Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 29-09-2016 and time 16:34:35 (Italy) in region 7 km W Montemonaco (AP)

A magnitude ML 1.1 earthquake occured in region: 7 km W Montemonaco (AP), on

  • 29-09-2016 14:34:35 (UTC)
  • 29-09-2016 16:34:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8930, 13.2480 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
Montemonaco AP 7 604 604
Castelsantangelo sul Nera MC 8 281 885
Montegallo AP 9 523 1408
Montefortino FM 10 1178 2586
Ussita MC 11 444 3030
Bolognola MC 12 142 3172
Amandola FM 13 3629 6801
Visso MC 14 1107 7908
Arquata del Tronto AP 14 1178 9086
Comunanza AP 15 3166 12252
Acquacanina MC 16 121 12373
Sarnano MC 17 3264 15637
Norcia PG 17 4957 20594
Preci PG 17 724 21318
Palmiano AP 17 196 21514
Fiastra MC 18 559 22073
Roccafluvione AP 19 2010 24083
Acquasanta Terme AP 19 2916 26999

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km E of Foligno (57155 inhabitants)
45 Km NW of Teramo (54892 inhabitants)
61 Km NE of Terni (111501 inhabitants)
61 Km N of L'Aquila (69753 inhabitants)
74 Km E of Perugia (166134 inhabitants)
84 Km S of Ancona (100861 inhabitants)
85 Km NW of Montesilvano (53738 inhabitants)
92 Km NW of Pescara (121014 inhabitants)
96 Km NW of Chieti (51815 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 2016-09-29
14:34:35		 42.8927 13.2478 10 2016-09-29
14:43:17		 Sala Sismica INGV-Roma 29676431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-29 14:34:35 ± 0.05
Latitude 42.8927 ± 0.0018
Longitude 13.2478 ± 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 29676431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 235
Semi-minor axis of confidence ellipse (meter) 197
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 63
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32735
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 29676431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-29 14:43:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.HHZ. 2016-09-29T14:34:48.10 0.3 undecidable manual S 208 36.3414 50 0.13 70
IV.T1215.EHZ. 2016-09-29T14:34:46.82 0.3 undecidable manual S 252 32.4453 50 -0.12 71
IV.T1243.HHZ. 2016-09-29T14:34:45.04 0.3 undecidable manual S 143 27.1506 109 -0.41 67
IV.CSP1.EHZ. 2016-09-29T14:34:44.00 0.1 undecidable manual S 351 22.3554 113 0.11 96
IV.T1204.EHZ. 2016-09-29T14:34:44.59 0.3 undecidable manual S 167 24.6531 111 -0.03 73
IV.TERO.HHZ. 2016-09-29T14:34:43.99 3.0 undecidable manual S 0.68 0
IV.FDMO.HHZ. 2016-09-29T14:34:43.19 0.1 undecidable manual S 321 20.6682 115 -0.14 96
IV.T1202.EHZ. 2016-09-29T14:34:43.97 0.3 undecidable manual S 185 21.0678 114 0.5 66
IV.T1216.EHZ. 2016-09-29T14:34:42.69 0.3 undecidable manual S 269 18.5703 117 -0.01 74
IV.LNSS.HHZ. 2016-09-29T14:34:42.72 0.3 undecidable manual P 208 36.3414 50 0.04 71
IV.T1215.EHZ. 2016-09-29T14:34:41.84 0.1 undecidable manual P 252 32.4453 50 -0.25 92
IV.T1241.HHZ. 2016-09-29T14:34:41.75 0.1 undecidable manual S 105 15.4734 121 0.01 99
IV.T1243.HHZ. 2016-09-29T14:34:41.04 0.3 undecidable manual P 143 27.1506 109 -0.18 70
IV.T1204.EHZ. 2016-09-29T14:34:40.72 0.3 undecidable manual P 167 24.6531 111 -0.03 73
IV.CSP1.EHZ. 2016-09-29T14:34:40.38 0.1 undecidable manual P 351 22.3554 113 0.05 97
IV.T1202.EHZ. 2016-09-29T14:34:40.24 0.1 undecidable manual P 185 21.0678 114 0.16 95
IV.T1242.HHZ. 2016-09-29T14:34:39.58 0.1 undecidable manual S 207 7.881 140 -0.15 98
IV.T1216.EHZ. 2016-09-29T14:34:39.65 0.1 positive manual P 269 18.5703 117 0.01 99
IV.FDMO.HHZ. 2016-09-29T14:34:39.95 0.1 undecidable manual P 321 20.6682 115 -0.05 97
IV.MMO1.EHZ. 2016-09-29T14:34:39.19 0.1 undecidable manual S 83 6.4935 146 -0.24 96
IV.T1241.HHZ. 2016-09-29T14:34:39.22 0.1 undecidable manual P 105 15.4734 121 0.14 97
XO.AM05.EHZ. 2016-09-29T14:34:38.89 0.1 undecidable manual P 42 12.6762 127 0.26 94
IV.T1242.HHZ. 2016-09-29T14:34:38.01 0.1 positive manual P 207 7.881 140 0.09 99
IV.NRCA.HHZ. 2016-09-29T14:34:38.66 0.1 positive manual P 239 12.6762 127 0.03 99
IV.MMO1.EHZ. 2016-09-29T14:34:37.79 0.1 undecidable manual P 83 6.4935 146 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.1 0.00010109999999999999 0.12 AML other m 2016-09-29T14:34:43.46
IV.FDMO.HHE. ML:1.1 0.00008565000000000001 0.26 AML other m 2016-09-29T14:34:43.49
IV.NRCA.HHE. ML:1.3 0.000245 0.48 AML other m 2016-09-29T14:34:41.03
IV.NRCA.HHN. ML:1.3 0.00020250000000000002 0.66 AML other m 2016-09-29T14:34:41.11
IV.T1241.HHN. ML:0.8 0.0000605 0.16 AML other m 2016-09-29T14:34:41.95
IV.T1241.HHE. ML:0.9 0.00007155 0.12 AML other m 2016-09-29T14:34:41.97
IV.T1242.HHE. ML:0.9 0.00011399999999999999 0.28 AML other m 2016-09-29T14:34:39.58
IV.T1242.HHN. ML:1.3 0.000287 0.52 AML other m 2016-09-29T14:34:39.98
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download