Earthquake with magnitude of ML 1.1 on date 11-08-2019 and time 06:00:07 (Italy) in region 3 km SW Civitella Alfedena (AQ)

A magnitude ML 1.1 earthquake occured in region: 3 km SW Civitella Alfedena (AQ), on

  • 11-08-2019 04:00:07 (UTC)
  • 11-08-2019 06:00:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.75, 13.91 at 11 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Civitella Alfedena AQ 3 296 296
Villetta Barrea AQ 4 653 949
Barrea AQ 7 726 1675
Opi AQ 8 420 2095
San Donato Val di Comino FR 9 2107 4202
Settefrati FR 10 728 4930
Alfedena AQ 10 864 5794
Scontrone AQ 11 574 6368
Picinisco FR 12 1218 7586
Pescasseroli AQ 13 2203 9789
Montenero Val Cocchiara IS 13 538 10327
Pizzone IS 13 329 10656
Gallinaro FR 14 1269 11925
San Biagio Saracinisco FR 15 349 12274
Alvito FR 16 2713 14987
Villa Latina FR 16 1241 16228
Castel San Vincenzo IS 16 516 16744
Atina FR 17 4316 21060
Castel di Sangro AQ 17 6538 27598
Scanno AQ 18 1847 29445
Roccaraso AQ 18 1627 31072
Cerro al Volturno IS 19 1281 32353
Posta Fibreno FR 19 1139 33492
Vicalvi FR 19 783 34275
Scapoli IS 19 680 34955
Rivisondoli AQ 19 700 35655
Rionero Sannitico IS 19 1118 36773
Campoli Appennino FR 19 1725 38498
Rocchetta a Volturno IS 20 1113 39611

Municipalities with at least 50000 inhabitants

An earthquake occurred to
71 Km SW of Chieti (51815 inhabitants)
80 Km SE of L'Aquila (69753 inhabitants)
82 Km NW of Caserta (76326 inhabitants)
84 Km SW of Pescara (121014 inhabitants)
88 Km S of Montesilvano (53738 inhabitants)
89 Km N of Aversa (53047 inhabitants)
89 Km E of Latina (125985 inhabitants)
94 Km N of Giugliano in Campania (122974 inhabitants)
95 Km E of Velletri (53303 inhabitants)
95 Km E of Tivoli (56533 inhabitants)
97 Km NW of Acerra (59573 inhabitants)
97 Km N of Marano di Napoli (59874 inhabitants)
97 Km NW of Afragola (65057 inhabitants)
99 Km NW of Casoria (77642 inhabitants)
100 Km NW of Benevento (60091 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
Bulletin
Rev1000
ML 1.1 2019-08-11
04:00:07
41.75 13.91 11 2019-11-13
14:30:58
Bollettino Sismico Italiano INGV 71483191
Reviewed
Rev100
ML 1.2 2019-08-11
04:00:06
41.72 13.89 20 2019-08-11
04:06:27
Sala Sismica INGV-Roma 71368281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-11 04:00:07 ± 0.04
Latitude 41.75 ± 0.00
Longitude 13.91 ± 0.00
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 71483191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 280
Semi-minor axis of confidence ellipse (meter) 223
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 205
Circular confidence region, given by single value of horizontal uncertainty (meter) 280
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.57467
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 71483191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-14 13:04:14

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 71368281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-11 04:06:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.VIVA.HHZ. 2019-08-11T04:00:29.05 3.0 undecidable manual Sn -0.19 0
IV.FAGN.HHZ. 2019-08-11T04:00:27.01 0.6 undecidable manual S 335 0.5747 50 -0.01 46
IV.GIUL.HHZ. 2019-08-11T04:00:26.04 0.6 undecidable manual S 249 0.527 50 0.45 44
IV.T0110.HHZ. 2019-08-11T04:00:24.84 0.6 undecidable manual S 348 0.4937 50 0.21 46
IV.VAGA.HHZ. 2019-08-11T04:00:22.48 0.6 undecidable manual S 144 0.4083 50 0.4 45
IT.SULP.HGN. 2019-08-11T04:00:20.05 0.3 undecidable manual S 2 0.339 50 0.01 73
IV.LPEL.HHE. 2019-08-11T04:00:20.84 1.0 undecidable manual S 34 0.3615 50 0.13 24
IV.GIUL.HHZ. 2019-08-11T04:00:18.14 0.3 undecidable manual P 249 0.527 50 0.2 68
IV.MCI.EHE. 2019-08-11T04:00:18.02 1.0 undecidable manual S 196 0.2653 50 0.17 24
IV.FAGN.HHZ. 2019-08-11T04:00:18.87 0.3 undecidable manual P 335 0.5747 50 0.12 69
IV.T0110.HHZ. 2019-08-11T04:00:17.46 0.1 undecidable manual P 348 0.4937 50 0.08 93
IV.LRP.EHN. 2019-08-11T04:00:17.72 0.3 undecidable manual S 248 0.2635 50 -0.07 72
IV.INTR.HHZ. 2019-08-11T04:00:17.72 0.3 undecidable manual S 359 0.2662 50 -0.15 72
IV.MIDA.HHZ. 2019-08-11T04:00:17.76 0.3 undecidable manual S 112 0.2743 50 -0.36 69
IV.VVLD.HHZ. 2019-08-11T04:00:17.13 0.3 undecidable manual S 300 0.2491 50 -0.25 70
IV.VAGA.HHZ. 2019-08-11T04:00:15.86 0.3 undecidable manual P 144 0.4083 50 -0.04 72
IV.RNI2.HHZ. 2019-08-11T04:00:15.70 0.3 undecidable manual S 103 0.1835 50 0.28 70
IV.LPEL.HHE. 2019-08-11T04:00:15.10 0.3 undecidable manual P 34 0.3615 50 -0.01 73
IV.CERA.HHZ. 2019-08-11T04:00:14.60 0.3 undecidable manual S 152 0.1673 120 -0.32 72
IT.SULP.HGN. 2019-08-11T04:00:14.72 0.3 undecidable manual P 2 0.339 50 -0.01 73
IV.POFI.HHZ. 2019-08-11T04:00:14.32 0.3 undecidable manual S 259 0.1529 122 -0.13 75
IV.VVLD.HHZ. 2019-08-11T04:00:13.11 0.1 negative manual P 300 0.2491 50 -0.08 98
IV.LRP.EHN. 2019-08-11T04:00:13.45 0.1 undecidable manual P 248 0.2635 50 0.02 99
IV.INTR.HHZ. 2019-08-11T04:00:13.32 0.1 positive manual P 359 0.2662 50 -0.15 96
IV.MCI.EHE. 2019-08-11T04:00:13.59 0.3 undecidable manual P 196 0.2653 50 0.12 73
IV.MIDA.HHZ. 2019-08-11T04:00:13.42 0.1 negative manual P 112 0.2743 50 -0.2 95
IV.RNI2.HHZ. 2019-08-11T04:00:12.46 0.1 negative manual P 103 0.1835 50 0.4 92
IT.OPI.HGE. 2019-08-11T04:00:11.92 0.3 undecidable manual S 296 0.0692 145 -0.15 77
IV.CERA.HHZ. 2019-08-11T04:00:11.55 0.1 positive manual P 152 0.1673 120 -0.22 98
IV.POFI.HHZ. 2019-08-11T04:00:11.53 0.1 negative manual P 259 0.1529 122 0.03 100
IT.OPI.HGE. 2019-08-11T04:00:10.33 0.1 negative manual P 296 0.0692 145 0.2 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.POFI.HHN. ML:0.7 4.52E-5 0.74 AML other m 2019-08-11T04:00:15.83
IV.POFI.HHE. ML:0.7 4.42E-5 1.62 AML other m 2019-08-11T04:00:16.06
IV.CERA.HHN. ML:1.1 0.00010655 0.28 AML other m 2019-08-11T04:00:16.67
IV.CERA.HHE. ML:1.1 9.13E-5 0.58 AML other m 2019-08-11T04:00:16.84
IV.RNI2.HHN. ML:1.2 0.00010585 0.16 AML other m 2019-08-11T04:00:17.20
IV.RNI2.HNN. ML:1.2 0.00010565 0.62 AML other m 2019-08-11T04:00:17.20
IV.VVLD.HHN. ML:1.2 8.13E-5 0.18 AML other m 2019-08-11T04:00:17.37
IV.VVLD.HHE. ML:1.2 7.94E-5 0.16 AML other m 2019-08-11T04:00:17.77
IV.RNI2.HNE. ML:1.3 0.0001319 1.32 AML other m 2019-08-11T04:00:18.99
IV.RNI2.HHE. ML:1.3 0.0001345 1.32 AML other m 2019-08-11T04:00:18.33
IV.MIDA.HHN. ML:0.9 4.075E-5 1.6 AML other m 2019-08-11T04:00:18.81
IV.MIDA.HHE. ML:0.9 3.42E-5 0.48 AML other m 2019-08-11T04:00:20.03
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download