Earthquake with magnitude of ML 1.6 on date 17-08-2016 and time 09:43:10 (Italy) in region 3 km SW Folignano (AP)

A magnitude ML 1.6 earthquake occured in region: 3 km SW Folignano (AP), on

  • 17-08-2016 07:43:10 (UTC)
  • 17-08-2016 09:43:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7970, 13.6160 at 23 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
Folignano AP 3 9241 9241
Civitella del Tronto TE 5 5116 14357
Ascoli Piceno AP 7 49407 63764
Maltignano AP 7 2401 66165
Sant'Egidio alla Vibrata TE 9 9811 75976
Campli TE 10 7209 83185
Ancarano TE 11 1857 85042
Castel di Lama AP 11 8634 93676
Valle Castellana TE 12 977 94653
Appignano del Tronto AP 12 1785 96438
Torano Nuovo TE 14 1611 98049
Roccafluvione AP 14 2010 100059
Venarotta AP 14 2066 102125
Colli del Tronto AP 14 3668 105793
Rocca Santa Maria TE 14 537 106330
Castorano AP 15 2380 108710
Sant'Omero TE 15 5243 113953
Torricella Sicura TE 16 2641 116594
Castignano AP 16 2796 119390
Spinetoli AP 17 7215 126605
Bellante TE 17 7152 133757
Nereto TE 17 5242 138999
Offida AP 17 5058 144057
Teramo TE 17 54892 198949
Acquasanta Terme AP 17 2916 201865
Palmiano AP 17 196 202061
Controguerra TE 18 2436 204497
Corropoli TE 18 5045 209542
Monsampolo del Tronto AP 18 4611 214153
Rotella AP 18 906 215059
Montedinove AP 20 488 215547

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of Teramo (54892 inhabitants)
53 Km NE of L'Aquila (69753 inhabitants)
54 Km NW of Montesilvano (53738 inhabitants)
61 Km NW of Pescara (121014 inhabitants)
67 Km NW of Chieti (51815 inhabitants)
76 Km E of Foligno (57155 inhabitants)
83 Km E of Terni (111501 inhabitants)
92 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 1.6 2016-08-17
07:43:10
42.7968 13.6165 23 2016-11-08
11:54:00
Bollettino Sismico Italiano INGV 26942461
Reviewed
Rev100
ML 1.7 2016-08-17
07:43:10
42.7867 13.6187 24 2016-08-17
07:50:50
Sala Sismica INGV-Roma 26860141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-08-17 07:43:10 ± 0.21
Latitude 42.7968 ± 0.0054
Longitude 13.6165 ± 0.0086
Depth (km) 23 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 26942461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 648
Semi-minor axis of confidence ellipse (meter) 387
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 275
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.14749
Epicentral distance of station farthest from the epicenter (degree) 0.57916
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 26860141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-08-17 07:50:50

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 11
Type of magnitude ML
Reference to an origin 26942461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-08-23 07:50:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2016-08-17T07:43:27.01 0.6 undecidable manual S 302 50.5161 107 0.38 46
IV.LNSS.HHZ. 2016-08-17T07:43:27.90 0.3 undecidable manual S 246 51.7038 107 0.99 55
IV.VCEL.EHZ. 2016-08-17T07:43:26.78 0.3 undecidable manual S 158 48.2184 108 0.74 58
IV.RM33.EHZ. 2016-08-17T07:43:26.05 0.3 undecidable manual S 226 45.8208 110 0.63 64
IV.CSP1.EHZ. 2016-08-17T07:43:25.89 0.1 undecidable manual S 315 46.8198 109 0.22 96
IV.NRCA.HHZ. 2016-08-17T07:43:24.46 0.3 undecidable manual S 276 41.0256 112 0.21 72
IV.GIGS.HHZ. 2016-08-17T07:43:23.12 0.3 undecidable manual S 185 38.3283 114 -0.44 69
IV.CAMP.HHZ. 2016-08-17T07:43:22.41 0.3 undecidable manual S 210 33.5442 118 -0.01 75
IV.T0110.HHZ. 2016-08-17T07:43:21.90 0.3 undecidable manual P 168 64.2912 103 0.18 68
IV.TRTR.HHZ. 2016-08-17T07:43:21.06 0.1 undecidable manual S 87 24.2535 128 0.74 81
IV.SMA1.EHZ. 2016-08-17T07:43:21.33 0.1 undecidable manual S 231 29.4483 121 -0.14 98
IV.VCEL.EHZ. 2016-08-17T07:43:19.27 0.1 undecidable manual P 158 48.2184 108 -0.07 98
IV.FDMO.HHZ. 2016-08-17T07:43:19.55 0.3 undecidable manual P 302 50.5161 107 -0.12 71
IV.LNSS.HHZ. 2016-08-17T07:43:19.85 0.3 undecidable manual P 246 51.7038 107 0.01 73
IV.TERO.HHZ. 2016-08-17T07:43:18.85 0.1 undecidable manual S 183 19.3695 135 -0.49 94
IV.CSP1.EHZ. 2016-08-17T07:43:18.90 0.1 undecidable manual P 315 46.8198 109 -0.22 93
IV.NRCA.HHZ. 2016-08-17T07:43:18.15 0.1 undecidable manual P 276 41.0256 112 -0.15 96
IV.OFFI.HHZ. 2016-08-17T07:43:18.85 0.3 undecidable manual S 20 16.3725 140 0.05 77
IV.RM33.EHZ. 2016-08-17T07:43:18.98 0.1 undecidable manual P 226 45.8208 110 0 98
IV.CAMP.HHZ. 2016-08-17T07:43:17.08 0.1 positive manual P 210 33.5442 118 -0.17 98
IV.GIGS.HHZ. 2016-08-17T07:43:17.50 0.1 positive manual P 185 38.3283 114 -0.41 92
IV.TRTR.HHZ. 2016-08-17T07:43:16.09 0.1 undecidable manual P 87 24.2535 128 0.06 100
IV.SMA1.EHZ. 2016-08-17T07:43:16.52 0.1 positive manual P 231 29.4483 121 -0.17 98
IV.TERO.HHZ. 2016-08-17T07:43:15.10 0.1 undecidable manual P 183 19.3695 135 -0.37 96
IV.OFFI.HHZ. 2016-08-17T07:43:14.94 0.1 negative manual P 20 16.3725 140 -0.21 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHE. ML:1.2 0.00005215 0.18 AML other m 2016-08-17T07:43:22.52
IV.CAMP.HHN. ML:1.2 0.000060100000000000004 0.42 AML other m 2016-08-17T07:43:22.53
IV.FDMO.HHN. ML:1.2 0.0000382 0.38 AML other m 2016-08-17T07:43:27.33
IV.FDMO.HHE. ML:1.2 0.00003805 1.38 AML other m 2016-08-17T07:43:27.17
IV.GIGS.HHN. ML:1.0 0.000032099999999999994 0.48 AML other m 2016-08-17T07:43:23.28
IV.GIGS.HHE. ML:0.9 0.000025 0.22 AML other m 2016-08-17T07:43:24.27
IV.LNSS.HHE. ML:1.6 0.0000875 0.4 AML other m 2016-08-17T07:43:28.77
IV.LNSS.HHN. ML:1.6 0.00008735000000000001 1.16 AML other m 2016-08-17T07:43:28.81
IV.NRCA.HHE. ML:2.0 0.00026900000000000003 0.08 AML other m 2016-08-17T07:43:25.11
IV.NRCA.HHN. ML:2.1 0.0003675 0.12 AML other m 2016-08-17T07:43:25.11
IV.OFFI.HHN. ML:2.2 0.000818 0.58 AML other m 2016-08-17T07:43:19.06
IV.OFFI.HHE. ML:2.0 0.0006450000000000001 0.22 AML other m 2016-08-17T07:43:20.11
IV.RM33.EHE. ML:1.5 0.0000775 0.64 AML other m 2016-08-17T07:43:26.49
IV.RM33.EHN. ML:1.3 0.00005295 0.84 AML other m 2016-08-17T07:43:26.08
IV.SMA1.EHE. ML:1.8 0.00023649999999999998 1.36 AML other m 2016-08-17T07:43:21.70
IV.SMA1.EHN. ML:1.9 0.00028649999999999997 0.46 AML other m 2016-08-17T07:43:22.03
IV.T0110.HHN. ML:1.4 0.00004 0.42 AML other m 2016-08-17T07:43:38.19
IV.T0110.HHE. ML:1.4 0.00003825 1.16 AML other m 2016-08-17T07:43:38.73
IV.TERO.HHE. ML:2.1 0.0006765 0.06 AML other m 2016-08-17T07:43:19.04
IV.TERO.HHN. ML:1.9 0.000429 0.78 AML other m 2016-08-17T07:43:18.93
IV.TRTR.HHE. ML:2.0 0.000411 0.68 AML other m 2016-08-17T07:43:33.14
IV.TRTR.HHN. ML:2.0 0.00040149999999999995 0.84 AML other m 2016-08-17T07:43:33.54
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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