Earthquake with magnitude of ML 1.1 on date 30-09-2016 and time 01:25:56 (UTC) in region 7 km NW Arquata del Tronto (AP)

A magnitude ML 1.1 earthquake occured in region: 7 km NW Arquata del Tronto (AP), on

  • 30-09-2016 01:25:56 (UTC)
  • 30-09-2016 03:25:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8210, 13.2380 at 16 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 7 1178 1178
Montegallo AP 8 523 1701
Castelsantangelo sul Nera MC 11 281 1982
Montemonaco AP 12 604 2586
Norcia PG 12 4957 7543
Accumoli RI 14 667 8210
Acquasanta Terme AP 15 2916 11126
Ussita MC 16 444 11570
Montefortino FM 16 1178 12748
Visso MC 17 1107 13855
Preci PG 17 724 14579
Bolognola MC 19 142 14721

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km W of Teramo (54892 inhabitants)
46 Km E of Foligno (57155 inhabitants)
54 Km N of L'Aquila (69753 inhabitants)
56 Km NE of Terni (111501 inhabitants)
76 Km E of Perugia (166134 inhabitants)
82 Km W of Montesilvano (53738 inhabitants)
89 Km W of Pescara (121014 inhabitants)
92 Km S of Ancona (100861 inhabitants)
92 Km NW of Chieti (51815 inhabitants)
100 Km NE of Guidonia Montecelio (88673 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 1.1 2016-09-30
01:25:56
42.821 13.238 16 2016-09-30
01:35:08
Sala Sismica INGV-Roma 29691201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-30 01:25:56 ± 0.13
Latitude 42.8210 ± 0.0054
Longitude 13.2380 ± 0.0074
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 29691201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 626
Semi-minor axis of confidence ellipse (meter) 281
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 36
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34714
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 29691201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-30 01:35:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OFFI.HHZ. 2016-09-30T01:26:09.78 0.3 undecidable manual S 71 38.5281 100 0.88 56
IV.TERO.HHZ. 2016-09-30T01:26:08.24 0.6 undecidable manual S 126 37.0296 100 -0.27 46
IV.SNTG.HHZ. 2016-09-30T01:26:06.06 3.0 negative manual P -0.03 0
IV.CSP1.EHZ. 2016-09-30T01:26:06.85 0.1 undecidable manual S 355 30.1476 104 0.14 96
IV.FDMO.HHZ. 2016-09-30T01:26:05.87 0.1 undecidable manual S 333 26.8509 107 0.01 100
IV.OFFI.HHZ. 2016-09-30T01:26:04.36 0.1 undecidable manual P 71 38.5281 100 0.89 75
IV.T1243.HHZ. 2016-09-30T01:26:04.54 0.1 undecidable manual S 129 21.9669 112 -0.1 99
IV.T1216.EHZ. 2016-09-30T01:26:03.82 0.3 undecidable manual S 294 19.3695 116 -0.19 73
XO.AM05.EHZ. 2016-09-30T01:26:03.69 0.1 undecidable manual S 28 19.6692 116 -0.39 93
IV.RM33.EHZ. 2016-09-30T01:26:03.25 0.6 positive manual P 183 34.6431 101 0.36 45
IV.T1204.EHZ. 2016-09-30T01:26:03.40 0.3 undecidable manual S 158 17.2716 120 -0.12 74
IV.TERO.HHZ. 2016-09-30T01:26:02.94 0.1 undecidable manual P 126 37.0296 100 -0.31 92
IV.CSP1.EHZ. 2016-09-30T01:26:02.09 0.1 undecidable manual P 355 30.1476 104 -0.12 96
IV.MC2.EHZ. 2016-09-30T01:26:02.31 0.1 undecidable manual S 338 10.7781 138 0.15 99
IV.LNSS.HHZ. 2016-09-30T01:26:02.35 0.1 undecidable manual P 214 29.0487 105 0.3 93
IV.NRCA.HHZ. 2016-09-30T01:26:02.41 0.1 undecidable manual S 278 10.1787 140 0.36 95
IV.FDMO.HHZ. 2016-09-30T01:26:01.66 0.1 undecidable manual P 333 26.8509 107 -0.06 98
IV.T1242.HHZ. 2016-09-30T01:26:01.35 0.1 undecidable manual S 289 2.8971 167 0.18 100
IV.MMO1.EHZ. 2016-09-30T01:26:01.69 0.1 undecidable manual S 40 11.2776 136 -0.56 90
IV.T1204.EHZ. 2016-09-30T01:26:00.58 0.1 undecidable manual P 158 17.2716 120 0.21 97
IV.T1216.EHZ. 2016-09-30T01:26:00.14 0.1 undecidable manual P 294 19.3695 116 -0.51 90
XO.AM05.EHZ. 2016-09-30T01:26:00.60 0.1 undecidable manual P 28 19.6692 116 -0.09 99
IV.T1217.EHZ. 2016-09-30T01:26:00.85 0.1 undecidable manual P 244 27.75 106 -1 73
IV.T1243.HHZ. 2016-09-30T01:26:00.86 0.1 undecidable manual P 129 21.9669 112 -0.15 97
IV.NRCA.HHZ. 2016-09-30T01:25:59.80 0.1 undecidable manual P 278 10.1787 140 0.28 97
IV.T1242.HHZ. 2016-09-30T01:25:59.21 0.1 undecidable manual P 289 2.8971 167 0.2 100
IV.MMO1.EHZ. 2016-09-30T01:25:59.50 0.1 undecidable manual P 40 11.2776 136 -0.14 99
IV.MC2.EHZ. 2016-09-30T01:25:59.82 0.1 undecidable manual P 338 10.7781 138 0.24 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XO.AM05.EHN. ML:1.5 0.00020050000000000002 0.98 AML other m 2016-09-30T01:26:04.37
XO.AM05.EHE. ML:1.6 0.00023899999999999998 0.42 AML other m 2016-09-30T01:26:04.07
IV.CSP1.EHN. ML:1.0 0.000049999999999999935 1.58 AML other m 2016-09-30T01:26:05.90
IV.CSP1.EHE. ML:1.0 0.00005150000000000002 1.58 AML other m 2016-09-30T01:26:40.48
IV.FDMO.HHN. ML:0.9 0.0000407 0.18 AML other m 2016-09-30T01:26:40.29
IV.FDMO.HHE. ML:0.8 0.000034250000000000006 0.12 AML other m 2016-09-30T01:26:06.47
IV.NRCA.HHE. ML:1.2 0.000143 0.48 AML other m 2016-09-30T01:26:02.70
IV.NRCA.HHN. ML:1.2 0.00016499999999999997 0.62 AML other m 2016-09-30T01:26:03.03
IV.RM33.EHN. ML:1.1 0.0000524 0.26 AML other m 2016-09-30T01:26:08.75
IV.RM33.EHE. ML:1.1 0.000050350000000000004 0.16 AML other m 2016-09-30T01:26:09.08
IV.T1242.HHE. ML:1.0 0.00010515000000000001 0.24 AML other m 2016-09-30T01:26:01.41
IV.T1242.HHN. ML:1.1 0.00012790000000000002 0.32 AML other m 2016-09-30T01:26:01.58
IV.TERO.HHN. ML:1.1 0.00004380000000000001 0.44 AML other m 2016-09-30T01:26:09.30
IV.TERO.HHE. ML:1.2 0.000050799999999999995 0.08 AML other m 2016-09-30T01:26:09.27
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