A magnitude ML 1.4 earthquake occured in region: 4 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7850, 13.1390 at 6 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 |
Castelsantangelo sul Nera | MC | 12 | 281 | 5238 |
Cascia | PG | 13 | 3217 | 8455 |
Arquata del Tronto | AP | 13 | 1178 | 9633 |
Preci | PG | 13 | 724 | 10357 |
Accumoli | RI | 13 | 667 | 11024 |
Visso | MC | 17 | 1107 | 12131 |
Montegallo | AP | 17 | 523 | 12654 |
Ussita | MC | 18 | 444 | 13098 |
Poggiodomo | PG | 18 | 117 | 13215 |
Cerreto di Spoleto | PG | 19 | 1075 | 14290 |
Cittareale | RI | 19 | 482 | 14772 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2022-12-12 16:20:20 |
42.7853 | 13.1387 | 6 | 2022-12-12 16:32:37 |
Sala Sismica INGV-Roma | 112763491 |
Field | Value |
---|---|
Time (UTC) | 2022-12-12 16:20:20 ± 0.17 |
Latitude | 42.7853 ± 0.0045 |
Longitude | 13.1387 ± 0.0098 |
Depth (km) | 6 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 112763491 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 790 |
Semi-minor axis of confidence ellipse (meter) | 135 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 285 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 790.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 152 |
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) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27879 |
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 | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 112763491 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-12-12 16:32:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FAGN.HHZ. | 2022-12-12T16:20:34.73 | 3.0 | positive | manual | P | 0.1 | 0 | |||
IV.CESI.HHZ. | 2022-12-12T16:20:32.26 | 0.6 | undecidable | manual | S | 322 | 30.9468 | 101 | 0.41 | 45 |
IV.FDMO.HHZ. | 2022-12-12T16:20:30.93 | 0.6 | undecidable | manual | S | 352 | 28.1496 | 102 | 0.01 | 49 |
IV.LNSS.HHZ. | 2022-12-12T16:20:29.10 | 0.6 | undecidable | manual | S | 202 | 21.7671 | 106 | 0.34 | 46 |
IV.MMO1.EHZ. | 2022-12-12T16:20:28.01 | 0.6 | undecidable | manual | S | 50 | 19.869 | 107 | -0.11 | 49 |
IV.MC2.EHZ. | 2022-12-12T16:20:26.81 | 0.3 | undecidable | manual | S | 16 | 14.5743 | 113 | 0.41 | 69 |
IV.FDMO.HHZ. | 2022-12-12T16:20:26.57 | 1.0 | positive | manual | P | 352 | 28.1496 | 102 | -0.12 | 24 |
IV.CESI.HHZ. | 2022-12-12T16:20:26.92 | 0.1 | undecidable | manual | P | 322 | 30.9468 | 101 | -0.3 | 92 |
IV.LNSS.HHZ. | 2022-12-12T16:20:25.40 | 0.1 | undecidable | manual | P | 202 | 21.7671 | 106 | -0.05 | 98 |
IV.MC2.EHZ. | 2022-12-12T16:20:24.13 | 0.1 | undecidable | manual | P | 16 | 14.5743 | 113 | 0.05 | 99 |
IV.MMO1.EHZ. | 2022-12-12T16:20:24.85 | 1.0 | positive | manual | P | 50 | 19.869 | 107 | -0.23 | 24 |
IV.NRCA.HHZ. | 2022-12-12T16:20:23.55 | 0.6 | undecidable | manual | S | 340 | 5.6943 | 137 | -0.27 | 48 |
IV.NRCA.HHZ. | 2022-12-12T16:20:22.50 | 0.1 | negative | manual | P | 340 | 5.6943 | 137 | -0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MC2.EHE. | ML:1.3 | 0.00023300000000000003 | 0.24 | AML | other | m | 2022-12-12T16:20:27.31 |
IV.MC2.EHN. | ML:1.5 | 0.0003815 | 0.22 | AML | other | m | 2022-12-12T16:20:27.46 |