Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 19-03-2018 and time 21:16:31 (UTC) in region 2 km E Barete (AQ)

A magnitude ML 2.2 earthquake occured in region: 2 km E Barete (AQ), on

  • 19-03-2018 21:16:31 (UTC)
  • 19-03-2018 22:16:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4560, 13.3090 at 16 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.

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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
Barete AQ 2 737 737
Pizzoli AQ 2 4326 5063
Cagnano Amiterno AQ 7 1369 6432
Capitignano AQ 7 665 7097
Montereale AQ 9 2581 9678
Scoppito AQ 10 3727 13405
Campotosto AQ 13 542 13947
L'Aquila AQ 14 69753 83700
Borbona RI 16 617 84317
Crognaleto TE 17 1297 85614
Tornimparte AQ 18 3187 88801
Lucoli AQ 18 1011 89812
Posta RI 19 694 90506
Antrodoco RI 19 2588 93094
Amatrice RI 20 2657 95751

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of L'Aquila (69753 inhabitants)
40 Km SW of Teramo (54892 inhabitants)
56 Km E of Terni (111501 inhabitants)
69 Km NE of Tivoli (56533 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
72 Km W of Chieti (51815 inhabitants)
74 Km W of Pescara (121014 inhabitants)
74 Km SE of Foligno (57155 inhabitants)
92 Km NE of Roma (2864731 inhabitants)
96 Km NE of Velletri (53303 inhabitants)
99 Km E of Viterbo (67173 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 2.2 2018-03-19
21:16:31		 42.4558 13.3087 16 2019-04-24
14:49:48		 Bollettino Sismico Italiano INGV 65970391
Reviewed
Rev100 		ML 2.0 2018-03-19
21:16:32		 42.4397 13.2935 14 2018-03-19
21:28:42		 Sala Sismica INGV-Roma 54712131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-03-19 21:16:31 ± 0.08
Latitude 42.4558 ± 0.0045
Longitude 13.3087 ± 0.0085
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65970391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 605
Semi-minor axis of confidence ellipse (meter) 316
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 257
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.08723
Epicentral distance of station farthest from the epicenter (degree) 1.07559
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 65970391
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-26 00:36:42

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 54712131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-03-19 21:28:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2018-03-19T21:16:54.14 0.6 undecidable manual S 353 71.0733 95 0.81 36
IV.CESI.HHZ. 2018-03-19T21:16:53.52 0.6 undecidable manual S 332 69.1752 95 0.68 38
IV.ARVD.HHZ. 2018-03-19T21:16:52.03 0.3 undecidable manual P 346 119.3916 93 0.34 58
IV.MF5.EHZ. 2018-03-19T21:16:51.57 0.3 undecidable manual S 12 60.2952 96 1.1 49
IV.CING.HHZ. 2018-03-19T21:16:49.03 0.3 undecidable manual P 355 102.4197 93 -0.05 63
IV.MC2.EHZ. 2018-03-19T21:16:48.84 0.6 undecidable manual S 349 51.5151 97 0.71 39
IV.EL6.EHZ. 2018-03-19T21:16:48.39 0.3 undecidable manual P 350 98.3238 93 -0.06 64
IV.MMO1.EHN. 2018-03-19T21:16:47.51 0.6 undecidable manual S 2 49.2174 98 -0.03 47
IV.SNTG.HHZ. 2018-03-19T21:16:47.76 0.3 undecidable manual P 341 93.5397 94 0.05 65
IV.ARRO.EHZ. 2018-03-19T21:16:46.50 0.6 undecidable manual S 287 46.4202 98 -0.3 45
IV.LPEL.HHZ. 2018-03-19T21:16:45.90 0.3 undecidable manual P 122 84.9483 94 -0.49 60
IV.CSP1.EHZ. 2018-03-19T21:16:44.10 0.3 undecidable manual P 353 71.0733 95 -0.15 66
IV.FAGN.HHZ. 2018-03-19T21:16:43.86 0.6 undecidable manual S 133 30.8469 105 1.13 33
IV.GUMA.HHZ. 2018-03-19T21:16:43.98 0.3 undecidable manual P 2 67.377 95 0.29 65
IV.INTR.HHZ. 2018-03-19T21:16:43.98 0.3 undecidable manual P 135 69.4749 95 -0.03 68
IV.MTRA.EHE. 2018-03-19T21:16:43.07 0.3 undecidable manual S 12 34.1436 103 -0.5 64
IV.MTCE.HHZ. 2018-03-19T21:16:43.73 0.6 undecidable manual P 224 66.8775 95 0.12 44
IV.CESI.HHZ. 2018-03-19T21:16:43.98 0.3 undecidable manual P 332 69.1752 95 0 68
IV.MF5.EHZ. 2018-03-19T21:16:42.87 0.1 undecidable manual P 12 60.2952 96 0.27 88
IV.CERT.HHZ. 2018-03-19T21:16:42.92 0.3 undecidable manual P 206 62.2932 96 0.01 68
IV.CESX.HHZ. 2018-03-19T21:16:42.43 0.3 undecidable manual P 286 61.3941 96 -0.34 65
IV.TERO.HHN. 2018-03-19T21:16:42.40 0.6 undecidable manual S 52 30.4473 105 -0.21 46
IV.FIAM.HHZ. 2018-03-19T21:16:41.10 0.3 undecidable manual S 217 26.0517 109 -0.4 69
IV.MC2.EHZ. 2018-03-19T21:16:41.09 0.3 undecidable manual P 349 51.5151 97 -0.16 68
IV.LNSS.HHZ. 2018-03-19T21:16:41.38 0.3 undecidable manual S 307 27.3504 108 -0.44 68
IV.GIGS.HHZ. 2018-03-19T21:16:40.23 0.3 undecidable manual S 91 21.6672 115 -0.17 71
IV.MMO1.EHN. 2018-03-19T21:16:40.69 0.1 undecidable manual P 2 49.2174 98 -0.22 90
IV.ARRO.EHZ. 2018-03-19T21:16:40.16 0.1 undecidable manual P 287 46.4202 98 -0.33 89
IV.PTQR.HHZ. 2018-03-19T21:16:40.83 0.3 undecidable manual P 171 48.7179 98 0 70
IV.SMA1.EHN. 2018-03-19T21:16:39.87 0.6 undecidable manual S 6 19.4694 118 -0.02 49
IV.T1299.HNN. 2018-03-19T21:16:39.75 0.6 undecidable manual S 354 19.869 117 -0.23 47
IV.RM33.EHZ. 2018-03-19T21:16:38.19 0.3 undecidable manual S 307 9.6792 142 0.32 71
IV.FAGN.HHZ. 2018-03-19T21:16:38.66 0.3 undecidable manual P 133 30.8469 105 0.52 65
IV.MTRA.EHE. 2018-03-19T21:16:38.31 0.1 undecidable manual P 12 34.1436 103 -0.31 91
IV.LNSS.HHZ. 2018-03-19T21:16:37.40 0.1 undecidable manual P 307 27.3504 108 -0.21 95
IV.TERO.HHN. 2018-03-19T21:16:37.89 0.1 undecidable manual P 52 30.4473 105 -0.17 94
IV.CAMP.HHE. 2018-03-19T21:16:37.98 0.6 undecidable manual S 43 12.0768 135 -0.32 47
IV.FIAM.HHZ. 2018-03-19T21:16:37.40 0.1 undecidable manual P 217 26.0517 109 -0.03 98
IV.RM33.EHZ. 2018-03-19T21:16:36.01 0.1 undecidable manual P 307 9.6792 142 0.68 84
IV.SMA1.EHN. 2018-03-19T21:16:36.42 0.1 undecidable manual P 6 19.4694 118 -0.07 98
IV.GIGS.HHZ. 2018-03-19T21:16:36.74 0.1 undecidable manual P 91 21.6672 115 -0.05 98
IV.T1299.HNN. 2018-03-19T21:16:36.53 0.1 undecidable manual P 354 19.869 117 -0.02 99
IV.CAMP.HHE. 2018-03-19T21:16:35.55 0.1 undecidable manual P 43 12.0768 135 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNN. ML:0.0 0.002557121 0.2304 AML other m 2018-03-19T21:16:38.33
IV.RM33.EHN. ML:0.0 0.0025995705 0.2304 AML other m 2018-03-19T21:16:38.33
IV.RM33.HNE. ML:0.0 0.0032024475 0.2688 AML other m 2018-03-19T21:16:38.37
IV.RM33.EHE. ML:0.0 0.0031188209999999995 0.2688 AML other m 2018-03-19T21:16:38.37
IV.GIGS.HHN. ML:1.5 0.0001867154 0.128 AML other m 2018-03-19T21:16:40.93
IV.GIGS.HHE. ML:1.5 0.00018617025 0.1792 AML other m 2018-03-19T21:16:41.09
IV.FIAM.HHN. ML:2.1 0.0006676642 0.4992 AML other m 2018-03-19T21:16:41.41
IV.FIAM.HHE. ML:1.9 0.0003874065 0.4608 AML other m 2018-03-19T21:16:48.17
IV.LNSS.HHE. ML:2.5 0.0016663915 0.2816 AML other m 2018-03-19T21:16:42.52
IV.LNSS.HHN. ML:2.4 0.0011037007 0.1408 AML other m 2018-03-19T21:16:42.76
IV.MTRA.EHE. ML:2.6 0.0017261754999999999 0.1408 AML other m 2018-03-19T21:16:43.24
IV.MTRA.HNE. ML:2.6 0.0017273935 0.128 AML other m 2018-03-19T21:16:43.24
IV.MTRA.HNN. ML:2.5 0.001161076 0.2432 AML other m 2018-03-19T21:16:43.83
IV.MTRA.EHN. ML:2.4 0.001090746 0.2432 AML other m 2018-03-19T21:16:43.83
IV.FAGN.HHN. ML:2.0 0.00046695800000000006 0.2944 AML other m 2018-03-19T21:16:49.02
IV.FAGN.HHE. ML:2.2 0.0007684454 0.4352 AML other m 2018-03-19T21:16:47.37
OB.GAVE.HNE. ML:0.0 0.00038208624999999994 0.256 AML other m 2018-03-19T21:16:50.15
OB.GAVE.EHN. ML:0.0 0.00035203679999999996 0.2432 AML other m 2018-03-19T21:16:46.55
OB.GAVE.EHE. ML:0.0 0.00037141215 0.256 AML other m 2018-03-19T21:16:50.28
IV.ARRO.EHN. ML:2.0 0.00024353654999999998 0.3456 AML other m 2018-03-19T21:16:48.06
IV.ARRO.EHE. ML:2.1 0.00031495760000000003 0.2688 AML other m 2018-03-19T21:16:49.48
IV.T0110.HHE. ML:2.1 0.00038305665 0.2944 AML other m 2018-03-19T21:16:51.61
IV.T0110.HHN. ML:2.1 0.0003371955 0.3968 AML other m 2018-03-19T21:16:51.46
IV.PTQR.HHE. ML:1.4 0.00007162645000000001 0.2816 AML other m 2018-03-19T21:16:51.23
IV.PTQR.HHN. ML:1.4 0.00007175518999999999 0.2816 AML other m 2018-03-19T21:16:49.15
IV.CESX.HHN. ML:1.9 0.0001632691 0.32 AML other m 2018-03-19T21:16:54.90
IV.CESX.HHE. ML:1.9 0.00015650514999999998 0.384 AML other m 2018-03-19T21:16:53.79
IV.CERT.HHE. ML:1.8 0.000137165945 0.384 AML other m 2018-03-19T21:16:59.89
IV.CERT.HHN. ML:1.8 0.0001286396 0.448 AML other m 2018-03-19T21:16:59.58
IV.GUMA.HHN. ML:2.4 0.00038751274999999994 0.2816 AML other m 2018-03-19T21:16:56.47
IV.GUMA.HNE. ML:2.4 0.00042371235000000004 0.4352 AML other m 2018-03-19T21:16:56.87
IV.GUMA.HNN. ML:2.5 0.00053023305 0.32 AML other m 2018-03-19T21:16:57.17
IV.GUMA.HHE. ML:2.5 0.00051445395 0.2816 AML other m 2018-03-19T21:16:57.13
IV.INTR.HHN. ML:2.0 0.00016829480000000001 0.5504 AML other m 2018-03-19T21:17:02.70
IV.INTR.HNN. ML:0.0 0.000000148144225 0.64 AML other m 2018-03-19T21:17:06.61
IV.INTR.HHE. ML:1.7 0.000076375625 0.6016 AML other m 2018-03-19T21:17:03.51
IV.INTR.HNE. ML:0.0 0.00000008629062 0.6016 AML other m 2018-03-19T21:17:03.50
IV.LPEL.HHN. ML:1.8 0.00008090926 0.128 AML other m 2018-03-19T21:16:58.85
IV.LPEL.HHE. ML:1.9 0.0000979019495 0.1536 AML other m 2018-03-19T21:16:59.95
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
Waveforms Seismic signals in miniseed + resp format Download