Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 17-03-2023 and time 17:36:05 (UTC) in region 7 km SE Pietralunga (PG)

A magnitude ML 1.4 earthquake occured in region: 7 km SE Pietralunga (PG), on

  • 17-03-2023 17:36:05 (UTC)
  • 17-03-2023 18:36:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4060, 12.5060 at 8 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pietralunga PG 7 2111 2111
Gubbio PG 8 32216 34327
Cantiano PU 13 2245 36572
Scheggia e Pascelupo PG 13 1393 37965
Montone PG 15 1680 39645
Costacciaro PG 18 1216 40861
Umbertide PG 18 16681 57542
Apecchio PU 18 1882 59424
Cagli PU 20 8731 68155

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km N of Perugia (166134 inhabitants)
51 Km E of Arezzo (99543 inhabitants)
53 Km NW of Foligno (57155 inhabitants)
64 Km SW of Fano (60888 inhabitants)
65 Km SW of Pesaro (94582 inhabitants)
73 Km S of Rimini (147750 inhabitants)
84 Km S of Cesena (96758 inhabitants)
85 Km W of Ancona (100861 inhabitants)
95 Km N of Terni (111501 inhabitants)
95 Km E of Siena (53903 inhabitants)
98 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 1.4 2023-03-17
17:36:05		 43.4057 12.5058 8 2023-03-17
17:51:55		 Sala Sismica INGV-Roma 115479001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-17 17:36:05 ± 0.05
Latitude 43.4057 ± 0.0027
Longitude 12.5058 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 115479001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 293
Semi-minor axis of confidence ellipse (meter) 253
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 33
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.59805
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 19
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 115479001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-17 17:51:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOMA.HHZ. 2023-03-17T17:36:27.29 3.0 undecidable manual S -0.26 0
IV.CSP1.EHZ. 2023-03-17T17:36:27.34 0.3 undecidable manual S 121 66.378 50 0.64 58
IV.FDMO.HHZ. 2023-03-17T17:36:26.11 0.6 undecidable manual S 131 62.3931 50 0.48 42
IV.CESI.HHZ. 2023-03-17T17:36:23.81 0.6 undecidable manual S 144 54.9006 50 0.16 45
IV.MML1.EHZ. 2023-03-17T17:36:22.42 0.6 undecidable manual S 131 49.7169 50 0.18 46
IV.EL6.EHZ. 2023-03-17T17:36:22.22 1.0 undecidable manual S 100 48.8178 50 0.21 23
IV.ASSB.HHZ. 2023-03-17T17:36:19.75 0.6 undecidable manual S 163 42.1245 50 -0.48 43
IV.ARVD.HHZ. 2023-03-17T17:36:18.52 0.6 undecidable manual S 74 36.5412 50 -0.22 46
IV.PARC.HHZ. 2023-03-17T17:36:18.38 0.6 undecidable manual S 322 34.4433 103 0.31 46
IV.CSP1.EHZ. 2023-03-17T17:36:17.55 1.0 positive manual P 121 66.378 50 -0.32 21
IV.FDMO.HHZ. 2023-03-17T17:36:16.92 1.0 undecidable manual P 131 62.3931 50 -0.33 22
IV.ATCC.EHZ. 2023-03-17T17:36:16.01 0.6 undecidable manual S 156 26.751 106 0.54 44
IV.EL6.EHZ. 2023-03-17T17:36:15.12 0.1 undecidable manual P 100 48.8178 50 -0.04 94
IV.CESI.HHZ. 2023-03-17T17:36:15.79 0.6 negative manual P 144 54.9006 50 -0.32 44
IV.MML1.EHZ. 2023-03-17T17:36:14.95 1.0 undecidable manual P 131 49.7169 50 -0.35 22
IV.NARO.HHZ. 2023-03-17T17:36:14.24 0.6 undecidable manual S 15 23.5542 108 -0.17 48
IV.FOSV.EHZ. 2023-03-17T17:36:14.44 0.6 undecidable manual S 121 23.9538 108 -0.12 48
IV.SSFR.HHZ. 2023-03-17T17:36:14.06 0.6 undecidable manual S 81 22.5552 109 -0.02 49
IV.ATMI.HHZ. 2023-03-17T17:36:13.84 0.6 undecidable manual S 248 20.7681 111 0.34 46
IV.ARVD.HHZ. 2023-03-17T17:36:13.03 1.0 positive manual P 74 36.5412 50 -0.24 23
IV.ASSB.HHZ. 2023-03-17T17:36:13.67 0.6 undecidable manual P 163 42.1245 50 -0.46 43
IV.FRON.EHZ. 2023-03-17T17:36:13.93 0.6 undecidable manual S 55 21.6672 110 0.14 48
IV.MURB.HHZ. 2023-03-17T17:36:12.27 0.3 undecidable manual S 175 15.873 116 0.32 70
IV.PARC.HHZ. 2023-03-17T17:36:12.70 0.6 negative manual P 322 34.4433 103 -0.19 47
IV.PIEI.HHZ. 2023-03-17T17:36:12.03 0.3 undecidable manual S 9 14.5743 118 0.48 68
IV.ATCC.EHZ. 2023-03-17T17:36:11.32 0.6 negative manual P 156 26.751 106 -0.07 49
IV.SSFR.HHZ. 2023-03-17T17:36:10.45 0.6 undecidable manual P 81 22.5552 109 -0.13 48
IV.FRON.EHZ. 2023-03-17T17:36:10.34 0.3 undecidable manual P 55 21.6672 110 -0.07 73
IV.NARO.HHZ. 2023-03-17T17:36:10.61 0.1 negative manual P 15 23.5542 108 -0.16 96
IV.ATPI.EHZ. 2023-03-17T17:36:10.18 0.6 undecidable manual S 301 9.6792 129 0.05 50
IV.ATMI.HHZ. 2023-03-17T17:36:10.13 0.6 positive manual P 248 20.7681 111 -0.12 49
IV.FOSV.EHZ. 2023-03-17T17:36:10.65 0.6 positive manual P 121 23.9538 108 -0.21 47
IV.ATFO.HHZ. 2023-03-17T17:36:09.12 0.6 undecidable manual S 129 6.8931 139 -0.29 48
IV.PIEI.HHZ. 2023-03-17T17:36:09.27 0.3 undecidable manual P 9 14.5743 118 0.15 73
IV.ATVO.HHZ. 2023-03-17T17:36:09.60 0.3 undecidable manual S 252 8.3805 133 -0.19 73
IV.MURB.HHZ. 2023-03-17T17:36:09.41 0.1 positive manual P 175 15.873 116 0.05 99
IV.ATPI.EHZ. 2023-03-17T17:36:08.37 0.1 undecidable manual P 301 9.6792 129 0.07 100
IV.ATVO.HHZ. 2023-03-17T17:36:08.02 0.1 undecidable manual P 252 8.3805 133 -0.09 100
IV.ATFO.HHZ. 2023-03-17T17:36:07.71 0.1 undecidable manual P 129 6.8931 139 -0.17 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHN. ML:1.6 0.000807 0.36 AML other m 2023-03-17T17:36:09.31
IV.ATFO.HNN. ML:1.6 0.0007765 0.34 AML other m 2023-03-17T17:36:09.32
IV.ATFO.HNE. ML:1.7 0.000933 0.5 AML other m 2023-03-17T17:36:09.42
IV.ATFO.HHE. ML:1.7 0.0009965 0.5 AML other m 2023-03-17T17:36:09.67
IV.ATVO.HNE. ML:1.7 0.0008035 0.38 AML other m 2023-03-17T17:36:09.63
IV.ATVO.HHE. ML:1.7 0.0007775000000000001 0.34 AML other m 2023-03-17T17:36:09.80
IV.ATVO.HNN. ML:1.6 0.0006185 0.12 AML other m 2023-03-17T17:36:09.65
IV.ATVO.HHN. ML:1.6 0.0006825 0.12 AML other m 2023-03-17T17:36:09.65
IV.ATPI.EHN. ML:1.6 0.0005735 0.46 AML other m 2023-03-17T17:36:10.29
IV.ATPI.EHE. ML:1.4 0.0003895 0.34 AML other m 2023-03-17T17:36:10.71
IV.PIEI.HHE. ML:1.5 0.000357 0.18 AML other m 2023-03-17T17:36:12.77
IV.PIEI.HHN. ML:1.3 0.0001965 0.2 AML other m 2023-03-17T17:36:12.78
IV.MURB.HHN. ML:1.7 0.0005005000000000001 0.24 AML other m 2023-03-17T17:36:12.80
IV.MURB.HNE. ML:1.6 0.000388 1.5 AML other m 2023-03-17T17:36:13.92
IV.MURB.HNN. ML:1.6 0.00042300000000000004 1.18 AML other m 2023-03-17T17:36:13.80
IV.FRON.EHN. ML:1.4 0.0001865 0.74 AML other m 2023-03-17T17:36:14.00
IV.MURB.HHE. ML:1.6 0.000426 1.8 AML other m 2023-03-17T17:36:14.93
IV.SSFR.HHN. ML:1.7 0.0003675 1.08 AML other m 2023-03-17T17:36:14.68
IV.SSFR.HNN. ML:1.9 0.0005600000000000001 1.08 AML other m 2023-03-17T17:36:14.69
IV.NARO.HHE. ML:1.3 0.0001235 0.82 AML other m 2023-03-17T17:36:14.54
IV.SSFR.HNE. ML:2.0 0.0006615 0.16 AML other m 2023-03-17T17:36:14.64
IV.SSFR.HHE. ML:1.9 0.0005915 0.2 AML other m 2023-03-17T17:36:14.63
IV.NARO.HHN. ML:1.2 0.00011229999999999999 0.06 AML other m 2023-03-17T17:36:14.74
IV.FRON.EHE. ML:1.2 0.000119 0.34 AML other m 2023-03-17T17:36:15.65
IV.ATMI.HHE. ML:1.1 0.0000936 1.12 AML other m 2023-03-17T17:36:15.70
IV.ATCC.EHN. ML:1.7 0.0002585 0.6 AML other m 2023-03-17T17:36:16.04
IV.ATCC.EHE. ML:1.6 0.00023300000000000003 1.18 AML other m 2023-03-17T17:36:16.06
IV.FOSV.EHE. ML:1.0 0.0000617 0.42 AML other m 2023-03-17T17:36:16.97
IV.FOSV.EHN. ML:1.1 0.00007664999999999999 0.5 AML other m 2023-03-17T17:36:17.04
IV.ARVD.HHE. ML:1.1 0.000044300000000000006 0.88 AML other m 2023-03-17T17:36:18.53
IV.PARC.HHE. ML:1.1 0.00004865 0.14 AML other m 2023-03-17T17:36:19.49
IV.ARVD.HHN. ML:1.0 0.00003755 0.62 AML other m 2023-03-17T17:36:19.24
IV.ASSB.HHN. ML:1.3 0.0000609 1.24 AML other m 2023-03-17T17:36:20.99
IV.PARC.HHN. ML:1.0 0.000038150000000000006 0.26 AML other m 2023-03-17T17:36:21.21
IV.ASSB.HHE. ML:1.3 0.00005755 1.44 AML other m 2023-03-17T17:36:21.91
IV.ATMI.HHN. ML:1.2 0.00010655 0.66 AML other m 2023-03-17T17:36:21.60
IV.MML1.EHE. ML:1.2 0.000038 0.12 AML other m 2023-03-17T17:36:23.44
IV.MML1.EHN. ML:1.0 0.000027249999999999998 1.4 AML other m 2023-03-17T17:36:23.72
IV.CESI.HHE. ML:1.1 0.000029250000000000003 0.92 AML other m 2023-03-17T17:36:24.24
IV.CESI.HHN. ML:1.1 0.00003075 0.48 AML other m 2023-03-17T17:36:25.47
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