A magnitude ML 1.4 earthquake occured in region: 4 km W Norcia (PG), on
and geographic coordinates (lat, lon) 42.7830, 13.0520 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 | 4 | 4957 | 4957 |
Cascia | PG | 8 | 3217 | 8174 |
Preci | PG | 11 | 724 | 8898 |
Cerreto di Spoleto | PG | 12 | 1075 | 9973 |
Poggiodomo | PG | 12 | 117 | 10090 |
Castelsantangelo sul Nera | MC | 15 | 281 | 10371 |
Vallo di Nera | PG | 15 | 364 | 10735 |
Sellano | PG | 16 | 1079 | 11814 |
Monteleone di Spoleto | PG | 17 | 599 | 12413 |
Visso | MC | 17 | 1107 | 13520 |
Sant'Anatolia di Narco | PG | 18 | 564 | 14084 |
Accumoli | RI | 19 | 667 | 14751 |
Ussita | MC | 19 | 444 | 15195 |
Scheggino | PG | 20 | 461 | 15656 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2023-04-14 19:29:23 |
42.7833 | 13.0515 | 11 | 2023-04-14 19:56:25 |
Sala Sismica INGV-Roma | 116393531 |
Field | Value |
---|---|
Time (UTC) | 2023-04-14 19:29:23 ± 0.07 |
Latitude | 42.7833 ± 0.0018 |
Longitude | 13.0515 ± 0.0147 |
Depth (km) | 11 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116393531 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1200 |
Semi-minor axis of confidence ellipse (meter) | 230 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 271 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1200.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 151 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33545 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 116393531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-14 19:56:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RIBO.EHZ.01 | 2023-04-14T19:30:11.32 | 3.0 | undecidable | manual | S | -0.87 | 0 | |||
IV.IMOL.HNZ. | 2023-04-14T19:29:58.01 | 3.0 | negative | manual | Pg | 2.33 | 0 | |||
IV.ARVD.HHZ. | 2023-04-14T19:29:48.51 | 3.0 | undecidable | manual | S | -1.11 | 0 | |||
IV.ATCC.EHZ. | 2023-04-14T19:29:38.94 | 3.0 | undecidable | manual | S | -1.92 | 0 | |||
IV.CSP1.EHZ. | 2023-04-14T19:29:35.14 | 0.3 | undecidable | manual | S | 20 | 36.4413 | 90 | -0.08 | 75 |
IV.MML1.EHZ. | 2023-04-14T19:29:35.65 | 0.3 | undecidable | manual | S | 350 | 37.2294 | 90 | 0.22 | 71 |
IV.CESI.HHZ. | 2023-04-14T19:29:33.04 | 0.3 | undecidable | manual | S | 334 | 27.3504 | 90 | 0.25 | 72 |
IV.FDMO.HHZ. | 2023-04-14T19:29:32.83 | 0.3 | undecidable | manual | S | 6 | 28.2495 | 90 | -0.2 | 74 |
IV.TERO.HHZ. | 2023-04-14T19:29:31.94 | 3.0 | undecidable | manual | P | -2.99 | 0 | |||
IV.LNSS.HHZ. | 2023-04-14T19:29:30.64 | 0.6 | undecidable | manual | S | 183 | 20.0688 | 90 | -0.21 | 50 |
IV.CSP1.EHZ. | 2023-04-14T19:29:29.66 | 1.0 | negative | manual | P | 20 | 36.4413 | 90 | -0.41 | 23 |
IV.MML1.EHZ. | 2023-04-14T19:29:29.98 | 0.1 | undecidable | manual | P | 350 | 37.2294 | 90 | -0.21 | 97 |
IV.SMA1.EHZ. | 2023-04-14T19:29:29.03 | 1.0 | negative | manual | P | 126 | 28.6491 | 90 | 0.15 | 24 |
IV.FDMO.HHZ. | 2023-04-14T19:29:28.88 | 0.1 | undecidable | manual | P | 6 | 28.2495 | 90 | 0.08 | 99 |
IV.CESI.HHZ. | 2023-04-14T19:29:28.84 | 0.1 | undecidable | manual | P | 334 | 27.3504 | 90 | 0.18 | 98 |
IV.NRCA.HHZ. | 2023-04-14T19:29:27.55 | 0.3 | undecidable | manual | S | 43 | 7.5813 | 133 | -0.15 | 78 |
IV.LNSS.HHZ. | 2023-04-14T19:29:27.66 | 0.1 | undecidable | manual | P | 183 | 20.0688 | 90 | 0.11 | 100 |
IV.NRCA.HHZ. | 2023-04-14T19:29:25.80 | 1.0 | undecidable | manual | P | 43 | 7.5813 | 133 | 0.07 | 26 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.3 | 0.000253 | 0.14 | AML | other | m | 2023-04-14T19:29:27.60 |
IV.NRCA.HHE. | ML:1.5 | 0.00045650000000000004 | 0.16 | AML | other | m | 2023-04-14T19:29:27.65 |
IV.ARVD.HHN. | ML:1.5 | 0.00004155 | 1.58 | AML | other | m | 2023-04-14T19:29:42.08 |
IV.ARVD.HHE. | ML:1.5 | 0.0000395 | 0.82 | AML | other | m | 2023-04-14T19:29:48.68 |