Earthquake with magnitude of ML 0.2 on date 03-07-2021 and time 20:07:55 (Italy) in region 4 km SE Pietralunga (PG)

A magnitude ML 0.2 earthquake occured in region: 4 km SE Pietralunga (PG), on

  • 03-07-2021 18:07:55 (UTC)
  • 03-07-2021 20:07:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4120, 12.4600 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.

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 12 32216 34327
Montone PG 12 1680 36007
Cantiano PU 15 2245 38252
Umbertide PG 16 16681 54933
Apecchio PU 17 1882 56815
Scheggia e Pascelupo PG 17 1393 58208
CittĂ  di Castello PG 19 39913 98121

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km N of Perugia (166134 inhabitants)
47 Km E of Arezzo (99543 inhabitants)
54 Km NW of Foligno (57155 inhabitants)
66 Km SW of Fano (60888 inhabitants)
67 Km SW of Pesaro (94582 inhabitants)
73 Km S of Rimini (147750 inhabitants)
83 Km S of Cesena (96758 inhabitants)
89 Km W of Ancona (100861 inhabitants)
92 Km E of Siena (53903 inhabitants)
96 Km N of Terni (111501 inhabitants)
96 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 0.2 2021-07-03
18:07:55
43.4117 12.4597 8 2021-07-03
18:18:24
Sala Sismica INGV-Roma 92202181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-03 18:07:55 ± 0.14
Latitude 43.4117 ± 0.0027
Longitude 12.4597 ± 0.0062
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 92202181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 373
Semi-minor axis of confidence ellipse (meter) 317
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 282
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.15558
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.2

Field Value
Value 0.2
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 92202181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-03 18:18:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2021-07-03T18:09:10.81 3.0 positive manual Pn 3.7 0
IV.MILN.HNZ. 2021-07-03T18:08:58.44 3.0 undecidable manual Sn -2.72 0
IV.ZEN8.EHZ. 2021-07-03T18:08:52.76 3.0 undecidable manual Sg 0.89 0
IV.IMTC.HHZ. 2021-07-03T18:08:48.25 3.0 positive manual Pg 12.19 0
IV.RCAV.EHZ. 2021-07-03T18:08:43.84 3.0 undecidable manual Sn 0.07 0
IV.PAOL.HHZ. 2021-07-03T18:08:43.82 3.0 negative manual Pg 7 0
GU.GBOS.HHZ. 2021-07-03T18:08:38.30 3.0 undecidable manual Pg 7.8 0
RF.GEPF.HHZ. 2021-07-03T18:08:31.45 3.0 negative manual Pn -1.27 0
MN.TRI.HHZ. 2021-07-03T18:08:27.65 3.0 positive manual Pn -1.1 0
IV.MURB.HHZ. 2021-07-03T18:08:02.18 0.3 undecidable manual S 162 17.2716 116 0.18 71
IV.PIEI.HHZ. 2021-07-03T18:08:01.54 0.3 undecidable manual S 24 15.0738 119 0.24 70
IV.ATBU.EHE. 2021-07-03T18:07:59.85 0.3 undecidable manual S 45 10.0788 130 -0.02 74
IV.MURB.HHZ. 2021-07-03T18:07:59.39 0.3 undecidable manual P 162 17.2716 116 0.21 70
IV.ATPI.EHZ. 2021-07-03T18:07:59.11 0.3 undecidable manual S 313 6.3936 143 0.14 73
IV.PIEI.HHZ. 2021-07-03T18:07:58.70 0.3 undecidable manual P 24 15.0738 119 -0.08 73
IV.TB03.DH1.01 2021-07-03T18:07:58.44 0.3 undecidable manual S 254 4.1958 154 -0.13 73
IV.ATVO.HHZ. 2021-07-03T18:07:58.88 0.3 undecidable manual S 233 5.3946 147 0.1 74
IV.TB02.DHE.01 2021-07-03T18:07:58.86 0.6 undecidable manual S 222 6.0939 144 -0.07 49
IV.ATPC.HNE. 2021-07-03T18:07:57.35 0.6 undecidable manual P 358 7.6812 137 -0.25 47
IV.ATPI.EHZ. 2021-07-03T18:07:57.54 0.3 undecidable manual P 313 6.3936 143 0.1 73
IV.ATBU.EHE. 2021-07-03T18:07:57.94 0.1 undecidable manual P 45 10.0788 130 -0.01 99
IV.ATFO.HHE. 2021-07-03T18:07:57.73 0.3 undecidable manual P 119 10.2786 129 -0.26 70
IV.TB03.DH1.01 2021-07-03T18:07:57.19 0.1 undecidable manual P 254 4.1958 154 -0.01 100
IV.ATVO.HHZ. 2021-07-03T18:07:57.33 0.1 positive manual P 233 5.3946 147 0 100
IV.TB02.DHE.01 2021-07-03T18:07:57.40 0.3 undecidable manual P 222 6.0939 144 -0.01 75
IV.TB01.DHE.01 2021-07-03T18:07:56.99 0.3 undecidable manual P 210 3.8961 155 -0.19 72
IT.FIE.HGZ. 2021-07-03T18:07:53.57 3.0 undecidable manual P 0.08 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATVO.HHE. ML:-0.1 0.0000181557 1.3056 AML other m 2021-07-03T18:08:00.86
IV.ATVO.HHN. ML:-0.1 0.000015759 1.344 AML other m 2021-07-03T18:08:01.22
IV.ATPI.EHE. ML:0.0 0.000017595544999999998 2.0736 AML other m 2021-07-03T18:07:59.17
IV.PIEI.HHE. ML:0.2 0.000016160924999999998 0.256 AML other m 2021-07-03T18:08:01.97
IV.PIEI.HHN. ML:0.0 0.000008310092 0.6144 AML other m 2021-07-03T18:08:01.60
IV.MURB.HHE. ML:0.4 0.000027106275 1.984 AML other m 2021-07-03T18:08:02.68
IV.MURB.HHN. ML:0.6 0.00003455278 2.4448 AML other m 2021-07-03T18:08:03.28
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