Earthquake with magnitude of ML 0.4 on date 29-04-2023 and time 03:14:30 (UTC) in region 2 km SW Sigillo (PG)

A magnitude ML 0.4 earthquake occured in region: 2 km SW Sigillo (PG), on

  • 29-04-2023 03:14:30 (UTC)
  • 29-04-2023 05:14:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3160, 12.7260 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sigillo PG 2 2404 2404
Fossato di Vico PG 4 2840 5244
Costacciaro PG 5 1216 6460
Gualdo Tadino PG 11 15208 21668
Scheggia e Pascelupo PG 11 1393 23061
Gubbio PG 13 32216 55277
Fabriano AN 15 31480 86757
Sassoferrato AN 17 7285 94042
Esanatoglia MC 19 2034 96076
Cantiano PU 19 2245 98321
Serra Sant'Abbondio PU 20 1027 99348
Valfabbrica PG 20 3389 102737

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NE of Perugia (166134 inhabitants)
40 Km N of Foligno (57155 inhabitants)
63 Km SW of Fano (60888 inhabitants)
68 Km S of Pesaro (94582 inhabitants)
70 Km E of Arezzo (99543 inhabitants)
72 Km W of Ancona (100861 inhabitants)
84 Km S of Rimini (147750 inhabitants)
84 Km N of Terni (111501 inhabitants)
99 Km SE of Cesena (96758 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100
ML 0.4 2023-04-29
03:14:30
43.3157 12.7263 14 2023-04-29
04:40:27
Sala Sismica INGV-Roma 116860241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-29 03:14:30 ± 0.15
Latitude 43.3157 ± 0.0036
Longitude 12.7263 ± 0.0062
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 116860241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 479
Semi-minor axis of confidence ellipse (meter) 120
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.03238
Epicentral distance of station farthest from the epicenter (degree) 0.34624
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 116860241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-29 04:40:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HNE. 2023-04-29T03:14:43.16 0.3 undecidable manual S 80 38.4282 97 0.22 72
IV.NARO.HHZ. 2023-04-29T03:14:42.01 0.6 undecidable manual S 340 34.743 98 0.03 50
IV.ASSB.HHZ. 2023-04-29T03:14:41.09 0.3 undecidable manual S 190 30.747 100 0.16 74
IV.ATBU.EHZ. 2023-04-29T03:14:39.57 0.3 undecidable manual S 321 22.8549 106 0.71 64
IV.ATVO.HHZ. 2023-04-29T03:14:39.82 0.3 undecidable manual S 286 26.8509 103 -0.07 76
IV.SNTG.HHZ. 2023-04-29T03:14:38.02 0.3 undecidable manual S 111 18.5703 113 0.23 74
IV.FRON.EHZ. 2023-04-29T03:14:38.74 0.3 undecidable manual S 360 22.4553 107 -0.02 77
IV.MURB.HNZ. 2023-04-29T03:14:37.92 0.3 undecidable manual S 250 17.2716 116 0.44 71
IV.CING.HNE. 2023-04-29T03:14:37.96 1.0 undecidable manual P 80 38.4282 97 0.41 23
IV.NARO.HHZ. 2023-04-29T03:14:36.87 0.3 undecidable manual P 340 34.743 98 -0.13 74
IV.SSFR.HHZ. 2023-04-29T03:14:36.52 0.6 undecidable manual S 19 14.0748 123 -0.22 50
IV.ATFO.HHZ. 2023-04-29T03:14:36.69 0.3 undecidable manual S 294 13.6752 124 0.04 78
IV.ASSB.HHZ. 2023-04-29T03:14:36.26 0.3 undecidable manual P 190 30.747 100 -0.13 74
IV.ATSC.EHZ. 2023-04-29T03:14:36.21 0.3 undecidable manual S 345 12.4764 128 -0.17 76
IV.ATVO.HHZ. 2023-04-29T03:14:35.36 0.6 undecidable manual P 286 26.8509 103 -0.43 47
IV.ATBU.EHZ. 2023-04-29T03:14:35.34 0.1 undecidable manual P 321 22.8549 106 0.15 100
IV.FRON.EHZ. 2023-04-29T03:14:34.83 0.6 undecidable manual P 360 22.4553 107 -0.3 48
IV.SNTG.HHZ. 2023-04-29T03:14:34.16 0.3 undecidable manual P 111 18.5703 113 -0.41 71
IV.FOSV.HNZ. 2023-04-29T03:14:34.94 0.6 undecidable manual S 129 3.5964 163 -0.08 52
IV.SSFR.HHZ. 2023-04-29T03:14:34.12 0.3 undecidable manual P 19 14.0748 123 0.15 76
IV.ATFO.HHZ. 2023-04-29T03:14:33.93 0.3 undecidable manual P 294 13.6752 124 0.01 78
IV.ATSC.EHZ. 2023-04-29T03:14:33.71 0.3 undecidable manual P 345 12.4764 128 -0.05 78
IV.MURB.HNZ. 2023-04-29T03:14:33.81 0.3 undecidable manual P 250 17.2716 116 -0.59 68
IV.FOSV.HNZ. 2023-04-29T03:14:32.98 0.3 undecidable manual P 129 3.5964 163 0 80
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHN. ML:0.5 0.00002575107 0.12 AML other m 2023-04-29T03:14:36.95
IV.ATFO.HHE. ML:0.6 0.000030338644999999998 0.2208 AML other m 2023-04-29T03:14:36.93
IV.FRON.EHN. ML:0.4 0.000014361324 0.0592 AML other m 2023-04-29T03:14:39.25
IV.FRON.EHE. ML:0.4 0.0000162 0.72 AML other m 2023-04-29T03:14:45.42
IV.ASSB.HHE. ML:0.4 0.000007978953 0.16 AML other m 2023-04-29T03:14:42.07
IV.ASSB.HHN. ML:0.4 0.0000103798473 0.16 AML other m 2023-04-29T03:14:42.41
IV.NARO.HHE. ML:0.4 0.0000089692645 0.0608 AML other m 2023-04-29T03:14:42.51
IV.NARO.HHN. ML:0.1 0.000006919649 0.0608 AML other m 2023-04-29T03:14:42.91
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download