A magnitude ML 1.2 earthquake occured in region: 3 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7920, 13.1250 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 12 | 281 | 5238 |
Preci | PG | 12 | 724 | 5962 |
Cascia | PG | 12 | 3217 | 9179 |
Arquata del Tronto | AP | 14 | 1178 | 10357 |
Accumoli | RI | 15 | 667 | 11024 |
Visso | MC | 16 | 1107 | 12131 |
Ussita | MC | 17 | 444 | 12575 |
Cerreto di Spoleto | PG | 17 | 1075 | 13650 |
Poggiodomo | PG | 18 | 117 | 13767 |
Montegallo | AP | 18 | 523 | 14290 |
Sellano | PG | 19 | 1079 | 15369 |
Cittareale | RI | 20 | 482 | 15851 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.2 | 2021-01-27 20:04:17 |
42.7922 | 13.1248 | 10 | 2021-07-12 16:54:58 |
Bollettino Sismico Italiano INGV | 86994941 |
Reviewed Rev100 |
ML 1.1 | 2021-01-27 20:04:17 |
42.7958 | 13.1278 | 10 | 2021-01-27 20:09:11 |
Sala Sismica INGV-Roma | 86638201 |
Field | Value |
---|---|
Time (UTC) | 2021-01-27 20:04:17 ± 0.05 |
Latitude | 42.7922 ± 0.0027 |
Longitude | 13.1248 ± 0.0049 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86994941 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 331 |
Semi-minor axis of confidence ellipse (meter) | 287 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 123 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
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 | 19 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.04227 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30487 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.4 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 86994941 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-10 12:00:38 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.4 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 86638201 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-27 20:09:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESI.HHZ. | 2021-01-27T20:04:28.02 | 0.1 | undecidable | manual | S | 323 | 29.6481 | 50 | -0.05 | 97 |
IV.FDMO.HHZ. | 2021-01-27T20:04:27.21 | 0.1 | undecidable | manual | S | 354 | 27.2505 | 50 | -0.24 | 94 |
IV.MTRA.EHZ. | 2021-01-27T20:04:26.03 | 0.1 | undecidable | manual | S | 100 | 22.4553 | 114 | -0.06 | 98 |
IV.MMO1.EHZ. | 2021-01-27T20:04:25.20 | 0.1 | undecidable | manual | S | 54 | 20.2686 | 117 | -0.2 | 96 |
IV.GAVE.EHN. | 2021-01-27T20:04:25.99 | 0.3 | undecidable | manual | S | 240 | 21.867 | 115 | 0.11 | 73 |
IV.LNSS.HNZ. | 2021-01-27T20:04:25.78 | 0.1 | undecidable | manual | S | 198 | 22.0668 | 115 | -0.19 | 95 |
IV.CSP1.EHZ. | 2021-01-27T20:04:24.56 | 0.1 | undecidable | manual | P | 11 | 33.8439 | 50 | 0.29 | 92 |
IV.FDMO.HHZ. | 2021-01-27T20:04:23.18 | 0.1 | undecidable | manual | P | 354 | 27.2505 | 50 | -0.07 | 97 |
IV.CESI.HHZ. | 2021-01-27T20:04:23.66 | 0.1 | undecidable | manual | P | 323 | 29.6481 | 50 | 0.04 | 97 |
IV.MC2.EHZ. | 2021-01-27T20:04:23.87 | 0.3 | undecidable | manual | S | 22 | 14.1747 | 126 | 0.27 | 71 |
IV.GAVE.EHN. | 2021-01-27T20:04:22.41 | 1.0 | undecidable | manual | P | 240 | 21.867 | 115 | 0.05 | 25 |
IV.LNSS.HNZ. | 2021-01-27T20:04:22.49 | 0.1 | undecidable | manual | P | 198 | 22.0668 | 115 | 0.09 | 98 |
IV.T1299.HNN. | 2021-01-27T20:04:22.47 | 0.1 | undecidable | manual | P | 144 | 21.7671 | 115 | 0.13 | 97 |
IV.SMA1.EHN. | 2021-01-27T20:04:22.75 | 0.1 | undecidable | manual | P | 136 | 24.8529 | 50 | -0.13 | 96 |
IV.MTRA.EHZ. | 2021-01-27T20:04:22.61 | 0.1 | undecidable | manual | P | 100 | 22.4553 | 114 | 0.14 | 97 |
IV.NRCA.HHZ. | 2021-01-27T20:04:21.06 | 0.1 | undecidable | manual | S | 349 | 4.6953 | 156 | -0.36 | 95 |
IV.MC2.EHZ. | 2021-01-27T20:04:21.37 | 0.1 | undecidable | manual | P | 22 | 14.1747 | 126 | 0.34 | 94 |
IV.MMO1.EHZ. | 2021-01-27T20:04:21.99 | 0.1 | undecidable | manual | P | 54 | 20.2686 | 117 | -0.08 | 98 |
IV.NRCA.HHZ. | 2021-01-27T20:04:19.89 | 0.1 | positive | manual | P | 349 | 4.6953 | 156 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.3 | 0.0003478609 | 0.128 | AML | other | m | 2021-01-27T20:04:21.11 |
IV.NRCA.HHE. | ML:1.5 | 0.0004985 | 0.1 | AML | other | m | 2021-01-27T20:04:21.26 |
IV.MTRA.EHE. | ML:0.7 | 0.000036178375 | 0.1536 | AML | other | m | 2021-01-27T20:04:26.57 |
IV.MTRA.EHN. | ML:0.7 | 0.0000291 | 0.46 | AML | other | m | 2021-01-27T20:04:26.80 |
IV.NRCA.HNE. | ML:1.5 | 0.00047916805 | 0.1152 | AML | other | m | 2021-01-27T20:04:21.26 |
IV.NRCA.HNN. | ML:1.3 | 0.0003013098 | 0.0768 | AML | other | m | 2021-01-27T20:04:21.11 |
IV.MTRA.HNN. | ML:1.3 | 0.00012343485 | 0.7808 | AML | other | m | 2021-01-27T20:04:24.54 |
IV.FDMO.HHN. | ML:0.6 | 0.00001871315 | 4.1984 | AML | other | m | 2021-01-27T20:04:32.17 |
IV.CESI.HHN. | ML:0.7 | 0.000025234858 | 0.384 | AML | other | m | 2021-01-27T20:04:28.36 |
IV.CESI.HHE. | ML:0.6 | 0.000021157635 | 1.792 | AML | other | m | 2021-01-27T20:04:30.44 |
IV.CESI.HNN. | ML:1.5 | 0.00014640935 | 2.0224 | AML | other | m | 2021-01-27T20:04:36.17 |
IV.CSP1.EHN. | ML:1.4 | 0.00009250230750000001 | 6.1952 | AML | other | m | 2021-01-27T20:04:36.36 |