Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 1.0 on date 17-04-2024 and time 18:02:17 (UTC) in region 2 km E Pietralunga (PG)

A magnitude Md 1.0 earthquake occured in region: 2 km E Pietralunga (PG), on

  • 17-04-2024 18:02:17 (UTC)
  • 17-04-2024 20:02:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4450, 12.4620 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 2 2111 2111
Apecchio PU 13 1882 3993
Cantiano PU 14 2245 6238
Gubbio PG 14 32216 38454
Montone PG 14 1680 40134
Piobbico PU 17 2029 42163
Scheggia e Pascelupo PG 17 1393 43556
Città di Castello PG 18 39913 83469
Umbertide PG 19 16681 100150
Cagli PU 19 8731 108881

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km N of Perugia (166134 inhabitants)
47 Km E of Arezzo (99543 inhabitants)
58 Km NW of Foligno (57155 inhabitants)
63 Km SW of Fano (60888 inhabitants)
63 Km SW of Pesaro (94582 inhabitants)
69 Km S of Rimini (147750 inhabitants)
79 Km S of Cesena (96758 inhabitants)
87 Km W of Ancona (100861 inhabitants)
92 Km E of Siena (53903 inhabitants)
93 Km SE of Forlì (117913 inhabitants)
99 Km N of Terni (111501 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 		Md 1.0 2024-04-17
18:02:17		 43.4447 12.4623 8 2024-04-17
18:07:54		 Sala Sismica INGV-Roma 126837491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-17 18:02:17 ± 0.15
Latitude 43.4447 ± 0.0036
Longitude 12.4623 ± 0.0037
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126837491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 380
Semi-minor axis of confidence ellipse (meter) 163
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 344
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 17
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23203
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 9
Magnitude information

Md:1.0

Field Value
Value 1.0
Uncertainty 0.9
Num. used stations 5
Type of magnitude Md
Reference to an origin 126837491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-17 18:07:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
AC.VLO.HHZ.00 2024-04-17T18:02:55.96 3.0 undecidable manual Sg 4.82 0
MN.TRI.HHZ. 2024-04-17T18:02:53.38 3.0 undecidable manual Pn 4.18 0
IV.LPEL.HHZ. 2024-04-17T18:02:37.92 3.0 undecidable manual Sn -6.94 0
IV.SSFR.HHZ. 2024-04-17T18:02:26.29 0.6 undecidable manual S 92 25.752 106 -0.03 48
IV.MURB.HHZ. 2024-04-17T18:02:25.11 0.6 undecidable manual S 166 20.7681 110 0.44 45
IV.FRON.EHZ. 2024-04-17T18:02:25.31 0.3 undecidable manual S 69 22.6551 108 0.01 73
IV.BADI.EHZ. 2024-04-17T18:02:24.29 0.6 undecidable manual S 292 18.9699 111 0.21 47
IV.ATFO.HHZ. 2024-04-17T18:02:22.09 0.6 undecidable manual S 134 12.3765 121 0.08 49
IV.PIEI.HHZ. 2024-04-17T18:02:22.19 0.6 undecidable manual S 30 11.6772 123 0.38 46
IV.SSFR.HHZ. 2024-04-17T18:02:22.17 0.6 negative manual P 92 25.752 106 -0.22 47
IV.MURB.HHZ. 2024-04-17T18:02:21.46 1.0 positive manual P 166 20.7681 110 0.03 24
IV.BADI.EHZ. 2024-04-17T18:02:21.13 0.6 undecidable manual P 292 18.9699 111 0.04 49
IV.FRON.EHZ. 2024-04-17T18:02:21.54 0.1 undecidable manual P 69 22.6551 108 -0.26 93
IV.NARO.HHZ. 2024-04-17T18:02:21.21 1.0 negative manual P 27 20.7681 110 -0.21 24
IV.ATVO.HHZ. 2024-04-17T18:02:20.68 0.6 undecidable manual S 213 8.2806 132 -0.19 48
IV.ATVO.HHZ. 2024-04-17T18:02:19.22 0.1 positive manual P 213 8.2806 132 -0.02 100
IV.ATFO.HHZ. 2024-04-17T18:02:19.88 1.0 undecidable manual P 134 12.3765 121 -0.02 25
IV.ATPI.EHZ. 2024-04-17T18:02:19.82 0.6 undecidable manual S 278 4.8951 147 -0.28 48
IV.PIEI.HHZ. 2024-04-17T18:02:19.96 0.3 undecidable manual P 30 11.6772 123 0.18 72
IV.ATPI.EHZ. 2024-04-17T18:02:18.69 1.0 undecidable manual P 278 4.8951 147 -0.1 25
IV.ERC.EHZ. 2024-04-17T18:02:08.45 3.0 undecidable manual Sg 7.7 0
IV.LPEL.HHZ. 2024-04-17T18:02:04.70 3.0 undecidable manual Pg 5.76 0
OT.OT17.EHZ. 2024-04-17T18:01:56.13 3.0 positive manual Pg 2.87 0
IV.MCEL.HHZ. 2024-04-17T18:01:34.54 3.0 undecidable manual Pg -1 0
IV.CET2.HHZ. 2024-04-17T18:01:21.29 3.0 positive manual P -4.76 0
IV.MSRU.HHZ. 2024-04-17T18:01:03.47 3.0 undecidable manual S -9.99 0
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