A magnitude ML 1.1 earthquake occured in region: 5 km N Norcia (PG), on
and geographic coordinates (lat, lon) 42.8380, 13.1110 at 10 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 | 5 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 7 | 281 | 5238 |
Preci | PG | 7 | 724 | 5962 |
Visso | MC | 11 | 1107 | 7069 |
Ussita | MC | 12 | 444 | 7513 |
Cascia | PG | 15 | 3217 | 10730 |
Sellano | PG | 16 | 1079 | 11809 |
Cerreto di Spoleto | PG | 16 | 1075 | 12884 |
Arquata del Tronto | AP | 17 | 1178 | 14062 |
Montegallo | AP | 18 | 523 | 14585 |
Montemonaco | AP | 19 | 604 | 15189 |
Monte Cavallo | MC | 20 | 145 | 15334 |
Accumoli | RI | 20 | 667 | 16001 |
Bolognola | MC | 20 | 142 | 16143 |
Poggiodomo | PG | 20 | 117 | 16260 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-11-14 22:56:06 |
42.8385 | 13.1107 | 10 | 2021-11-14 23:00:32 |
Sala Sismica INGV-Roma | 97470441 |
Field | Value |
---|---|
Time (UTC) | 2021-11-14 22:56:06 ± 0.06 |
Latitude | 42.8385 ± 0.0036 |
Longitude | 13.1107 ± 0.0074 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97470441 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 624 |
Semi-minor axis of confidence ellipse (meter) | 299 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 104 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 620.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 163 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00540 |
Epicentral distance of station farthest from the epicenter (degree) | 0.87774 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 97470441 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-14 23:00:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.APEC.HHZ. | 2021-11-14T22:56:16.45 | 3.0 | undecidable | manual | P | 97.4247 | -6.26 | 0 | ||
IV.CSP1.EHZ. | 2021-11-14T22:56:16.49 | 0.6 | undecidable | manual | S | 15 | 29.1486 | 50 | -0.11 | 49 |
IV.LNSS.HHZ. | 2021-11-14T22:56:15.93 | 0.6 | undecidable | manual | S | 192 | 26.751 | 50 | -0.04 | 50 |
IV.FDMO.HHZ. | 2021-11-14T22:56:14.39 | 0.6 | undecidable | manual | S | 355 | 22.0668 | 114 | -0.13 | 50 |
IV.MMO1.EHZ. | 2021-11-14T22:56:13.32 | 0.6 | undecidable | manual | S | 69 | 18.87 | 118 | -0.2 | 49 |
IV.CSP1.EHZ. | 2021-11-14T22:56:12.18 | 1.0 | undecidable | manual | P | 15 | 29.1486 | 50 | 0 | 25 |
IV.LNSS.HHZ. | 2021-11-14T22:56:11.91 | 0.6 | positive | manual | P | 192 | 26.751 | 50 | 0.09 | 50 |
IV.FDMO.HHZ. | 2021-11-14T22:56:11.06 | 1.0 | undecidable | manual | P | 355 | 22.0668 | 114 | 0.09 | 25 |
IV.MC2.EHZ. | 2021-11-14T22:56:11.31 | 0.6 | undecidable | manual | S | 38 | 10.2786 | 134 | 0.22 | 50 |
IV.MMO1.EHZ. | 2021-11-14T22:56:10.38 | 1.0 | undecidable | manual | P | 69 | 18.87 | 118 | -0.01 | 26 |
IV.MC2.EHZ. | 2021-11-14T22:56:09.18 | 0.1 | undecidable | manual | P | 38 | 10.2786 | 134 | 0.19 | 100 |
IV.NRCA.HHZ. | 2021-11-14T22:56:09.35 | 0.6 | undecidable | manual | S | 152 | 0.5994 | 176 | -0.24 | 50 |
IV.NRCA.HHZ. | 2021-11-14T22:56:08.16 | 0.6 | undecidable | manual | P | 152 | 0.5994 | 176 | 0.03 | 52 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.3 | 0.00035099999999999997 | 0.12 | AML | other | m | 2021-11-14T22:56:09.54 |
IV.NRCA.HHN. | ML:0.9 | 0.00016599999999999997 | 0.34 | AML | other | m | 2021-11-14T22:56:09.65 |