Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 29-08-2016 and time 15:15:36 (UTC) in region 8 km NW Accumoli (RI)

A magnitude ML 2.0 earthquake occured in region: 8 km NW Accumoli (RI), on

  • 29-08-2016 15:15:36 (UTC)
  • 29-08-2016 17:15:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7480, 13.1830 at 10 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Accumoli RI 8 667 667
Norcia PG 9 4957 5624
Arquata del Tronto AP 10 1178 6802
Cascia PG 14 3217 10019
Cittareale RI 15 482 10501
Amatrice RI 16 2657 13158
Montegallo AP 16 523 13681
Castelsantangelo sul Nera MC 17 281 13962
Acquasanta Terme AP 19 2916 16878
Preci PG 19 724 17602

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Teramo (54892 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
47 Km NW of L'Aquila (69753 inhabitants)
48 Km E of Terni (111501 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
90 Km W of Pescara (121014 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km W of Chieti (51815 inhabitants)
93 Km NE of Tivoli (56533 inhabitants)
96 Km E of Viterbo (67173 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 2.0 2016-08-29
15:15:36		 42.7477 13.183 10 2016-08-29
15:20:43		 Sala Sismica INGV-Roma 27626601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-08-29 15:15:36 ± 0.04
Latitude 42.7477 ± 0.0027
Longitude 13.1830 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 27626601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 294
Semi-minor axis of confidence ellipse (meter) 249
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
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 57
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.59895
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 22
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 27626601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-08-29 15:20:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2016-08-29T15:16:08.99 3.0 undecidable manual S 0.37 0
IV.VCEL.EHZ. 2016-08-29T15:15:58.30 3.0 undecidable manual S 126 66.4779 50 1.58 0
IV.EL6.EHZ. 2016-08-29T15:15:57.99 3.0 undecidable manual S 64.8906 0.38 0
IV.FAGN.HHZ. 2016-08-29T15:15:56.99 3.0 undecidable manual S -0.08 0
IV.FSSB.HHZ. 2016-08-29T15:15:55.69 3.0 undecidable manual P 0.24 0
IV.ASSB.HHZ. 2016-08-29T15:15:53.40 0.1 undecidable manual S 308 53.7018 50 0.09 91
IV.CESX.HHZ. 2016-08-29T15:15:53.12 0.1 undecidable manual S 253 51.0156 50 0.53 82
IV.NARO.HHZ. 2016-08-29T15:15:53.95 3.0 undecidable manual P -1.18 0
IV.CERT.HHZ. 2016-08-29T15:15:51.92 3.0 undecidable manual P -0.22 0
IV.GIGS.HHZ. 2016-08-29T15:15:50.86 0.1 undecidable manual S 136 45.621 50 -0.29 88
IV.SRES.HHZ. 2016-08-29T15:15:50.63 3.0 undecidable manual P 0.39 0
IV.ARRO.EHZ. 2016-08-29T15:15:49.46 0.1 undecidable manual S 241 38.8278 50 0.12 93
IV.T0110.HHZ. 2016-08-29T15:15:49.28 3.0 positive manual P -0.53 0
IV.CSP1.EHZ. 2016-08-29T15:15:49.44 0.1 undecidable manual S 3 38.2284 50 0.27 90
IV.CING.HHZ. 2016-08-29T15:15:48.67 3.0 positive manual P -0.22 0
IV.ATCC.EHZ. 2016-08-29T15:15:48.08 3.0 negative manual P -0.03 0
IV.CESI.HHZ. 2016-08-29T15:15:48.78 0.1 undecidable manual S 322 36.4413 50 0.09 94
IV.TERO.HHZ. 2016-08-29T15:15:48.77 0.1 undecidable manual S 112 37.0296 50 -0.08 94
IV.VCEL.EHZ. 2016-08-29T15:15:48.45 0.6 negative manual P 126 66.4779 50 0.38 42
IV.FDMO.HHZ. 2016-08-29T15:15:47.96 0.1 undecidable manual S 346 32.9448 50 0.19 92
IV.EL6.EHZ. 2016-08-29T15:15:47.89 3.0 negative manual P 64.8906 -0.19 0
IV.SNTG.HHZ. 2016-08-29T15:15:46.98 3.0 negative manual P -0.19 0
IV.FOSV.EHZ. 2016-08-29T15:15:46.31 3.0 undecidable manual P -2.51 0
IV.RM33.EHZ. 2016-08-29T15:15:45.98 0.1 undecidable manual S 174 26.5512 50 -0.09 95
IV.OFFI.HHZ. 2016-08-29T15:15:45.72 0.1 positive manual P 63 45.8208 50 0.82 74
IV.ASSB.HHZ. 2016-08-29T15:15:45.96 0.6 negative manual P 308 53.7018 50 -0.14 45
IV.FIAM.HHZ. 2016-08-29T15:15:45.77 3.0 positive manual P -0.27 0
IV.CESX.HHZ. 2016-08-29T15:15:45.42 0.6 positive manual P 253 51.0156 50 -0.27 44
IV.MMO1.EHZ. 2016-08-29T15:15:44.37 0.3 undecidable manual S 35 20.4684 116 0.2 71
IV.T1243.HNZ. 2016-08-29T15:15:44.58 0.1 undecidable manual S 105 22.3554 114 -0.18 94
IV.GIGS.HHZ. 2016-08-29T15:15:44.42 0.6 positive manual P 136 45.621 50 -0.43 43
IV.T1241.HHZ. 2016-08-29T15:15:44.90 0.1 undecidable manual S 59 23.5542 113 -0.23 93
IV.CSP1.EHZ. 2016-08-29T15:15:43.53 0.3 positive manual P 3 38.2284 50 -0.19 69
IV.ARRO.EHZ. 2016-08-29T15:15:43.57 0.1 positive manual P 241 38.8278 50 -0.24 90
IV.MC2.EHZ. 2016-08-29T15:15:43.69 0.1 undecidable manual S 2 18.1707 119 0.24 94
IV.CESI.HHZ. 2016-08-29T15:15:43.27 0.1 undecidable manual P 322 36.4413 50 -0.17 92
IV.SMA1.EHZ. 2016-08-29T15:15:43.52 0.1 undecidable manual S 136 17.9709 119 0.13 96
IV.LNSS.HHZ. 2016-08-29T15:15:43.92 0.1 undecidable manual S 216 19.869 117 -0.04 97
IV.TERO.HHZ. 2016-08-29T15:15:43.16 0.1 positive manual P 112 37.0296 50 -0.37 88
IV.T1204.EHZ. 2016-08-29T15:15:42.14 0.1 undecidable manual S 126 13.4754 126 0.06 98
IV.FDMO.HHZ. 2016-08-29T15:15:42.64 0.1 undecidable manual P 346 32.9448 50 -0.27 91
IV.T1201.HNZ. 2016-08-29T15:15:41.92 0.1 undecidable manual S 151 11.4774 131 0.4 92
IV.T1241.HHZ. 2016-08-29T15:15:41.21 0.1 positive manual P 59 23.5542 113 -0.17 94
IV.RM33.EHZ. 2016-08-29T15:15:41.74 0.1 positive manual P 174 26.5512 50 -0.19 93
IV.T1244.HNZ. 2016-08-29T15:15:41.23 0.1 undecidable manual S 84 9.3795 137 0.22 96
IV.T1202.EHZ. 2016-08-29T15:15:40.17 0.1 undecidable manual S 145 5.994 149 -0.12 98
IV.SMA1.EHZ. 2016-08-29T15:15:40.43 0.1 undecidable manual P 136 17.9709 119 0.05 97
IV.LNSS.HHZ. 2016-08-29T15:15:40.65 0.1 positive manual P 216 19.869 117 -0.06 97
IV.NRCA.HNZ. 2016-08-29T15:15:40.85 0.1 undecidable manual S 330 11.0778 132 -0.57 87
IV.MMO1.EHZ. 2016-08-29T15:15:40.68 0.1 positive manual P 35 20.4684 116 -0.15 95
IV.T1243.HNZ. 2016-08-29T15:15:40.99 0.6 positive manual P 105 22.3554 114 -0.18 47
IV.MC2.EHZ. 2016-08-29T15:15:40.34 0.6 undecidable manual P 2 18.1707 119 -0.07 48
IV.T1201.HNZ. 2016-08-29T15:15:39.71 0.3 negative manual P 151 11.4774 131 0.41 69
IV.NRCA.HNZ. 2016-08-29T15:15:39.15 0.1 negative manual P 330 11.0778 132 -0.09 98
IV.T1204.EHZ. 2016-08-29T15:15:39.81 1.0 undecidable manual P 126 13.4754 126 0.19 24
IV.T1244.HNZ. 2016-08-29T15:15:39.24 0.1 positive manual P 84 9.3795 137 0.23 95
IV.T1202.EHZ. 2016-08-29T15:15:38.61 0.1 undecidable manual P 145 5.994 149 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHE. ML:1.8 0.000217 0.18 AML other m 2016-08-29T15:15:44.17
IV.ARRO.EHN. ML:1.7 0.0001785 0.12 AML other m 2016-08-29T15:15:51.55
IV.ASSB.HHE. ML:1.8 0.000168 0.16 AML other m 2016-08-29T15:15:55.10
IV.ASSB.HHN. ML:1.9 0.000179 0.56 AML other m 2016-08-29T15:15:55.58
IV.CERT.HHN. ML:1.5 0.000037199999999999996 0.9 AML other m 2016-08-29T15:16:08.49
IV.CERT.HHE. ML:1.8 0.0000765 0.34 AML other m 2016-08-29T15:16:09.60
IV.CESI.HHE. ML:1.8 0.000263 0.2 AML other m 2016-08-29T15:15:50.30
IV.CESI.HHN. ML:2.1 0.0004545 0.5 AML other m 2016-08-29T15:15:48.92
IV.CESX.HHE. ML:1.6 0.00009445 0.16 AML other m 2016-08-29T15:15:54.19
IV.CESX.HHN. ML:1.6 0.00010935 1.26 AML other m 2016-08-29T15:15:56.15
IV.CING.HHN. ML:1.7 0.00008385 0.14 AML other m 2016-08-29T15:16:01.44
IV.CING.HHE. ML:1.8 0.00010070000000000001 1.56 AML other m 2016-08-29T15:16:01.12
IV.FIAM.HHE. ML:1.7 0.000128 0.3 AML other m 2016-08-29T15:15:54.35
IV.FIAM.HHN. ML:1.6 0.0000859 1.26 AML other m 2016-08-29T15:16:02.49
IV.FSSB.HHE. ML:1.9 0.00007585 0.38 AML other m 2016-08-29T15:16:19.58
IV.FSSB.HHN. ML:1.9 0.0000767 0.38 AML other m 2016-08-29T15:16:21.17
IV.GIGS.HHE. ML:1.4 0.00007579999999999999 0.12 AML other m 2016-08-29T15:15:50.88
IV.GIGS.HHN. ML:1.3 0.00005495 1.22 AML other m 2016-08-29T15:15:53.23
IV.LNSS.HHN. ML:2.4 0.0018199999999999998 0.12 AML other m 2016-08-29T15:15:45.16
IV.LNSS.HHE. ML:2.4 0.0019199999999999998 0.16 AML other m 2016-08-29T15:15:44.48
IV.MMO1.EHE. ML:2.0 0.0007725 0.76 AML other m 2016-08-29T15:15:44.60
IV.MMO1.EHN. ML:1.9 0.0005725 1.34 AML other m 2016-08-29T15:15:45.16
IV.NRCA.HHN. ML:2.9 0.01027 0.1 AML other m 2016-08-29T15:15:41.47
IV.NRCA.HNN. ML:2.9 0.00926 0.1 AML other m 2016-08-29T15:15:41.42
IV.NRCA.HHE. ML:3.0 0.012649999999999998 0.14 AML other m 2016-08-29T15:15:41.17
IV.NRCA.HNE. ML:3.0 0.0116 0.14 AML other m 2016-08-29T15:15:41.03
IV.OFFI.HHN. ML:2.0 0.00032450000000000003 0.84 AML other m 2016-08-29T15:15:59.19
IV.OFFI.HHE. ML:2.0 0.0002585 0.4 AML other m 2016-08-29T15:15:55.66
IV.RM33.EHN. ML:2.0 0.0006234999999999999 0.3 AML other m 2016-08-29T15:15:46.70
IV.RM33.HNN. ML:2.0 0.0006315 1.52 AML other m 2016-08-29T15:15:46.69
IV.RM33.HNE. ML:2.0 0.000616 0.32 AML other m 2016-08-29T15:15:46.33
IV.RM33.EHE. ML:2.0 0.0006025000000000001 0.34 AML other m 2016-08-29T15:15:46.33
IV.SMA1.EHE. ML:2.0 0.0007635000000000001 1.58 AML other m 2016-08-29T15:15:46.33
IV.SMA1.EHN. ML:1.9 0.0006385000000000001 0.42 AML other m 2016-08-29T15:15:45.78
IV.SNTG.HHE. ML:1.5 0.000060049999999999996 0.54 AML other m 2016-08-29T15:15:56.94
IV.SNTG.HHN. ML:1.5 0.00005755 1.44 AML other m 2016-08-29T15:15:56.74
IV.SRES.HHE. ML:1.7 0.0000708 0.38 AML other m 2016-08-29T15:16:15.40
IV.SRES.HHN. ML:1.8 0.00009855 1.12 AML other m 2016-08-29T15:16:16.15
IV.T0110.HHE. ML:1.9 0.00011 1.44 AML other m 2016-08-29T15:16:08.70
IV.T0110.HHN. ML:1.9 0.000129 0.38 AML other m 2016-08-29T15:16:02.44
IV.T1202.EHE. ML:2.4 0.00456 0.22 AML other m 2016-08-29T15:15:40.35
IV.T1202.EHN. ML:2.6 0.007130000000000001 0.2 AML other m 2016-08-29T15:15:40.62
IV.T1241.HHN. ML:1.8 0.00039600000000000003 1.1 AML other m 2016-08-29T15:15:46.65
IV.T1241.HHE. ML:2.1 0.000839 0.2 AML other m 2016-08-29T15:15:45.18
IV.T1244.EHE. ML:2.4 0.0033650000000000004 0.14 AML other m 2016-08-29T15:15:41.43
IV.T1244.HNE. ML:2.4 0.0033799999999999998 0.14 AML other m 2016-08-29T15:15:41.43
IV.T1244.HNN. ML:2.3 0.00292 0.22 AML other m 2016-08-29T15:15:41.33
IV.T1244.EHN. ML:2.4 0.0029800000000000004 0.22 AML other m 2016-08-29T15:15:41.33
IV.TERO.HHE. ML:2.2 0.0005650000000000001 0.34 AML other m 2016-08-29T15:15:49.10
IV.TERO.HNE. ML:2.1 0.0004290000000000001 0.34 AML other m 2016-08-29T15:15:48.93
IV.TERO.HHN. ML:2.2 0.0006000000000000001 0.96 AML other m 2016-08-29T15:15:49.74
IV.TERO.HNN. ML:2.1 0.000524 0.34 AML other m 2016-08-29T15:15:49.74
IV.VCEL.EHN. ML:2.0 0.0001615 0.96 AML other m 2016-08-29T15:16:01.34
IV.VCEL.EHE. ML:2.0 0.000174 0.3 AML other m 2016-08-29T15:16:00.47
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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