A magnitude ML 1.3 earthquake occured in region: 3 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8020, 13.1320 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 |
---|---|---|---|---|
Norcia | PG | 3 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5238 |
Preci | PG | 12 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Arquata del Tronto | AP | 14 | 1178 | 10357 |
Visso | MC | 15 | 1107 | 11464 |
Accumoli | RI | 15 | 667 | 12131 |
Ussita | MC | 16 | 444 | 12575 |
Montegallo | AP | 17 | 523 | 13098 |
Cerreto di Spoleto | PG | 18 | 1075 | 14173 |
Poggiodomo | PG | 19 | 117 | 14290 |
Sellano | PG | 19 | 1079 | 15369 |
Montemonaco | AP | 19 | 604 | 15973 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-11-20 19:35:10 |
42.8017 | 13.1323 | 9 | 2021-11-20 19:40:49 |
Sala Sismica INGV-Roma | 97637371 |
Field | Value |
---|---|
Time (UTC) | 2021-11-20 19:35:10 ± 0.06 |
Latitude | 42.8017 ± 0.0027 |
Longitude | 13.1323 ± 0.0049 |
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 | 97637371 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 377 |
Semi-minor axis of confidence ellipse (meter) | 185 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 254 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 83 |
Number of associated phases, regardless of their use for origin computation | 35 |
Number of defining phases | 34 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.52790 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 97637371 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-20 19:40:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SENI.HNZ. | 2021-11-20T19:35:41.10 | 3.0 | undecidable | manual | S | -1.19 | 0 | |||
IV.EL6.EHZ. | 2021-11-20T19:35:29.52 | 0.6 | undecidable | manual | S | 358 | 58.5969 | 50 | 0.6 | 41 |
IV.GUMA.HHZ. | 2021-11-20T19:35:22.60 | 0.6 | undecidable | manual | S | 30 | 33.3444 | 50 | 0.43 | 45 |
IV.MF5.EHZ. | 2021-11-20T19:35:22.76 | 0.6 | undecidable | manual | S | 52 | 33.6441 | 50 | 0.49 | 45 |
IV.MML1.EHZ. | 2021-11-20T19:35:22.72 | 0.6 | undecidable | manual | S | 339 | 36.9297 | 50 | -0.43 | 45 |
IV.EL6.EHZ. | 2021-11-20T19:35:21.05 | 1.0 | positive | manual | P | 358 | 58.5969 | 50 | -0.03 | 24 |
IV.RM33.EHZ. | 2021-11-20T19:35:21.97 | 0.6 | undecidable | manual | S | 168 | 33.1446 | 50 | -0.16 | 48 |
IV.CSP1.EHZ. | 2021-11-20T19:35:21.84 | 0.6 | undecidable | manual | S | 10 | 32.745 | 50 | -0.17 | 48 |
IV.CESI.HHZ. | 2021-11-20T19:35:20.65 | 0.6 | undecidable | manual | S | 321 | 29.1486 | 107 | -0.31 | 47 |
IV.SMA1.EHZ. | 2021-11-20T19:35:20.04 | 0.6 | undecidable | manual | S | 139 | 25.1526 | 110 | 0.39 | 46 |
IT.MTCL.HGZ. | 2021-11-20T19:35:19.08 | 0.6 | undecidable | manual | S | 333 | 23.9538 | 111 | -0.16 | 49 |
IV.FDMO.HHZ. | 2021-11-20T19:35:19.79 | 0.6 | undecidable | manual | S | 352 | 26.3514 | 109 | -0.23 | 48 |
IV.LNSS.HHZ. | 2021-11-20T19:35:19.24 | 0.6 | undecidable | manual | S | 199 | 23.2545 | 111 | 0.21 | 48 |
IV.GAVE.EHZ. | 2021-11-20T19:35:19.26 | 0.6 | undecidable | manual | S | 238 | 22.8549 | 112 | 0.36 | 47 |
IV.MTRA.HNZ. | 2021-11-20T19:35:18.31 | 0.6 | undecidable | manual | S | 103 | 22.0668 | 112 | -0.33 | 47 |
IV.MML1.EHZ. | 2021-11-20T19:35:17.71 | 1.0 | undecidable | manual | P | 339 | 36.9297 | 50 | -0.04 | 25 |
IV.MMO1.EHZ. | 2021-11-20T19:35:17.64 | 0.6 | undecidable | manual | S | 56 | 19.1697 | 115 | -0.08 | 50 |
IV.GUMA.HHZ. | 2021-11-20T19:35:17.25 | 1.0 | positive | manual | P | 30 | 33.3444 | 50 | 0.06 | 25 |
IV.MF5.EHZ. | 2021-11-20T19:35:17.43 | 0.6 | negative | manual | P | 52 | 33.6441 | 50 | 0.19 | 48 |
IV.FEMA.HNZ. | 2021-11-20T19:35:17.54 | 0.6 | undecidable | manual | S | 339 | 19.0698 | 115 | -0.14 | 50 |
IV.RM33.EHZ. | 2021-11-20T19:35:16.91 | 0.6 | positive | manual | P | 168 | 33.1446 | 50 | -0.25 | 47 |
IV.CSP1.EHZ. | 2021-11-20T19:35:16.92 | 0.1 | undecidable | manual | P | 10 | 32.745 | 50 | -0.17 | 96 |
IV.CESI.HHZ. | 2021-11-20T19:35:16.42 | 0.1 | undecidable | manual | P | 321 | 29.1486 | 107 | -0.06 | 99 |
IV.MC2.EHZ. | 2021-11-20T19:35:16.55 | 0.6 | undecidable | manual | S | 21 | 12.9759 | 125 | 0.68 | 43 |
IV.GAVE.EHZ. | 2021-11-20T19:35:15.38 | 0.6 | positive | manual | P | 238 | 22.8549 | 112 | 0.09 | 50 |
IV.SMA1.EHZ. | 2021-11-20T19:35:15.67 | 1.0 | positive | manual | P | 139 | 25.1526 | 110 | -0.05 | 25 |
IT.MTCL.HGZ. | 2021-11-20T19:35:15.39 | 0.1 | undecidable | manual | P | 333 | 23.9538 | 111 | -0.1 | 99 |
IV.FDMO.HHZ. | 2021-11-20T19:35:15.82 | 0.6 | positive | manual | P | 352 | 26.3514 | 109 | -0.12 | 49 |
IV.LNSS.HHZ. | 2021-11-20T19:35:15.34 | 0.6 | undecidable | manual | P | 199 | 23.2545 | 111 | -0.03 | 50 |
IV.FEMA.HNZ. | 2021-11-20T19:35:14.68 | 0.1 | undecidable | manual | P | 339 | 19.0698 | 115 | 0.09 | 100 |
IV.MMO1.EHZ. | 2021-11-20T19:35:14.44 | 0.6 | negative | manual | P | 56 | 19.1697 | 115 | -0.18 | 49 |
IV.MTRA.HNZ. | 2021-11-20T19:35:14.58 | 0.1 | undecidable | manual | P | 103 | 22.0668 | 112 | -0.57 | 89 |
IV.MC2.EHZ. | 2021-11-20T19:35:13.88 | 0.3 | positive | manual | P | 21 | 12.9759 | 125 | 0.34 | 72 |
IV.NRCA.HNZ. | 2021-11-20T19:35:13.65 | 0.6 | undecidable | manual | S | 338 | 3.7962 | 157 | -0.12 | 51 |
IV.NRCA.HNZ. | 2021-11-20T19:35:12.58 | 0.1 | negative | manual | P | 338 | 3.7962 | 157 | 0.25 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MC2.EHN. | ML:1.6 | 0.0005420000000000001 | 0.26 | AML | other | m | 2021-11-20T19:35:17.62 |
IV.MMO1.EHE. | ML:1.2 | 0.00011545 | 0.5 | AML | other | m | 2021-11-20T19:35:17.54 |
IV.MC2.EHE. | ML:1.6 | 0.0004075 | 1.08 | AML | other | m | 2021-11-20T19:35:17.99 |
IV.MMO1.EHN. | ML:1.2 | 0.000117 | 0.38 | AML | other | m | 2021-11-20T19:35:18.03 |
IV.LNSS.HHN. | ML:1.5 | 0.0001835 | 0.18 | AML | other | m | 2021-11-20T19:35:19.43 |
IV.LNSS.HHE. | ML:1.2 | 0.00010485 | 0.12 | AML | other | m | 2021-11-20T19:35:19.44 |
IV.GAVE.EHE. | ML:1.2 | 0.0001055 | 0.18 | AML | other | m | 2021-11-20T19:35:19.72 |
IV.GAVE.EHN. | ML:1.3 | 0.000118 | 0.14 | AML | other | m | 2021-11-20T19:35:19.81 |
IV.FDMO.HHN. | ML:0.8 | 0.00003735 | 1.72 | AML | other | m | 2021-11-20T19:35:20.95 |
IV.FDMO.HHE. | ML:0.8 | 0.0000368 | 0.28 | AML | other | m | 2021-11-20T19:35:20.64 |
IV.GUMA.HHN. | ML:1.3 | 0.00009329999999999999 | 1.56 | AML | other | m | 2021-11-20T19:35:23.08 |
IV.GUMA.HHE. | ML:1.2 | 0.00007500000000000001 | 0.74 | AML | other | m | 2021-11-20T19:35:23.56 |