A magnitude ML 0.4 earthquake occured in region: 1 km E Visso (MC), on
and geographic coordinates (lat, lon) 42.9380, 13.1050 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 |
---|---|---|---|---|
Visso | MC | 1 | 1107 | 1107 |
Ussita | MC | 3 | 444 | 1551 |
Castelsantangelo sul Nera | MC | 6 | 281 | 1832 |
Preci | PG | 8 | 724 | 2556 |
Monte Cavallo | MC | 11 | 145 | 2701 |
Fiordimonte | MC | 11 | 202 | 2903 |
Acquacanina | MC | 12 | 121 | 3024 |
Fiastra | MC | 12 | 559 | 3583 |
Bolognola | MC | 12 | 142 | 3725 |
Pieve Torina | MC | 13 | 1458 | 5183 |
Pievebovigliana | MC | 14 | 866 | 6049 |
Sellano | PG | 15 | 1079 | 7128 |
Norcia | PG | 16 | 4957 | 12085 |
Muccia | MC | 17 | 915 | 13000 |
Montemonaco | AP | 19 | 604 | 13604 |
Montefortino | FM | 19 | 1178 | 14782 |
Serravalle di Chienti | MC | 19 | 1070 | 15852 |
Sarnano | MC | 19 | 3264 | 19116 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2020-08-11 09:21:58 |
42.9377 | 13.1047 | 10 | 2020-08-11 09:29:25 |
Sala Sismica INGV-Roma | 81875341 |
Field | Value |
---|---|
Time (UTC) | 2020-08-11 09:21:58 ± 0.23 |
Latitude | 42.9377 ± 0.0036 |
Longitude | 13.1047 ± 0.0123 |
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 | 81875341 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 961 |
Semi-minor axis of confidence ellipse (meter) | 423 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 265 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 960.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 177 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.79590 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.5 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 81875341 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-11 09:29:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PLLN.EHZ. | 2020-08-11T09:23:04.55 | 3.0 | positive | manual | Pn | -4.25 | 0 | |||
IV.PTRJ.HHZ. | 2020-08-11T09:22:40.09 | 3.0 | undecidable | manual | Pg | 9.08 | 0 | |||
IV.GATE.HHZ. | 2020-08-11T09:22:31.53 | 3.0 | positive | manual | Pn | -0.45 | 0 | |||
IV.CSP1.EHZ. | 2020-08-11T09:22:05.90 | 0.6 | undecidable | manual | S | 25 | 18.9699 | 118 | -0.4 | 46 |
IV.FDMO.HHZ. | 2020-08-11T09:22:04.09 | 0.3 | undecidable | manual | S | 353 | 11.0778 | 132 | 0.05 | 74 |
IV.NRCA.HHZ. | 2020-08-11T09:22:04.06 | 0.6 | undecidable | manual | S | 176 | 11.5773 | 131 | -0.11 | 49 |
IV.CSP1.EHZ. | 2020-08-11T09:22:03.32 | 0.3 | undecidable | manual | P | 25 | 18.9699 | 118 | 0.17 | 72 |
IV.APEC.HHZ. | 2020-08-11T09:22:03.86 | 3.0 | undecidable | manual | P | 88.3449 | -9.99 | 0 | ||
IV.MC2.EHZ. | 2020-08-11T09:22:03.34 | 0.6 | undecidable | manual | S | 113 | 7.4814 | 143 | 0.15 | 49 |
IV.NRCA.HHZ. | 2020-08-11T09:22:01.86 | 0.1 | undecidable | manual | P | 176 | 11.5773 | 131 | -0.06 | 99 |
IV.MC2.EHZ. | 2020-08-11T09:22:01.40 | 0.1 | undecidable | manual | P | 113 | 7.4814 | 143 | 0.04 | 100 |
IV.FDMO.HHZ. | 2020-08-11T09:22:01.88 | 0.1 | undecidable | manual | P | 353 | 11.0778 | 132 | 0.03 | 100 |
OX.CGRP.HHZ. | 2020-08-11T09:22:00.25 | 3.0 | undecidable | manual | Sn | -2.57 | 0 | |||
GU.CARD.HHZ. | 2020-08-11T09:21:55.82 | 3.0 | undecidable | manual | Sn | -7.54 | 0 | |||
IV.BRMO.HHZ. | 2020-08-11T09:21:54.36 | 3.0 | undecidable | manual | Sn | -1.13 | 0 | |||
IV.CADC.HNZ. | 2020-08-11T09:21:48.65 | 3.0 | undecidable | manual | Sg | 3.79 | 0 | |||
IV.FREG.EHZ. | 2020-08-11T09:21:48.60 | 3.0 | negative | manual | Pg | 3.45 | 0 | |||
IV.RONT.HHZ. | 2020-08-11T09:21:47.97 | 3.0 | undecidable | manual | Pg | 2.62 | 0 | |||
IV.QLNO.HHZ. | 2020-08-11T09:21:42.85 | 3.0 | positive | manual | Pg | 1.83 | 0 | |||
IV.BRMO.HHZ. | 2020-08-11T09:21:38.40 | 3.0 | positive | manual | Pg | 1.77 | 0 | |||
IV.VARE.HHZ. | 2020-08-11T09:21:33.82 | 3.0 | positive | manual | P | -0.12 | 0 | |||
IV.SALO.HHZ. | 2020-08-11T09:21:29.77 | 3.0 | undecidable | manual | P | -2.33 | 0 | |||
IV.MILN.HNZ. | 2020-08-11T09:21:29.64 | 3.0 | undecidable | manual | P | -1.48 | 0 | |||
IV.ZONE.HHZ. | 2020-08-11T09:21:29.94 | 3.0 | undecidable | manual | P | -1.26 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSP1.EHN. | ML:0.8 | 0.000050350000000000004 | 0.42 | AML | other | m | 2020-08-11T09:23:03.02 |
IV.FDMO.HHE. | ML:-0.4 | 0.000007495 | 0.54 | AML | other | m | 2020-08-11T09:22:05.87 |
IV.CSP1.EHE. | ML:0.1 | 0.000018950000000000003 | 1.42 | AML | other | m | 2020-08-11T09:23:11.73 |
IV.NRCA.HNE. | ML:1.0 | 0.00011318697 | 0.5248 | AML | other | m | 2020-08-11T09:22:04.17 |
IV.NRCA.HNN. | ML:1.2 | 0.00018710894999999998 | 1.1392 | AML | other | m | 2020-08-11T09:22:05.51 |
IV.NRCA.HHE. | ML:0.7 | 0.000054604 | 0.1408 | AML | other | m | 2020-08-11T09:22:04.18 |
IV.NRCA.HHN. | ML:0.5 | 0.000033540424999999997 | 1.0816 | AML | other | m | 2020-08-11T09:22:04.49 |