Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 26-09-2016 and time 10:38:34 (Italy) in region 6 km W Montegallo (AP)

A magnitude ML 1.4 earthquake occured in region: 6 km W Montegallo (AP), on

  • 26-09-2016 08:38:34 (UTC)
  • 26-09-2016 10:38:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8250, 13.2640 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
Montegallo AP 6 523 523
Arquata del Tronto AP 6 1178 1701
Montemonaco AP 10 604 2305
Castelsantangelo sul Nera MC 12 281 2586
Acquasanta Terme AP 13 2916 5502
Norcia PG 14 4957 10459
Accumoli RI 14 667 11126
Montefortino FM 15 1178 12304
Ussita MC 17 444 12748
Roccafluvione AP 18 2010 14758
Palmiano AP 18 196 14954
Visso MC 19 1107 16061
Amandola FM 19 3629 19690
Bolognola MC 19 142 19832
Preci PG 19 724 20556
Comunanza AP 19 3166 23722
Venarotta AP 20 2066 25788

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
48 Km E of Foligno (57155 inhabitants)
54 Km N of L'Aquila (69753 inhabitants)
58 Km NE of Terni (111501 inhabitants)
78 Km E of Perugia (166134 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
87 Km W of Pescara (121014 inhabitants)
91 Km S of Ancona (100861 inhabitants)
91 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 1.4 2016-09-26
08:38:34		 42.8252 13.264 9 2016-09-26
08:47:52		 Sala Sismica INGV-Roma 29549801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-26 08:38:34 ± 0.05
Latitude 42.8252 ± 0.0027
Longitude 13.2640 ± 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 29549801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 369
Semi-minor axis of confidence ellipse (meter) 109
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32106
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 29549801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-26 08:47:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HNZ. 2016-09-26T08:38:50.22 3.0 undecidable manual P 1.77 0
IV.CAMP.HHZ. 2016-09-26T08:38:46.24 0.3 undecidable manual S 160 34.2435 50 -0.06 71
IV.TERO.HHZ. 2016-09-26T08:38:46.72 0.1 undecidable manual S 129 35.6421 50 0.03 96
IV.LNSS.HHZ. 2016-09-26T08:38:45.43 0.3 undecidable manual S 217 30.6471 50 0.07 72
IV.CSP1.EHZ. 2016-09-26T08:38:45.43 0.3 undecidable manual S 351 29.9478 50 0.25 69
IV.T1215.EHZ. 2016-09-26T08:38:45.98 0.3 undecidable manual S 266 32.2455 50 0.19 70
IV.FDMO.HHZ. 2016-09-26T08:38:44.80 0.3 undecidable manual S 329 27.4503 109 0.39 67
IV.T1243.HHZ. 2016-09-26T08:38:42.29 0.3 undecidable manual S 133 20.6682 114 0.07 73
IV.T1216.EHZ. 2016-09-26T08:38:42.65 0.3 undecidable manual S 290 21.1677 114 0.27 70
IV.SMA1.EHZ. 2016-09-26T08:38:42.69 0.3 undecidable manual S 165 22.3554 113 -0.05 73
IV.CESI.HHZ. 2016-09-26T08:38:41.60 0.3 undecidable manual P 304 35.3424 50 0.17 70
IV.TERO.HHZ. 2016-09-26T08:38:41.20 0.1 undecidable manual P 129 35.6421 50 -0.27 91
IV.RM33.EHZ. 2016-09-26T08:38:41.46 0.3 undecidable manual P 187 35.3424 50 0.05 71
IV.T1204.EHZ. 2016-09-26T08:38:41.55 0.3 undecidable manual S 165 17.0718 119 0.46 68
IV.T1215.EHZ. 2016-09-26T08:38:40.87 0.1 undecidable manual P 266 32.2455 50 -0.08 95
IV.FDMO.HHZ. 2016-09-26T08:38:40.00 0.1 undecidable manual P 329 27.4503 109 -0.15 94
IV.T1217.EHZ. 2016-09-26T08:38:40.90 3.0 undecidable manual P 0.43 0
IV.LNSS.HHZ. 2016-09-26T08:38:40.55 0.1 undecidable manual P 217 30.6471 50 -0.15 94
IV.T1202.EHZ. 2016-09-26T08:38:40.71 0.3 undecidable manual S 193 13.875 124 0.58 65
IV.CSP1.EHZ. 2016-09-26T08:38:40.56 0.3 undecidable manual P 351 29.9478 50 -0.04 72
IV.CAMP.HHZ. 2016-09-26T08:38:40.89 0.3 undecidable manual P 160 34.2435 50 -0.35 67
IV.SMA1.EHZ. 2016-09-26T08:38:39.08 0.3 undecidable manual P 165 22.3554 113 -0.11 72
IV.NRCA.HHZ. 2016-09-26T08:38:39.44 0.1 undecidable manual S 274 12.1767 127 -0.23 95
IV.T1216.EHZ. 2016-09-26T08:38:39.07 0.3 undecidable manual P 290 21.1677 114 0.09 73
IV.MMO1.EHZ. 2016-09-26T08:38:39.27 0.3 undecidable manual S 32 9.6792 134 0.26 71
IV.T1204.EHZ. 2016-09-26T08:38:38.28 0.1 undecidable manual P 165 17.0718 119 0.04 98
IV.T1243.HHZ. 2016-09-26T08:38:38.77 0.1 undecidable manual P 133 20.6682 114 -0.12 96
IV.T1202.EHZ. 2016-09-26T08:38:37.86 0.1 undecidable manual P 193 13.875 124 0.18 96
IV.NRCA.HHZ. 2016-09-26T08:38:37.32 0.1 undecidable manual P 274 12.1767 127 -0.09 98
IV.T1241.HHZ. 2016-09-26T08:38:37.83 0.1 undecidable manual P 76 14.0748 124 0.12 97
IV.MC2.EHZ. 2016-09-26T08:38:37.27 0.1 undecidable manual P 328 11.3775 129 -0.01 100
IV.T1242.HHZ. 2016-09-26T08:38:37.49 0.3 undecidable manual S 275 4.8951 152 -0.5 68
IV.MMO1.EHZ. 2016-09-26T08:38:36.88 0.1 undecidable manual P 32 9.6792 134 -0.15 97
IV.T1242.HHZ. 2016-09-26T08:38:36.08 0.1 undecidable manual P 275 4.8951 152 -0.37 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHN. ML:1.3 0.00008635000000000001 1.56 AML other m 2016-09-26T08:38:46.48
IV.CAMP.HHE. ML:1.2 0.00007654999999999999 0.58 AML other m 2016-09-26T08:38:46.40
IV.CESI.HHN. ML:1.3 0.0000828 1.4 AML other m 2016-09-26T08:38:47.73
IV.CESI.HHE. ML:1.2 0.0000586 0.46 AML other m 2016-09-26T08:38:50.55
IV.FDMO.HHN. ML:1.2 0.00007595 0.2 AML other m 2016-09-26T08:38:45.61
IV.FDMO.HHE. ML:1.0 0.0000615 0.22 AML other m 2016-09-26T08:38:47.33
IV.LNSS.HHE. ML:1.5 0.000145 1.18 AML other m 2016-09-26T08:38:46.52
IV.LNSS.HHN. ML:1.5 0.000144 0.32 AML other m 2016-09-26T08:38:46.46
IV.NRCA.HHE. ML:1.8 0.00075 0.7 AML other m 2016-09-26T08:38:39.87
IV.NRCA.HHN. ML:1.6 0.0005225 0.8 AML other m 2016-09-26T08:38:41.21
IV.RM33.EHN. ML:1.2 0.0000653 0.96 AML other m 2016-09-26T08:38:49.48
IV.RM33.EHE. ML:1.2 0.000058049999999999995 0.72 AML other m 2016-09-26T08:38:48.56
IV.SMA1.EHN. ML:1.4 0.000171 0.8 AML other m 2016-09-26T08:38:43.03
IV.SMA1.EHE. ML:1.4 0.000161 0.72 AML other m 2016-09-26T08:38:43.21
IV.T1241.HHN. ML:1.3 0.000223 1 AML other m 2016-09-26T08:38:43.75
IV.T1241.HHE. ML:1.4 0.000254 0.64 AML other m 2016-09-26T08:38:43.60
IV.TERO.HHN. ML:1.7 0.000184 0.48 AML other m 2016-09-26T08:38:46.91
IV.TERO.HHE. ML:1.6 0.000141 0.28 AML other m 2016-09-26T08:38:47.15
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