Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 21-06-2022 and time 22:03:18 (UTC) in region 6 km SW Accumoli (RI)

A magnitude ML 1.7 earthquake occured in region: 6 km SW Accumoli (RI), on

  • 21-06-2022 22:03:18 (UTC)
  • 22-06-2022 00:03:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6500, 13.2170 at 9 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
Accumoli RI 6 667 667
Cittareale RI 6 482 1149
Amatrice RI 6 2657 3806
Montereale AQ 14 2581 6387
Arquata del Tronto AP 15 1178 7565
Capitignano AQ 16 665 8230
Campotosto AQ 16 542 8772
Borbona RI 17 617 9389
Posta RI 17 694 10083
Cascia PG 18 3217 13300
Norcia PG 19 4957 18257

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NW of L'Aquila (69753 inhabitants)
40 Km W of Teramo (54892 inhabitants)
48 Km E of Terni (111501 inhabitants)
54 Km SE of Foligno (57155 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
83 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
84 Km W of Pescara (121014 inhabitants)
85 Km SE of Perugia (166134 inhabitants)
85 Km W of Chieti (51815 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 1.7 2022-06-21
22:03:18		 42.6495 13.2172 9 2023-01-31
19:03:54		 Bollettino Sismico Italiano INGV 111418731
Reviewed
Rev100 		ML 1.6 2022-06-21
22:03:18		 42.6487 13.2117 10 2022-06-21
22:07:54		 Sala Sismica INGV-Roma 106343461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-06-21 22:03:18 ± 0.06
Latitude 42.6495 ± 0.0027
Longitude 13.2172 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 111418731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 267
Semi-minor axis of confidence ellipse (meter) 217
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 256
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
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 58
Number of defining phases 57
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.87144
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 31
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 40
Type of magnitude ML
Reference to an origin 106343461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-06-21 22:07:54

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 111418731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-11-02 15:34:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2022-06-21T22:03:41.81 0.3 undecidable manual S 322 75.6687 50 0.5 62
IV.ASSB.HHZ. 2022-06-21T22:03:38.11 0.3 undecidable manual S 314 62.9925 50 0.19 68
IV.MML1.EHZ. 2022-06-21T22:03:36.21 0.3 undecidable manual S 339 55.2003 50 0.37 66
IV.ARVD.HHZ. 2022-06-21T22:03:35.60 0.6 undecidable manual P 347 96.7254 50 0.83 35
IV.MOMA.HHZ. 2022-06-21T22:03:35.90 0.3 undecidable manual S 288 55.4001 50 -0.01 71
IV.CSP1.EHZ. 2022-06-21T22:03:34.18 0.3 undecidable manual S 359 49.1175 50 -0.03 72
IV.GUMA.HHZ. 2022-06-21T22:03:34.31 0.3 undecidable manual S 12 46.8198 50 0.71 60
IV.CESX.HHZ. 2022-06-21T22:03:34.87 0.3 undecidable manual S 265 51.6039 50 -0.03 71
IV.CESI.HHZ. 2022-06-21T22:03:33.40 0.3 undecidable manual S 327 46.9197 50 -0.23 69
IV.MF5.EHZ. 2022-06-21T22:03:33.06 0.3 undecidable manual S 28 42.4242 50 0.64 62
IV.CING.HHZ. 2022-06-21T22:03:32.34 0.3 undecidable manual P 359 80.5638 50 0.07 67
IT.MTCL.HGZ. 2022-06-21T22:03:32.62 0.3 undecidable manual S 335 42.1245 50 0.27 69
MN.AQU.HNN. 2022-06-21T22:03:31.06 0.6 undecidable manual S 155 36.2415 50 0.29 46
IV.ATCC.EHZ. 2022-06-21T22:03:31.44 0.6 undecidable manual P 322 75.6687 50 -0.09 45
IV.GIGS.HHZ. 2022-06-21T22:03:30.18 0.3 undecidable manual S 127 36.3414 50 -0.62 63
IV.ARRO.EHZ. 2022-06-21T22:03:30.59 0.3 undecidable manual S 258 37.629 50 -0.57 64
IV.ASCOL.EHN. 2022-06-21T22:03:30.91 0.3 undecidable manual S 53 37.7289 50 -0.26 70
IV.MNTT.EHZ. 2022-06-21T22:03:29.19 0.3 undecidable manual P 34 55.1004 50 0.83 56
IV.ASSB.HHZ. 2022-06-21T22:03:28.99 0.6 undecidable manual P 314 62.9925 50 -0.57 41
IV.MML1.EHZ. 2022-06-21T22:03:28.42 0.3 undecidable manual P 339 55.2003 50 0.05 70
IV.MOMA.HHZ. 2022-06-21T22:03:28.23 0.6 undecidable manual P 288 55.4001 50 -0.18 46
IV.FAGN.HHZ. 2022-06-21T22:03:28.67 1.0 undecidable manual P 145 52.1034 50 0.79 19
IV.OFFI.HHZ. 2022-06-21T22:03:28.26 0.1 undecidable manual P 50 49.617 50 0.76 78
IV.MMO1.EHZ. 2022-06-21T22:03:28.43 0.3 undecidable manual S 18 29.1486 107 -0.29 70
IV.MC2.EHZ. 2022-06-21T22:03:28.71 0.3 undecidable manual S 355 29.1486 107 -0.01 74
IV.TERO.HHN. 2022-06-21T22:03:28.83 0.3 undecidable manual S 95 31.746 50 -0.74 61
IV.GUMA.HHZ. 2022-06-21T22:03:27.04 0.3 undecidable manual P 12 46.8198 50 -0.04 72
7F.SIB3.EHZ. 2022-06-21T22:03:27.23 0.3 undecidable manual S 10 25.3524 109 -0.26 71
IV.CESX.HHZ. 2022-06-21T22:03:27.43 0.1 undecidable manual P 265 51.6039 50 -0.39 88
IV.GAVE.EHZ. 2022-06-21T22:03:27.59 0.3 undecidable manual S 280 26.751 108 -0.34 70
IT.MTCL.HGZ. 2022-06-21T22:03:27.14 0.6 undecidable manual P 335 42.1245 50 0.79 39
7F.SIB2.EHZ. 2022-06-21T22:03:27.94 0.3 undecidable manual S 15 27.75 108 -0.31 70
IV.CSP1.EHZ. 2022-06-21T22:03:27.23 0.1 undecidable manual P 359 49.1175 50 -0.2 92
7F.SIB1.EHZ. 2022-06-21T22:03:27.91 0.3 undecidable manual S 9 27.5502 108 -0.29 71
IV.MF5.EHZ. 2022-06-21T22:03:26.63 0.1 undecidable manual P 28 42.4242 50 0.24 93
IV.NRCA.HHZ. 2022-06-21T22:03:26.07 0.3 undecidable manual S 338 22.0668 112 -0.34 71
IV.CESI.HHZ. 2022-06-21T22:03:26.72 0.3 undecidable manual P 327 46.9197 50 -0.37 67
IV.ASCOL.EHN. 2022-06-21T22:03:25.29 0.6 undecidable manual P 53 37.7289 50 -0.38 45
IV.GIGS.HHZ. 2022-06-21T22:03:25.12 0.1 undecidable manual P 127 36.3414 50 -0.34 92
IV.MTRA.EHZ. 2022-06-21T22:03:25.45 0.3 undecidable manual S 51 18.87 115 0.07 75
IV.ARRO.EHZ. 2022-06-21T22:03:25.33 0.1 positive manual P 258 37.629 50 -0.34 91
IV.SAMA.EHZ. 2022-06-21T22:03:25.48 3.0 undecidable manual P 0
MN.AQU.HNN. 2022-06-21T22:03:25.45 1.0 undecidable manual P 155 36.2415 50 0.01 25
IV.CAMP.HHZ. 2022-06-21T22:03:25.70 0.3 undecidable manual S 129 20.0688 114 -0.08 75
IV.MMO1.EHZ. 2022-06-21T22:03:24.15 0.1 positive manual P 18 29.1486 107 -0.1 98
IV.RM33.EHZ. 2022-06-21T22:03:24.70 0.3 undecidable manual S 181 15.5733 120 0.32 72
IV.MC2.EHZ. 2022-06-21T22:03:24.26 0.1 positive manual P 355 29.1486 107 0 100
IV.TERO.HHN. 2022-06-21T22:03:24.41 0.1 undecidable manual P 95 31.746 50 -0.34 92
IV.LNSS.HHZ. 2022-06-21T22:03:24.65 0.3 undecidable manual S 250 15.3735 120 0.35 71
7F.SIB2.EHZ. 2022-06-21T22:03:23.84 0.1 positive manual P 15 27.75 108 -0.14 97
7F.SIB1.EHZ. 2022-06-21T22:03:23.99 0.1 undecidable manual P 9 27.5502 108 0.04 99
7F.SIB3.EHZ. 2022-06-21T22:03:23.49 0.1 positive manual P 10 25.3524 109 -0.05 99
IV.GAVE.EHZ. 2022-06-21T22:03:23.69 0.1 positive manual P 280 26.751 108 -0.12 98
IV.MTRA.EHZ. 2022-06-21T22:03:22.56 0.1 undecidable manual P 51 18.87 115 0.23 97
IV.CAMP.HHZ. 2022-06-21T22:03:22.79 0.1 undecidable manual P 129 20.0688 114 0.23 97
IV.RM33.EHZ. 2022-06-21T22:03:22.13 0.1 positive manual P 181 15.5733 120 0.38 94
IV.NRCA.HHZ. 2022-06-21T22:03:22.96 0.1 negative manual P 338 22.0668 112 0.04 100
IV.LNSS.HHZ. 2022-06-21T22:03:22.06 0.1 positive manual P 250 15.3735 120 0.36 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:1.8 0.00056809625 0.1408 AML other m 2022-06-21T22:03:24.76
IV.LNSS.HHE. ML:2.0 0.00102 0.16 AML other m 2022-06-21T22:03:24.88
IV.RM33.HNN. ML:2.0 0.000922 1.84 AML other m 2022-06-21T22:03:24.02
IV.RM33.EHN. ML:2.0 0.0009319500000000001 0.1664 AML other m 2022-06-21T22:03:25.03
IV.RM33.HNE. ML:1.7 0.0005456664 0.192 AML other m 2022-06-21T22:03:25.51
IV.RM33.EHE. ML:1.8 0.0005486207000000001 0.1792 AML other m 2022-06-21T22:03:25.52
IV.MTRA.HNN. ML:2.0 0.0007963973 0.1024 AML other m 2022-06-21T22:03:25.61
IV.MTRA.EHN. ML:2.0 0.0008063728 0.0896 AML other m 2022-06-21T22:03:25.61
IV.MTRA.EHE. ML:1.8 0.00050962425 0.0768 AML other m 2022-06-21T22:03:25.64
IV.MTRA.HNE. ML:1.8 0.0004917899 0.0896 AML other m 2022-06-21T22:03:25.63
IV.NRCA.HHE. ML:2.1 0.0009139999999999999 0.16 AML other m 2022-06-21T22:03:26.70
IV.NRCA.HHN. ML:1.9 0.0005385 0.1 AML other m 2022-06-21T22:03:27.17
IV.GAVE.EHN. ML:1.9 0.00045400324999999995 0.1408 AML other m 2022-06-21T22:03:27.91
IV.MMO1.EHN. ML:1.4 0.00013166169999999998 0.2048 AML other m 2022-06-21T22:03:28.72
IV.GAVE.EHE. ML:1.9 0.0004195 0.18 AML other m 2022-06-21T22:03:29.66
IV.MMO1.EHE. ML:1.4 0.0001358024 0.3328 AML other m 2022-06-21T22:03:32.61
IV.MC2.EHN. ML:2.2 0.00078510845 0.2304 AML other m 2022-06-21T22:03:30.16
IV.MC2.EHE. ML:1.9 0.0004143295 0.2176 AML other m 2022-06-21T22:03:30.64
IV.ARRO.EHN. ML:1.3 0.000074574795 0.1152 AML other m 2022-06-21T22:03:31.12
IV.ARRO.EHE. ML:1.2 0.000057750830000000005 0.1664 AML other m 2022-06-21T22:03:33.31
IV.GUMA.HHE. ML:2.1 0.00036899999999999997 0.4 AML other m 2022-06-21T22:03:34.63
IV.CESI.HHE. ML:1.0 0.00003225904 0.2048 AML other m 2022-06-21T22:03:34.98
IV.CSP1.EHN. ML:1.7 0.00012347135 0.1536 AML other m 2022-06-21T22:03:35.24
IV.CSP1.EHE. ML:1.5 0.00008879730500000001 0.2176 AML other m 2022-06-21T22:03:35.45
IV.GUMA.HHN. ML:2.0 0.0002635 0.26 AML other m 2022-06-21T22:03:36.41
IV.CESX.HHN. ML:1.3 0.00004915 0.22 AML other m 2022-06-21T22:03:37.27
IV.CESX.HHE. ML:1.2 0.000037793585 0.2816 AML other m 2022-06-21T22:03:38.46
IV.MML1.EHN. ML:1.0 0.0000230711815 0.256 AML other m 2022-06-21T22:03:38.84
IV.ASSB.HHE. ML:1.3 0.0000346 0.18 AML other m 2022-06-21T22:03:39.80
IV.ASSB.HHN. ML:1.3 0.000036750000000000006 0.3 AML other m 2022-06-21T22:03:39.78
IV.CESI.HHN. ML:1.2 0.000047672389999999994 0.1408 AML other m 2022-06-21T22:03:35.23
IV.ATCC.EHN. ML:1.1 0.00002140802 0.2432 AML other m 2022-06-21T22:03:43.07
IV.MML1.EHE. ML:1.0 0.000025812625 0.1536 AML other m 2022-06-21T22:03:38.52
IV.CING.HHE. ML:0.0 0.000019827057 0.1792 AML other m 2022-06-21T22:03:45.40
IV.CING.HHN. ML:0.0 0.000036297579999999995 0.128 AML other m 2022-06-21T22:03:46.20
IV.ATCC.EHE. ML:1.2 0.0000262 0.94 AML other m 2022-06-21T22:03:47.60
IV.LNSS.HNE. ML:2.0 0.0009651200500000001 0.1536 AML other m 2022-06-21T22:03:24.81
IV.LNSS.HNN. ML:1.7 0.000531402055 0.1408 AML other m 2022-06-21T22:03:24.76
IV.NRCA.HNN. ML:1.9 0.0005116403 0.1024 AML other m 2022-06-21T22:03:27.12
IV.NRCA.HNE. ML:2.1 0.0008288735 0.1152 AML other m 2022-06-21T22:03:26.84
IV.GAVE.HNE. ML:1.8 0.00039536445 0.192 AML other m 2022-06-21T22:03:29.74
IV.GAVE.HNN. ML:1.4 0.0001290199 0.1408 AML other m 2022-06-21T22:03:27.99
IV.GIGS.HHN. ML:0.0 0.00004435186 0.2432 AML other m 2022-06-21T22:03:30.36
IV.GIGS.HHE. ML:0.0 0.000033590115 0.2176 AML other m 2022-06-21T22:03:30.36
IV.MF5.EHE. ML:1.5 0.0000986744 0.3712 AML other m 2022-06-21T22:03:33.63
IV.MF5.EHN. ML:1.5 0.00010085471 0.1792 AML other m 2022-06-21T22:03:33.65
IV.CESI.HNE. ML:1.7 0.00013919232 0.8192 AML other m 2022-06-21T22:03:28.53
IV.GUMA.HNE. ML:2.0 0.00029812515 0.3456 AML other m 2022-06-21T22:03:34.64
IV.OFFI.HHN. ML:1.6 0.000095000795 0.2176 AML other m 2022-06-21T22:03:39.06
IV.OFFI.HHE. ML:1.4 0.00007229705 0.2816 AML other m 2022-06-21T22:03:39.91
IV.MNTT.EHN. ML:1.8 0.000135245865 0.2432 AML other m 2022-06-21T22:03:41.63
IV.MNTT.EHE. ML:1.6 0.000101296765 0.384 AML other m 2022-06-21T22:03:38.66
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