A magnitude ML 1.4 earthquake occured in region: 6 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8410, 13.1290 at 14 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 | 6 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 6 | 281 | 5238 |
Preci | PG | 8 | 724 | 5962 |
Visso | MC | 11 | 1107 | 7069 |
Ussita | MC | 12 | 444 | 7513 |
Arquata del Tronto | AP | 16 | 1178 | 8691 |
Cascia | PG | 17 | 3217 | 11908 |
Montegallo | AP | 17 | 523 | 12431 |
Sellano | PG | 17 | 1079 | 13510 |
Cerreto di Spoleto | PG | 17 | 1075 | 14585 |
Montemonaco | AP | 18 | 604 | 15189 |
Bolognola | MC | 19 | 142 | 15331 |
Accumoli | RI | 19 | 667 | 15998 |
Monte Cavallo | MC | 20 | 145 | 16143 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2023-01-09 19:45:04 |
42.8412 | 13.129 | 14 | 2023-01-09 19:51:38 |
Sala Sismica INGV-Roma | 113438471 |
Field | Value |
---|---|
Time (UTC) | 2023-01-09 19:45:04 ± 0.08 |
Latitude | 42.8412 ± 0.0036 |
Longitude | 13.1290 ± 0.0061 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 113438471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 466 |
Semi-minor axis of confidence ellipse (meter) | 300 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 239 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 91 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25900 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 113438471 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-01-09 19:51:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MCRV.HHZ. | 2023-01-09T19:45:47.90 | 3.0 | undecidable | manual | Pg | 3.2 | 0 | |||
IV.CAFE.HHZ. | 2023-01-09T19:45:45.74 | 3.0 | undecidable | manual | Pg | 3.03 | 0 | |||
IV.PTRJ.HHZ. | 2023-01-09T19:45:32.61 | 3.0 | undecidable | manual | Pn | -1.71 | 0 | |||
IV.MURB.HHZ. | 2023-01-09T19:45:18.73 | 3.0 | undecidable | manual | S | 1.51 | 0 | |||
IV.SMA1.EHZ. | 2023-01-09T19:45:14.63 | 0.1 | undecidable | manual | S | 144 | 28.749 | 99 | -0.07 | 100 |
IV.CESI.HHZ. | 2023-01-09T19:45:13.67 | 0.3 | undecidable | manual | S | 315 | 25.752 | 101 | -0.23 | 73 |
IV.FDMO.HHZ. | 2023-01-09T19:45:12.85 | 0.3 | undecidable | manual | S | 351 | 21.9669 | 104 | -0.06 | 76 |
IV.MMO1.EHZ. | 2023-01-09T19:45:11.55 | 0.1 | undecidable | manual | S | 68 | 17.3715 | 112 | -0.2 | 98 |
IV.MC2.EHZ. | 2023-01-09T19:45:10.14 | 0.6 | undecidable | manual | S | 32 | 9.1797 | 137 | 0.2 | 50 |
IV.CESI.HHZ. | 2023-01-09T19:45:10.04 | 0.1 | undecidable | manual | P | 315 | 25.752 | 101 | 0.1 | 99 |
IV.SMA1.EHZ. | 2023-01-09T19:45:10.44 | 0.1 | undecidable | manual | P | 144 | 28.749 | 99 | 0.04 | 100 |
IV.FDMO.HHZ. | 2023-01-09T19:45:09.40 | 0.6 | positive | manual | P | 351 | 21.9669 | 104 | 0.03 | 51 |
IV.MMO1.EHZ. | 2023-01-09T19:45:08.86 | 1.0 | undecidable | manual | P | 68 | 17.3715 | 112 | 0.17 | 25 |
IV.NRCA.HHZ. | 2023-01-09T19:45:08.85 | 0.6 | undecidable | manual | S | 235 | 1.4985 | 172 | -0.19 | 51 |
IV.NRCA.HHZ. | 2023-01-09T19:45:07.24 | 1.0 | undecidable | manual | P | 235 | 1.4985 | 172 | 0.12 | 26 |
IV.CSP1.EHZ. | 2023-01-09T19:45:07.47 | 3.0 | undecidable | manual | P | -2.27 | 0 | |||
IV.MC2.EHZ. | 2023-01-09T19:45:07.87 | 0.1 | undecidable | manual | P | 32 | 9.1797 | 137 | 0.22 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.4 | 0.0003435 | 0.82 | AML | other | m | 2023-01-09T19:45:08.97 |
IV.NRCA.HHE. | ML:1.3 | 0.000259 | 1.36 | AML | other | m | 2023-01-09T19:45:09.02 |