Earthquake with magnitude of ML 1.1 on date 09-06-2020 and time 21:56:47 (Italy) in region 4 km SW Arquata del Tronto (AP)

A magnitude ML 1.1 earthquake occured in region: 4 km SW Arquata del Tronto (AP), on

  • 09-06-2020 19:56:47 (UTC)
  • 09-06-2020 21:56:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7510, 13.2590 at 11 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
Arquata del Tronto AP 4 1178 1178
Accumoli RI 6 667 1845
Montegallo AP 12 523 2368
Acquasanta Terme AP 13 2916 5284
Amatrice RI 14 2657 7941
Norcia PG 14 4957 12898
Cittareale RI 17 482 13380
Montemonaco AP 18 604 13984
Castelsantangelo sul Nera MC 18 281 14265
Valle Castellana TE 20 977 15242

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km W of Teramo (54892 inhabitants)
46 Km N of L'Aquila (69753 inhabitants)
51 Km E of Foligno (57155 inhabitants)
54 Km E of Terni (111501 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
81 Km E of Perugia (166134 inhabitants)
84 Km W of Pescara (121014 inhabitants)
87 Km NW of Chieti (51815 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
95 Km NE of Tivoli (56533 inhabitants)
99 Km S of Ancona (100861 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 1.1 2020-06-09
19:56:47
42.7507 13.2592 11 2020-11-19
12:37:01
Bollettino Sismico Italiano INGV 82930951
Reviewed
Rev100
ML 1.1 2020-06-09
19:56:47
42.7548 13.2443 9 2020-06-09
20:02:06
Sala Sismica INGV-Roma 80042121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-09 19:56:47 ± 0.06
Latitude 42.7507 ± 0.0027
Longitude 13.2592 ± 0.0073
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82930951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 557
Semi-minor axis of confidence ellipse (meter) 257
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 87
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 27
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) 0.41908
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 82930951
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-15 15:17:20

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 80042121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-09 20:02:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ROSPO.HHZ. 2020-06-09T19:57:25.55 3.0 undecidable manual Sn -0.64 0
IV.CRTC.HHZ. 2020-06-09T19:57:09.13 3.0 undecidable manual Sg -0.25 0
IV.ROSPO.HHZ. 2020-06-09T19:57:06.01 3.0 negative manual Pn -1.12 0
IV.MML1.HNZ. 2020-06-09T19:57:03.36 0.6 undecidable manual S 330 46.5201 50 0.52 43
IV.CESI.HNZ. 2020-06-09T19:57:01.00 0.6 undecidable manual S 315 40.3263 50 -0.19 46
IV.GUMA.HHZ. 2020-06-09T19:57:00.53 0.6 undecidable manual S 10 35.1426 50 0.72 40
IV.CSP1.EHZ. 2020-06-09T19:57:00.52 0.3 undecidable manual S 353 38.1285 50 -0.07 72
IV.FDMO.HHZ. 2020-06-09T19:56:59.52 0.3 undecidable manual S 336 34.6431 50 -0.15 71
IV.TERO.HHZ. 2020-06-09T19:56:58.45 0.6 undecidable manual S 117 31.4463 50 -0.37 45
IV.RM33.EHZ. 2020-06-09T19:56:57.63 0.6 undecidable manual S 188 27.0507 50 -0.01 49
IV.LNSS.HHZ. 2020-06-09T19:56:56.84 0.3 undecidable manual S 228 24.2535 50 -0.04 74
IV.MML1.HNZ. 2020-06-09T19:56:56.44 0.6 undecidable manual P 330 46.5201 50 -0.07 47
IV.MNTT.EHZ. 2020-06-09T19:56:56.86 0.3 undecidable manual P 38 44.0226 50 0.74 59
IV.CSP1.EHZ. 2020-06-09T19:56:55.09 0.3 undecidable manual P 353 38.1285 50 -0.11 71
IV.MC2.EHZ. 2020-06-09T19:56:55.14 0.6 undecidable manual S 342 18.7701 119 -0.16 48
IV.CESI.HNZ. 2020-06-09T19:56:55.36 0.1 undecidable manual P 315 40.3263 50 -0.19 93
IV.FDMO.HHZ. 2020-06-09T19:56:54.64 0.3 undecidable manual P 336 34.6431 50 -0.03 73
IV.GUMA.HHZ. 2020-06-09T19:56:54.92 0.1 undecidable manual P 10 35.1426 50 0.17 94
IV.MMO1.EHZ. 2020-06-09T19:56:54.67 0.3 undecidable manual S 18 17.3715 121 -0.23 72
IV.T1299.HNN. 2020-06-09T19:56:54.05 0.3 undecidable manual S 172 13.0758 129 0.38 70
IV.MTRA.EHZ. 2020-06-09T19:56:53.01 0.3 undecidable manual S 86 11.1777 133 -0.18 73
IV.SMA1.EHZ. 2020-06-09T19:56:53.84 0.3 undecidable manual S 155 14.6742 126 -0.28 72
IV.RM33.EHZ. 2020-06-09T19:56:53.41 0.1 undecidable manual P 188 27.0507 50 -0.09 97
IV.TERO.HHZ. 2020-06-09T19:56:53.95 0.1 undecidable manual P 117 31.4463 50 -0.23 93
IV.MC2.EHZ. 2020-06-09T19:56:52.14 0.1 undecidable manual P 342 18.7701 119 -0.01 100
IV.LNSS.HHZ. 2020-06-09T19:56:52.97 0.1 positive manual P 228 24.2535 50 -0.1 97
IV.MTRA.EHZ. 2020-06-09T19:56:51.01 0.1 undecidable manual P 86 11.1777 133 0.08 100
IV.SMA1.EHZ. 2020-06-09T19:56:51.57 0.1 undecidable manual P 155 14.6742 126 0.1 99
IV.MMO1.EHZ. 2020-06-09T19:56:51.80 0.3 undecidable manual P 18 17.3715 121 -0.12 73
IV.T1299.HNN. 2020-06-09T19:56:51.68 0.3 undecidable manual P 172 13.0758 129 0.48 69
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.HNE. ML:1.5 0.0003595 0.36 AML other m 2020-06-09T19:56:53.37
IV.MTRA.EHE. ML:1.5 0.000381 0.4 AML other m 2020-06-09T19:56:53.37
IV.MTRA.HNN. ML:1.5 0.000374 0.2 AML other m 2020-06-09T19:56:53.65
IV.MTRA.EHN. ML:1.5 0.0003575 0.2 AML other m 2020-06-09T19:56:53.65
IV.SMA1.EHN. ML:0.9 0.0000726 1.02 AML other m 2020-06-09T19:56:54.21
IV.SMA1.EHE. ML:1.0 0.00008485 0.08 AML other m 2020-06-09T19:56:54.41
IV.LNSS.HHE. ML:1.0 0.0000664 0.12 AML other m 2020-06-09T19:56:57.24
IV.LNSS.HHN. ML:1.0 0.000055150000000000006 0.14 AML other m 2020-06-09T19:56:57.74
IV.RM33.EHE. ML:1.0 0.000054550000000000005 1.1 AML other m 2020-06-09T19:56:58.28
IV.RM33.EHN. ML:0.9 0.00003855 0.68 AML other m 2020-06-09T19:56:58.03
IV.TERO.HHN. ML:1.0 0.00004885 0.06 AML other m 2020-06-09T19:56:59.13
IV.TERO.HHE. ML:0.9 0.0000357 1.34 AML other m 2020-06-09T19:56:59.85
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