Earthquake with magnitude of ML 0.8 on date 14-04-2021 and time 10:15:47 (UTC) in region 8 km SE Pietralunga (PG)

A magnitude ML 0.8 earthquake occured in region: 8 km SE Pietralunga (PG), on

  • 14-04-2021 10:15:47 (UTC)
  • 14-04-2021 12:15:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3920, 12.4990 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 8 2111 2111
Gubbio PG 8 32216 34327
Scheggia e Pascelupo PG 14 1393 35720
Cantiano PU 14 2245 37965
Montone PG 14 1680 39645
Umbertide PG 17 16681 56326
Costacciaro PG 18 1216 57542
Apecchio PU 20 1882 59424

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km N of Perugia (166134 inhabitants)
50 Km E of Arezzo (99543 inhabitants)
51 Km NW of Foligno (57155 inhabitants)
66 Km SW of Fano (60888 inhabitants)
67 Km SW of Pesaro (94582 inhabitants)
75 Km S of Rimini (147750 inhabitants)
85 Km S of Cesena (96758 inhabitants)
86 Km W of Ancona (100861 inhabitants)
93 Km N of Terni (111501 inhabitants)
95 Km E of Siena (53903 inhabitants)
100 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 0.8 2021-04-14
10:15:47
43.3922 12.4987 7 2021-04-14
10:21:37
Sala Sismica INGV-Roma 89089211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-14 10:15:47 ± 0.15
Latitude 43.3922 ± 0.0027
Longitude 12.4987 ± 0.0050
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 89089211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 400
Semi-minor axis of confidence ellipse (meter) 176
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 119
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22663
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 89089211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-14 10:21:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2021-04-14T10:15:55.82 0.3 undecidable manual S 15 25.1526 105 -0.41 69
IV.PIEI.HHZ. 2021-04-14T10:15:53.54 0.3 undecidable manual S 10 16.1727 113 0.25 72
IV.NARO.HHZ. 2021-04-14T10:15:52.01 0.6 undecidable manual P 15 25.1526 105 -0.4 46
IV.ATPC.HHE. 2021-04-14T10:15:51.81 0.6 undecidable manual S 341 10.3785 123 0.31 48
IV.ATPI.EHZ. 2021-04-14T10:15:51.37 0.3 undecidable manual S 310 10.0788 124 -0.06 76
IV.ATLO.EHZ. 2021-04-14T10:15:51.81 0.3 undecidable manual S 221 11.2776 121 0.04 76
IV.ATFO.HHZ. 2021-04-14T10:15:50.42 0.3 undecidable manual S 116 6.4935 136 -0.05 77
IV.MMO1.EHZ. 2021-04-14T10:15:50.66 3.0 undecidable manual Pn 1.23 0
IV.TB02.DHE.01 2021-04-14T10:15:50.74 0.6 undecidable manual S 251 7.5813 132 0.01 51
IV.ATPC.HHE. 2021-04-14T10:15:50.01 0.3 undecidable manual P 341 10.3785 123 0.33 72
IV.TB03.DH2.01 2021-04-14T10:15:50.52 0.6 undecidable manual S 278 7.1928 133 -0.11 50
IV.PIEI.HHZ. 2021-04-14T10:15:50.78 0.1 undecidable manual P 10 16.1727 113 0.07 100
IV.TB01.DHE.01 2021-04-14T10:15:50.02 0.3 undecidable manual S 257 5.1948 143 -0.15 75
IV.TB03.DH2.01 2021-04-14T10:15:49.09 0.3 undecidable manual P 278 7.1928 133 -0.09 76
IV.MTRZ.HNZ. 2021-04-14T10:15:49.42 3.0 undecidable manual Pn 3.24 0
IV.ATLO.EHZ. 2021-04-14T10:15:49.87 0.3 undecidable manual P 221 11.2776 121 0.04 76
IV.ATFO.HHZ. 2021-04-14T10:15:49.20 0.3 undecidable manual P 116 6.4935 136 0.11 76
IV.RIBO.EHZ.01 2021-04-14T10:15:49.38 3.0 undecidable manual S 0.11 0
IV.TB02.DHE.01 2021-04-14T10:15:49.28 0.3 undecidable manual P 251 7.5813 132 0.04 76
IV.ATPI.EHZ. 2021-04-14T10:15:49.62 0.3 undecidable manual P 310 10.0788 124 -0.02 77
IV.TB01.DHE.01 2021-04-14T10:15:48.88 0.3 undecidable manual P 257 5.1948 143 -0.03 77
IV.FIR.HHZ. 2021-04-14T10:15:48.43 3.0 undecidable manual S -0.47 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHE. ML:0.0 0.0002405636 0.1024 AML other m 2021-04-14T10:15:50.82
IV.ATFO.HHN. ML:0.0 0.00033676385 0.1408 AML other m 2021-04-14T10:15:50.63
IV.PIEI.HHE. ML:0.9 0.0000839 0.14 AML other m 2021-04-14T10:15:54.50
IV.PIEI.HHN. ML:0.8 0.00007154559499999999 0.16 AML other m 2021-04-14T10:15:54.37
IV.ATPI.EHE. ML:0.5 0.00004784193 0.096 AML other m 2021-04-14T10:15:51.60
IV.ATPI.EHN. ML:0.8 0.00010332072 0.1216 AML other m 2021-04-14T10:15:51.55
IV.ATPI.HNE. ML:0.9 0.00011764869999999999 0.96 AML other m 2021-04-14T10:15:59.64
IV.ATPI.HNN. ML:1.0 0.00017159237500000003 1.28 AML other m 2021-04-14T10:15:59.97
IV.NARO.HHE. ML:0.4 0.000014047337 0.064 AML other m 2021-04-14T10:15:56.69
IV.NARO.HHN. ML:0.5 0.00001921615 0.0576 AML other m 2021-04-14T10:15:56.93
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