Earthquake with magnitude of ML 0.4 on date 16-06-2021 and time 18:26:11 (UTC) in region 4 km SE Pietralunga (PG)

A magnitude ML 0.4 earthquake occured in region: 4 km SE Pietralunga (PG), on

  • 16-06-2021 18:26:11 (UTC)
  • 16-06-2021 20:26:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4190, 12.4730 at 7 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
Pietralunga PG 4 2111 2111
Gubbio PG 11 32216 34327
Montone PG 13 1680 36007
Cantiano PU 14 2245 38252
Scheggia e Pascelupo PG 16 1393 39645
Apecchio PU 16 1882 41527
Umbertide PG 17 16681 58208
Piobbico PU 19 2029 60237
CittĂ  di Castello PG 19 39913 100150

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km N of Perugia (166134 inhabitants)
48 Km E of Arezzo (99543 inhabitants)
55 Km NW of Foligno (57155 inhabitants)
65 Km SW of Fano (60888 inhabitants)
65 Km SW of Pesaro (94582 inhabitants)
72 Km S of Rimini (147750 inhabitants)
82 Km S of Cesena (96758 inhabitants)
87 Km W of Ancona (100861 inhabitants)
93 Km E of Siena (53903 inhabitants)
96 Km SE of Forlì (117913 inhabitants)
96 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
ML 0.4 2021-06-16
18:26:11
43.4192 12.4733 7 2021-06-16
18:44:27
Sala Sismica INGV-Roma 91412931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-16 18:26:11 ± 0.21
Latitude 43.4192 ± 0.0045
Longitude 12.4733 ± 0.0074
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 91412931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 561
Semi-minor axis of confidence ellipse (meter) 290
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 89
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20684
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 91412931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-16 18:44:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSFR.HHZ. 2021-06-16T18:26:57.19 3.0 positive manual Pn -0.94 0
IV.RMP.HHZ. 2021-06-16T18:26:50.57 3.0 undecidable manual Sn 3.01 0
IV.BARO.EHZ. 2021-06-16T18:26:36.31 3.0 undecidable manual Sg 3.79 0
IV.MTMR.EHZ. 2021-06-16T18:26:33.77 3.0 undecidable manual Pn 7.06 0
IV.BADI.EHZ. 2021-06-16T18:26:19.24 1.0 undecidable manual S 299 20.9679 108 0.04 24
IV.NARO.HHZ. 2021-06-16T18:26:19.62 0.3 undecidable manual S 22 22.9548 107 -0.23 70
IV.MURB.HHZ. 2021-06-16T18:26:18.62 0.3 undecidable manual S 167 17.7711 111 0.45 68
IV.PIEI.HHZ. 2021-06-16T18:26:17.45 0.3 undecidable manual S 21 13.875 117 0.55 66
IV.BADI.EHZ. 2021-06-16T18:26:16.12 0.3 undecidable manual P 299 20.9679 108 0.16 72
IV.ATFO.HHZ. 2021-06-16T18:26:15.64 0.6 undecidable manual S 126 9.7791 125 -0.06 50
IV.NARO.HHZ. 2021-06-16T18:26:15.93 0.3 undecidable manual P 22 22.9548 107 -0.4 68
IV.MURB.HHZ. 2021-06-16T18:26:15.39 0.3 undecidable manual P 167 17.7711 111 0.03 74
IV.ATVO.HHZ. 2021-06-16T18:26:14.70 0.3 undecidable manual S 233 6.7932 136 -0.19 73
IV.PIEI.HHZ. 2021-06-16T18:26:14.82 0.3 undecidable manual P 21 13.875 117 0.19 72
IV.ATPI.EHZ. 2021-06-16T18:26:14.84 0.3 undecidable manual S 301 6.6933 136 -0.04 75
IV.ATPI.EHZ. 2021-06-16T18:26:13.51 0.1 undecidable manual P 301 6.6933 136 0.04 100
IV.ATFO.HHZ. 2021-06-16T18:26:13.63 0.1 undecidable manual P 126 9.7791 125 -0.31 94
IV.ATVO.HHZ. 2021-06-16T18:26:13.42 0.1 undecidable manual P 233 6.7932 136 -0.05 100
IV.LPEL.HHZ. 2021-06-16T18:26:09.54 3.0 undecidable manual Pn 0 0
IV.SACS.HHZ. 2021-06-16T18:25:46.13 3.0 undecidable manual Pn -0.38 0
IV.IMOL.HNZ. 2021-06-16T18:25:29.36 3.0 undecidable manual P -1.21 0
IV.TREG.EHZ. 2021-06-16T18:25:26.07 3.0 negative manual P 0.95 0
IV.SALO.HNZ. 2021-06-16T18:25:20.11 3.0 undecidable manual P -1.56 0
IV.MNTV.EHZ. 2021-06-16T18:25:18.16 3.0 positive manual P 1.28 0
IV.NDIM.HNZ. 2021-06-16T18:25:16.38 3.0 positive manual P -1.01 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATVO.HHE. ML:0.0 0.000040633665 0.1024 AML other m 2021-06-16T18:26:14.81
IV.ATPI.EHE. ML:0.0 0.0000170469295 0.2688 AML other m 2021-06-16T18:26:16.33
IV.PIEI.HHE. ML:0.4 0.000029650000000000002 1.72 AML other m 2021-06-16T18:26:17.94
IV.PIEI.HHN. ML:0.3 0.0000254573 0.1792 AML other m 2021-06-16T18:26:18.14
IV.ATFO.HHE. ML:0.1 0.000021074000000000002 0.192 AML other m 2021-06-16T18:26:16.43
IV.ATFO.HHN. ML:0.0 0.000014966334 0.1792 AML other m 2021-06-16T18:26:16.43
IV.MURB.HHE. ML:0.7 0.000044297345 0.3584 AML other m 2021-06-16T18:26:18.87
IV.MURB.HHN. ML:0.6 0.000036728844999999996 0.2816 AML other m 2021-06-16T18:26:18.71
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download