Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 23-06-2018 and time 05:29:54 (Italy) in region 5 km W Amatrice (RI)

A magnitude ML 2.2 earthquake occured in region: 5 km W Amatrice (RI), on

  • 23-06-2018 03:29:54 (UTC)
  • 23-06-2018 05:29:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6290, 13.2310 at 12 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
Amatrice RI 5 2657 2657
Cittareale RI 6 482 3139
Accumoli RI 8 667 3806
Montereale AQ 12 2581 6387
Capitignano AQ 13 665 7052
Campotosto AQ 14 542 7594
Borbona RI 15 617 8211
Posta RI 16 694 8905
Arquata del Tronto AP 17 1178 10083
Cagnano Amiterno AQ 19 1369 11452

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km NW of L'Aquila (69753 inhabitants)
39 Km W of Teramo (54892 inhabitants)
48 Km E of Terni (111501 inhabitants)
56 Km SE of Foligno (57155 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
81 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km NE of Tivoli (56533 inhabitants)
83 Km W of Pescara (121014 inhabitants)
83 Km W of Chieti (51815 inhabitants)
87 Km SE of Perugia (166134 inhabitants)
95 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 2018-06-23
03:29:54		 42.6292 13.2308 12 2019-04-24
14:51:02		 Bollettino Sismico Italiano INGV 65217101
Reviewed
Rev100 		ML 2.2 2018-06-23
03:29:54		 42.6335 13.2257 10 2018-06-23
03:37:31		 Sala Sismica INGV-Roma 58064221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-06-23 03:29:54 ± 0.07
Latitude 42.6292 ± 0.0036
Longitude 13.2308 ± 0.0049
Depth (km) 12 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65217101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 424
Semi-minor axis of confidence ellipse (meter) 356
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 220
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 55
Number of defining phases 55
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.03777
Epicentral distance of station farthest from the epicenter (degree) 0.86785
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 31
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 65217101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-04 17:25:12

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 56
Type of magnitude ML
Reference to an origin 58064221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-06-23 03:37:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOMA.HHZ. 2018-06-23T03:30:13.12 0.6 undecidable manual S 290 57.1983 91 0.56 41
IV.VCEL.EHZ. 2018-06-23T03:30:13.36 0.1 undecidable manual S 117 56.1993 91 1.07 66
IV.OFFI.HHZ. 2018-06-23T03:30:12.78 0.1 undecidable manual S 47 50.2164 91 2.09 33
IV.T1220.EHZ. 2018-06-23T03:30:12.07 0.3 undecidable manual S 348 54.6009 91 0.22 67
IV.MGAB.HHZ. 2018-06-23T03:30:11.60 0.3 undecidable manual P 289 96.3258 90 0.5 58
IV.CSP1.EHZ. 2018-06-23T03:30:11.04 0.3 undecidable manual S 358 51.4152 91 0.05 70
IV.GUMA.HHZ. 2018-06-23T03:30:10.97 0.1 undecidable manual S 10 48.8178 91 0.65 80
IV.CESI.HHZ. 2018-06-23T03:30:10.12 0.3 undecidable manual S 328 49.4172 91 -0.35 67
IV.INTR.HHZ. 2018-06-23T03:30:09.44 0.3 undecidable manual P 141 88.0452 90 -0.37 62
IV.FDMO.HHZ. 2018-06-23T03:30:09.84 0.3 undecidable manual S 346 46.62 91 0.1 70
IV.MF5.EHZ. 2018-06-23T03:30:09.62 0.1 undecidable manual S 25 43.9227 91 0.61 82
IV.FIAM.HHZ. 2018-06-23T03:30:08.46 0.3 undecidable manual S 193 41.1255 91 0.2 70
IV.FEMA.HNE. 2018-06-23T03:30:08.04 0.6 undecidable manual S 338 39.7269 91 0.14 47
IV.CING.HHZ. 2018-06-23T03:30:08.96 0.3 undecidable manual P 358 82.8504 90 -0.05 67
IV.T1221.EHZ. 2018-06-23T03:30:08.03 0.3 undecidable manual S 309 40.4262 91 -0.05 72
IV.EL6.EHZ. 2018-06-23T03:30:08.10 0.3 undecidable manual P 352 78.366 90 -0.22 65
IV.ARRO.EHZ. 2018-06-23T03:30:07.42 0.3 undecidable manual S 262 38.4282 91 -0.11 71
IV.MMO1.EHZ. 2018-06-23T03:30:05.11 0.1 undecidable manual S 15 30.9468 91 -0.44 91
IV.T0110.HHZ. 2018-06-23T03:30:05.89 1.0 negative manual P 135 62.8926 90 -0.05 23
IV.GIGS.HHZ. 2018-06-23T03:30:05.93 0.1 undecidable manual S 125 34.1436 91 -0.45 89
IV.MOMA.HHZ. 2018-06-23T03:30:05.04 1.0 negative manual P 290 57.1983 91 -0.03 24
IV.VCEL.EHZ. 2018-06-23T03:30:05.18 0.6 negative manual P 117 56.1993 91 0.27 44
IV.T1220.EHZ. 2018-06-23T03:30:04.34 0.1 undecidable manual P 348 54.6009 91 -0.32 89
IV.OFFI.HHZ. 2018-06-23T03:30:04.57 0.3 positive manual P 47 50.2164 91 0.59 61
IV.CESX.HHZ. 2018-06-23T03:30:04.26 0.6 negative manual P 268 52.6029 91 -0.09 47
IV.TERO.HHZ. 2018-06-23T03:30:04.73 0.1 undecidable manual S 91 30.4473 91 -0.68 83
IV.GUMA.HHZ. 2018-06-23T03:30:03.84 0.1 positive manual P 10 48.8178 91 0.07 93
IV.CESI.HHZ. 2018-06-23T03:30:03.19 0.1 negative manual P 328 49.4172 91 -0.67 81
IV.T1247.HHZ. 2018-06-23T03:30:03.04 0.6 undecidable manual S 165 21.5673 93 0.01 50
IV.CSP1.EHZ. 2018-06-23T03:30:03.87 0.1 undecidable manual P 358 51.4152 91 -0.29 90
IV.FAGN.HHZ. 2018-06-23T03:30:03.68 1.0 positive manual P 144 49.617 91 -0.21 23
IV.NRCA.HNZ. 2018-06-23T03:30:03.21 0.1 undecidable manual S 337 24.5532 92 -0.63 87
IV.FDMO.HHZ. 2018-06-23T03:30:03.08 0.1 undecidable manual P 346 46.62 91 -0.36 90
IV.MF5.EHZ. 2018-06-23T03:30:03.11 0.6 positive manual P 25 43.9227 91 0.1 47
IV.T1221.EHZ. 2018-06-23T03:30:02.29 0.6 positive manual P 309 40.4262 91 -0.19 47
IV.FIAM.HHZ. 2018-06-23T03:30:02.54 0.3 positive manual P 193 41.1255 91 -0.04 72
IV.FEMA.HNE. 2018-06-23T03:30:02.85 0.3 undecidable manual P 338 39.7269 91 0.48 65
IV.ARRO.EHZ. 2018-06-23T03:30:02.02 0.1 positive manual P 262 38.4282 91 -0.14 95
IV.MTRA.HNZ. 2018-06-23T03:30:01.77 0.1 undecidable manual S 44 19.5693 94 -0.74 84
IV.RM33.EHZ. 2018-06-23T03:30:01.02 0.1 undecidable manual S 186 13.3755 107 0.14 98
IV.LNSS.HHZ. 2018-06-23T03:30:01.59 0.3 undecidable manual S 259 15.873 98 0.08 75
IV.GIGS.HHZ. 2018-06-23T03:30:01.08 0.1 undecidable manual P 125 34.1436 91 -0.42 90
IV.CAMP.HHZ. 2018-06-23T03:30:01.80 0.1 undecidable manual S 125 17.871 95 -0.25 96
IV.TERO.HHZ. 2018-06-23T03:30:00.54 0.1 positive manual P 91 30.4473 91 -0.4 91
IV.MMO1.EHZ. 2018-06-23T03:30:00.70 0.1 positive manual P 15 30.9468 91 -0.32 93
IV.SMA1.EHZ. 2018-06-23T03:29:59.86 0.1 undecidable manual S 89 8.4804 130 0.12 98
IV.T1247.HHZ. 2018-06-23T03:29:59.66 0.3 undecidable manual P 165 21.5673 93 0.1 74
IV.NRCA.HNZ. 2018-06-23T03:29:59.77 0.1 undecidable manual P 337 24.5532 92 -0.26 95
IV.CAMP.HHZ. 2018-06-23T03:29:58.94 0.1 positive manual P 125 17.871 95 -0.06 100
IV.MTRA.HNZ. 2018-06-23T03:29:58.96 0.1 positive manual P 44 19.5693 94 -0.3 95
IV.RM33.EHZ. 2018-06-23T03:29:58.50 0.1 positive manual P 186 13.3755 107 0.18 97
IV.LNSS.HHZ. 2018-06-23T03:29:58.76 0.1 undecidable manual P 259 15.873 98 0.07 99
IV.T1299.HNN. 2018-06-23T03:29:58.94 0.3 undecidable manual S 82 4.1958 154 -0.09 77
IV.T1299.HNN. 2018-06-23T03:29:57.39 0.1 undecidable manual P 82 4.1958 154 0.14 98
IV.SMA1.EHZ. 2018-06-23T03:29:57.79 0.1 undecidable manual P 89 8.4804 130 0.13 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:3.1 0.017700000000000004 0.4 AML other m 2018-06-23T03:30:00.34
IV.SMA1.EHN. ML:2.8 0.007359999999999999 0.32 AML other m 2018-06-23T03:30:00.22
IV.RM33.HNN. ML:2.5 0.0029699999999999996 0.26 AML other m 2018-06-23T03:30:01.09
IV.RM33.EHN. ML:2.5 0.0028650000000000004 0.26 AML other m 2018-06-23T03:30:01.09
IV.RM33.HNE. ML:2.7 0.00451 0.62 AML other m 2018-06-23T03:30:01.49
IV.RM33.EHE. ML:2.6 0.004435 0.62 AML other m 2018-06-23T03:30:01.50
IV.LNSS.HHN. ML:2.7 0.004275 0.36 AML other m 2018-06-23T03:30:01.84
IV.LNSS.HHE. ML:2.7 0.00466 0.32 AML other m 2018-06-23T03:30:01.73
IV.MTRA.HNE. ML:2.4 0.001895 1.52 AML other m 2018-06-23T03:30:02.11
IV.MTRA.EHE. ML:2.4 0.001905 1.52 AML other m 2018-06-23T03:30:02.11
IV.MTRA.HNN. ML:2.5 0.00212 1.54 AML other m 2018-06-23T03:30:02.92
IV.MTRA.EHN. ML:2.5 0.00211 1.54 AML other m 2018-06-23T03:30:02.92
IV.CAMP.HHE. ML:1.9 0.0006475 1.24 AML other m 2018-06-23T03:30:02.36
IV.CAMP.HHN. ML:1.8 0.000457 1.52 AML other m 2018-06-23T03:30:03.03
IV.NRCA.HHN. ML:2.3 0.001295 0.44 AML other m 2018-06-23T03:30:03.35
IV.NRCA.HNN. ML:2.3 0.0011145 0.44 AML other m 2018-06-23T03:30:03.36
IV.NRCA.HHE. ML:2.5 0.001935 0.36 AML other m 2018-06-23T03:30:03.42
IV.NRCA.HNE. ML:2.5 0.0018399999999999998 0.34 AML other m 2018-06-23T03:30:03.43
IV.GIGS.HHE. ML:1.8 0.00027400000000000005 0.28 AML other m 2018-06-23T03:30:06.16
IV.TERO.HHE. ML:2.0 0.000518 0.8 AML other m 2018-06-23T03:30:06.75
IV.GIGS.HHN. ML:1.4 0.0001095 1.1 AML other m 2018-06-23T03:30:08.68
IV.TERO.HHN. ML:2.1 0.0005989999999999999 0.26 AML other m 2018-06-23T03:30:08.46
IV.FIAM.HHE. ML:1.9 0.0002685 1.8 AML other m 2018-06-23T03:30:09.01
IV.ARRO.EHN. ML:1.9 0.00030500000000000004 0.18 AML other m 2018-06-23T03:30:09.32
IV.FIAM.HHN. ML:2.1 0.00038700000000000003 0.56 AML other m 2018-06-23T03:30:09.90
IV.ARRO.EHE. ML:2.0 0.0003175 1.08 AML other m 2018-06-23T03:30:10.76
IV.GUMA.HHE. ML:2.8 0.0016 0.32 AML other m 2018-06-23T03:30:11.29
IV.GUMA.HHN. ML:2.5 0.0008905 0.54 AML other m 2018-06-23T03:30:11.98
IV.FDMO.HHN. ML:1.8 0.000158 0.46 AML other m 2018-06-23T03:30:12.56
IV.CESI.HHN. ML:2.0 0.0002385 1.14 AML other m 2018-06-23T03:30:12.59
IV.CESI.HHE. ML:1.7 0.000132 0.42 AML other m 2018-06-23T03:30:12.60
IV.FDMO.HHE. ML:1.7 0.00014500000000000003 0.16 AML other m 2018-06-23T03:30:12.81
IV.CESX.HHN. ML:2.0 0.0002195 0.54 AML other m 2018-06-23T03:30:13.76
IV.CESX.HHE. ML:1.8 0.0001705 0.26 AML other m 2018-06-23T03:30:13.76
IV.FAGN.HHE. ML:2.0 0.0002495 0.34 AML other m 2018-06-23T03:30:14.28
IV.MOMA.HHN. ML:2.2 0.00031 0.2 AML other m 2018-06-23T03:30:14.69
IV.VCEL.EHN. ML:2.2 0.00039549999999999996 0.24 AML other m 2018-06-23T03:30:14.79
IV.T1220.HNE. ML:1.9 0.00019250000000000002 0.36 AML other m 2018-06-23T03:30:15.44
IV.ASSB.HHE. ML:2.1 0.000214 0.46 AML other m 2018-06-23T03:30:15.44
IV.MOMA.HHE. ML:2.1 0.0002695 0.22 AML other m 2018-06-23T03:30:15.70
IV.ASSB.HHN. ML:2.0 0.00017549999999999998 0.32 AML other m 2018-06-23T03:30:15.70
IV.T1220.EHE. ML:2.2 0.00033899999999999995 0.5 AML other m 2018-06-23T03:30:15.64
IV.VCEL.EHE. ML:2.2 0.00039400000000000004 1.46 AML other m 2018-06-23T03:30:16.11
IV.FAGN.HHN. ML:2.0 0.000265 0.42 AML other m 2018-06-23T03:30:16.95
IV.T0110.HHN. ML:2.1 0.0002215 0.28 AML other m 2018-06-23T03:30:17.25
IV.T1220.HNN. ML:2.0 0.00020750000000000003 0.38 AML other m 2018-06-23T03:30:18.66
IV.T1220.EHN. ML:2.2 0.0003735000000000001 0.38 AML other m 2018-06-23T03:30:18.66
IV.T0110.HHE. ML:2.1 0.0002305 0.74 AML other m 2018-06-23T03:30:20.11
IV.EL6.EHN. ML:2.1 0.000167 0.42 AML other m 2018-06-23T03:30:20.30
IV.EL6.EHE. ML:2.2 0.00020025 0.58 AML other m 2018-06-23T03:30:20.64
IV.CING.HHN. ML:1.8 0.00008885 0.42 AML other m 2018-06-23T03:30:28.08
IV.CING.HHE. ML:2.0 0.000143 0.5 AML other m 2018-06-23T03:30:31.08
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