A magnitude ML 1.4 earthquake occured in region: 2 km NW Norcia (PG), on
and geographic coordinates (lat, lon) 42.8100, 13.0820 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 |
---|---|---|---|---|
Norcia | PG | 2 | 4957 | 4957 |
Preci | PG | 9 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5962 |
Cascia | PG | 12 | 3217 | 9179 |
Cerreto di Spoleto | PG | 14 | 1075 | 10254 |
Visso | MC | 14 | 1107 | 11361 |
Sellano | PG | 15 | 1079 | 12440 |
Ussita | MC | 16 | 444 | 12884 |
Poggiodomo | PG | 16 | 117 | 13001 |
Arquata del Tronto | AP | 18 | 1178 | 14179 |
Vallo di Nera | PG | 18 | 364 | 14543 |
Accumoli | RI | 19 | 667 | 15210 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2020-08-07 16:49:43 |
42.8095 | 13.0817 | 11 | 2020-08-07 16:58:50 |
Sala Sismica INGV-Roma | 81742951 |
Field | Value |
---|---|
Time (UTC) | 2020-08-07 16:49:43 ± 0.06 |
Latitude | 42.8095 ± 0.0027 |
Longitude | 13.0817 ± 0.0049 |
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 | 81742951 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 409 |
Semi-minor axis of confidence ellipse (meter) | 257 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 94 |
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) | 77 |
Number of associated phases, regardless of their use for origin computation | 41 |
Number of defining phases | 23 |
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) | 0.38761 |
Number of stations at which the event was observed | 28 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 81742951 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-07 16:58:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FVI.HHZ. | 2020-08-07T16:51:36.12 | 3.0 | undecidable | manual | Sg | 19.48 | 0 | |||
IV.SENA.HHZ. | 2020-08-07T16:51:30.76 | 3.0 | undecidable | manual | Sg | 19.030001 | 0 | |||
GU.CANO.HHZ. | 2020-08-07T16:51:17.61 | 3.0 | undecidable | manual | Sn | 2.87 | 0 | |||
IV.ZONE.HHZ. | 2020-08-07T16:51:12.06 | 3.0 | undecidable | manual | Sn | 0.47 | 0 | |||
GU.BLANC.HHZ. | 2020-08-07T16:51:11.84 | 3.0 | undecidable | manual | Pg | 17.82 | 0 | |||
IV.PANTE.HHZ. | 2020-08-07T16:51:09.99 | 3.0 | undecidable | manual | Pn | 4.33 | 0 | |||
IV.SCIAC.HHZ. | 2020-08-07T16:51:05.21 | 3.0 | undecidable | manual | Pg | 9.78 | 0 | |||
GU.GSCL.HHZ. | 2020-08-07T16:50:47.99 | 3.0 | undecidable | manual | Sg | 7.54 | 0 | |||
IV.NDIM.HNZ. | 2020-08-07T16:50:45.94 | 3.0 | undecidable | manual | Sn | -0.46 | 0 | |||
IV.MTRZ.HHZ. | 2020-08-07T16:50:40.11 | 3.0 | undecidable | manual | Sg | 10.39 | 0 | |||
GU.CANO.HHZ. | 2020-08-07T16:50:31.24 | 3.0 | negative | manual | Pn | -1.26 | 0 | |||
IV.RIBO.EHZ.01 | 2020-08-07T16:50:20.21 | 3.0 | undecidable | manual | Sn | 1.12 | 0 | |||
IV.MSAG.HHZ. | 2020-08-07T16:50:18.72 | 3.0 | undecidable | manual | Pn | 2.19 | 0 | |||
IV.RCAV.EHZ. | 2020-08-07T16:50:09.15 | 3.0 | undecidable | manual | Sn | -1.06 | 0 | |||
IV.MCIV.CHZ. | 2020-08-07T16:50:08.86 | 3.0 | undecidable | manual | Sn | 0.82 | 0 | |||
IT.FIE.HGZ. | 2020-08-07T16:50:02.39 | 3.0 | undecidable | manual | Pn | -0.77 | 0 | |||
IV.RIBO.EHZ.01 | 2020-08-07T16:50:02.88 | 3.0 | undecidable | manual | Pg | 1.64 | 0 | |||
IV.MCIV.CHZ. | 2020-08-07T16:49:55.88 | 3.0 | undecidable | manual | Pg | 0.85 | 0 | |||
IV.CSP1.EHZ. | 2020-08-07T16:49:54.35 | 0.6 | undecidable | manual | S | 18 | 32.8449 | 50 | -0.13 | 62 |
IV.SMA1.EHZ. | 2020-08-07T16:49:53.20 | 0.6 | undecidable | manual | S | 134 | 28.6491 | 50 | -0.16 | 63 |
IV.MTRA.HNE. | 2020-08-07T16:49:53.06 | 0.6 | undecidable | manual | S | 103 | 26.2515 | 50 | 0.33 | 61 |
IV.T1299.EHN. | 2020-08-07T16:49:52.60 | 0.3 | undecidable | manual | S | 140 | 25.3524 | 50 | 0.11 | 95 |
IV.FDMO.HHZ. | 2020-08-07T16:49:52.30 | 0.6 | undecidable | manual | S | 1 | 25.1526 | 50 | -0.13 | 63 |
IV.LNSS.HNZ. | 2020-08-07T16:49:51.80 | 0.6 | undecidable | manual | S | 188 | 23.1546 | 50 | -0.09 | 64 |
IV.MMO1.EHZ. | 2020-08-07T16:49:51.41 | 0.6 | undecidable | manual | S | 63 | 22.2555 | 50 | -0.25 | 62 |
IV.ASSB.HHZ. | 2020-08-07T16:49:51.16 | 0.3 | undecidable | manual | P | 307 | 43.0236 | 50 | -0.13 | 92 |
IV.MML1.HNZ. | 2020-08-07T16:49:50.57 | 0.6 | undecidable | manual | P | 345 | 34.8429 | 50 | 0.53 | 57 |
IV.GAVE.EHZ. | 2020-08-07T16:49:50.95 | 0.6 | undecidable | manual | S | 230 | 20.0688 | 50 | -0.12 | 64 |
IV.CSP1.EHZ. | 2020-08-07T16:49:49.74 | 0.3 | undecidable | manual | P | 18 | 32.8449 | 50 | 0.01 | 96 |
IV.RM33.EHZ. | 2020-08-07T16:49:49.89 | 0.3 | undecidable | manual | P | 162 | 35.0427 | 50 | -0.17 | 93 |
IV.MC2.EHZ. | 2020-08-07T16:49:49.63 | 0.6 | undecidable | manual | S | 38 | 14.2746 | 128 | 0.16 | 64 |
IV.SMA1.EHZ. | 2020-08-07T16:49:49.32 | 0.3 | undecidable | manual | P | 134 | 28.6491 | 50 | 0.24 | 92 |
IV.MTRA.HNE. | 2020-08-07T16:49:48.34 | 0.3 | undecidable | manual | P | 103 | 26.2515 | 50 | -0.37 | 90 |
IV.LNSS.HNZ. | 2020-08-07T16:49:48.49 | 0.3 | undecidable | manual | P | 188 | 23.1546 | 50 | 0.26 | 93 |
IV.MMO1.EHZ. | 2020-08-07T16:49:48.12 | 0.3 | undecidable | manual | P | 63 | 22.2555 | 50 | 0.03 | 98 |
IV.T1299.EHN. | 2020-08-07T16:49:48.55 | 0.3 | undecidable | manual | P | 140 | 25.3524 | 50 | -0.03 | 97 |
IV.FDMO.HHZ. | 2020-08-07T16:49:48.65 | 0.6 | undecidable | manual | P | 1 | 25.1526 | 50 | 0.11 | 64 |
IV.GAVE.EHZ. | 2020-08-07T16:49:47.78 | 0.3 | undecidable | manual | P | 230 | 20.0688 | 50 | 0.03 | 98 |
IV.MC2.EHZ. | 2020-08-07T16:49:46.99 | 0.3 | undecidable | manual | P | 38 | 14.2746 | 128 | 0.16 | 96 |
IV.NRCA.HHZ. | 2020-08-07T16:49:46.99 | 0.6 | undecidable | manual | S | 45 | 3.7962 | 161 | -0.26 | 64 |
IV.NRCA.HHZ. | 2020-08-07T16:49:45.49 | 0.3 | undecidable | manual | P | 45 | 3.7962 | 161 | -0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.6 | 0.0006043819500000001 | 0.1408 | AML | other | m | 2020-08-07T16:49:47.10 |
IV.NRCA.HHN. | ML:1.6 | 0.00061652945 | 0.0768 | AML | other | m | 2020-08-07T16:49:47.08 |
IV.NRCA.HNE. | ML:1.5 | 0.00057128075 | 0.1408 | AML | other | m | 2020-08-07T16:49:47.18 |
IV.NRCA.HNN. | ML:1.5 | 0.00050826735 | 0.0768 | AML | other | m | 2020-08-07T16:49:47.09 |
IV.GAVE.EHE. | ML:1.1 | 0.00008798619 | 0.192 | AML | other | m | 2020-08-07T16:49:51.24 |
IV.GAVE.EHN. | ML:0.9 | 0.00005585944499999999 | 0.2944 | AML | other | m | 2020-08-07T16:49:51.19 |