A magnitude ML 1.4 earthquake occured in region: Ussita (MC), on
and geographic coordinates (lat, lon) 42.9480, 13.1370 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 |
---|---|---|---|---|
Ussita | MC | 0 | 444 | 444 |
Visso | MC | 4 | 1107 | 1551 |
Castelsantangelo sul Nera | MC | 6 | 281 | 1832 |
Bolognola | MC | 9 | 142 | 1974 |
Acquacanina | MC | 10 | 121 | 2095 |
Fiastra | MC | 10 | 559 | 2654 |
Fiordimonte | MC | 11 | 202 | 2856 |
Preci | PG | 11 | 724 | 3580 |
Monte Cavallo | MC | 12 | 145 | 3725 |
Pieve Torina | MC | 13 | 1458 | 5183 |
Pievebovigliana | MC | 14 | 866 | 6049 |
Montemonaco | AP | 16 | 604 | 6653 |
Sarnano | MC | 17 | 3264 | 9917 |
Montefortino | FM | 17 | 1178 | 11095 |
Muccia | MC | 17 | 915 | 12010 |
Norcia | PG | 18 | 4957 | 16967 |
Sellano | PG | 18 | 1079 | 18046 |
Amandola | FM | 18 | 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 1.4 | 2020-08-04 21:35:25 |
42.948 | 13.1372 | 9 | 2020-08-04 21:43:31 |
Sala Sismica INGV-Roma | 81657251 |
Field | Value |
---|---|
Time (UTC) | 2020-08-04 21:35:25 ± 0.08 |
Latitude | 42.9480 ± 0.0045 |
Longitude | 13.1372 ± 0.0086 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81657251 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 630 |
Semi-minor axis of confidence ellipse (meter) | 431 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 82 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 630.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 97 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 25 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.56747 |
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 | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 81657251 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-04 21:43:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPAG.HNZ. | 2020-08-04T21:35:52.39 | 3.0 | undecidable | manual | S | 0.16 | 0 | |||
IV.SSFR.HHZ. | 2020-08-04T21:35:46.48 | 3.0 | undecidable | manual | S | 332 | 61.2942 | 50 | 1.13 | 0 |
IV.ARVD.HHZ. | 2020-08-04T21:35:46.68 | 0.1 | undecidable | manual | S | 346 | 62.9925 | 50 | 0.87 | 72 |
IV.CESX.HHZ. | 2020-08-04T21:35:45.79 | 3.0 | undecidable | manual | S | 0.04 | 0 | |||
IV.ASSB.HHZ. | 2020-08-04T21:35:40.01 | 0.6 | undecidable | manual | S | 285 | 40.2264 | 50 | 0.28 | 46 |
IV.EL6.EHZ. | 2020-08-04T21:35:40.17 | 0.6 | undecidable | manual | S | 356 | 42.4242 | 50 | -0.13 | 47 |
IV.SMA1.EHZ. | 2020-08-04T21:35:39.21 | 0.6 | undecidable | manual | S | 155 | 38.7279 | 50 | -0.12 | 47 |
IV.SSFR.HHZ. | 2020-08-04T21:35:37.16 | 0.1 | undecidable | manual | P | 332 | 61.2942 | 50 | 0 | 93 |
IV.MTRA.EHZ. | 2020-08-04T21:35:36.67 | 0.6 | undecidable | manual | S | 135 | 29.9478 | 106 | -0.07 | 49 |
IV.ARVD.HHZ. | 2020-08-04T21:35:36.89 | 0.1 | undecidable | manual | P | 346 | 62.9925 | 50 | -0.53 | 83 |
IV.MF5.EHZ. | 2020-08-04T21:35:36.50 | 0.6 | undecidable | manual | S | 80 | 26.5512 | 108 | 0.88 | 38 |
IV.GUMA.HHZ. | 2020-08-04T21:35:34.03 | 0.6 | undecidable | manual | S | 52 | 20.4684 | 112 | 0.38 | 46 |
IV.ASSB.HHZ. | 2020-08-04T21:35:33.91 | 0.3 | positive | manual | P | 285 | 40.2264 | 50 | 0 | 73 |
IV.EL6.EHZ. | 2020-08-04T21:35:33.89 | 0.1 | undecidable | manual | P | 356 | 42.4242 | 50 | -0.35 | 90 |
IV.SMA1.EHZ. | 2020-08-04T21:35:33.45 | 0.1 | undecidable | manual | P | 155 | 38.7279 | 50 | -0.22 | 93 |
IV.CSP1.EHZ. | 2020-08-04T21:35:32.24 | 0.6 | undecidable | manual | S | 19 | 16.872 | 117 | -0.26 | 48 |
IV.MMO1.EHZ. | 2020-08-04T21:35:32.14 | 0.6 | undecidable | manual | S | 109 | 16.3725 | 117 | -0.19 | 49 |
IV.NRCA.HHZ. | 2020-08-04T21:35:32.07 | 0.6 | undecidable | manual | S | 188 | 12.876 | 123 | 0.78 | 41 |
IV.MF5.EHZ. | 2020-08-04T21:35:31.69 | 0.6 | undecidable | manual | P | 80 | 26.5512 | 108 | 0.15 | 48 |
IV.MTRA.EHZ. | 2020-08-04T21:35:31.94 | 0.1 | undecidable | manual | P | 135 | 29.9478 | 106 | -0.25 | 94 |
IV.GUMA.HHZ. | 2020-08-04T21:35:30.51 | 0.1 | undecidable | manual | P | 52 | 20.4684 | 112 | 0.11 | 98 |
IV.FDMO.HHZ. | 2020-08-04T21:35:30.38 | 0.6 | undecidable | manual | S | 338 | 10.5783 | 129 | -0.28 | 48 |
IV.NRCA.HHZ. | 2020-08-04T21:35:29.28 | 0.1 | undecidable | manual | P | 188 | 12.876 | 123 | 0.25 | 97 |
IV.MC2.EHZ. | 2020-08-04T21:35:29.27 | 0.6 | undecidable | manual | S | 134 | 5.8941 | 145 | -0.25 | 49 |
IV.CSP1.EHZ. | 2020-08-04T21:35:29.62 | 0.6 | undecidable | manual | P | 19 | 16.872 | 117 | -0.12 | 49 |
IV.MMO1.EHZ. | 2020-08-04T21:35:29.58 | 0.1 | undecidable | manual | P | 109 | 16.3725 | 117 | -0.06 | 100 |
IV.FDMO.HHZ. | 2020-08-04T21:35:28.55 | 0.3 | negative | manual | P | 338 | 10.5783 | 129 | -0.13 | 75 |
IV.MC2.EHZ. | 2020-08-04T21:35:27.99 | 0.3 | negative | manual | P | 134 | 5.8941 | 145 | -0.02 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHE. | ML:1.3 | 0.000277 | 1.16 | AML | other | m | 2020-08-04T21:35:31.22 |
IV.FDMO.HHN. | ML:1.5 | 0.0004505 | 1 | AML | other | m | 2020-08-04T21:35:31.65 |
IV.NRCA.HHN. | ML:1.4 | 0.00027800000000000004 | 0.64 | AML | other | m | 2020-08-04T21:35:32.61 |
IV.CSP1.EHN. | ML:1.0 | 0.00008805 | 0.86 | AML | other | m | 2020-08-04T21:35:33.61 |
IV.CSP1.EHE. | ML:1.2 | 0.00015670000000000001 | 0.64 | AML | other | m | 2020-08-04T21:35:33.66 |
IV.NRCA.HHE. | ML:1.4 | 0.000313 | 0.14 | AML | other | m | 2020-08-04T21:35:34.05 |
IV.GUMA.HHN. | ML:1.6 | 0.00027749999999999997 | 1.12 | AML | other | m | 2020-08-04T21:35:36.70 |
IV.GUMA.HHE. | ML:1.4 | 0.0001655 | 0.74 | AML | other | m | 2020-08-04T21:35:40.97 |
IV.EL6.EHN. | ML:1.5 | 0.00010839999999999999 | 0.54 | AML | other | m | 2020-08-04T21:35:41.39 |
IV.EL6.EHE. | ML:1.6 | 0.00011499999999999999 | 0.42 | AML | other | m | 2020-08-04T21:35:46.59 |