Earthquake with magnitude of ML 1.8 on date 06-09-2016 and time 18:29:07 (Italy) in region 9 km W Arquata del Tronto (AP)

A magnitude ML 1.8 earthquake occured in region: 9 km W Arquata del Tronto (AP), on

  • 06-09-2016 16:29:07 (UTC)
  • 06-09-2016 18:29:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8130, 13.2020 at 2 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.

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 9 1178 1178
Norcia PG 9 4957 6135
Castelsantangelo sul Nera MC 10 281 6416
Montegallo AP 11 523 6939
Accumoli RI 14 667 7606
Montemonaco AP 14 604 8210
Preci PG 15 724 8934
Ussita MC 16 444 9378
Visso MC 16 1107 10485
Acquasanta Terme AP 18 2916 13401
Montefortino FM 19 1178 14579
Cascia PG 19 3217 17796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km E of Foligno (57155 inhabitants)
45 Km W of Teramo (54892 inhabitants)
53 Km NE of Terni (111501 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
74 Km E of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
91 Km W of Pescara (121014 inhabitants)
93 Km S of Ancona (100861 inhabitants)
94 Km NW of Chieti (51815 inhabitants)
98 Km NE of Guidonia Montecelio (88673 inhabitants)
100 Km E of Viterbo (67173 inhabitants)
100 Km NE of Tivoli (56533 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 1.8 2016-09-06
16:29:07
42.8128 13.2018 2 2016-09-06
16:34:30
Sala Sismica INGV-Roma 28428891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-06 16:29:07 ± 0.23
Latitude 42.8128 ± 0.0054
Longitude 13.2018 ± 0.0123
Depth (km) 2 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 28428891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 802
Semi-minor axis of confidence ellipse (meter) 667
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 84
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 195
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.21494
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 28428891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-06 16:34:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VCEL.EHZ. 2016-09-06T16:29:30.99 3.0 undecidable manual S -0.41 0
IV.T1243.HHZ. 2016-09-06T16:29:16.13 0.6 undecidable manual S 123 23.8539 94 0.03 50
IV.CSP1.EHZ. 2016-09-06T16:29:14.62 3.0 positive manual P 0.72 0
IV.T1204.EHZ. 2016-09-06T16:29:14.99 3.0 undecidable manual S -0.01 0
IV.T1243.HHZ. 2016-09-06T16:29:12.77 0.1 undecidable manual P 123 23.8539 94 0.18 97
IV.T1215.EHZ. 2016-09-06T16:29:12.62 3.0 positive manual P -0.39 0
IV.T1299.EHZ. 2016-09-06T16:29:12.12 1.0 undecidable manual P 162 20.868 94 0.13 25
IV.MMO1.EHZ. 2016-09-06T16:29:12.68 0.6 undecidable manual S 47 13.9749 96 0 51
IV.T1202.EHZ. 2016-09-06T16:29:11.66 0.6 undecidable manual S 171 12.2766 97 -0.43 47
IV.T1244.EHZ. 2016-09-06T16:29:11.13 0.6 undecidable manual S 128 9.9789 99 -0.17 50
IV.T1244.EHZ. 2016-09-06T16:29:10.09 0.6 undecidable manual P 128 9.9789 99 0.27 49
IV.MMO1.EHZ. 2016-09-06T16:29:10.18 0.6 undecidable manual P 47 13.9749 96 -0.44 47
IV.T1202.EHZ. 2016-09-06T16:29:10.39 0.1 undecidable manual P 171 12.2766 97 0.12 100
IV.T1242.HHZ. 2016-09-06T16:29:08.76 0.6 undecidable manual S 6 1.7982 131 0.13 51
IV.T1242.HHZ. 2016-09-06T16:29:08.17 0.6 undecidable manual P 6 1.7982 131 -0.11 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.9 0.00043400000000000003 0.34 AML other m 2016-09-06T16:30:18.79
IV.CSP1.EHE. ML:2.0 0.000544 1.4 AML other m 2016-09-06T16:30:19.89
IV.MMO1.EHE. ML:1.9 0.0011365 0.14 AML other m 2016-09-06T16:30:14.63
IV.MMO1.EHN. ML:1.8 0.0008874999999999999 0.68 AML other m 2016-09-06T16:30:14.61
IV.T1244.HNN. ML:1.5 0.0006925 0.38 AML other m 2016-09-06T16:30:19.32
IV.T1244.HNE. ML:1.4 0.000435 1 AML other m 2016-09-06T16:30:18.19
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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