Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 30-09-2016 and time 21:41:29 (Italy) in region 7 km W Montemonaco (AP)

A magnitude ML 1.5 earthquake occured in region: 7 km W Montemonaco (AP), on

  • 30-09-2016 19:41:29 (UTC)
  • 30-09-2016 21:41:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8970, 13.2460 at 9 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
Montefortino FM 9 1178 2063
Montegallo AP 9 523 2586
Ussita MC 10 444 3030
Bolognola MC 11 142 3172
Amandola FM 13 3629 6801
Visso MC 13 1107 7908
Arquata del Tronto AP 14 1178 9086
Comunanza AP 15 3166 12252
Acquacanina MC 16 121 12373
Sarnano MC 16 3264 15637
Preci PG 17 724 16361
Norcia PG 17 4957 21318
Fiastra MC 17 559 21877
Palmiano AP 17 196 22073
Roccafluvione AP 19 2010 24083
Acquasanta Terme AP 20 2916 26999

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km E of Foligno (57155 inhabitants)
46 Km NW of Teramo (54892 inhabitants)
62 Km NE of Terni (111501 inhabitants)
62 Km N of L'Aquila (69753 inhabitants)
74 Km E of Perugia (166134 inhabitants)
83 Km S of Ancona (100861 inhabitants)
85 Km NW of Montesilvano (53738 inhabitants)
93 Km NW of Pescara (121014 inhabitants)
97 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 1.5 2016-09-30
19:41:29		 42.8972 13.246 9 2016-09-30
19:48:30		 Sala Sismica INGV-Roma 29714941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-30 19:41:29 ± 0.04
Latitude 42.8972 ± 0.0027
Longitude 13.2460 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 29714941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 243
Semi-minor axis of confidence ellipse (meter) 198
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 173
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) 39
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.44426
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 24
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 29714941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-30 19:48:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARCI.HHZ. 2016-09-30T19:42:10.99 3.0 undecidable manual Sg -0.57 0
IV.LAV9.HHZ. 2016-09-30T19:41:45.38 3.0 positive manual Pn -7.08 0
IV.CESI.HHZ. 2016-09-30T19:41:39.93 0.1 undecidable manual S 293 30.1476 50 -0.05 95
IV.ATCC.EHZ. 2016-09-30T19:41:39.64 3.0 undecidable manual Pg -0.32 0
IV.T1243.HHZ. 2016-09-30T19:41:38.81 0.3 undecidable manual S 143 27.6501 109 -0.39 67
IV.EL6.EHZ. 2016-09-30T19:41:38.34 0.1 undecidable manual P 346 49.3173 50 0.02 92
IV.CSP1.EHZ. 2016-09-30T19:41:37.15 0.1 undecidable manual S 351 21.867 113 -0.17 94
IV.SNTG.HHZ. 2016-09-30T19:41:37.74 0.1 undecidable manual P 328 46.8198 50 -0.18 90
IV.GUMA.HHZ. 2016-09-30T19:41:37.06 0.1 undecidable manual S 21 19.7691 115 0.42 90
IV.RM33.EHN. 2016-09-30T19:41:37.87 0.3 undecidable manual P 183 43.1235 50 0.5 63
IV.LNSS.HHZ. 2016-09-30T19:41:36.32 0.1 undecidable manual P 207 36.741 50 -0.05 94
IV.T1216.EHZ. 2016-09-30T19:41:36.37 0.3 undecidable manual S 268 18.4704 117 0.12 72
IV.T1246.HHZ. 2016-09-30T19:41:36.71 0.3 undecidable manual P 150 40.2264 50 -0.2 68
IV.FDMO.HHZ. 2016-09-30T19:41:36.45 0.3 undecidable manual S 320 20.1687 115 -0.31 69
IV.TERO.HHZ. 2016-09-30T19:41:36.99 0.3 undecidable manual P 136 42.1245 50 -0.22 67
IV.OFFI.HHN. 2016-09-30T19:41:36.93 0.3 undecidable manual P 83 35.9418 50 0.67 60
IV.T1241.HHZ. 2016-09-30T19:41:35.32 0.1 undecidable manual S 107 15.6732 121 -0.09 97
IV.T1217.EHZ. 2016-09-30T19:41:35.62 0.1 undecidable manual P 231 32.8449 50 -0.16 93
IV.T1299.EHZ. 2016-09-30T19:41:35.25 0.1 undecidable manual P 174 29.3484 108 0.02 96
IV.CESI.HHZ. 2016-09-30T19:41:35.20 0.1 undecidable manual P 293 30.1476 50 -0.17 93
IV.T1215.EHZ. 2016-09-30T19:41:35.57 0.1 undecidable manual P 251 32.4453 50 -0.15 93
IV.T1243.HHZ. 2016-09-30T19:41:34.89 0.1 undecidable manual P 143 27.6501 109 -0.03 96
XO.AM05.EHZ. 2016-09-30T19:41:34.32 0.1 undecidable manual S 44 12.4764 127 -0.14 96
IV.NRCA.HHZ. 2016-09-30T19:41:34.62 0.1 undecidable manual S 237 12.7761 126 0.05 98
IV.FEMA.HNZ. 2016-09-30T19:41:33.10 0.3 undecidable manual P 294 17.4714 118 0.06 73
IV.GUMA.HHZ. 2016-09-30T19:41:33.74 0.1 undecidable manual P 21 19.7691 115 0.3 92
IV.T1242.HHZ. 2016-09-30T19:41:33.44 0.1 undecidable manual S 204 8.2806 138 0.05 99
IV.CSP1.EHZ. 2016-09-30T19:41:33.72 0.1 undecidable manual P 351 21.867 113 -0.11 95
IV.T1216.EHZ. 2016-09-30T19:41:33.28 0.1 undecidable manual P 268 18.4704 117 0.07 97
IV.T1202.EHZ. 2016-09-30T19:41:33.91 0.3 undecidable manual P 185 21.5673 113 0.14 71
IV.FDMO.HHZ. 2016-09-30T19:41:33.40 0.1 undecidable manual P 320 20.1687 115 -0.12 95
IV.MMO1.EHZ. 2016-09-30T19:41:32.65 0.1 undecidable manual S 88 6.5934 145 -0.38 93
IV.NRCA.HHZ. 2016-09-30T19:41:32.39 0.1 undecidable manual P 237 12.7761 126 0.15 96
IV.T1241.HHZ. 2016-09-30T19:41:32.75 0.1 undecidable manual P 107 15.6732 121 0.02 98
IV.MC2.EHZ. 2016-09-30T19:41:32.64 0.1 undecidable manual S 289 4.8951 152 -0.08 99
XO.AM05.EHZ. 2016-09-30T19:41:32.36 0.1 undecidable manual P 44 12.4764 127 0.18 96
IV.MC2.EHZ. 2016-09-30T19:41:31.32 0.1 undecidable manual P 289 4.8951 152 0.14 97
IV.MMO1.EHZ. 2016-09-30T19:41:31.35 0.1 undecidable manual P 88 6.5934 145 0 100
IV.T1242.HHZ. 2016-09-30T19:41:31.78 0.1 undecidable manual P 204 8.2806 138 0.22 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XO.AM05.EHE. ML:1.6 0.000541 0.1 AML other m 2016-09-30T19:41:34.53
XO.AM05.EHN. ML:1.6 0.0004275 0.9 AML other m 2016-09-30T19:41:34.40
IV.CSP1.EHE. ML:1.2 0.00009799999999999998 0.92 AML other m 2016-09-30T19:41:37.44
IV.CSP1.EHN. ML:1.3 0.000131 1.54 AML other m 2016-09-30T19:41:40.15
IV.FDMO.HHE. ML:1.5 0.000259 1.58 AML other m 2016-09-30T19:41:36.91
IV.FDMO.HHN. ML:1.6 0.00029049999999999996 0.14 AML other m 2016-09-30T19:41:36.86
IV.GUMA.HHE. ML:1.7 0.00035299999999999996 0.34 AML other m 2016-09-30T19:41:37.16
IV.GUMA.HHN. ML:1.6 0.00027800000000000004 0.48 AML other m 2016-09-30T19:41:37.75
IV.NRCA.HHN. ML:1.8 0.000783 0.14 AML other m 2016-09-30T19:41:35.22
IV.NRCA.HHE. ML:1.9 0.0008245 0.12 AML other m 2016-09-30T19:41:35.59
IV.T1241.HHE. ML:1.2 0.0001585 0.24 AML other m 2016-09-30T19:41:35.67
IV.T1241.HHN. ML:1.1 0.00010899999999999998 0.18 AML other m 2016-09-30T19:41:35.55
IV.T1242.HHE. ML:1.2 0.000265 0.86 AML other m 2016-09-30T19:41:33.97
IV.T1242.HHN. ML:1.6 0.0005845000000000001 0.52 AML other m 2016-09-30T19:41:33.67
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