Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 15-06-2021 and time 13:38:32 (Italy) in region 4 km SE Pietralunga (PG)

A magnitude ML 1.8 earthquake occured in region: 4 km SE Pietralunga (PG), on

  • 15-06-2021 11:38:32 (UTC)
  • 15-06-2021 13:38:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4140, 12.4740 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.

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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 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 17 1882 41527
Umbertide PG 17 16681 58208
Città di Castello PG 20 39913 98121
Piobbico PU 20 2029 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)
54 Km NW of Foligno (57155 inhabitants)
65 Km SW of Fano (60888 inhabitants)
66 Km SW of Pesaro (94582 inhabitants)
72 Km S of Rimini (147750 inhabitants)
83 Km S of Cesena (96758 inhabitants)
87 Km W of Ancona (100861 inhabitants)
93 Km E of Siena (53903 inhabitants)
96 Km N of Terni (111501 inhabitants)
97 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 1.8 2021-06-15
11:38:32		 43.4138 12.4735 9 2021-12-29
11:12:06		 Bollettino Sismico Italiano INGV 91500421
Reviewed
Rev100 		ML 1.8 2021-06-15
11:38:32		 43.415 12.4732 9 2021-06-15
11:49:15		 Sala Sismica INGV-Roma 91327551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-15 11:38:32 ± 0.06
Latitude 43.4138 ± 0.0018
Longitude 12.4735 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91500421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 261
Semi-minor axis of confidence ellipse (meter) 142
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 139
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 34
Number of associated phases, regardless of their use for origin computation 57
Number of defining phases 46
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.61334
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 31
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 54
Type of magnitude ML
Reference to an origin 91500421
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-18 14:33:42

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 36
Type of magnitude ML
Reference to an origin 91327551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-15 11:49:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARRO.EHZ. 2021-06-15T11:38:59.47 3.0 undecidable manual S -3.73 0
IV.CSP1.EHZ. 2021-06-15T11:38:55.55 3.0 undecidable manual S 0.25 0
IV.FDMO.HHZ. 2021-06-15T11:38:53.79 3.0 undecidable manual S -0.28 0
IV.EL6.EHZ. 2021-06-15T11:38:50.50 3.0 undecidable manual S 0.44 0
IV.CSP1.EHZ. 2021-06-15T11:38:45.34 3.0 negative manual P -0.05 0
IV.FDMO.HHZ. 2021-06-15T11:38:44.48 3.0 undecidable manual P -0.22 0
IV.MOMA.HNZ. 2021-06-15T11:38:44.22 1.0 undecidable manual P 173 68.0763 50 -0.71 19
IV.MGAB.HHZ. 2021-06-15T11:38:44.29 3.0 negative manual P -0.12 0
IV.CESI.HHZ. 2021-06-15T11:38:43.34 3.0 undecidable manual P -0.08 0
IV.CRE.HHZ. 2021-06-15T11:38:42.17 3.0 positive manual P 0.26 0
IV.MML1.HNE. 2021-06-15T11:38:42.37 0.6 undecidable manual P 129 52.2033 50 -0.11 45
IV.EL6.EHZ. 2021-06-15T11:38:42.24 3.0 positive manual P -0.21 0
IV.CPGN.EHZ. 2021-06-15T11:38:41.80 1.0 undecidable manual P 344 44.7219 50 0.48 21
IV.ASSB.HHZ. 2021-06-15T11:38:41.08 3.0 undecidable manual P -0.11 0
IV.ATMI.HHZ. 2021-06-15T11:38:40.06 0.3 undecidable manual S 242 18.7701 115 0.17 71
IV.ARVD.HHZ. 2021-06-15T11:38:40.16 0.6 undecidable manual P 76 38.8278 50 -0.26 45
IV.MMUR.HNE. 2021-06-15T11:38:40.75 1.0 undecidable manual P 86 42.3243 50 -0.2 23
IV.ATSC.EHE. 2021-06-15T11:38:39.55 0.3 undecidable manual S 86 17.1717 117 0.16 71
IV.PARC.HHZ. 2021-06-15T11:38:39.29 0.6 negative manual P 324 32.1456 105 -0.09 47
IV.PE3.EHE. 2021-06-15T11:38:39.14 0.6 undecidable manual P 3 31.3464 105 -0.09 47
IV.MURB.HHZ. 2021-06-15T11:38:39.87 0.6 undecidable manual S 166 17.2716 117 0.47 45
IV.MPAG.EHZ. 2021-06-15T11:38:39.27 0.3 positive manual P 44 33.1446 50 -0.27 68
IT.UMBT.HGZ. 2021-06-15T11:38:39.88 0.6 undecidable manual S 221 16.0728 118 0.84 39
IV.APEC.HHZ. 2021-06-15T11:38:39.38 0.3 undecidable manual S 345 16.5723 118 0.17 71
IV.ATCC.EHZ. 2021-06-15T11:38:38.74 0.6 undecidable manual P 152 28.749 107 0.02 48
IV.PIEI.HHZ. 2021-06-15T11:38:38.87 0.3 undecidable manual S 20 14.3745 121 0.33 69
IV.NARO.HHZ. 2021-06-15T11:38:37.55 0.3 positive manual P 21 23.4543 110 -0.17 70
IV.ATBU.EHZ. 2021-06-15T11:38:37.18 0.3 undecidable manual S 41 9.1797 134 0.1 73
IV.ATVA.EHE. 2021-06-15T11:38:37.37 0.3 undecidable manual P 225 21.3675 112 0.05 73
IV.SSFR.HHZ. 2021-06-15T11:38:37.90 0.3 positive manual P 84 24.9528 109 -0.11 71
IV.ATLO.EHE. 2021-06-15T11:38:37.95 0.3 undecidable manual S 206 12.1767 126 0.05 74
IV.ATMC.EHZ. 2021-06-15T11:38:37.51 0.3 undecidable manual P 279 22.8549 111 -0.1 72
IV.FOSV.HNE. 2021-06-15T11:38:37.72 0.6 undecidable manual P 120 26.6511 108 -0.61 42
IV.FRON.EHZ. 2021-06-15T11:38:37.59 0.3 positive manual P 60 23.3544 110 -0.11 71
IV.BADI.EHZ. 2021-06-15T11:38:37.44 0.1 negative manual P 300 21.2676 112 0.13 95
IV.ATFO.HHZ. 2021-06-15T11:38:37.12 0.3 undecidable manual S 124 9.4794 132 -0.05 74
IV.ATMI.HHZ. 2021-06-15T11:38:36.97 0.3 positive manual P 242 18.7701 115 0.12 72
IV.PIEI.HHZ. 2021-06-15T11:38:36.21 0.3 positive manual P 20 14.3745 121 0.14 72
IT.UMBT.HGZ. 2021-06-15T11:38:36.84 1.0 undecidable manual P 221 16.0728 118 0.47 22
IV.ATPI.EHZ. 2021-06-15T11:38:36.32 0.3 undecidable manual S 305 7.0929 141 -0.27 71
IV.APEC.HHZ. 2021-06-15T11:38:36.57 0.3 undecidable manual P 345 16.5723 118 0.11 72
IV.TB02.DHZ.01 2021-06-15T11:38:36.49 0.6 undecidable manual S 227 7.0929 141 -0.1 49
IV.ATSC.EHE. 2021-06-15T11:38:36.70 0.3 undecidable manual P 86 17.1717 117 0.13 72
IV.ATPC.HHZ. 2021-06-15T11:38:36.63 0.3 undecidable manual S 350 7.4814 139 -0.07 74
IV.MURB.HHZ. 2021-06-15T11:38:36.77 0.6 undecidable manual P 166 17.2716 117 0.2 47
IV.ATVO.HHZ. 2021-06-15T11:38:36.18 0.3 undecidable manual S 237 6.3936 143 -0.28 71
IV.ATPC.HHZ. 2021-06-15T11:38:35.11 0.1 undecidable manual P 350 7.4814 139 0.1 98
IV.ATFO.HHZ. 2021-06-15T11:38:35.31 0.1 positive manual P 124 9.4794 132 0.03 99
IV.TB01.DHN.01 2021-06-15T11:38:35.76 0.3 undecidable manual S 220 4.6953 152 -0.37 70
IV.ATBU.EHZ. 2021-06-15T11:38:35.47 0.3 undecidable manual P 41 9.1797 134 0.24 71
IV.TB03.DHZ.01 2021-06-15T11:38:35.79 0.3 undecidable manual S 255 5.2947 149 -0.44 69
IV.TB02.DHZ.01 2021-06-15T11:38:35.00 0.3 undecidable manual P 227 7.0929 141 0.05 74
IV.ATLO.EHE. 2021-06-15T11:38:35.87 0.3 undecidable manual P 206 12.1767 126 0.17 72
IV.TB03.DHZ.01 2021-06-15T11:38:34.67 0.1 undecidable manual P 255 5.2947 149 -0.07 99
IV.ATVO.HHZ. 2021-06-15T11:38:34.85 0.1 undecidable manual P 237 6.3936 143 -0.02 100
IV.ATPI.EHZ. 2021-06-15T11:38:34.94 0.1 undecidable manual P 305 7.0929 141 -0.01 100
IV.TB01.DHN.01 2021-06-15T11:38:34.63 0.1 undecidable manual P 220 4.6953 152 -0.06 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATVO.HHE. ML:2.0 0.00164 0.14 AML other m 2021-06-15T11:38:36.27
IV.ATVO.HHN. ML:1.9 0.00148 0.12 AML other m 2021-06-15T11:38:36.29
IV.ATPI.HNN. ML:1.7 0.00082041805 0.2496 AML other m 2021-06-15T11:38:37.06
IV.ATPI.EHN. ML:1.7 0.0008363864999999999 0.2368 AML other m 2021-06-15T11:38:37.07
IV.ATPI.EHE. ML:1.8 0.00117145455 0.4224 AML other m 2021-06-15T11:38:36.76
IV.ATPI.HNE. ML:1.9 0.001223423 0.4352 AML other m 2021-06-15T11:38:36.76
IV.ATFO.HHN. ML:1.8 0.0009661528999999999 0.2624 AML other m 2021-06-15T11:38:38.36
IV.ATFO.HHE. ML:2.1 0.0017180770000000001 0.2624 AML other m 2021-06-15T11:38:37.73
IV.PIEI.HHN. ML:1.9 0.0009350000000000001 0.3 AML other m 2021-06-15T11:38:39.23
IV.PIEI.HHE. ML:2.0 0.0011899999999999999 0.14 AML other m 2021-06-15T11:38:39.37
IV.APEC.HHN. ML:1.9 0.0007304999999999999 0.26 AML other m 2021-06-15T11:38:39.73
IV.APEC.HHE. ML:1.9 0.0008435 0.12 AML other m 2021-06-15T11:38:39.81
IV.MURB.HHN. ML:2.2 0.001458082 0.384 AML other m 2021-06-15T11:38:40.30
IV.NARO.HHN. ML:1.3 0.0001277071 0.064 AML other m 2021-06-15T11:38:41.34
IV.MURB.HNN. ML:2.2 0.0013277875 0.2048 AML other m 2021-06-15T11:38:41.36
IV.BADI.EHN. ML:1.8 0.00041845254999999995 0.1152 AML other m 2021-06-15T11:38:41.53
IV.BADI.EHE. ML:1.6 0.00026251000000000003 0.2624 AML other m 2021-06-15T11:38:42.15
IV.MURB.HHE. ML:2.4 0.0021449999999999998 0.26 AML other m 2021-06-15T11:38:41.84
IV.MURB.HNE. ML:2.3 0.001861005 0.2496 AML other m 2021-06-15T11:38:41.84
IV.NARO.HHE. ML:1.3 0.00012912271999999998 0.064 AML other m 2021-06-15T11:38:43.10
IV.FRON.EHN. ML:1.6 0.00027600000000000004 0.16 AML other m 2021-06-15T11:38:42.09
IV.SSFR.HNE. ML:2.0 0.0005700262499999999 0.192 AML other m 2021-06-15T11:38:44.44
IV.ATMI.HHE. ML:1.7 0.0003705 0.46 AML other m 2021-06-15T11:38:42.74
IV.SSFR.HHN. ML:2.0 0.00062766135 0.16 AML other m 2021-06-15T11:38:43.27
IV.FRON.EHE. ML:1.3 0.0001372769 0.0768 AML other m 2021-06-15T11:38:41.98
IV.SSFR.HNN. ML:2.0 0.0006695 0.22 AML other m 2021-06-15T11:38:43.26
IV.SSFR.HHE. ML:2.0 0.0005825 0.18 AML other m 2021-06-15T11:38:43.34
IV.ATCC.EHN. ML:1.9 0.00041504624999999995 0.2176 AML other m 2021-06-15T11:38:44.30
IV.ATCC.EHE. ML:2.0 0.00053320295 0.2176 AML other m 2021-06-15T11:38:43.89
IV.ATMI.HHN. ML:1.6 0.000367 1.56 AML other m 2021-06-15T11:38:44.00
IV.PARC.HHE. ML:1.3 0.0000958 0.84 AML other m 2021-06-15T11:38:44.39
IV.PARC.HHN. ML:1.4 0.000107308595 0.1536 AML other m 2021-06-15T11:38:45.70
IV.ARVD.HHN. ML:1.3 0.000065787315 0.1792 AML other m 2021-06-15T11:38:46.36
IV.ARVD.HHE. ML:1.4 0.00008945 1.5 AML other m 2021-06-15T11:38:46.86
IV.MPAG.EHN. ML:1.1 0.000050799999999999995 0.68 AML other m 2021-06-15T11:38:48.02
IV.ASSB.HHN. ML:1.6 0.00011893956 0.2624 AML other m 2021-06-15T11:38:48.02
IV.ASSB.HHE. ML:1.6 0.00011999999999999999 0.18 AML other m 2021-06-15T11:38:49.35
IV.CRE.HHE. ML:1.2 0.00003990000000000001 0.36 AML other m 2021-06-15T11:38:49.71
IV.CRE.HHN. ML:1.5 0.00007960000000000001 0.26 AML other m 2021-06-15T11:38:49.67
IV.MPAG.EHE. ML:1.1 0.000053672454999999995 0.1408 AML other m 2021-06-15T11:38:45.58
IV.EL6.EHN. ML:1.8 0.00014321312 0.1408 AML other m 2021-06-15T11:38:50.80
IV.EL6.EHE. ML:1.7 0.00014236740000000002 0.1408 AML other m 2021-06-15T11:38:50.70
IV.CESI.HHE. ML:1.5 0.00007295 0.12 AML other m 2021-06-15T11:38:52.41
IV.CESI.HHN. ML:1.5 0.00006577428 0.2816 AML other m 2021-06-15T11:38:52.33
IV.MGAB.HHN. ML:2.1 0.0002485 0.24 AML other m 2021-06-15T11:38:54.65
IV.FDMO.HHE. ML:1.5 0.00005465000000000001 0.2 AML other m 2021-06-15T11:38:54.48
IV.MGAB.HHE. ML:2.0 0.00021349999999999999 1.76 AML other m 2021-06-15T11:38:55.06
IV.FDMO.HHN. ML:1.6 0.00007747683999999999 0.1408 AML other m 2021-06-15T11:38:55.03
IV.CSP1.EHN. ML:1.9 0.0001471844 0.32 AML other m 2021-06-15T11:38:56.60
IV.CSP1.EHE. ML:1.8 0.00011962878500000001 0.2432 AML other m 2021-06-15T11:38:56.27
IV.APEC.HNN. ML:1.8 0.0006046650499999999 0.1728 AML other m 2021-06-15T11:38:39.81
IV.APEC.HNE. ML:2.0 0.0009976657 0.3968 AML other m 2021-06-15T11:38:39.81
IV.MGAB.HNN. ML:2.0 0.00021948155 0.2432 AML other m 2021-06-15T11:38:54.65
IV.MGAB.HNE. ML:2.0 0.00018610399999999998 0.2112 AML other m 2021-06-15T11:38:55.06
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