Earthquake with magnitude of ML 1.2 on date 25-09-2016 and time 04:26:34 (Italy) in region 6 km W Montemonaco (AP)

A magnitude ML 1.2 earthquake occured in region: 6 km W Montemonaco (AP), on

  • 25-09-2016 02:26:34 (UTC)
  • 25-09-2016 04:26:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9020, 13.2560 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.

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 6 604 604
Montefortino FM 8 1178 1782
Castelsantangelo sul Nera MC 8 281 2063
Montegallo AP 9 523 2586
Bolognola MC 11 142 2728
Ussita MC 11 444 3172
Amandola FM 12 3629 6801
Visso MC 14 1107 7908
Comunanza AP 14 3166 11074
Arquata del Tronto AP 15 1178 12252
Sarnano MC 15 3264 15516
Acquacanina MC 16 121 15637
Palmiano AP 17 196 15833
Fiastra MC 17 559 16392
Preci PG 18 724 17116
Norcia PG 18 4957 22073
Roccafluvione AP 19 2010 24083
Montefalcone Appennino FM 19 424 24507
Smerillo FM 19 365 24872
Acquasanta Terme AP 19 2916 27788
Venarotta AP 20 2066 29854
Gualdo MC 20 815 30669

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 N of L'Aquila (69753 inhabitants)
63 Km NE of Terni (111501 inhabitants)
74 Km E of Perugia (166134 inhabitants)
82 Km S of Ancona (100861 inhabitants)
85 Km NW of Montesilvano (53738 inhabitants)
92 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 1.2 2016-09-25
02:26:34
42.9025 13.2563 9 2016-09-25
02:34:29
Sala Sismica INGV-Roma 29501881
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-25 02:26:34 ± 0.05
Latitude 42.9025 ± 0.0027
Longitude 13.2563 ± 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 29501881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 285
Semi-minor axis of confidence ellipse (meter) 205
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) 50
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.05036
Epicentral distance of station farthest from the epicenter (degree) 0.53150
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 29501881
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-25 02:34:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2016-09-25T02:26:45.47 0.1 undecidable manual P 302 58.9965 50 0.25 87
IV.T1243.HHZ. 2016-09-25T02:26:44.54 0.3 undecidable manual S 146 27.6501 108 -0.04 72
IV.SNTG.HHZ. 2016-09-25T02:26:43.19 0.1 undecidable manual P 327 46.7199 50 -0.14 92
IV.EL6.EHZ. 2016-09-25T02:26:43.55 0.1 undecidable manual P 345 49.0176 50 -0.12 91
IV.GUMA.HHZ. 2016-09-25T02:26:42.14 0.3 undecidable manual S 20 18.87 116 0.4 68
IV.CSP1.EHZ. 2016-09-25T02:26:42.69 0.3 undecidable manual S 349 21.4674 113 0.15 72
IV.LNSS.HHZ. 2016-09-25T02:26:41.94 0.1 undecidable manual P 208 37.629 50 0.02 95
IV.T1215.EHZ. 2016-09-25T02:26:41.21 0.1 undecidable manual P 251 33.4443 50 -0.07 95
IV.T1241.HHZ. 2016-09-25T02:26:40.79 0.1 undecidable manual S 110 15.0738 121 0.2 95
IV.T1243.HHZ. 2016-09-25T02:26:40.02 0.1 undecidable manual P 146 27.6501 108 -0.28 92
IV.SMA1.EHZ. 2016-09-25T02:26:40.80 0.1 undecidable manual P 168 30.8469 50 -0.08 95
XO.AM05.EHZ. 2016-09-25T02:26:39.36 0.1 undecidable manual S 43 11.3775 129 -0.18 97
IV.CSP1.EHZ. 2016-09-25T02:26:39.06 0.1 undecidable manual P 349 21.4674 113 -0.07 97
IV.T1204.EHZ. 2016-09-25T02:26:39.96 0.1 undecidable manual P 169 25.5522 110 0.05 97
IV.T1202.EHZ. 2016-09-25T02:26:39.62 0.1 undecidable manual P 187 22.2555 112 0.35 91
IV.T1242.HHZ. 2016-09-25T02:26:39.16 0.1 undecidable manual S 207 9.1797 135 0.21 96
IV.T1216.EHZ. 2016-09-25T02:26:38.80 0.1 undecidable manual P 266 19.3695 115 0.06 98
IV.FDMO.HHZ. 2016-09-25T02:26:38.77 0.1 undecidable manual P 317 20.2686 114 -0.14 96
IV.GUMA.HHZ. 2016-09-25T02:26:38.93 0.1 undecidable manual P 20 18.87 116 0.26 94
IV.T1242.HHZ. 2016-09-25T02:26:37.14 0.6 undecidable manual P 207 9.1797 135 0.09 49
IV.T1241.HHZ. 2016-09-25T02:26:37.96 0.1 undecidable manual P 110 15.0738 121 -0.04 99
XO.AM05.EHZ. 2016-09-25T02:26:37.43 0.1 undecidable manual P 43 11.3775 129 0.04 99
IV.MC2.EHZ. 2016-09-25T02:26:37.93 0.1 undecidable manual S 280 5.5944 149 -0.25 96
IV.MC2.EHZ. 2016-09-25T02:26:36.55 0.1 undecidable manual P 280 5.5944 149 -0.05 100
IV.MMO1.EHZ. 2016-09-25T02:26:36.20 0.1 undecidable manual P 93 5.7942 148 -0.42 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XO.AM05.EHN. ML:1.5 0.00037150000000000003 0.1 AML other m 2016-09-25T02:26:39.70
XO.AM05.EHE. ML:1.4 0.00029000000000000006 0.44 AML other m 2016-09-25T02:26:39.61
IV.GUMA.HHN. ML:1.0 0.0000839 0.58 AML other m 2016-09-25T02:26:44.55
IV.GUMA.HHE. ML:1.0 0.00008645 1.38 AML other m 2016-09-25T02:26:56.04
IV.LNSS.HHE. ML:1.1 0.00004380000000000001 0.3 AML other m 2016-09-25T02:26:49.76
IV.LNSS.HHN. ML:1.1 0.000045950000000000006 1.22 AML other m 2016-09-25T02:26:48.55
IV.T1241.HHN. ML:0.9 0.00007685 0.58 AML other m 2016-09-25T02:26:41.98
IV.T1241.HHE. ML:0.9 0.0000858 0.52 AML other m 2016-09-25T02:26:43.12
IV.T1242.HHE. ML:1.2 0.000227 1.08 AML other m 2016-09-25T02:26:43.17
IV.T1242.HHN. ML:1.3 0.00027749999999999997 0.76 AML other m 2016-09-25T02:26:40.75
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