A magnitude ML 0.8 earthquake occured in region: 4 km N Poggiodomo (PG), on
and geographic coordinates (lat, lon) 42.7460, 12.9340 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 |
---|---|---|---|---|
Poggiodomo | PG | 4 | 117 | 117 |
Vallo di Nera | PG | 6 | 364 | 481 |
Cascia | PG | 7 | 3217 | 3698 |
Sant'Anatolia di Narco | PG | 8 | 564 | 4262 |
Cerreto di Spoleto | PG | 8 | 1075 | 5337 |
Scheggino | PG | 9 | 461 | 5798 |
Monteleone di Spoleto | PG | 11 | 599 | 6397 |
Norcia | PG | 14 | 4957 | 11354 |
Campello sul Clitunno | PG | 15 | 2442 | 13796 |
Spoleto | PG | 16 | 38218 | 52014 |
Sellano | PG | 16 | 1079 | 53093 |
Preci | PG | 17 | 724 | 53817 |
Ferentillo | TR | 18 | 1913 | 55730 |
Polino | TR | 19 | 233 | 55963 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2023-04-20 10:26:54 |
42.7455 | 12.9342 | 11 | 2023-04-20 10:37:19 |
Sala Sismica INGV-Roma | 116546751 |
Field | Value |
---|---|
Time (UTC) | 2023-04-20 10:26:54 ± 0.09 |
Latitude | 42.7455 ± 0.0036 |
Longitude | 12.9342 ± 0.0049 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116546751 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 390 |
Semi-minor axis of confidence ellipse (meter) | 360 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 194 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 390.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 146 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.06115 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31206 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 116546751 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-20 10:37:19 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2023-04-20T10:27:06.07 | 0.6 | undecidable | manual | S | 21 | 34.6431 | 91 | -0.09 | 47 |
7F.SIB1.EHZ. | 2023-04-20T10:27:05.51 | 0.3 | undecidable | manual | S | 59 | 31.9458 | 91 | 0.06 | 73 |
IV.CESI.HHZ. | 2023-04-20T10:27:04.61 | 0.6 | undecidable | manual | S | 355 | 28.8489 | 91 | -0.02 | 49 |
IV.FDMO.HHZ. | 2023-04-20T10:27:01.15 | 0.6 | positive | manual | P | 21 | 34.6431 | 91 | -0.07 | 48 |
IV.LNSS.HHZ. | 2023-04-20T10:27:01.58 | 0.6 | undecidable | manual | S | 151 | 18.0708 | 94 | -0.16 | 48 |
IV.CESI.HHZ. | 2023-04-20T10:27:00.37 | 0.3 | positive | manual | P | 355 | 28.8489 | 91 | 0.04 | 74 |
7F.SIB1.EHZ. | 2023-04-20T10:27:00.78 | 0.1 | undecidable | manual | P | 59 | 31.9458 | 91 | -0.03 | 97 |
IV.GAVE.EHZ. | 2023-04-20T10:26:58.88 | 0.6 | undecidable | manual | S | 209 | 6.7932 | 139 | -0.16 | 50 |
IV.LNSS.HHZ. | 2023-04-20T10:26:58.71 | 0.1 | undecidable | manual | P | 151 | 18.0708 | 94 | 0.05 | 100 |
IV.GAVE.EHZ. | 2023-04-20T10:26:57.34 | 0.6 | negative | manual | P | 209 | 6.7932 | 139 | 0.24 | 49 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHN. | ML:1.5 | 0.0004165 | 0.56 | AML | other | m | 2023-04-20T10:26:59.17 |
IV.GAVE.EHE. | ML:1.3 | 0.000294 | 1.08 | AML | other | m | 2023-04-20T10:26:59.04 |
IV.LNSS.HHN. | ML:0.9 | 0.00006275 | 0.42 | AML | other | m | 2023-04-20T10:27:02.30 |
IV.LNSS.HHE. | ML:1.0 | 0.00006850000000000001 | 0.12 | AML | other | m | 2023-04-20T10:27:02.15 |
IV.CESI.HHE. | ML:0.5 | 0.00001618 | 0.8 | AML | other | m | 2023-04-20T10:27:04.92 |
IV.CESI.HHN. | ML:0.7 | 0.00002685 | 0.3 | AML | other | m | 2023-04-20T10:27:04.77 |
IV.FDMO.HHN. | ML:0.4 | 0.00001205 | 0.2 | AML | other | m | 2023-04-20T10:27:06.29 |
IV.FDMO.HHE. | ML:0.6 | 0.00001425 | 0.72 | AML | other | m | 2023-04-20T10:27:06.22 |