Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 21-06-2019 and time 06:09:28 (Italy) in region 4 km E Preci (PG)

A magnitude ML 0.9 earthquake occured in region: 4 km E Preci (PG), on

  • 21-06-2019 04:09:28 (UTC)
  • 21-06-2019 06:09:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8730, 13.0830 at 10 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
Preci PG 4 724 724
Castelsantangelo sul Nera MC 6 281 1005
Visso MC 7 1107 2112
Norcia PG 9 4957 7069
Ussita MC 9 444 7513
Sellano PG 13 1079 8592
Cerreto di Spoleto PG 15 1075 9667
Monte Cavallo MC 15 145 9812
Bolognola MC 18 142 9954
Cascia PG 18 3217 13171
Fiordimonte MC 18 202 13373
Acquacanina MC 19 121 13494
Fiastra MC 19 559 14053
Pieve Torina MC 19 1458 15511

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Foligno (57155 inhabitants)
50 Km NE of Terni (111501 inhabitants)
56 Km W of Teramo (54892 inhabitants)
62 Km E of Perugia (166134 inhabitants)
63 Km NW of L'Aquila (69753 inhabitants)
90 Km SW of Ancona (100861 inhabitants)
95 Km NE of Viterbo (67173 inhabitants)
96 Km W of Montesilvano (53738 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 0.9 2019-06-21
04:09:28		 42.873 13.0828 10 2019-11-13
14:30:52		 Bollettino Sismico Italiano INGV 69892171
Reviewed
Rev100 		ML 0.8 2019-06-21
04:09:28		 42.8597 13.0962 12 2019-06-21
04:16:52		 Sala Sismica INGV-Roma 69752581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-06-21 04:09:28 ± 0.09
Latitude 42.8730 ± 0.0036
Longitude 13.0828 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 69892171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 425
Semi-minor axis of confidence ellipse (meter) 314
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 290
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27160
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 69892171
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-21 12:10:35

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 69752581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-06-21 04:16:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.CLTB.HHZ. 2019-06-21T04:11:27.45 3.0 undecidable manual Sn -8.28 0
IV.PLLN.EHZ. 2019-06-21T04:11:20.58 3.0 undecidable manual Sn -7.74 0
CR.STON.BHZ. 2019-06-21T04:11:15.20 3.0 undecidable manual Sg 18.65 0
IV.IST3.HHZ. 2019-06-21T04:11:12.24 3.0 undecidable manual Sn -4.05 0
ST.RONC.EHZ. 2019-06-21T04:10:46.57 3.0 undecidable manual Sn -3.95 0
IV.PLAC.HHZ. 2019-06-21T04:10:35.89 3.0 positive manual Pn 0.61 0
IV.CET2.HHZ. 2019-06-21T04:10:16.44 3.0 undecidable manual Pn -3.69 0
IV.VAGA.HHZ. 2019-06-21T04:10:13.93 3.0 undecidable manual Sn 1.58 0
MN.TRI.HHZ. 2019-06-21T04:10:04.00 3.0 positive manual Pn 0.34 0
IV.SBPO.HNZ. 2019-06-21T04:10:03.43 3.0 negative manual Pg 5.44 0
IV.MSSA.HHZ. 2019-06-21T04:09:58.25 3.0 positive manual Pn -2.33 0
IV.FIR.HHZ. 2019-06-21T04:09:58.90 3.0 undecidable manual Sn -2.27 0
IV.NDIM.HHZ. 2019-06-21T04:09:55.39 3.0 positive manual Pn -0.83 0
IV.VENL.HNZ. 2019-06-21T04:09:54.38 3.0 negative manual Pn -4.03 0
IT.GLNS.HNZ. 2019-06-21T04:09:48.53 3.0 undecidable manual Pn -1.24 0
IV.FIR.HHZ. 2019-06-21T04:09:47.18 3.0 undecidable manual Pg 4.46 0
IV.LNSS.HNZ. 2019-06-21T04:09:39.40 0.3 undecidable manual S 187 30.1476 50 0.16 70
IV.SAMA.HHZ. 2019-06-21T04:09:38.93 3.0 undecidable manual Pg -0.1 0
IV.GAVE.EHN. 2019-06-21T04:09:37.80 0.3 undecidable manual S 217 25.2525 112 -0.12 71
IV.CESI.HHZ. 2019-06-21T04:09:36.74 0.6 undecidable manual S 315 20.5683 116 0.31 46
IV.MMO1.EHZ. 2019-06-21T04:09:35.88 0.3 undecidable manual S 82 20.0688 116 -0.39 68
IV.FDMO.HHN. 2019-06-21T04:09:35.52 0.3 undecidable manual S 1 18.1707 119 -0.16 71
IV.LNSS.HNZ. 2019-06-21T04:09:34.70 0.3 undecidable manual P 187 30.1476 50 0 72
IT.MTCL.HGZ. 2019-06-21T04:09:34.60 0.3 undecidable manual S 333 14.9739 124 -0.16 72
IV.GAVE.EHN. 2019-06-21T04:09:33.51 0.3 undecidable manual P 217 25.2525 112 -0.43 67
IV.MC2.EHZ. 2019-06-21T04:09:33.50 0.3 undecidable manual S 64 9.5793 136 0.19 72
IV.CESI.HHZ. 2019-06-21T04:09:33.23 0.3 undecidable manual P 315 20.5683 116 0.15 71
IV.NRCA.HHZ. 2019-06-21T04:09:32.40 0.1 undecidable manual S 150 5.0949 153 0.02 100
IV.MMO1.EHZ. 2019-06-21T04:09:32.86 0.1 undecidable manual P 82 20.0688 116 -0.12 95
IV.FDMO.HHN. 2019-06-21T04:09:32.67 0.3 undecidable manual P 1 18.1707 119 0.03 73
IT.MTCL.HGZ. 2019-06-21T04:09:31.96 0.3 undecidable manual P 333 14.9739 124 -0.15 72
IV.NRCA.HHZ. 2019-06-21T04:09:31.00 0.1 negative manual P 150 5.0949 153 0.26 95
IV.MC2.EHZ. 2019-06-21T04:09:31.59 0.1 undecidable manual P 64 9.5793 136 0.32 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:0.9 0.000117663865 0.5696 AML other m 2019-06-21T04:09:32.26
IV.NRCA.HHN. ML:1.1 0.00021006945 0.1376 AML other m 2019-06-21T04:09:32.52
IV.NRCA.HNN. ML:1.1 0.000203893455 0.1216 AML other m 2019-06-21T04:09:32.52
IV.NRCA.HHE. ML:0.7 0.000084114385 0.08 AML other m 2019-06-21T04:09:32.64
IV.CESI.HHE. ML:0.3 0.000016014395 0.16 AML other m 2019-06-21T04:09:36.93
IV.CESI.HHN. ML:0.8 0.000044110585 0.1184 AML other m 2019-06-21T04:09:36.91
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