Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 29-08-2016 and time 12:40:29 (Italy) in region 6 km N Accumoli (RI)

A magnitude ML 2.3 earthquake occured in region: 6 km N Accumoli (RI), on

  • 29-08-2016 10:40:29 (UTC)
  • 29-08-2016 12:40:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7460, 13.2390 at 15 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.

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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 6 667 667
Arquata del Tronto AP 6 1178 1845
Norcia PG 13 4957 6802
Montegallo AP 13 523 7325
Amatrice RI 14 2657 9982
Acquasanta Terme AP 14 2916 12898
Cittareale RI 16 482 13380
Castelsantangelo sul Nera MC 18 281 13661
Cascia PG 19 3217 16878
Montemonaco AP 19 604 17482

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km W of Teramo (54892 inhabitants)
46 Km N of L'Aquila (69753 inhabitants)
50 Km E of Foligno (57155 inhabitants)
53 Km E of Terni (111501 inhabitants)
79 Km W of Montesilvano (53738 inhabitants)
80 Km SE of Perugia (166134 inhabitants)
86 Km W of Pescara (121014 inhabitants)
88 Km NW of Chieti (51815 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km NE of Tivoli (56533 inhabitants)
100 Km S of Ancona (100861 inhabitants)
100 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
Bulletin
Rev1000 		ML 2.3 2016-08-29
10:40:29		 42.7462 13.239 15 2019-07-19
13:24:14		 Bollettino Sismico Italiano INGV 64861151
Reviewed
Rev100 		ML 2.4 2016-08-29
10:40:29		 42.7442 13.2373 11 2016-08-29
10:50:13		 Sala Sismica INGV-Roma 27611131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-08-29 10:40:29 ± 0.04
Latitude 42.7462 ± 0.0018
Longitude 13.2390 ± 0.0024
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 64861151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 260
Semi-minor axis of confidence ellipse (meter) 33
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 235
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 48
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 58
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.02608
Epicentral distance of station farthest from the epicenter (degree) 0.98656
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 27611131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-08-29 10:50:13

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 64861151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-22 16:13:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0110.HHZ. 2016-08-29T10:40:52.30 0.6 undecidable manual S 142 72.2721 94 0.76 36
IV.SACS.HHZ. 2016-08-29T10:40:48.44 1.0 undecidable manual P 276 108.8133 92 0.48 19
IV.PIEI.HHZ. 2016-08-29T10:40:47.68 0.3 undecidable manual P 327 104.5176 92 0.38 58
IV.ASSB.HHZ. 2016-08-29T10:40:47.82 0.3 undecidable manual S 305 57.498 95 0.21 66
IV.CESX.HHZ. 2016-08-29T10:40:47.21 0.3 undecidable manual S 254 55.3002 95 0.17 67
IV.LPEL.HHZ. 2016-08-29T10:40:47.96 0.6 undecidable manual P 135 109.5126 92 -0.12 40
IV.FIAM.HHZ. 2016-08-29T10:40:46.83 0.3 undecidable manual S 191 54.0015 96 0.15 67
IV.MGAB.HHZ. 2016-08-29T10:40:46.39 0.3 undecidable manual P 282 93.5397 93 0.78 52
IV.INTR.HHZ. 2016-08-29T10:40:45.93 0.3 undecidable manual P 146 98.0241 93 -0.38 59
IV.ARRO.EHZ. 2016-08-29T10:40:43.61 0.3 undecidable manual S 245 42.8238 98 -0.11 68
IV.GIGS.HHZ. 2016-08-29T10:40:43.40 0.3 undecidable manual S 140 42.4242 98 -0.22 68
IV.CSP1.EHZ. 2016-08-29T10:40:42.77 0.3 undecidable manual S 356 38.4282 99 0.21 68
IV.CESI.HHZ. 2016-08-29T10:40:42.69 0.3 undecidable manual S 317 39.5271 98 -0.16 68
IV.T0110.HHZ. 2016-08-29T10:40:42.18 0.1 undecidable manual P 142 72.2721 94 -0.15 86
IV.EL6.EHZ. 2016-08-29T10:40:41.34 0.3 undecidable manual P 350 65.6898 94 0.02 67
IV.FDMO.HHZ. 2016-08-29T10:40:41.49 0.3 undecidable manual S 339 34.4433 100 -0.03 71
IV.VCEL.EHZ. 2016-08-29T10:40:41.08 0.1 undecidable manual P 128 62.7927 95 0.2 87
IV.SNTG.HHZ. 2016-08-29T10:40:40.50 0.3 undecidable manual P 337 61.3941 95 -0.17 66
IV.FAGN.HHZ. 2016-08-29T10:40:40.30 0.6 undecidable manual P 152 60.2952 95 -0.2 44
IV.TERO.HHZ. 2016-08-29T10:40:40.90 0.3 undecidable manual S 115 32.745 101 -0.17 70
IV.FEMA.HNE. 2016-08-29T10:40:39.86 0.6 undecidable manual S 327 28.4493 104 -0.09 47
IV.RM33.EHZ. 2016-08-29T10:40:39.45 0.3 undecidable manual S 184 26.3514 106 0.04 72
IV.FIAM.HHZ. 2016-08-29T10:40:39.45 0.1 undecidable manual P 191 54.0015 96 -0.08 90
IV.CAMP.HHZ. 2016-08-29T10:40:39.40 0.3 undecidable manual S 149 27.1506 105 -0.21 69
IV.ASSB.HHZ. 2016-08-29T10:40:39.80 0.1 undecidable manual P 305 57.498 95 -0.27 86
IV.CESX.HHZ. 2016-08-29T10:40:39.92 0.1 undecidable manual P 254 55.3002 95 0.18 89
IV.LNSS.HHZ. 2016-08-29T10:40:38.55 0.3 undecidable manual S 226 22.6551 110 0.08 72
IV.OFFI.HHZ. 2016-08-29T10:40:38.50 0.3 undecidable manual P 60 41.9247 98 0.81 55
IV.CESI.HHZ. 2016-08-29T10:40:37.19 0.1 undecidable manual P 317 39.5271 98 -0.13 92
IV.GIGS.HHZ. 2016-08-29T10:40:37.51 0.1 undecidable manual P 140 42.4242 98 -0.25 89
IV.MMO1.EHZ. 2016-08-29T10:40:37.35 0.3 undecidable manual S 23 18.4704 117 -0.07 73
IV.ARRO.EHZ. 2016-08-29T10:40:37.80 0.1 undecidable manual P 245 42.8238 98 -0.02 93
IV.T1243.HNZ. 2016-08-29T10:40:37.35 0.3 undecidable manual S 108 17.9709 117 0.05 72
IV.CSP1.EHZ. 2016-08-29T10:40:37.10 0.1 undecidable manual P 356 38.4282 99 -0.05 94
IV.MC2.EHZ. 2016-08-29T10:40:37.82 0.3 undecidable manual S 348 18.7701 116 0.31 68
IV.NRCA.HNZ. 2016-08-29T10:40:36.06 0.3 undecidable manual S 314 14.0748 127 -0.36 69
IV.TERO.HHZ. 2016-08-29T10:40:36.07 0.1 undecidable manual P 115 32.745 101 -0.22 92
IV.T1218.HNE. 2016-08-29T10:40:36.18 0.6 undecidable manual S 230 13.1757 129 -0.06 49
IV.FDMO.HHZ. 2016-08-29T10:40:36.36 0.1 undecidable manual P 339 34.4433 100 -0.19 92
IV.T1212.HNE. 2016-08-29T10:40:36.59 0.6 undecidable manual S 272 15.873 122 -0.23 47
IV.CAMP.HHZ. 2016-08-29T10:40:35.34 0.1 undecidable manual P 149 27.1506 105 -0.11 94
IV.T1201.HNN. 2016-08-29T10:40:35.85 0.6 undecidable manual S 174 9.879 139 0.24 47
IV.FEMA.HNE. 2016-08-29T10:40:35.55 0.1 undecidable manual P 327 28.4493 104 -0.09 95
IV.RM33.EHZ. 2016-08-29T10:40:35.32 0.1 undecidable manual P 184 26.3514 106 -0.01 96
IV.T1213.HNE. 2016-08-29T10:40:35.44 0.6 undecidable manual S 256 9.4794 140 -0.1 49
IV.T1204.EHZ. 2016-08-29T10:40:35.62 0.3 undecidable manual S 141 10.0788 139 -0.01 74
IV.T1243.HNZ. 2016-08-29T10:40:34.23 0.1 undecidable manual P 108 17.9709 117 0.11 95
IV.MC2.EHZ. 2016-08-29T10:40:34.32 0.1 undecidable manual P 348 18.7701 116 0.09 96
IV.LNSS.HHZ. 2016-08-29T10:40:34.81 0.1 positive manual P 226 22.6551 110 0.02 97
IV.T1214.HNE. 2016-08-29T10:40:34.71 0.6 undecidable manual S 301 2.8971 167 -0.04 50
IV.MMO1.EHZ. 2016-08-29T10:40:34.15 0.1 undecidable manual P 23 18.4704 117 -0.04 98
IV.T1212.HNE. 2016-08-29T10:40:33.77 0.1 undecidable manual P 272 15.873 122 -0.07 97
IV.T1213.HNE. 2016-08-29T10:40:33.10 0.1 undecidable manual P 256 9.4794 140 0 99
IV.T1204.EHZ. 2016-08-29T10:40:33.28 0.1 undecidable manual P 141 10.0788 139 0.13 97
IV.NRCA.HNZ. 2016-08-29T10:40:33.51 0.1 undecidable manual P 314 14.0748 127 -0.1 97
IV.T1201.HNN. 2016-08-29T10:40:33.38 0.1 undecidable manual P 174 9.879 139 0.24 95
IV.T1218.HNE. 2016-08-29T10:40:33.52 0.1 undecidable manual P 230 13.1757 129 0.02 99
IV.T1214.HNE. 2016-08-29T10:40:32.66 0.1 undecidable manual P 301 2.8971 167 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FAGN.HHE. ML:0.0 0.0005711046 0.32 AML other m 2016-08-29T10:40:51.05
IV.FAGN.HHN. ML:0.0 0.00068170945 0.2176 AML other m 2016-08-29T10:40:52.21
IV.NRCA.HNE. ML:3.0 0.0077503235000000005 0.1216 AML other m 2016-08-29T10:40:36.27
IV.NRCA.HNN. ML:2.8 0.0055173505000000005 0.1728 AML other m 2016-08-29T10:40:36.13
IV.NRCA.HHN. ML:2.9 0.006185104499999999 0.16 AML other m 2016-08-29T10:40:36.13
IV.NRCA.HHE. ML:3.0 0.008458864 0.1216 AML other m 2016-08-29T10:40:36.27
IV.MMO1.EHE. ML:2.7 0.0037453630000000003 0.1216 AML other m 2016-08-29T10:40:37.43
IV.MMO1.EHN. ML:2.6 0.0026232914999999996 0.1408 AML other m 2016-08-29T10:40:37.41
IV.T1243.HNE. ML:2.9 0.0060196535 0.1664 AML other m 2016-08-29T10:40:37.70
IV.T1243.HHN. ML:2.9 0.00602738 0.16 AML other m 2016-08-29T10:40:37.62
IV.T1243.HHE. ML:2.9 0.0059467365 0.16 AML other m 2016-08-29T10:40:37.69
IV.T1243.HNN. ML:2.9 0.005951225 0.16 AML other m 2016-08-29T10:40:37.71
IV.LNSS.HHE. ML:3.0 0.006640396 0.16 AML other m 2016-08-29T10:40:39.09
IV.LNSS.HHN. ML:3.0 0.0068810915 0.1792 AML other m 2016-08-29T10:40:38.83
IV.RM33.EHN. ML:2.4 0.0011534052000000002 0.2432 AML other m 2016-08-29T10:40:39.66
IV.RM33.HNN. ML:2.4 0.001201888 0.2304 AML other m 2016-08-29T10:40:39.54
IV.RM33.EHE. ML:2.5 0.0017365434999999999 0.16 AML other m 2016-08-29T10:40:40.55
IV.RM33.HNE. ML:2.6 0.0017983370000000001 0.1472 AML other m 2016-08-29T10:40:40.54
IV.CAMP.HHE. ML:2.1 0.00069644085 0.224 AML other m 2016-08-29T10:40:40.04
IV.CAMP.HHN. ML:2.4 0.00111222 0.32 AML other m 2016-08-29T10:40:39.76
IV.TERO.HHN. ML:2.6 0.001490437 0.0768 AML other m 2016-08-29T10:40:41.59
IV.TERO.HHE. ML:2.6 0.0015611275 0.1216 AML other m 2016-08-29T10:40:42.47
IV.TERO.HNN. ML:2.5 0.001230143625 0.0768 AML other m 2016-08-29T10:40:41.59
IV.TERO.HNE. ML:2.5 0.00136766585 0.1216 AML other m 2016-08-29T10:40:42.47
IV.FDMO.HHN. ML:2.3 0.0008212943500000001 0.1984 AML other m 2016-08-29T10:40:41.72
IV.FDMO.HHE. ML:2.2 0.0006006223500000001 0.1792 AML other m 2016-08-29T10:40:41.62
IV.CSP1.EHE. ML:2.2 0.0004950707 0.3776 AML other m 2016-08-29T10:40:44.24
IV.CSP1.EHN. ML:2.1 0.00047309829999999997 0.3776 AML other m 2016-08-29T10:40:49.35
IV.CESI.HHE. ML:2.3 0.00061259765 0.2816 AML other m 2016-08-29T10:40:43.18
IV.CESI.HHN. ML:2.5 0.00100012575 0.2432 AML other m 2016-08-29T10:40:43.29
IV.GIGS.HHE. ML:1.8 0.00020443105 0.1152 AML other m 2016-08-29T10:40:43.90
IV.GIGS.HHN. ML:1.8 0.00018734325000000003 0.0832 AML other m 2016-08-29T10:40:45.30
IV.ARRO.EHE. ML:2.5 0.0010135677000000002 0.2176 AML other m 2016-08-29T10:40:45.30
IV.ARRO.EHN. ML:2.4 0.00080920555 0.1408 AML other m 2016-08-29T10:40:44.27
IV.FIAM.HHN. ML:1.9 0.0001645184 0.3776 AML other m 2016-08-29T10:40:47.33
IV.FIAM.HHE. ML:1.9 0.0001995056 0.3776 AML other m 2016-08-29T10:40:49.86
IV.ASSB.HHN. ML:2.2 0.00031839125000000004 0.1792 AML other m 2016-08-29T10:40:49.99
IV.ASSB.HHE. ML:2.2 0.00034129045 0.2816 AML other m 2016-08-29T10:40:50.41
IV.CESX.HHN. ML:2.2 0.0003966785 0.32 AML other m 2016-08-29T10:40:50.17
IV.CESX.HHE. ML:2.2 0.000396399 0.3776 AML other m 2016-08-29T10:40:49.52
IV.SNTG.HHN. ML:1.8 0.00011345004 0.2432 AML other m 2016-08-29T10:40:53.75
IV.SNTG.HHE. ML:1.6 0.00008561273 0.3392 AML other m 2016-08-29T10:40:51.41
IV.VCEL.EHN. ML:2.6 0.00074959835 0.1792 AML other m 2016-08-29T10:40:51.79
IV.VCEL.EHE. ML:2.5 0.0006885027500000001 0.32 AML other m 2016-08-29T10:40:51.34
IV.EL6.EHN. ML:2.1 0.00022836055 0.3968 AML other m 2016-08-29T10:40:59.15
IV.EL6.EHE. ML:2.2 0.00025065410000000004 0.3392 AML other m 2016-08-29T10:40:54.90
IV.T0110.HHN. ML:2.4 0.0003969166 0.3392 AML other m 2016-08-29T10:40:55.04
IV.T0110.HHE. ML:2.4 0.00038788075 0.32 AML other m 2016-08-29T10:40:58.56
IV.INTR.HNN. ML:0.0 0.00000015635683 0.9408 AML other m 2016-08-29T10:41:09.19
IV.INTR.HHE. ML:2.0 0.00010673655 0.3776 AML other m 2016-08-29T10:41:10.62
IV.INTR.HHN. ML:2.2 0.0001587355 0.96 AML other m 2016-08-29T10:41:09.66
IV.INTR.HNE. ML:0.0 0.00000013388675000000003 0.64 AML other m 2016-08-29T10:41:12.22
IV.MGAB.HHE. ML:2.3 0.00022183855 0.64 AML other m 2016-08-29T10:41:06.88
IV.MGAB.HNE. ML:2.3 0.00020077163 0.2752 AML other m 2016-08-29T10:41:01.82
IV.MGAB.HNN. ML:2.3 0.0002225071 0.3968 AML other m 2016-08-29T10:41:04.99
IV.MGAB.HHN. ML:2.3 0.00023244385 0.3968 AML other m 2016-08-29T10:41:04.79
IV.PIEI.HHE. ML:1.7 0.00005145227 0.3584 AML other m 2016-08-29T10:41:07.79
IV.PIEI.HHN. ML:1.8 0.000055193560000000004 0.4608 AML other m 2016-08-29T10:41:09.49
IV.LPEL.HHN. ML:2.0 0.000085885085 0.1216 AML other m 2016-08-29T10:41:05.62
IV.LPEL.HHE. ML:2.1 0.00010996740999999999 0.3392 AML other m 2016-08-29T10:41:10.89
IV.SACS.HNE. ML:2.0 0.000084467005 0.8192 AML other m 2016-08-29T10:41:12.02
IV.SACS.HHN. ML:2.0 0.00008804287 0.8 AML other m 2016-08-29T10:41:15.42
IV.SACS.HNN. ML:2.0 0.00009269490499999999 0.6208 AML other m 2016-08-29T10:41:14.02
IV.SACS.HHE. ML:1.9 0.00007330051999999999 0.3584 AML other m 2016-08-29T10:41:07.45
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
Waveforms Seismic signals in miniseed + resp format Download