A magnitude ML 1.1 earthquake occured in region: 1 km SW Ussita (MC), on
and geographic coordinates (lat, lon) 42.9390, 13.1310 at 10 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 | 4 | 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 | 12 | 202 | 3580 |
Monte Cavallo | MC | 12 | 145 | 3725 |
Pieve Torina | MC | 14 | 1458 | 5183 |
Pievebovigliana | MC | 14 | 866 | 6049 |
Norcia | PG | 17 | 4957 | 11006 |
Montemonaco | AP | 17 | 604 | 11610 |
Montefortino | FM | 17 | 1178 | 12788 |
Sellano | PG | 17 | 1079 | 13867 |
Muccia | MC | 18 | 915 | 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 1.1 | 2020-08-04 09:52:05 |
42.9388 | 13.131 | 10 | 2020-08-04 09:58:08 |
Sala Sismica INGV-Roma | 81631871 |
Field | Value |
---|---|
Time (UTC) | 2020-08-04 09:52:05 ± 0.11 |
Latitude | 42.9388 ± 0.0054 |
Longitude | 13.1310 ± 0.0074 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81631871 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 567 |
Semi-minor axis of confidence ellipse (meter) | 462 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 17 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 570.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 104 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.05036 |
Epicentral distance of station farthest from the epicenter (degree) | 0.46945 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 81631871 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-04 09:58:08 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2020-08-04T09:52:22.00 | 0.3 | undecidable | manual | S | 132 | 52.1034 | 50 | -0.24 | 67 |
IV.MF5.EHZ. | 2020-08-04T09:52:16.30 | 0.3 | undecidable | manual | S | 78 | 27.2505 | 50 | 0.69 | 61 |
IV.TERO.HHZ. | 2020-08-04T09:52:15.12 | 0.1 | undecidable | manual | P | 132 | 52.1034 | 50 | -0.13 | 91 |
IV.GUMA.HHE. | 2020-08-04T09:52:14.25 | 0.3 | undecidable | manual | S | 50 | 21.5673 | 115 | 0.27 | 70 |
IV.CESI.HHE. | 2020-08-04T09:52:13.30 | 0.3 | undecidable | manual | S | 292 | 19.7691 | 117 | -0.14 | 72 |
IV.MMO1.EHZ. | 2020-08-04T09:52:12.14 | 0.3 | undecidable | manual | S | 105 | 16.4724 | 122 | -0.31 | 70 |
IV.CSP1.EHZ. | 2020-08-04T09:52:12.76 | 0.3 | undecidable | manual | S | 19 | 17.9709 | 120 | -0.13 | 72 |
IV.MF5.EHZ. | 2020-08-04T09:52:11.59 | 0.1 | undecidable | manual | P | 78 | 27.2505 | 50 | 0.17 | 94 |
IV.MC2.EHZ. | 2020-08-04T09:52:10.12 | 0.3 | undecidable | manual | S | 123 | 5.5944 | 151 | 0.36 | 70 |
IV.NRCA.HHZ. | 2020-08-04T09:52:10.95 | 0.3 | undecidable | manual | S | 187 | 11.7771 | 131 | -0.17 | 73 |
IV.FEMA.HNN. | 2020-08-04T09:52:10.30 | 0.3 | undecidable | manual | S | 291 | 7.0929 | 145 | 0.27 | 72 |
IV.CESI.HHE. | 2020-08-04T09:52:10.07 | 0.1 | undecidable | manual | P | 292 | 19.7691 | 117 | -0.1 | 97 |
IV.FDMO.HHZ. | 2020-08-04T09:52:10.93 | 0.3 | undecidable | manual | S | 342 | 11.3775 | 132 | -0.09 | 74 |
IV.MMO1.EHZ. | 2020-08-04T09:52:09.51 | 0.1 | positive | manual | P | 105 | 16.4724 | 122 | -0.08 | 98 |
IV.GUMA.HHE. | 2020-08-04T09:52:09.56 | 0.1 | undecidable | manual | P | 50 | 21.5673 | 115 | -0.92 | 75 |
IV.CSP1.EHZ. | 2020-08-04T09:52:09.79 | 0.1 | undecidable | manual | P | 19 | 17.9709 | 120 | -0.06 | 98 |
IV.NRCA.HHZ. | 2020-08-04T09:52:08.82 | 0.1 | undecidable | manual | P | 187 | 11.7771 | 131 | -0.01 | 100 |
IV.FEMA.HNN. | 2020-08-04T09:52:08.46 | 0.1 | undecidable | manual | P | 291 | 7.0929 | 145 | 0.26 | 96 |
IV.FDMO.HHZ. | 2020-08-04T09:52:08.84 | 0.6 | negative | manual | P | 342 | 11.3775 | 132 | 0.06 | 49 |
IV.MC2.EHZ. | 2020-08-04T09:52:08.35 | 0.1 | negative | manual | P | 123 | 5.5944 | 151 | 0.31 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.6 | 0.000425 | 0.12 | AML | other | m | 2020-08-04T09:52:11.00 |
IV.NRCA.HHE. | ML:1.5 | 0.0003345 | 0.08 | AML | other | m | 2020-08-04T09:52:11.15 |
IV.FDMO.HHE. | ML:1.1 | 0.00014064476 | 0.1792 | AML | other | m | 2020-08-04T09:52:11.15 |
IV.FDMO.HHN. | ML:0.8 | 0.000069745075 | 0.1152 | AML | other | m | 2020-08-04T09:52:11.52 |
IV.CSP1.EHE. | ML:0.9 | 0.0000698931 | 0.1792 | AML | other | m | 2020-08-04T09:52:12.98 |
IV.CSP1.EHN. | ML:0.8 | 0.00004997195 | 0.16 | AML | other | m | 2020-08-04T09:52:12.95 |