A magnitude ML 1.4 earthquake occured in region: 3 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7760, 13.1180 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 | 3 | 4957 | 4957 |
Cascia | PG | 11 | 3217 | 8174 |
Preci | PG | 13 | 724 | 8898 |
Castelsantangelo sul Nera | MC | 14 | 281 | 9179 |
Accumoli | RI | 14 | 667 | 9846 |
Arquata del Tronto | AP | 15 | 1178 | 11024 |
Poggiodomo | PG | 17 | 117 | 11141 |
Cerreto di Spoleto | PG | 17 | 1075 | 12216 |
Visso | MC | 18 | 1107 | 13323 |
Cittareale | RI | 18 | 482 | 13805 |
Ussita | MC | 19 | 444 | 14249 |
Montegallo | AP | 19 | 523 | 14772 |
Monteleone di Spoleto | PG | 19 | 599 | 15371 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2021-01-11 08:05:24 |
42.7758 | 13.1182 | 11 | 2021-01-11 08:12:55 |
Sala Sismica INGV-Roma | 86166391 |
Field | Value |
---|---|
Time (UTC) | 2021-01-11 08:05:24 ± 0.08 |
Latitude | 42.7758 ± 0.0036 |
Longitude | 13.1182 ± 0.0074 |
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 | 86166391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 578 |
Semi-minor axis of confidence ellipse (meter) | 317 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 261 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 580.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 128 |
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) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.05756 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32196 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 86166391 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-11 08:12:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2021-01-11T08:05:37.14 | 0.1 | undecidable | manual | S | 11 | 35.742 | 50 | 0.14 | 94 |
IV.CESI.HHN. | 2021-01-11T08:05:35.83 | 0.3 | undecidable | manual | S | 326 | 30.747 | 50 | 0.16 | 70 |
IV.SMA1.EHZ. | 2021-01-11T08:05:34.40 | 0.1 | undecidable | manual | S | 132 | 23.9538 | 50 | 0.55 | 87 |
IV.FDMO.HHZ. | 2021-01-11T08:05:34.96 | 0.1 | undecidable | manual | S | 355 | 29.0487 | 50 | -0.25 | 93 |
IV.MTRA.EHE. | 2021-01-11T08:05:33.24 | 0.3 | undecidable | manual | S | 95 | 22.755 | 50 | -0.3 | 69 |
IV.MMO1.EHZ. | 2021-01-11T08:05:33.48 | 0.1 | undecidable | manual | S | 51 | 21.7671 | 50 | 0.2 | 95 |
IV.LNSS.HHZ. | 2021-01-11T08:05:32.79 | 0.3 | undecidable | manual | S | 198 | 20.2686 | 50 | -0.07 | 73 |
IV.CSP1.EHZ. | 2021-01-11T08:05:31.74 | 0.6 | negative | manual | P | 11 | 35.742 | 50 | -0.17 | 46 |
IV.CESI.HHN. | 2021-01-11T08:05:31.37 | 0.1 | undecidable | manual | P | 326 | 30.747 | 50 | 0.23 | 93 |
IV.MC2.EHZ. | 2021-01-11T08:05:31.97 | 0.3 | undecidable | manual | S | 21 | 16.0728 | 124 | 0.28 | 70 |
IV.SMA1.EHZ. | 2021-01-11T08:05:30.19 | 0.3 | undecidable | manual | P | 132 | 23.9538 | 50 | 0.1 | 72 |
IV.FDMO.HHZ. | 2021-01-11T08:05:30.65 | 0.6 | negative | manual | P | 355 | 29.0487 | 50 | -0.22 | 46 |
IV.MMO1.EHZ. | 2021-01-11T08:05:29.54 | 0.3 | undecidable | manual | P | 51 | 21.7671 | 50 | -0.22 | 71 |
IV.NRCA.HHZ. | 2021-01-11T08:05:29.23 | 0.1 | undecidable | manual | S | 357 | 6.3936 | 149 | -0.1 | 99 |
IV.MTRA.EHE. | 2021-01-11T08:05:29.45 | 0.1 | undecidable | manual | P | 95 | 22.755 | 50 | -0.46 | 89 |
IV.LNSS.HHZ. | 2021-01-11T08:05:29.48 | 0.1 | undecidable | manual | P | 198 | 20.2686 | 50 | -0.04 | 98 |
IV.T1299.HNE. | 2021-01-11T08:05:29.51 | 0.1 | undecidable | manual | P | 140 | 20.6682 | 50 | -0.07 | 97 |
IV.MC2.EHZ. | 2021-01-11T08:05:28.85 | 0.6 | positive | manual | P | 21 | 16.0728 | 124 | 0 | 50 |
IV.NRCA.HHZ. | 2021-01-11T08:05:27.54 | 0.1 | positive | manual | P | 357 | 6.3936 | 149 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.7 | 0.000711 | 0.08 | AML | other | m | 2021-01-11T08:05:29.26 |
IV.NRCA.HNN. | ML:1.6 | 0.0006180000000000001 | 0.08 | AML | other | m | 2021-01-11T08:05:29.26 |
IV.NRCA.HNE. | ML:1.5 | 0.0005124999999999999 | 1.24 | AML | other | m | 2021-01-11T08:05:29.93 |
IV.NRCA.HHE. | ML:1.5 | 0.00047599999999999997 | 0.1 | AML | other | m | 2021-01-11T08:05:29.93 |
IV.LNSS.HHN. | ML:1.1 | 0.0000963 | 0.58 | AML | other | m | 2021-01-11T08:05:32.43 |
IV.LNSS.HHE. | ML:1.2 | 0.00010645 | 0.36 | AML | other | m | 2021-01-11T08:05:33.53 |