Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 11-10-2019 and time 14:54:31 (Italy) in region 2 km W Montegallo (AP)

A magnitude ML 1.3 earthquake occured in region: 2 km W Montegallo (AP), on

  • 11-10-2019 12:54:31 (UTC)
  • 11-10-2019 14:54:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8410, 13.3050 at 15 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 2 523 523
Montemonaco AP 7 604 1127
Arquata del Tronto AP 8 1178 2305
Acquasanta Terme AP 12 2916 5221
Montefortino FM 12 1178 6399
Castelsantangelo sul Nera MC 14 281 6680
Palmiano AP 14 196 6876
Roccafluvione AP 14 2010 8886
Comunanza AP 16 3166 12052
Amandola FM 16 3629 15681
Venarotta AP 16 2066 17747
Accumoli RI 17 667 18414
Ussita MC 18 444 18858
Norcia PG 18 4957 23815
Bolognola MC 18 142 23957
Valle Castellana TE 20 977 24934

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of Teramo (54892 inhabitants)
51 Km E of Foligno (57155 inhabitants)
55 Km N of L'Aquila (69753 inhabitants)
62 Km NE of Terni (111501 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
80 Km E of Perugia (166134 inhabitants)
85 Km W of Pescara (121014 inhabitants)
88 Km S of Ancona (100861 inhabitants)
89 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 1.3 2019-10-11
12:54:31		 42.8413 13.3048 15 2019-10-11
13:07:06		 Sala Sismica INGV-Roma 73196521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-11 12:54:31 ± 0.09
Latitude 42.8413 ± 0.0027
Longitude 13.3048 ± 0.0074
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 73196521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 481
Semi-minor axis of confidence ellipse (meter) 436
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 273
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 25
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) 0.53959
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:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 17
Type of magnitude ML
Reference to an origin 73196521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-11 13:07:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOMA.HHZ. 2019-10-11T12:54:51.06 0.6 undecidable manual S 266 59.8956 94 0.77 38
IV.EL6.EHZ. 2019-10-11T12:54:49.79 0.3 undecidable manual S 343 56.5989 95 0.39 63
IV.RM33.EHZ. 2019-10-11T12:54:44.65 0.6 undecidable manual S 191 37.629 98 0.29 46
IV.LNSS.HHZ. 2019-10-11T12:54:43.68 0.6 undecidable manual S 219 34.1436 99 0.24 46
IV.CAMP.HHZ. 2019-10-11T12:54:43.76 0.6 undecidable manual S 166 34.9428 99 0.1 47
IV.ASSB.HHZ. 2019-10-11T12:54:43.61 3.0 undecidable manual P 0
IV.MOMA.HHZ. 2019-10-11T12:54:42.66 0.1 undecidable manual P 266 59.8956 94 0.19 89
IV.FDMO.HHZ. 2019-10-11T12:54:41.38 0.6 undecidable manual S 321 27.9498 103 -0.44 44
IV.CSP1.EHE. 2019-10-11T12:54:41.86 0.6 undecidable manual S 344 28.9488 102 -0.22 47
IV.EL6.EHZ. 2019-10-11T12:54:41.74 0.3 undecidable manual P 343 56.5989 95 -0.22 66
IV.MF5.EHN. 2019-10-11T12:54:40.55 0.6 undecidable manual S 38 20.5683 111 0.62 41
IV.SMA1.EHZ. 2019-10-11T12:54:40.61 0.6 undecidable manual S 174 23.5542 107 -0.07 48
IV.RM33.EHZ. 2019-10-11T12:54:38.99 0.1 undecidable manual P 191 37.629 98 -0.06 93
IV.MC2.EHN. 2019-10-11T12:54:38.22 0.6 undecidable manual S 310 12.1767 130 0.22 47
IV.LNSS.HHZ. 2019-10-11T12:54:38.48 0.1 undecidable manual P 219 34.1436 99 -0.04 94
IV.NRCA.HHE. 2019-10-11T12:54:38.50 0.6 undecidable manual S 267 15.5733 121 -0.22 47
IV.CAMP.HHZ. 2019-10-11T12:54:38.46 0.1 undecidable manual P 166 34.9428 99 -0.19 91
IV.MMO1.HNZ. 2019-10-11T12:54:37.00 0.6 undecidable manual S 16 6.6933 150 -0.04 50
IV.FDMO.HHZ. 2019-10-11T12:54:37.26 0.1 undecidable manual P 321 27.9498 103 -0.32 91
IV.CSP1.EHE. 2019-10-11T12:54:37.44 0.1 undecidable manual P 344 28.9488 102 -0.3 91
IV.MF5.EHN. 2019-10-11T12:54:36.70 0.1 undecidable manual P 38 20.5683 111 0.21 93
IV.SMA1.EHZ. 2019-10-11T12:54:36.90 0.1 undecidable manual P 174 23.5542 107 -0.03 96
IV.MTRA.EHZ. 2019-10-11T12:54:35.37 0.1 undecidable manual P 142 11.9769 131 0.02 99
IV.MC2.EHN. 2019-10-11T12:54:35.35 0.1 undecidable manual P 310 12.1767 130 -0.03 100
IV.NRCA.HHE. 2019-10-11T12:54:35.67 0.1 undecidable manual P 267 15.5733 121 -0.12 96
IV.MMO1.HNZ. 2019-10-11T12:54:34.80 0.1 undecidable manual P 16 6.6933 150 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:0.0 0.0000311726 0.2816 AML other m 2019-10-11T12:54:50.13
IV.ASSB.HHE. ML:0.0 0.00004141872 0.2176 AML other m 2019-10-11T12:54:50.27
IV.MTRA.EHE. ML:1.1 0.000111479695 0.16 AML other m 2019-10-11T12:54:40.04
IV.MTRA.EHN. ML:1.0 0.000098975335 0.1408 AML other m 2019-10-11T12:54:38.41
IV.SMA1.EHE. ML:1.6 0.00020721729999999999 0.16 AML other m 2019-10-11T12:54:41.05
IV.SMA1.EHN. ML:1.4 0.000157964025 0.1216 AML other m 2019-10-11T12:54:41.10
IV.CAMP.HHE. ML:1.0 0.000038946099999999996 0.224 AML other m 2019-10-11T12:54:44.35
IV.CAMP.HHN. ML:1.1 0.00004692229 0.3008 AML other m 2019-10-11T12:54:44.12
IV.LNSS.HHE. ML:1.3 0.0000846083 0.1344 AML other m 2019-10-11T12:54:45.10
IV.LNSS.HHN. ML:1.3 0.000075899065 0.1408 AML other m 2019-10-11T12:54:44.37
IV.RM33.EHE. ML:1.4 0.00007948695 0.1344 AML other m 2019-10-11T12:54:45.43
IV.RM33.EHN. ML:1.4 0.00008927624000000001 0.256 AML other m 2019-10-11T12:54:44.92
IV.EL6.EHE. ML:1.4 0.000049921054999999996 0.1216 AML other m 2019-10-11T12:54:50.97
IV.EL6.EHN. ML:1.3 0.00004339749 0.16 AML other m 2019-10-11T12:54:51.06
IV.MOMA.HNE. ML:1.9 0.00016564865000000002 0.9216 AML other m 2019-10-11T12:54:52.91
IV.MOMA.HHE. ML:1.3 0.000040769225000000004 0.2176 AML other m 2019-10-11T12:54:52.15
IV.MOMA.HHN. ML:1.2 0.00003335824 0.32 AML other m 2019-10-11T12:54:52.40
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