Earthquake with magnitude of ML 0.9 on date 04-08-2023 and time 14:04:07 (UTC) in region 6 km W Cantiano (PU)

A magnitude ML 0.9 earthquake occured in region: 6 km W Cantiano (PU), on

  • 04-08-2023 14:04:07 (UTC)
  • 04-08-2023 16:04:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4640, 12.5520 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cantiano PU 6 2245 2245
Pietralunga PG 10 2111 4356
Scheggia e Pascelupo PG 12 1393 5749
Cagli PU 12 8731 14480
Gubbio PG 12 32216 46696
Piobbico PU 14 2029 48725
Apecchio PU 15 1882 50607
Frontone PU 16 1300 51907
Costacciaro PG 17 1216 53123
Serra Sant'Abbondio PU 18 1027 54150
Acqualagna PU 20 4393 58543

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NE of Perugia (166134 inhabitants)
54 Km E of Arezzo (99543 inhabitants)
57 Km SW of Fano (60888 inhabitants)
58 Km SW of Pesaro (94582 inhabitants)
58 Km N of Foligno (57155 inhabitants)
67 Km S of Rimini (147750 inhabitants)
79 Km SE of Cesena (96758 inhabitants)
80 Km W of Ancona (100861 inhabitants)
94 Km SE of Forlì (117913 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 0.9 2023-08-04
14:04:07
43.4635 12.5523 11 2023-08-04
14:11:29
Sala Sismica INGV-Roma 119855731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-04 14:04:07 ± 0.05
Latitude 43.4635 ± 0.0027
Longitude 12.5523 ± 0.0062
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119855731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 481
Semi-minor axis of confidence ellipse (meter) 261
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 300
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) 103
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.07105
Epicentral distance of station farthest from the epicenter (degree) 0.42808
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 119855731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-04 14:11:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHZ. 2023-08-04T14:04:16.41 0.3 undecidable manual S 186 22.3554 50 0.32 69
IV.MPAG.EHZ. 2023-08-04T14:04:16.94 0.6 undecidable manual S 42 24.753 50 0.2 47
IV.ASSB.HHZ. 2023-08-04T14:04:15.81 0.1 undecidable manual P 170 47.5191 50 -0.54 83
IV.NARO.HHZ. 2023-08-04T14:04:14.16 0.6 undecidable manual S 8 16.4724 123 -0.19 48
IV.FRON.EHZ. 2023-08-04T14:04:14.05 0.6 undecidable manual S 67 15.1737 125 0.08 49
IV.ATPI.EHZ. 2023-08-04T14:04:13.16 0.6 undecidable manual S 263 12.1767 131 0.01 50
IV.ATVO.HHZ. 2023-08-04T14:04:13.76 0.3 undecidable manual S 233 14.7741 125 -0.1 73
IV.MPAG.EHZ. 2023-08-04T14:04:12.89 0.3 positive manual P 42 24.753 50 0.03 73
IV.PIEI.HHZ. 2023-08-04T14:04:12.12 0.3 undecidable manual S 350 8.0808 142 -0.06 75
IV.ATFO.HHZ. 2023-08-04T14:04:12.80 0.6 undecidable manual S 172 10.878 134 -0.01 50
IV.ATPC.HNE. 2023-08-04T14:04:12.25 0.6 undecidable manual S 284 7.881 143 0.12 49
IV.MURB.HHZ. 2023-08-04T14:04:12.49 0.3 undecidable manual P 186 22.3554 50 0.01 73
IV.ATVO.HHZ. 2023-08-04T14:04:11.15 0.1 undecidable manual P 233 14.7741 125 -0.05 98
IV.FRON.EHZ. 2023-08-04T14:04:11.32 0.6 positive manual P 67 15.1737 125 0.06 49
IV.NARO.HHZ. 2023-08-04T14:04:11.39 0.1 undecidable manual P 8 16.4724 123 -0.09 97
IV.ATPI.EHZ. 2023-08-04T14:04:10.85 0.3 negative manual P 263 12.1767 131 0.07 74
IV.PIEI.HHZ. 2023-08-04T14:04:10.25 0.1 undecidable manual P 350 8.0808 142 0.03 100
IV.ATFO.HHZ. 2023-08-04T14:04:10.69 0.1 undecidable manual P 172 10.878 134 0.1 98
IV.ATPC.HNE. 2023-08-04T14:04:10.32 0.1 undecidable manual P 284 7.881 143 0.12 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHN. ML:0.6 0.000054449004999999994 0.0576 AML other m 2023-08-04T14:04:12.32
IV.PIEI.HHE. ML:0.9 0.00011449999999999999 0.08 AML other m 2023-08-04T14:04:12.35
IV.ATPI.EHN. ML:0.8 0.00006286628 0.0832 AML other m 2023-08-04T14:04:13.22
IV.ATPI.EHE. ML:0.7 0.00005477668 0.1024 AML other m 2023-08-04T14:04:13.24
IV.NARO.HHE. ML:0.7 0.0000461754 0.064 AML other m 2023-08-04T14:04:14.32
IV.NARO.HHN. ML:0.7 0.000045347715 0.064 AML other m 2023-08-04T14:04:14.38
IV.PIEI.HNE. ML:0.9 0.00011293807 0.1088 AML other m 2023-08-04T14:04:12.24
IV.PIEI.HNN. ML:0.8 0.00007854474 0.0704 AML other m 2023-08-04T14:04:12.16
IV.ATPI.HNE. ML:1.5 0.0003451143 1.0496 AML other m 2023-08-04T14:04:15.87
IV.ATPI.HNN. ML:1.2 0.0001849293 1.344 AML other m 2023-08-04T14:04:17.83
IV.ATVO.HHE. ML:0.6 0.00003826230899999999 0.16 AML other m 2023-08-04T14:04:13.77
IV.ATVO.HHN. ML:0.6 0.00003665536 0.224 AML other m 2023-08-04T14:04:13.88
IV.ATVO.HNE. ML:1.2 0.000147569525 0.8704 AML other m 2023-08-04T14:04:19.58
IV.ATVO.HNN. ML:1.2 0.00013933426999999997 0.8192 AML other m 2023-08-04T14:04:16.94
IV.MURB.HNN. ML:1.2 0.00010684070000000001 0.1792 AML other m 2023-08-04T14:04:17.19
IV.MURB.HHE. ML:1.0 0.00007124687000000001 0.2048 AML other m 2023-08-04T14:04:17.08
IV.MURB.HHN. ML:1.1 0.00008987092500000001 0.16 AML other m 2023-08-04T14:04:17.10
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