Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 22-04-2019 and time 16:22:25 (UTC) in region 3 km E Amatrice (RI)

A magnitude ML 2.4 earthquake occured in region: 3 km E Amatrice (RI), on

  • 22-04-2019 16:22:25 (UTC)
  • 22-04-2019 18:22:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6400, 13.3200 at 7 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 3 2657 2657
Accumoli RI 9 667 3324
Campotosto AQ 10 542 3866
Cittareale RI 13 482 4348
Capitignano AQ 13 665 5013
Montereale AQ 14 2581 7594
Arquata del Tronto AP 15 1178 8772
Cortino TE 16 656 9428
Acquasanta Terme AP 16 2916 12344
Crognaleto TE 17 1297 13641
Rocca Santa Maria TE 18 537 14178
Valle Castellana TE 18 977 15155

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km W of Teramo (54892 inhabitants)
33 Km N of L'Aquila (69753 inhabitants)
56 Km E of Terni (111501 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
76 Km W of Pescara (121014 inhabitants)
77 Km W of Chieti (51815 inhabitants)
86 Km NE of Guidonia Montecelio (88673 inhabitants)
87 Km NE of Tivoli (56533 inhabitants)
92 Km SE of Perugia (166134 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 2.4 2019-04-22
16:22:25		 42.6403 13.3195 7 2019-08-22
08:25:00		 Bollettino Sismico Italiano INGV 68993681
Reviewed
Rev100 		ML 2.4 2019-04-22
16:22:25		 42.6428 13.3302 9 2019-04-22
16:35:13		 Sala Sismica INGV-Roma 67864471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-22 16:22:25 ± 0.05
Latitude 42.6403 ± 0.0027
Longitude 13.3195 ± 0.0037
Depth (km) 7 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68993681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 327
Semi-minor axis of confidence ellipse (meter) 268
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 219
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 62
Number of defining phases 56
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.21408
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 63
Type of magnitude ML
Reference to an origin 67864471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-22 16:35:13

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 70
Type of magnitude ML
Reference to an origin 68993681
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-29 15:08:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.FIE.HGZ. 2019-04-22T16:23:25.80 3.0 undecidable manual Sg 3.14 0
IV.LIK.EHZ.01 2019-04-22T16:23:02.70 3.0 undecidable manual S -1.98 0
IV.ARVD.HHZ. 2019-04-22T16:22:57.71 3.0 undecidable manual S 0.24 0
IV.PE3.EHZ. 2019-04-22T16:22:49.32 3.0 positive manual P 134.7651 1.32 0
IV.CESX.HHZ. 2019-04-22T16:22:45.40 1.0 undecidable manual S 267 59.8956 50 0.71 19
IV.T0110.HHZ. 2019-04-22T16:22:44.40 0.6 undecidable manual S 140 58.9965 50 -0.04 46
IV.MML1.HNE. 2019-04-22T16:22:44.80 0.3 undecidable manual S 332 59.5959 50 0.19 67
IV.SAP2.EHZ. 2019-04-22T16:22:43.00 1.0 undecidable manual S 7 51.0156 50 0.68 20
IV.PF6.EHN. 2019-04-22T16:22:43.50 1.0 undecidable manual S 350 56.0994 50 -0.17 23
IV.MGAB.HHZ. 2019-04-22T16:22:43.63 1.0 undecidable manual P 287 102.8193 50 0.54 19
IV.ATFO.HHZ. 2019-04-22T16:22:42.94 0.3 undecidable manual P 323 100.8213 50 0.16 62
IV.CSP1.EHZ. 2019-04-22T16:22:42.10 1.0 undecidable manual S 349 50.9157 50 -0.19 23
IV.MURB.HHZ. 2019-04-22T16:22:42.06 0.3 undecidable manual P 317 94.5387 50 0.25 62
IV.OFFI.HHZ. 2019-04-22T16:22:42.10 3.0 undecidable manual S 42 44.2224 50 1.6 0
IV.FAGN.HHZ. 2019-04-22T16:22:42.10 0.6 undecidable manual S 152 46.8198 50 0.9 36
IV.VCEL.EHZ. 2019-04-22T16:22:42.80 0.3 undecidable manual S 122 50.616 50 0.6 60
IV.GUMA.HHZ. 2019-04-22T16:22:41.60 0.3 undecidable manual S 2 46.9197 50 0.4 65
IV.FDMO.HHZ. 2019-04-22T16:22:41.20 0.3 undecidable manual S 337 47.8188 50 -0.26 67
IV.CERT.HHZ. 2019-04-22T16:22:40.39 3.0 undecidable manual P 81.5517 0.58 0
IV.FIAM.HHZ. 2019-04-22T16:22:39.90 0.6 undecidable manual S 202 44.5221 50 -0.67 41
IV.MF5.EHZ. 2019-04-22T16:22:39.80 0.3 undecidable manual S 16 40.2264 99 0.41 66
IV.EL6.EHZ. 2019-04-22T16:22:39.75 0.6 undecidable manual P 347 78.4659 50 0.42 41
IV.PTQR.HHZ. 2019-04-22T16:22:37.19 1.0 undecidable manual P 174 68.8755 50 -0.67 19
MN.AQU.HNN. 2019-04-22T16:22:37.00 0.3 undecidable manual S 168 32.5452 102 0.22 70
IV.GAVE.EHZ. 2019-04-22T16:22:37.40 0.3 undecidable manual S 280 35.1426 101 -0.28 68
IV.T0110.HHZ. 2019-04-22T16:22:36.12 0.1 positive manual P 140 58.9965 50 -0.21 89
IV.MML1.HNE. 2019-04-22T16:22:36.17 0.1 undecidable manual P 332 59.5959 50 -0.26 88
IV.MOMA.HHZ. 2019-04-22T16:22:36.78 0.3 undecidable manual P 287 63.6918 50 -0.28 65
IV.CESX.HHZ. 2019-04-22T16:22:36.35 0.3 undecidable manual P 267 59.8956 50 -0.12 68
IV.PF6.EHN. 2019-04-22T16:22:35.55 0.3 undecidable manual P 350 56.0994 50 -0.34 65
IV.GIGS.HHZ. 2019-04-22T16:22:35.00 0.3 undecidable manual S 135 29.3484 103 -0.69 61
IV.SAP2.EHZ. 2019-04-22T16:22:35.62 0.3 undecidable manual P 7 51.0156 50 0.51 63
IV.VCEL.EHZ. 2019-04-22T16:22:35.12 0.3 undecidable manual P 122 50.616 50 0.08 69
IV.CSP1.EHZ. 2019-04-22T16:22:34.73 0.6 undecidable manual P 349 50.9157 50 -0.36 44
IV.CESI.HHZ. 2019-04-22T16:22:34.92 0.1 undecidable manual P 320 52.7028 50 -0.44 86
IV.GUMA.HHZ. 2019-04-22T16:22:34.27 0.3 undecidable manual P 2 46.9197 50 -0.19 68
IV.OFFI.HHZ. 2019-04-22T16:22:34.59 0.3 undecidable manual P 42 44.2224 50 0.53 63
IV.LNSS.HHZ. 2019-04-22T16:22:34.10 0.3 undecidable manual S 260 23.1546 106 0.48 67
IV.FDMO.HHZ. 2019-04-22T16:22:34.00 0.6 undecidable manual P 337 47.8188 50 -0.61 41
IV.TERO.HHZ. 2019-04-22T16:22:33.50 0.1 undecidable manual S 95 23.2545 106 -0.17 95
IV.FAGN.HHZ. 2019-04-22T16:22:33.74 0.6 undecidable manual P 152 46.8198 50 -0.72 39
IV.FIAM.HHZ. 2019-04-22T16:22:33.58 0.6 undecidable manual P 202 44.5221 50 -0.52 43
IV.FEMA.HNE. 2019-04-22T16:22:33.69 1.0 undecidable manual P 328 41.9247 50 -0.01 24
IV.ARRO.EHZ. 2019-04-22T16:22:33.92 0.1 undecidable manual P 262 45.7209 50 -0.37 88
IV.MF5.EHZ. 2019-04-22T16:22:33.49 0.1 undecidable manual P 16 40.2264 99 0.07 95
IV.GAVE.EHZ. 2019-04-22T16:22:32.21 0.1 negative manual P 280 35.1426 101 -0.22 92
IV.RM33.EHZ. 2019-04-22T16:22:32.20 0.6 undecidable manual S 211 16.872 112 0.63 43
MN.AQU.HNN. 2019-04-22T16:22:31.84 0.1 undecidable manual P 168 32.5452 102 -0.07 96
IV.MC2.EHZ. 2019-04-22T16:22:31.64 0.1 undecidable manual P 341 31.8459 102 -0.14 94
IV.GIGS.HHZ. 2019-04-22T16:22:30.89 0.1 undecidable manual P 135 29.3484 103 -0.39 90
IV.TERO.HHZ. 2019-04-22T16:22:30.18 0.1 undecidable manual P 95 23.2545 106 0.07 98
IV.CAMP.HHZ. 2019-04-22T16:22:30.60 0.1 undecidable manual S 148 13.6752 116 0.05 100
IV.NRCA.HHZ. 2019-04-22T16:22:30.80 0.1 negative manual P 322 27.1506 104 -0.06 97
IV.LNSS.HHZ. 2019-04-22T16:22:30.43 0.1 undecidable manual P 260 23.1546 106 0.34 92
IV.MTRA.EHZ. 2019-04-22T16:22:30.70 0.1 undecidable manual S 26 14.3745 115 -0.05 99
IV.RM33.EHZ. 2019-04-22T16:22:29.40 0.1 positive manual P 211 16.872 112 0.5 90
IV.CAMP.HHZ. 2019-04-22T16:22:28.59 0.1 positive manual P 148 13.6752 116 0.28 95
IV.MTRA.EHZ. 2019-04-22T16:22:28.61 0.1 positive manual P 26 14.3745 115 0.18 97
IV.T1299.HNZ. 2019-04-22T16:22:27.70 0.1 undecidable manual S 257 3.0969 155 -0.11 99
IV.T1299.HNZ. 2019-04-22T16:22:27.02 0.1 negative manual P 257 3.0969 155 0.29 97
IV.SMA1.EHZ. 2019-04-22T16:22:27.40 0.1 undecidable manual S 130 1.6983 166 -0.25 97
IV.SMA1.EHZ. 2019-04-22T16:22:26.78 0.1 positive manual P 130 1.6983 166 0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.HNN. ML:2.9 0.0088272905 1.8464 AML other m 2019-04-22T16:22:30.92
IV.MTRA.EHN. ML:2.9 0.0088366205 1.8336 AML other m 2019-04-22T16:22:30.92
IV.MTRA.HNE. ML:2.9 0.0090171135 0.1536 AML other m 2019-04-22T16:22:30.96
IV.MTRA.EHE. ML:2.9 0.0089783585 0.1664 AML other m 2019-04-22T16:22:30.97
IV.CAMP.HHN. ML:2.3 0.0023340325000000004 0.576 AML other m 2019-04-22T16:22:31.40
IV.RM33.HNN. ML:2.7 0.00453 0.28 AML other m 2019-04-22T16:22:32.59
IV.CAMP.HHE. ML:2.2 0.001895532 0.512 AML other m 2019-04-22T16:22:33.88
IV.TERO.HHE. ML:3.0 0.006715 0.34 AML other m 2019-04-22T16:22:33.72
IV.TERO.HNE. ML:2.7 0.0030700000000000002 0.34 AML other m 2019-04-22T16:22:33.73
IV.TERO.HHN. ML:2.9 0.005935 0.14 AML other m 2019-04-22T16:22:34.07
IV.TERO.HNN. ML:2.7 0.00363 0.14 AML other m 2019-04-22T16:22:34.07
IV.RM33.HNE. ML:2.5 0.0033137835 1.1552 AML other m 2019-04-22T16:22:34.01
IV.RM33.EHE. ML:2.5 0.0032289895 1.1552 AML other m 2019-04-22T16:22:34.02
IV.LNSS.HHE. ML:2.5 0.0019950000000000002 0.26 AML other m 2019-04-22T16:22:34.83
IV.LNSS.HNE. ML:2.5 0.0019950000000000002 0.26 AML other m 2019-04-22T16:22:34.83
IV.GIGS.HHE. ML:1.8 0.00034899999999999997 1.18 AML other m 2019-04-22T16:22:36.80
IV.LNSS.HHN. ML:2.6 0.002525 0.46 AML other m 2019-04-22T16:22:36.76
IV.LNSS.HNN. ML:2.5 0.00229 0.4 AML other m 2019-04-22T16:22:36.79
IV.GIGS.HHN. ML:1.9 0.0003685 0.46 AML other m 2019-04-22T16:22:37.64
IV.NRCA.HHN. ML:2.3 0.001085 1.62 AML other m 2019-04-22T16:22:37.03
IV.NRCA.HNN. ML:2.2 0.0009875 1.62 AML other m 2019-04-22T16:22:37.84
IV.GAVE.EHN. ML:2.6 0.0015899999999999998 1.26 AML other m 2019-04-22T16:22:38.18
IV.NRCA.HNE. ML:2.3 0.001155 0.2 AML other m 2019-04-22T16:22:38.86
IV.NRCA.HHE. ML:2.3 0.0011799999999999998 0.2 AML other m 2019-04-22T16:22:38.86
IV.GAVE.EHE. ML:2.5 0.0013900000000000002 1.3 AML other m 2019-04-22T16:22:39.20
IV.GAVE.HNE. ML:2.6 0.0014750000000000002 1.3 AML other m 2019-04-22T16:22:39.20
IV.MF5.EHE. ML:2.7 0.00173 0.48 AML other m 2019-04-22T16:22:40.47
IV.MF5.EHN. ML:2.9 0.0028499999999999997 0.42 AML other m 2019-04-22T16:22:40.41
IV.GAVE.HNN. ML:2.1 0.0005195 0.34 AML other m 2019-04-22T16:22:41.37
IV.FIAM.HNN. ML:2.1 0.00036345795 0.6784 AML other m 2019-04-22T16:22:41.45
IV.GUMA.HNE. ML:2.7 0.00149 1.58 AML other m 2019-04-22T16:22:41.13
IV.GUMA.HHE. ML:2.8 0.0016400000000000002 1.58 AML other m 2019-04-22T16:22:41.15
IV.OFFI.HHE. ML:2.2 0.0005920000000000001 1.72 AML other m 2019-04-22T16:22:43.94
IV.VCEL.EHE. ML:2.6 0.0011899999999999999 0.26 AML other m 2019-04-22T16:22:43.26
IV.ARRO.EHN. ML:2.1 0.00036750000000000004 0.96 AML other m 2019-04-22T16:22:43.90
IV.ARRO.EHE. ML:2.1 0.00035099999999999997 0.2 AML other m 2019-04-22T16:22:43.74
IV.FIAM.HHE. ML:1.8 0.0002215 1.42 AML other m 2019-04-22T16:22:43.10
IV.OFFI.HHN. ML:2.7 0.00156 0.86 AML other m 2019-04-22T16:22:44.14
IV.FIAM.HHN. ML:1.8 0.00021200000000000003 0.54 AML other m 2019-04-22T16:22:44.63
IV.CSP1.EHN. ML:2.3 0.000484 0.9 AML other m 2019-04-22T16:22:44.64
IV.VCEL.EHN. ML:2.7 0.001395 1.2 AML other m 2019-04-22T16:22:44.76
IV.SAP2.EHE. ML:2.4 0.0007335 1.22 AML other m 2019-04-22T16:22:45.63
IV.SAP2.EHN. ML:3.2 0.003955 1.12 AML other m 2019-04-22T16:22:45.63
IV.FDMO.HHN. ML:2.0 0.0002985 1.08 AML other m 2019-04-22T16:22:45.87
IV.FAGN.HHN. ML:2.7 0.001385 0.48 AML other m 2019-04-22T16:22:45.63
IV.CESI.HHN. ML:2.6 0.0009130000000000001 0.34 AML other m 2019-04-22T16:22:45.77
IV.FDMO.HHE. ML:2.0 0.00026700000000000004 0.38 AML other m 2019-04-22T16:22:46.24
IV.CSP1.EHE. ML:2.2 0.0004435 1.24 AML other m 2019-04-22T16:22:46.69
IV.FAGN.HHE. ML:2.8 0.002055 0.38 AML other m 2019-04-22T16:22:46.34
IV.MOMA.HHE. ML:2.2 0.000272 0.52 AML other m 2019-04-22T16:22:47.03
IV.MOMA.HNE. ML:2.2 0.0003135 0.54 AML other m 2019-04-22T16:22:47.04
IV.T0110.HHE. ML:2.5 0.0006630000000000001 0.76 AML other m 2019-04-22T16:22:47.34
IV.T0110.HHN. ML:2.6 0.0008485000000000001 0.56 AML other m 2019-04-22T16:22:47.47
IV.CESI.HHE. ML:2.2 0.0004255 0.48 AML other m 2019-04-22T16:22:47.35
IV.GUMA.HNN. ML:2.8 0.002025 0.5 AML other m 2019-04-22T16:22:48.88
IV.GUMA.HHN. ML:2.8 0.001645 0.54 AML other m 2019-04-22T16:22:48.62
IV.PTQR.HHE. ML:1.8 0.0001047 0.42 AML other m 2019-04-22T16:22:50.25
IV.CESX.HHE. ML:2.1 0.0002445 1.24 AML other m 2019-04-22T16:22:50.15
IV.EL6.EHN. ML:2.3 0.000279 1.42 AML other m 2019-04-22T16:22:52.16
IV.MOMA.HNN. ML:2.2 0.00032700000000000003 0.4 AML other m 2019-04-22T16:22:53.21
IV.CESX.HHN. ML:2.0 0.00023299999999999997 0.68 AML other m 2019-04-22T16:22:54.68
IV.MOMA.HHN. ML:2.2 0.000304 0.72 AML other m 2019-04-22T16:22:54.21
IV.EL6.EHE. ML:2.3 0.00027749999999999997 0.38 AML other m 2019-04-22T16:22:56.75
IV.CERT.HHN. ML:2.0 0.0001499 0.22 AML other m 2019-04-22T16:22:58.23
IV.PTQR.HHN. ML:1.8 0.00010300000000000001 0.86 AML other m 2019-04-22T16:23:00.54
IV.CERT.HHE. ML:2.2 0.00021600000000000002 0.56 AML other m 2019-04-22T16:23:01.30
IV.MURB.HHN. ML:2.5 0.000365 0.98 AML other m 2019-04-22T16:23:02.58
IV.ATFO.HHN. ML:2.2 0.00015 1.58 AML other m 2019-04-22T16:23:03.96
IV.ATFO.HHE. ML:2.0 0.000112 0.9 AML other m 2019-04-22T16:23:03.66
IV.MURB.HHE. ML:2.5 0.0003665 0.8 AML other m 2019-04-22T16:23:06.86
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