 | 50 | -0.19 | 94 |
IV.MC2.EHZ. | 2020-08-04T18:35:47.62 | 0.1 | undecidable | manual | S | 123 | 5.7942 | 152 | 0.26 | 96 |
IV.MMO1.EHZ. | 2020-08-04T18:35:46.89 | 0.1 | undecidable | manual | P | 106 | 16.6722 | 50 | -0.15 | 96 |
IT.MTCL.HGZ. | 2020-08-04T18:35:46.37 | 0.1 | undecidable | manual | P | 299 | 12.0768 | 132 | 0.05 | 100 |
IV.FDMO.HHZ. | 2020-08-04T18:35:46.22 | 0.1 | undecidable | manual | P | 342 | 11.1777 | 134 | 0.03 | 100 |
IV.NRCA.HHZ. | 2020-08-04T18:35:46.25 | 0.1 | undecidable | manual | P | 186 | 11.877 | 133 | -0.04 | 99 |
IV.MC2.EHZ. | 2020-08-04T18:35:45.77 | 0.1 | undecidable | manual | P | 123 | 5.7942 | 152 | 0.24 | 97 |
IV.FEMA.HNZ. | 2020-08-04T18:35:45.86 | 0.1 | undecidable | manual | P | 291 | 6.8931 | 148 | 0.22 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.2 | 0.00017199999999999998 | 0.16 | AML | other | m | 2020-08-04T18:35:48.53 |
IV.NRCA.HHN. | ML:1.3 | 0.0001995 | 0.16 | AML | other | m | 2020-08-04T18:35:48.56 |
IV.FDMO.HHE. | ML:0.7 | 0.00006003728 | 0.1792 | AML | other | m | 2020-08-04T18:35:48.54 |
IV.FDMO.HHN. | ML:0.6 | 0.00004086205 | 0.1024 | AML | other | m | 2020-08-04T18:35:48.84 |
IV.NRCA.HNE. | ML:1.1 | 0.00015213495 | 0.1408 | AML | other | m | 2020-08-04T18:35:48.46 |
IV.NRCA.HNN. | ML:1.2 | 0.000162921146 | 0.0768 | AML | other | m | 2020-08-04T18:35:48.49 |
IV.CSP1.EHE. | ML:0.8 | 0.000056500055 | 0.1792 | AML | other | m | 2020-08-04T18:35:50.37 |
IV.CSP1.EHN. | ML:0.6 | 0.000030078494999999996 | 0.1408 | AML | other | m | 2020-08-04T18:35:50.41 |
IV.CESI.HHE. | ML:0.9 | 0.000054651505000000004 | 0.0896 | AML | other | m | 2020-08-04T18:35:51.13 |
IV.CESI.HHN. | ML:1.0 | 0.00007902874 | 0.0896 | AML | other | m | 2020-08-04T18:35:51.01 |