Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 13-06-2020 and time 15:36:33 (UTC) in region 4 km W Roccafluvione (AP)

A magnitude ML 1.0 earthquake occured in region: 4 km W Roccafluvione (AP), on

  • 13-06-2020 15:36:33 (UTC)
  • 13-06-2020 17:36:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8510, 13.4360 at 21 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Roccafluvione AP 4 2010 2010
Palmiano AP 6 196 2206
Venarotta AP 6 2066 4272
Montegallo AP 8 523 4795
Acquasanta Terme AP 9 2916 7711
Montemonaco AP 10 604 8315
Ascoli Piceno AP 12 49407 57722
Comunanza AP 12 3166 60888
Montefortino FM 13 1178 62066
Force AP 13 1354 63420
Valle Castellana TE 14 977 64397
Arquata del Tronto AP 14 1178 65575
Montefalcone Appennino FM 15 424 65999
Rotella AP 16 906 66905
Amandola FM 16 3629 70534
Folignano AP 17 9241 79775
Smerillo FM 17 365 80140
Castignano AP 18 2796 82936
Montedinove AP 18 488 83424
Santa Vittoria in Matenano FM 20 1330 84754
Appignano del Tronto AP 20 1785 86539
Rocca Santa Maria TE 20 537 87076

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of Teramo (54892 inhabitants)
56 Km N of L'Aquila (69753 inhabitants)
61 Km E of Foligno (57155 inhabitants)
69 Km NW of Montesilvano (53738 inhabitants)
72 Km E of Terni (111501 inhabitants)
77 Km NW of Pescara (121014 inhabitants)
82 Km NW of Chieti (51815 inhabitants)
86 Km S of Ancona (100861 inhabitants)
90 Km E of Perugia (166134 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 1.0 2020-06-13
15:36:33		 42.8512 13.4355 21 2020-11-19
12:36:50		 Bollettino Sismico Italiano INGV 80678161
Reviewed
Rev100 		ML 1.4 2020-06-13
15:36:33		 42.8567 13.4578 22 2020-06-13
15:48:56		 Sala Sismica INGV-Roma 80145241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-13 15:36:33 ± 0.07
Latitude 42.8512 ± 0.0027
Longitude 13.4355 ± 0.0049
Depth (km) 21 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80678161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 366
Semi-minor axis of confidence ellipse (meter) 168
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 72
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38131
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 80678161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-07-01 13:23:18

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 80145241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-13 15:48:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FREG.EHZ. 2020-06-13T15:37:57.70 3.0 undecidable manual Sn -7.23 0
GU.STV.HHZ. 2020-06-13T15:37:56.71 3.0 undecidable manual Pg 11.75 0
IV.PTRP.HHZ. 2020-06-13T15:37:55.45 3.0 undecidable manual Sn 2.04 0
IV.ZCCA.HHZ. 2020-06-13T15:37:49.16 3.0 undecidable manual Sg 3.51 0
IV.EUCT.HNZ. 2020-06-13T15:37:42.83 3.0 undecidable manual Pg 8.95 0
IV.TDS.HHZ. 2020-06-13T15:37:39.00 3.0 undecidable manual Pg 10.71 0
IV.MAON.HHZ. 2020-06-13T15:37:32.41 3.0 undecidable manual Sg -0.37 0
IV.APEC.HHZ. 2020-06-13T15:37:04.94 3.0 undecidable manual Sn -8.76 0
IV.PTRJ.HHZ. 2020-06-13T15:36:57.15 3.0 undecidable manual Pn -1.84 0
IV.RM33.EHZ. 2020-06-13T15:36:47.37 0.3 undecidable manual S 205 42.0246 109 -0.25 69
IV.CSP1.EHZ. 2020-06-13T15:36:45.33 0.3 undecidable manual S 325 32.6451 115 0.05 74
IV.CAMP.HHE. 2020-06-13T15:36:45.85 0.6 undecidable manual S 184 35.0427 113 -0.03 49
IV.FDMO.HHZ. 2020-06-13T15:36:45.85 0.3 undecidable manual S 306 34.9428 113 0 74
IV.T1299.EHZ. 2020-06-13T15:36:44.37 0.3 undecidable manual S 207 27.1506 121 0.39 70
IV.TERO.HHZ. 2020-06-13T15:36:44.46 0.3 undecidable manual S 151 28.8489 119 0.08 74
IV.SMA1.EHE. 2020-06-13T15:36:43.72 0.3 undecidable manual S 198 25.752 122 0.03 75
IV.NRCA.HHZ. 2020-06-13T15:36:43.97 0.3 undecidable manual S 266 26.1516 122 0.19 73
IV.MC2.EHZ. 2020-06-13T15:36:42.77 0.3 undecidable manual S 289 21.1677 129 0.1 75
IV.LNSS.HNZ. 2020-06-13T15:36:41.38 0.6 undecidable manual P 230 42.3243 109 -0.31 46
IV.RM33.EHZ. 2020-06-13T15:36:41.51 0.3 undecidable manual P 205 42.0246 109 -0.13 71
IV.TRTR.HHE. 2020-06-13T15:36:41.47 0.6 undecidable manual P 97 39.2274 110 0.24 46
IV.CAMP.HHE. 2020-06-13T15:36:40.58 0.1 undecidable manual P 184 35.0427 113 -0.06 98
IV.MTRA.EHZ. 2020-06-13T15:36:40.66 0.3 undecidable manual S 197 10.9779 149 -0.2 74
IV.FDMO.HHZ. 2020-06-13T15:36:40.59 0.3 undecidable manual P 306 34.9428 113 -0.04 74
IV.MMO1.EHZ. 2020-06-13T15:36:40.60 0.3 undecidable manual S 301 10.2786 151 -0.18 74
IV.CSP1.EHZ. 2020-06-13T15:36:40.28 0.3 undecidable manual P 325 32.6451 115 -0.01 74
IV.NRCA.HHZ. 2020-06-13T15:36:39.49 0.1 undecidable manual P 266 26.1516 122 0.06 99
IV.GUMA.HNZ. 2020-06-13T15:36:39.01 0.1 undecidable manual P 341 24.8529 123 -0.24 96
IV.TERO.HHZ. 2020-06-13T15:36:39.64 0.3 undecidable manual P 151 28.8489 119 -0.13 73
IV.T1299.EHZ. 2020-06-13T15:36:39.69 0.3 undecidable manual P 207 27.1506 121 0.15 73
IV.OFFI.HHZ. 2020-06-13T15:36:39.06 0.3 undecidable manual P 65 22.3554 127 0.12 73
IV.SMA1.EHE. 2020-06-13T15:36:39.39 0.1 undecidable manual P 198 25.752 122 0.02 100
IV.MC2.EHZ. 2020-06-13T15:36:38.95 0.3 undecidable manual P 289 21.1677 129 0.16 73
IV.MF5.EHZ. 2020-06-13T15:36:38.16 0.6 undecidable manual P 7 15.2736 139 0.02 51
IV.MTRA.EHZ. 2020-06-13T15:36:37.72 1.0 undecidable manual P 197 10.9779 149 -0.02 26
IV.MMO1.EHZ. 2020-06-13T15:36:37.68 0.6 undecidable manual P 301 10.2786 151 -0.01 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HHE. ML:1.1 0.00005 0.2 AML other m 2020-06-13T15:36:44.69
IV.TERO.HHN. ML:1.0 0.0000436 1.26 AML other m 2020-06-13T15:36:44.83
IV.FDMO.HHE. ML:1.0 0.000036150000000000005 0.2 AML other m 2020-06-13T15:36:46.27
IV.FDMO.HHN. ML:0.9 0.0000269 0.12 AML other m 2020-06-13T15:36:46.32
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