Earthquake with magnitude of ML 0.9 on date 18-03-2023 and time 11:41:03 (UTC) in region 6 km W Cantiano (PU)

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

  • 18-03-2023 11:41:03 (UTC)
  • 18-03-2023 12:41:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4900, 12.5550 at 13 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
Cagli PU 10 8731 10976
Pietralunga PG 11 2111 13087
Piobbico PU 12 2029 15116
Scheggia e Pascelupo PG 13 1393 16509
Apecchio PU 13 1882 18391
Frontone PU 15 1300 19691
Gubbio PG 15 32216 51907
Acqualagna PU 17 4393 56300
Serra Sant'Abbondio PU 18 1027 57327
Costacciaro PG 19 1216 58543
Urbania PU 20 7099 65642

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km NE of Perugia (166134 inhabitants)
54 Km E of Arezzo (99543 inhabitants)
54 Km SW of Fano (60888 inhabitants)
55 Km SW of Pesaro (94582 inhabitants)
61 Km N of Foligno (57155 inhabitants)
64 Km S of Rimini (147750 inhabitants)
76 Km SE of Cesena (96758 inhabitants)
79 Km W of Ancona (100861 inhabitants)
91 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 2023-03-18
11:41:03
43.4903 12.5547 13 2023-03-18
11:45:29
Sala Sismica INGV-Roma 115503861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-18 11:41:03 ± 0.12
Latitude 43.4903 ± 0.0054
Longitude 12.5547 ± 0.0062
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 115503861

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 638
Semi-minor axis of confidence ellipse (meter) 115
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 135
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.15288
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 115503861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-18 11:45:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2023-03-18T11:41:28.66 3.0 undecidable manual S -3 0
IV.RIBO.EHZ.01 2023-03-18T11:41:25.34 3.0 undecidable manual P -0.06 0
IV.GUMA.HHZ. 2023-03-18T11:41:17.05 3.0 positive manual P -0.22 0
IV.FRON.EHZ. 2023-03-18T11:41:10.09 0.6 undecidable manual S 78 14.0748 116 -0.19 48
IV.ATVO.HNN. 2023-03-18T11:41:10.68 0.6 undecidable manual S 225 16.9719 109 -0.3 47
IV.NARO.HHZ. 2023-03-18T11:41:10.11 0.6 undecidable manual S 9 13.4754 118 -0.03 49
IV.ATSC.EHZ. 2023-03-18T11:41:09.82 0.6 undecidable manual S 125 12.876 120 -0.18 48
IV.ATPC.HHE. 2023-03-18T11:41:09.00 0.6 undecidable manual S 262 7.9809 139 0.02 50
IV.MPAG.EHZ. 2023-03-18T11:41:09.03 3.0 negative manual P 0.49 0
IV.ATPI.EHZ. 2023-03-18T11:41:09.92 0.6 undecidable manual S 250 13.0758 120 -0.11 49
IV.ATFO.HNE. 2023-03-18T11:41:09.86 0.6 undecidable manual S 174 13.7751 117 -0.35 46
IV.ATFO.HNE. 2023-03-18T11:41:08.02 0.1 undecidable manual P 174 13.7751 117 0.47 91
IV.PIEI.HHZ. 2023-03-18T11:41:08.28 0.6 undecidable manual S 342 5.2947 152 -0.29 47
IV.ATBU.HNE. 2023-03-18T11:41:08.51 0.6 undecidable manual S 198 1.6983 171 0.25 49
IV.SSFR.HHZ. 2023-03-18T11:41:08.30 3.0 undecidable manual Pn 0.37 0
IV.ATPI.EHZ. 2023-03-18T11:41:07.48 1.0 positive manual P 250 13.0758 120 0.03 25
IV.NARO.HHZ. 2023-03-18T11:41:07.59 0.1 positive manual P 9 13.4754 118 0.08 99
IV.ATSC.EHZ. 2023-03-18T11:41:07.31 0.1 undecidable manual P 125 12.876 120 -0.12 98
IV.FRON.EHZ. 2023-03-18T11:41:07.59 0.1 undecidable manual P 78 14.0748 116 0 100
IV.ATVO.HNN. 2023-03-18T11:41:07.89 0.1 undecidable manual P 225 16.9719 109 -0.1 97
IV.ATPC.HHE. 2023-03-18T11:41:06.92 0.1 undecidable manual P 262 7.9809 139 0.08 100
IV.PIEI.HHZ. 2023-03-18T11:41:06.61 0.6 positive manual P 342 5.2947 152 0 51
IV.ATBU.HNE. 2023-03-18T11:41:06.60 0.1 undecidable manual P 198 1.6983 171 0.17 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHN. ML:0.7 0.0000576 0.9 AML other m 2023-03-18T11:41:08.90
IV.PIEI.HHE. ML:1.0 0.0001285 0.06 AML other m 2023-03-18T11:41:08.49
IV.NARO.HHN. ML:0.5 0.0000296 1.46 AML other m 2023-03-18T11:41:10.21
IV.NARO.HHE. ML:0.7 0.000045249999999999995 0.34 AML other m 2023-03-18T11:41:10.21
IV.SSFR.HHN. ML:1.0 0.0000626 0.12 AML other m 2023-03-18T11:41:11.73
IV.SSFR.HHE. ML:0.9 0.00005690000000000001 0.18 AML other m 2023-03-18T11:41:13.57
IV.GUMA.HHN. ML:1.9 0.00010295 0.08 AML other m 2023-03-18T11:41:34.45
IV.GUMA.HHE. ML:1.7 0.0000729 0.08 AML other m 2023-03-18T11:41:34.45
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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