Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 19-06-2020 and time 04:23:36 (UTC) in region 1 km N Cittareale (RI)

A magnitude ML 0.8 earthquake occured in region: 1 km N Cittareale (RI), on

  • 19-06-2020 04:23:36 (UTC)
  • 19-06-2020 06:23:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6270, 13.1590 at 10 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.

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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
Cittareale RI 1 482 482
Accumoli RI 11 667 1149
Amatrice RI 11 2657 3806
Posta RI 13 694 4500
Borbona RI 13 617 5117
Montereale AQ 13 2581 7698
Cascia PG 16 3217 10915
Capitignano AQ 17 665 11580
Monteleone di Spoleto PG 17 599 12179
Leonessa RI 18 2435 14614
Campotosto AQ 19 542 15156
Cagnano Amiterno AQ 19 1369 16525
Norcia PG 19 4957 21482
Arquata del Tronto AP 20 1178 22660

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NW of L'Aquila (69753 inhabitants)
43 Km E of Terni (111501 inhabitants)
45 Km W of Teramo (54892 inhabitants)
52 Km SE of Foligno (57155 inhabitants)
78 Km NE of Guidonia Montecelio (88673 inhabitants)
79 Km NE of Tivoli (56533 inhabitants)
82 Km W of Montesilvano (53738 inhabitants)
82 Km SE of Perugia (166134 inhabitants)
88 Km W of Chieti (51815 inhabitants)
88 Km W of Pescara (121014 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
99 Km NE of Roma (2864731 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 2020-06-19
04:23:36		 42.627 13.1592 10 2020-06-19
04:39:24		 Sala Sismica INGV-Roma 80306141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-19 04:23:36 ± 0.07
Latitude 42.6270 ± 0.0045
Longitude 13.1592 ± 0.0049
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 80306141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 505
Semi-minor axis of confidence ellipse (meter) 396
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 144
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46765
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 11
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 80306141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-19 04:39:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2020-06-19T04:24:30.09 3.0 undecidable manual Sg 0.08 0
IV.GIUL.HHZ. 2020-06-19T04:23:58.37 3.0 negative manual P -1.39 0
IV.MOMA.HHE. 2020-06-19T04:23:53.81 0.3 undecidable manual S 292 51.9036 50 0.55 64
IV.FDMO.HHZ. 2020-06-19T04:23:51.96 1.0 undecidable manual S 353 45.8208 50 0.32 23
IV.MC2.EHZ. 2020-06-19T04:23:48.44 1.0 undecidable manual S 4 31.6461 50 0.58 22
IV.MMO1.EHZ. 2020-06-19T04:23:48.31 0.3 undecidable manual S 24 33.1446 50 0.05 74
IV.ARRO.EHZ. 2020-06-19T04:23:47.96 0.3 undecidable manual S 261 32.5452 50 -0.15 73
IV.MNTT.EHZ. 2020-06-19T04:23:47.60 3.0 undecidable manual Pg -1.34 0
IV.MOMA.HHE. 2020-06-19T04:23:46.07 0.6 undecidable manual P 292 51.9036 50 -0.19 46
IV.FDMO.HHZ. 2020-06-19T04:23:45.30 0.6 undecidable manual P 353 45.8208 50 -0.02 48
IV.NRCA.HHZ. 2020-06-19T04:23:45.18 0.3 undecidable manual S 351 23.1546 113 -0.27 72
IV.MTRA.EHZ. 2020-06-19T04:23:45.14 0.6 undecidable manual S 53 24.1536 112 -0.6 44
IV.MMO1.EHZ. 2020-06-19T04:23:43.38 0.6 undecidable manual P 24 33.1446 50 0 50
IV.TERO.HHZ. 2020-06-19T04:23:43.31 3.0 undecidable manual Pg -1.28 0
IV.RM33.EHZ. 2020-06-19T04:23:42.26 0.3 undecidable manual S 161 13.875 126 -0.34 72
IV.SMA1.EHZ. 2020-06-19T04:23:42.96 0.3 undecidable manual S 88 14.3745 125 0.21 74
IV.ARRO.EHZ. 2020-06-19T04:23:42.90 0.3 undecidable manual P 261 32.5452 50 -0.38 69
IV.MC2.EHZ. 2020-06-19T04:23:42.78 0.6 undecidable manual P 4 31.6461 50 -0.36 46
IV.MTRA.EHZ. 2020-06-19T04:23:41.71 0.6 negative manual P 53 24.1536 112 -0.21 48
IV.LNSS.HHZ. 2020-06-19T04:23:41.74 0.3 undecidable manual S 255 10.0788 135 0.15 75
IV.T1299.EHZ. 2020-06-19T04:23:41.77 0.3 undecidable manual S 85 10.0788 134 0.17 75
IV.NRCA.HHZ. 2020-06-19T04:23:41.62 0.1 negative manual P 351 23.1546 113 -0.13 99
IV.RM33.EHZ. 2020-06-19T04:23:40.01 0.3 undecidable manual P 161 13.875 126 -0.1 76
IV.SMA1.EHZ. 2020-06-19T04:23:40.44 0.1 positive manual P 88 14.3745 125 0.25 98
IV.T1299.EHZ. 2020-06-19T04:23:39.77 0.1 undecidable manual P 85 10.0788 134 0.25 99
IV.LNSS.HHZ. 2020-06-19T04:23:39.70 0.1 undecidable manual P 255 10.0788 135 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHE. ML:0.6 0.00004341513 0.1408 AML other m 2020-06-19T04:23:43.11
IV.RM33.EHN. ML:0.7 0.000050965 0.0992 AML other m 2020-06-19T04:23:42.48
IV.RM33.HNE. ML:0.6 0.000042771015 0.1216 AML other m 2020-06-19T04:23:43.11
IV.RM33.HNN. ML:0.7 0.000055757515000000004 0.1792 AML other m 2020-06-19T04:23:42.76
IV.NRCA.HNE. ML:1.4 0.00014815678500000002 0.1504 AML other m 2020-06-19T04:23:45.39
IV.NRCA.HNN. ML:1.0 0.00006945218 0.1696 AML other m 2020-06-19T04:23:45.38
IV.NRCA.HHE. ML:1.4 0.00014473505 0.16 AML other m 2020-06-19T04:23:45.39
IV.NRCA.HHN. ML:1.1 0.000073684715 0.1824 AML other m 2020-06-19T04:23:45.38
IV.MTRA.EHE. ML:1.0 0.000059628546500000004 0.1984 AML other m 2020-06-19T04:23:46.45
IV.MTRA.EHN. ML:1.1 0.000071001985 0.16 AML other m 2020-06-19T04:23:45.73
IV.ARRO.EHE. ML:0.7 0.000017987255 0.2208 AML other m 2020-06-19T04:23:50.80
IV.ARRO.EHN. ML:0.5 0.0000164112755 0.1408 AML other m 2020-06-19T04:23:50.96
IV.TERO.HHE. ML:0.6 0.000014774175 0.1792 AML other m 2020-06-19T04:23:50.50
IV.TERO.HHN. ML:0.6 0.000017272305 0.0576 AML other m 2020-06-19T04:23:49.56
IV.FDMO.HHE. ML:0.2 0.000004231625500000001 0.2016 AML other m 2020-06-19T04:23:53.22
IV.FDMO.HHN. ML:0.2 0.0000057804273 0.16 AML other m 2020-06-19T04:23:54.44
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