Earthquake with magnitude of ML 0.2 on date 13-09-2016 and time 02:32:38 (Italy) in region 8 km NW Arquata del Tronto (AP)

A magnitude ML 0.2 earthquake occured in region: 8 km NW Arquata del Tronto (AP), on

  • 13-09-2016 00:32:38 (UTC)
  • 13-09-2016 02:32:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.81, 13.22 at 8 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 8 1178 1178
Norcia PG 10 4957 6135
Montegallo AP 10 523 6658
Castelsantangelo sul Nera MC 11 281 6939
Accumoli RI 13 667 7606
Montemonaco AP 14 604 8210
Preci PG 16 724 8934
Ussita MC 16 444 9378
Acquasanta Terme AP 17 2916 12294
Visso MC 17 1107 13401
Montefortino FM 18 1178 14579
Cascia PG 19 3217 17796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km W of Teramo (54892 inhabitants)
45 Km E of Foligno (57155 inhabitants)
53 Km N of L'Aquila (69753 inhabitants)
54 Km NE of Terni (111501 inhabitants)
75 Km E of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
90 Km W of Pescara (121014 inhabitants)
93 Km S of Ancona (100861 inhabitants)
93 Km NW of Chieti (51815 inhabitants)
99 Km NE of Guidonia Montecelio (88673 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
Rev 1000 ML 0.2 2016-09-13
00:32:38
42.81 13.21 8 2019-07-19
13:23:13
Bollettino Sismico Italiano INGV 39771581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-13 00:32:38 ± 0.15
Latitude 42.81 ± 0.01
Longitude 13.21 ± 0.01
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 39771581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 654
Semi-minor axis of confidence ellipse (meter) 622
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 357
Circular confidence region, given by single value of horizontal uncertainty (meter) 650
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.34174
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.2

Field Value
Value 0.2
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 39771581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-01-25 17:28:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.T1215.EHZ. 2016-09-13T00:32:48.82 0.3 undecidable manual S 268 0.2545 106 -0.12 71
IV.TERO.HHZ. 2016-09-13T00:32:46.01 0.1 undecidable manual P 123 0.3417 50 -0.36 89
IV.T1243.HHZ. 2016-09-13T00:32:46.70 0.3 undecidable manual S 124 0.2059 110 -0.46 67
IV.T1241.HHZ. 2016-09-13T00:32:45.60 0.1 undecidable manual S 74 0.1655 114 -0.11 97
IV.T1215.EHZ. 2016-09-13T00:32:44.72 0.1 undecidable manual P 268 0.2545 106 0.09 96
IV.MMO1.EHZ. 2016-09-13T00:32:44.20 0.1 undecidable manual S 43 0.1205 122 0 100
IV.APEC.HHZ. 2016-09-13T00:32:43.63 3.0 undecidable manual P -0.06 0
IV.T1241.HHZ. 2016-09-13T00:32:43.00 0.1 undecidable manual P 74 0.1655 114 0.24 95
IV.T1243.HHZ. 2016-09-13T00:32:43.70 1.0 undecidable manual P 124 0.2059 110 0.1 24
IV.T1204.EHZ. 2016-09-13T00:32:42.96 1.0 negative manual P 151 0.1538 116 0.42 23
IV.MMO1.EHZ. 2016-09-13T00:32:42.12 0.1 undecidable manual P 43 0.1205 122 0.22 96
IV.T1202.EHZ. 2016-09-13T00:32:42.21 0.1 undecidable manual P 176 0.107 125 0.57 88
IV.T1216.EHZ. 2016-09-13T00:32:42.29 0.1 undecidable manual P 299 0.1646 114 -0.46 90
IV.MC2.EHZ. 2016-09-13T00:32:41.89 0.1 undecidable manual P 349 0.1025 126 0.33 94
IV.T1242.HHZ. 2016-09-13T00:32:41.30 0.1 undecidable manual S 338 0.0207 165 -0.4 94
IV.T1242.HHZ. 2016-09-13T00:32:40.60 0.1 undecidable manual P 338 0.0207 165 0.15 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T1241.HHE. ML:0.2 1.471058E-5 0.32 AML other m 2016-09-13T00:32:46.37
IV.T1241.HHN. ML:0.1 8.5754575E-6 0.4 AML other m 2016-09-13T00:32:47.09
IV.T1242.HHN. ML:1.6 0.0006855 0.08 AML other m 2016-09-13T00:32:41.64
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download