Earthquake with magnitude of ML 1.5 on date 13-04-2021 and time 15:54:53 (UTC) in region 7 km SE Pietralunga (PG)

A magnitude ML 1.5 earthquake occured in region: 7 km SE Pietralunga (PG), on

  • 13-04-2021 15:54:53 (UTC)
  • 13-04-2021 17:54:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3880, 12.4860 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 7 2111 2111
Gubbio PG 8 32216 34327
Montone PG 13 1680 36007
Scheggia e Pascelupo PG 15 1393 37400
Cantiano PU 15 2245 39645
Umbertide PG 16 16681 56326
Costacciaro PG 19 1216 57542
Apecchio PU 20 1882 59424

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of Perugia (166134 inhabitants)
50 Km E of Arezzo (99543 inhabitants)
51 Km NW of Foligno (57155 inhabitants)
67 Km SW of Fano (60888 inhabitants)
68 Km SW of Pesaro (94582 inhabitants)
75 Km S of Rimini (147750 inhabitants)
86 Km S of Cesena (96758 inhabitants)
87 Km W of Ancona (100861 inhabitants)
93 Km N of Terni (111501 inhabitants)
94 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
Bulletin
Rev1000
ML 1.5 2021-04-13
15:54:53
43.3875 12.4863 9 2021-07-12
16:55:15
Bollettino Sismico Italiano INGV 91330151
Reviewed
Rev100
ML 1.4 2021-04-13
15:54:54
43.3933 12.4938 6 2021-04-13
15:59:31
Sala Sismica INGV-Roma 89062681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-13 15:54:53 ± 0.08
Latitude 43.3875 ± 0.0027
Longitude 12.4863 ± 0.0049
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91330151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 321
Semi-minor axis of confidence ellipse (meter) 224
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
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) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56118
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 89062681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-13 15:59:31

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 91330151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-15 12:49:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.FIE.HGZ. 2021-04-13T15:55:24.66 3.0 undecidable manual S -2.45 0
IV.FDMO.HHZ. 2021-04-13T15:55:04.85 0.3 undecidable manual P 129 62.2932 50 -0.05 68
IV.EL6.EHZ. 2021-04-13T15:55:03.01 0.3 undecidable manual P 97 50.0166 50 -0.01 70
IV.ATCC.EHZ. 2021-04-13T15:55:03.87 0.6 undecidable manual S 151 25.6521 109 0.87 38
IV.FRON.EHZ. 2021-04-13T15:55:02.36 0.6 undecidable manual S 53 24.0537 110 -0.13 48
IV.FOSV.EHZ. 2021-04-13T15:55:02.93 0.6 undecidable manual S 115 24.4533 110 0.33 46
IV.SSFR.HHZ. 2021-04-13T15:55:02.55 0.6 undecidable manual S 77 24.4533 110 -0.05 49
IV.BADI.EHZ. 2021-04-13T15:55:02.86 0.1 undecidable manual S 305 23.754 110 0.48 89
IV.NARO.HHZ. 2021-04-13T15:55:02.80 0.6 undecidable manual S 17 25.9518 109 -0.28 46
IV.APEC.HHZ. 2021-04-13T15:55:01.41 0.6 undecidable manual S 344 19.6692 114 0.33 46
IV.ASSB.HHZ. 2021-04-13T15:55:01.25 0.3 undecidable manual P 160 40.7259 50 -0.34 67
IV.MPAG.EHZ. 2021-04-13T15:55:00.42 0.3 undecidable manual P 39 34.6431 50 -0.23 69
IV.MURB.HHZ. 2021-04-13T15:55:00.08 0.3 undecidable manual S 167 14.1747 122 0.71 62
IV.PIEI.HHZ. 2021-04-13T15:55:00.65 0.3 undecidable manual S 13 16.872 117 0.45 68
IV.ATCC.EHZ. 2021-04-13T15:54:59.04 0.1 undecidable manual P 151 25.6521 109 0.02 98
IV.BADI.EHZ. 2021-04-13T15:54:58.70 0.1 undecidable manual P 305 23.754 110 0.04 98
IV.ATPC.HHE. 2021-04-13T15:54:58.70 0.6 undecidable manual S 347 10.5783 130 0.33 47
IV.NARO.HHZ. 2021-04-13T15:54:58.85 0.1 undecidable manual P 17 25.9518 109 -0.22 94
IV.ATBU.EHZ. 2021-04-13T15:54:58.64 0.6 undecidable manual S 27 10.9779 129 0.17 49
IV.ATPI.EHZ. 2021-04-13T15:54:58.08 0.6 undecidable manual S 316 9.7791 132 -0.06 50
IV.FRON.EHZ. 2021-04-13T15:54:58.56 0.1 undecidable manual P 53 24.0537 110 -0.17 95
IV.APEC.HHZ. 2021-04-13T15:54:58.11 0.3 undecidable manual P 344 19.6692 114 0.19 71
IV.FOSV.EHZ. 2021-04-13T15:54:58.86 0.3 undecidable manual P 115 24.4533 110 0.06 73
IV.SSFR.HHZ. 2021-04-13T15:54:58.64 0.1 undecidable manual P 77 24.4533 110 -0.16 95
IV.ATLO.EHE. 2021-04-13T15:54:58.29 0.6 undecidable manual S 219 10.2786 130 0.02 50
IV.MURB.HHZ. 2021-04-13T15:54:57.08 0.1 negative manual P 167 14.1747 122 0.15 97
IV.ATFO.HHZ. 2021-04-13T15:54:57.08 0.6 undecidable manual S 109 7.2927 140 -0.46 46
IV.PIEI.HHZ. 2021-04-13T15:54:57.56 0.1 undecidable manual P 13 16.872 117 0.15 97
IV.TB02.DHZ. 2021-04-13T15:54:57.01 0.6 undecidable manual S 253 6.4935 143 -0.37 47
IV.ATLO.EHE. 2021-04-13T15:54:56.40 0.1 undecidable manual P 219 10.2786 130 0.1 99
IV.ATPC.HHE. 2021-04-13T15:54:56.43 0.1 undecidable manual P 347 10.5783 130 0.08 99
IV.TB03.DHZ. 2021-04-13T15:54:56.99 0.6 undecidable manual S 284 6.2937 144 -0.35 47
IV.ATBU.EHZ. 2021-04-13T15:54:56.51 0.1 undecidable manual P 27 10.9779 129 0.1 99
IV.ATPI.EHZ. 2021-04-13T15:54:56.18 0.1 negative manual P 316 9.7791 132 -0.04 100
IV.TB01.DHZ. 2021-04-13T15:54:56.28 0.6 undecidable manual S 261 4.1958 155 -0.67 43
IV.TB01.DHZ. 2021-04-13T15:54:55.25 0.1 undecidable manual P 261 4.1958 155 -0.28 96
IV.ATFO.HHZ. 2021-04-13T15:54:55.63 0.1 positive manual P 109 7.2927 140 -0.24 96
IV.TB02.DHZ. 2021-04-13T15:54:55.64 0.1 undecidable manual P 253 6.4935 143 -0.14 99
IV.TB03.DHZ. 2021-04-13T15:54:55.54 0.1 undecidable manual P 284 6.2937 144 -0.22 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHN. ML:1.7 0.000916 0.14 AML other m 2021-04-13T15:54:57.31
IV.ATFO.HHE. ML:1.7 0.0009458353 0.2304 AML other m 2021-04-13T15:54:57.47
IV.ATPI.EHE. ML:1.0 0.0001505965 0.2048 AML other m 2021-04-13T15:54:59.56
IV.ATPI.HNE. ML:1.2 0.00024268364999999997 0.2816 AML other m 2021-04-13T15:54:59.71
IV.ATPI.HNN. ML:1.3 0.0003041756 0.3072 AML other m 2021-04-13T15:55:00.47
IV.PIEI.HHN. ML:1.3 0.0001705 0.18 AML other m 2021-04-13T15:55:01.09
IV.PIEI.HHE. ML:1.6 0.0003305 0.38 AML other m 2021-04-13T15:55:01.22
IV.ATPI.EHN. ML:1.2 0.0002159381 0.512 AML other m 2021-04-13T15:55:01.27
IV.APEC.HHE. ML:1.2 0.00011499999999999999 0.96 AML other m 2021-04-13T15:55:01.61
IV.SSFR.HHN. ML:2.0 0.0005765 1.28 AML other m 2021-04-13T15:55:02.88
IV.BADI.EHE. ML:1.4 0.0001555 0.18 AML other m 2021-04-13T15:55:03.11
IV.MURB.HNN. ML:1.7 0.0005555 0.28 AML other m 2021-04-13T15:55:03.02
IV.MURB.HHN. ML:1.8 0.0006220000000000002 1.74 AML other m 2021-04-13T15:55:03.03
IV.SSFR.HNE. ML:1.8 0.000424 1.16 AML other m 2021-04-13T15:55:03.26
IV.SSFR.HNN. ML:2.0 0.000612 0.86 AML other m 2021-04-13T15:55:03.77
IV.BADI.EHN. ML:1.4 0.0001735 0.14 AML other m 2021-04-13T15:55:03.38
IV.APEC.HHN. ML:1.3 0.00014000000000000001 1.76 AML other m 2021-04-13T15:55:04.91
IV.SSFR.HHE. ML:1.8 0.00034599999999999995 1.22 AML other m 2021-04-13T15:55:04.24
IV.ATCC.EHN. ML:1.5 0.00016900000000000002 0.24 AML other m 2021-04-13T15:55:04.51
IV.MURB.HHE. ML:1.8 0.0006615 0.28 AML other m 2021-04-13T15:55:04.66
IV.MURB.HNE. ML:1.7 0.0005955 0.28 AML other m 2021-04-13T15:55:04.66
IV.FOSV.EHN. ML:1.2 0.00009255 0.48 AML other m 2021-04-13T15:55:05.55
IV.FOSV.EHE. ML:1.0 0.0000659 0.42 AML other m 2021-04-13T15:55:08.27
IV.ATCC.EHE. ML:1.5 0.000179 0.86 AML other m 2021-04-13T15:55:10.80
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