A magnitude ML 1.0 earthquake occured in region: 4 km S Preci (PG), on
and geographic coordinates (lat, lon) 42.8400, 13.0400 at 9 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 |
Norcia | PG | 7 | 4957 | 5681 |
Cerreto di Spoleto | PG | 10 | 1075 | 6756 |
Sellano | PG | 11 | 1079 | 7835 |
Visso | MC | 11 | 1107 | 8942 |
Castelsantangelo sul Nera | MC | 11 | 281 | 9223 |
Cascia | PG | 14 | 3217 | 12440 |
Ussita | MC | 14 | 444 | 12884 |
Vallo di Nera | PG | 16 | 364 | 13248 |
Poggiodomo | PG | 17 | 117 | 13365 |
Monte Cavallo | MC | 18 | 145 | 13510 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-07-04 19:48:01 |
42.8398 | 13.04 | 9 | 2020-07-04 19:55:53 |
Sala Sismica INGV-Roma | 80781261 |
Field | Value |
---|---|
Time (UTC) | 2020-07-04 19:48:01 ± 0.16 |
Latitude | 42.8398 ± 0.0054 |
Longitude | 13.0400 ± 0.0110 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 80781261 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 955 |
Semi-minor axis of confidence ellipse (meter) | 502 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 77 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 950.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 236 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.05486 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31027 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 80781261 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-04 19:55:53 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SMA1.EHZ. | 2020-07-04T19:48:13.41 | 0.3 | undecidable | manual | S | 134 | 33.4443 | 50 | -0.05 | 74 |
IV.GUMA.HHZ. | 2020-07-04T19:48:13.90 | 0.3 | undecidable | manual | S | 44 | 34.4433 | 50 | 0.18 | 72 |
IV.MMO1.EHZ. | 2020-07-04T19:48:10.39 | 0.3 | undecidable | manual | S | 74 | 24.2535 | 111 | -0.31 | 71 |
IV.FDMO.HHZ. | 2020-07-04T19:48:09.70 | 0.3 | undecidable | manual | S | 10 | 22.1556 | 113 | -0.33 | 71 |
IV.SMA1.EHZ. | 2020-07-04T19:48:08.33 | 0.1 | undecidable | manual | P | 134 | 33.4443 | 50 | -0.16 | 96 |
IV.GUMA.HHZ. | 2020-07-04T19:48:08.71 | 0.1 | undecidable | manual | P | 44 | 34.4433 | 50 | 0.08 | 97 |
IV.MC2.EHZ. | 2020-07-04T19:48:07.92 | 0.3 | undecidable | manual | S | 57 | 14.4744 | 123 | 0.25 | 73 |
IV.FDMO.HHZ. | 2020-07-04T19:48:06.45 | 0.1 | undecidable | manual | P | 10 | 22.1556 | 113 | -0.05 | 100 |
IV.MMO1.EHZ. | 2020-07-04T19:48:06.79 | 0.1 | undecidable | manual | P | 74 | 24.2535 | 111 | -0.1 | 99 |
IV.NRCA.HHZ. | 2020-07-04T19:48:05.49 | 0.3 | undecidable | manual | S | 97 | 6.0939 | 147 | -0.06 | 77 |
IV.MC2.EHZ. | 2020-07-04T19:48:05.38 | 0.1 | undecidable | manual | P | 57 | 14.4744 | 123 | 0.24 | 97 |
IV.NRCA.HHZ. | 2020-07-04T19:48:04.12 | 0.1 | undecidable | manual | P | 97 | 6.0939 | 147 | 0.2 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.1 | 0.00021450000000000004 | 0.2 | AML | other | m | 2020-07-04T19:48:05.68 |
IV.NRCA.HHN. | ML:1.2 | 0.00029949999999999996 | 0.32 | AML | other | m | 2020-07-04T19:48:05.80 |
IV.FDMO.HHN. | ML:0.8 | 0.00003955 | 1.72 | AML | other | m | 2020-07-04T19:48:10.96 |
IV.FDMO.HHE. | ML:1.0 | 0.0000637 | 1.78 | AML | other | m | 2020-07-04T19:48:10.99 |
IV.NRCA.HNN. | ML:1.1 | 0.00020821085 | 0.064 | AML | other | m | 2020-07-04T19:48:05.80 |
IV.NRCA.HNE. | ML:1.1 | 0.00019533630000000002 | 0.0768 | AML | other | m | 2020-07-04T19:48:05.78 |
IV.SMA1.EHN. | ML:0.5 | 0.0000132959345 | 0.3584 | AML | other | m | 2020-07-04T19:48:13.76 |
IV.SMA1.EHE. | ML:0.5 | 0.000014629645 | 0.1408 | AML | other | m | 2020-07-04T19:48:15.08 |
IV.GUMA.HHN. | ML:0.9 | 0.000034677805 | 0.1664 | AML | other | m | 2020-07-04T19:48:14.48 |
IV.GUMA.HHE. | ML:1.0 | 0.000044456525 | 0.1792 | AML | other | m | 2020-07-04T19:48:14.41 |