Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 05-02-2022 and time 11:45:10 (Italy) in region 2 km N Accumoli (RI)

A magnitude ML 1.7 earthquake occured in region: 2 km N Accumoli (RI), on

  • 05-02-2022 10:45:10 (UTC)
  • 05-02-2022 11:45:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7170, 13.2550 at 10 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 2 667 667
Arquata del Tronto AP 7 1178 1845
Amatrice RI 10 2657 4502
Cittareale RI 13 482 4984
Acquasanta Terme AP 14 2916 7900
Montegallo AP 16 523 8423
Norcia PG 16 4957 13380
Cascia PG 20 3217 16597
Campotosto AQ 20 542 17139

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km W of Teramo (54892 inhabitants)
42 Km N of L'Aquila (69753 inhabitants)
52 Km SE of Foligno (57155 inhabitants)
53 Km E of Terni (111501 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
83 Km W of Pescara (121014 inhabitants)
85 Km W of Chieti (51815 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km NE of Tivoli (56533 inhabitants)
100 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 2022-02-05
10:45:10		 42.7167 13.2548 10 2022-07-08
12:34:02		 Bollettino Sismico Italiano INGV 105920671
Reviewed
Rev100 		ML 1.8 2022-02-05
10:45:10		 42.7198 13.2497 10 2022-02-05
10:52:13		 Sala Sismica INGV-Roma 100617151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-05 10:45:10 ± 0.05
Latitude 42.7167 ± 0.0027
Longitude 13.2548 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 105920671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 331
Semi-minor axis of confidence ellipse (meter) 201
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 103
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) 46
Number of associated phases, regardless of their use for origin computation 63
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.62233
Number of stations at which the event was observed 42
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 34
Type of magnitude ML
Reference to an origin 100617151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-05 10:52:13

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 105920671
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-11 23:36:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIZZ.HHZ. 2022-02-05T10:46:21.12 3.0 undecidable manual Sg 15.67 0
CH.FUORN.HHZ. 2022-02-05T10:46:14.20 3.0 undecidable manual Pg 17.16 0
IV.IMOL.HNZ. 2022-02-05T10:46:04.63 3.0 undecidable manual Sn 3.42 0
AC.KBN.HHZ. 2022-02-05T10:46:02.38 3.0 negative manual Pg 12.72 0
IV.SFI.EHZ. 2022-02-05T10:45:58.87 3.0 undecidable manual Sg 7.13 0
IV.ZEN8.EHZ. 2022-02-05T10:45:52.51 3.0 undecidable manual Pg 9.06 0
IV.RIBO.EHZ.01 2022-02-05T10:45:51.67 3.0 undecidable manual Sn 0.75 0
OX.SABO.HNZ. 2022-02-05T10:45:46.36 3.0 negative manual Pg 9.35 0
SL.KOGS.BHZ. 2022-02-05T10:45:44.07 3.0 negative manual Pn -1.4 0
IV.ORI.HHZ. 2022-02-05T10:45:42.36 3.0 undecidable manual Sn -3.05 0
MN.VAE.HHZ. 2022-02-05T10:45:41.92 3.0 positive manual Pn -0.53 0
IV.MOMA.HHZ. 2022-02-05T10:45:29.09 0.6 undecidable manual S 280 56.5989 50 0.69 39
IV.PP3.EHZ. 2022-02-05T10:45:26.45 3.0 undecidable manual Sn 3.17 0
IV.MML1.EHZ. 2022-02-05T10:45:26.45 0.3 undecidable manual S 333 49.7169 50 -0.1 70
IV.GUMA.HHZ. 2022-02-05T10:45:24.32 0.3 undecidable manual S 10 38.9277 50 0.63 62
IV.ARRO.EHZ. 2022-02-05T10:45:24.61 0.1 undecidable manual S 249 42.7239 50 -0.09 94
IV.CSP1.EHZ. 2022-02-05T10:45:24.21 0.3 undecidable manual S 354 41.8248 50 -0.24 69
IV.SFI.EHZ. 2022-02-05T10:45:23.01 3.0 positive manual Pn 4.76 0
IV.MF5.EHZ. 2022-02-05T10:45:23.18 0.3 undecidable manual S 29 34.3434 50 0.71 61
IV.EL6.EHZ. 2022-02-05T10:45:23.06 0.3 undecidable manual P 350 69.0753 50 0.27 65
IV.FDMO.HHZ. 2022-02-05T10:45:23.13 0.6 undecidable manual S 339 38.0286 50 -0.31 45
IV.GAVE.EHZ. 2022-02-05T10:45:21.19 0.1 undecidable manual S 265 29.5482 50 0.02 98
IV.MOMA.HHZ. 2022-02-05T10:45:20.93 0.1 undecidable manual P 280 56.5989 50 0.06 92
IV.TERO.HHN. 2022-02-05T10:45:20.66 0.6 undecidable manual S 110 30.3474 50 -0.72 40
IV.BADI.EHZ. 2022-02-05T10:45:20.71 3.0 undecidable manual Pg 9.08 0
IV.LNSS.HHZ. 2022-02-05T10:45:19.15 0.3 undecidable manual S 234 21.5673 115 0.35 70
IV.MML1.EHZ. 2022-02-05T10:45:19.68 0.1 undecidable manual P 333 49.7169 50 -0.12 93
IV.RM33.HNE. 2022-02-05T10:45:19.26 0.6 undecidable manual S 188 23.2545 113 -0.08 49
IV.CAMP.HHE. 2022-02-05T10:45:19.13 0.6 undecidable manual S 148 23.6541 113 -0.34 46
IV.MC2.EHZ. 2022-02-05T10:45:19.10 0.3 undecidable manual S 346 22.2555 114 0.09 73
IV.OFFI.HHE. 2022-02-05T10:45:19.34 0.3 undecidable manual P 55 42.624 50 0.63 62
IV.GUMA.HHZ. 2022-02-05T10:45:18.09 0.1 undecidable manual P 10 38.9277 50 -0.05 96
IV.MMO1.EHZ. 2022-02-05T10:45:18.36 0.3 undecidable manual S 16 21.0678 115 -0.29 71
7F.SIB1.EHE. 2022-02-05T10:45:18.26 0.6 undecidable manual S 4 19.7691 117 0.02 50
IV.ARRO.EHZ. 2022-02-05T10:45:18.34 0.1 undecidable manual P 249 42.7239 50 -0.39 89
IV.CSP1.EHZ. 2022-02-05T10:45:18.43 0.1 undecidable manual P 354 41.8248 50 -0.16 93
IV.FDMO.HHZ. 2022-02-05T10:45:17.71 0.1 undecidable manual P 339 38.0286 50 -0.29 91
IV.NRCA.HHZ. 2022-02-05T10:45:17.44 0.3 undecidable manual S 319 17.2716 120 -0.04 75
7F.SIB3.EHN. 2022-02-05T10:45:17.34 0.6 undecidable manual S 4 17.5713 119 -0.23 48
IV.MF5.EHZ. 2022-02-05T10:45:17.67 0.1 undecidable manual P 29 34.3434 50 0.23 93
7F.SIB2.EHE. 2022-02-05T10:45:17.92 0.6 undecidable manual S 12 19.7691 117 -0.31 47
IV.SMA1.EHZ. 2022-02-05T10:45:16.06 0.6 undecidable manual S 146 11.5773 130 0.21 49
IV.TERO.HHN. 2022-02-05T10:45:16.47 0.3 undecidable manual P 110 30.3474 50 -0.34 69
IV.GAVE.EHZ. 2022-02-05T10:45:16.53 0.1 undecidable manual P 265 29.5482 50 -0.16 95
IV.MTRA.EHZ. 2022-02-05T10:45:16.08 0.3 undecidable manual S 69 12.3765 129 0.02 76
IV.CAMP.HHE. 2022-02-05T10:45:15.57 0.1 undecidable manual P 148 23.6541 113 -0.14 97
IV.MC2.EHZ. 2022-02-05T10:45:15.37 0.1 undecidable manual P 346 22.2555 114 -0.07 98
IV.LNSS.HHZ. 2022-02-05T10:45:15.46 0.1 undecidable manual P 234 21.5673 115 0.14 97
IV.RM33.HNE. 2022-02-05T10:45:15.64 0.1 undecidable manual P 188 23.2545 113 0.01 99
IV.MMO1.EHZ. 2022-02-05T10:45:15.17 0.1 undecidable manual P 16 21.0678 115 -0.06 99
7F.SIB1.EHE. 2022-02-05T10:45:15.04 0.1 undecidable manual P 4 19.7691 117 0.04 99
7F.SIB2.EHE. 2022-02-05T10:45:14.86 0.1 undecidable manual P 12 19.7691 117 -0.13 97
IV.NRCA.HHZ. 2022-02-05T10:45:14.60 0.1 undecidable manual P 319 17.2716 120 0.05 100
7F.SIB3.EHN. 2022-02-05T10:45:14.59 0.1 undecidable manual P 4 17.5713 119 -0.02 100
IV.MTRA.EHZ. 2022-02-05T10:45:13.90 0.1 undecidable manual P 69 12.3765 129 0.16 98
IV.SMA1.EHZ. 2022-02-05T10:45:13.99 0.1 undecidable manual P 146 11.5773 130 0.37 94
IV.COR1.EHZ. 2022-02-05T10:45:12.69 3.0 positive manual Pn 4.54 0
IV.MTMR.EHZ. 2022-02-05T10:44:59.12 3.0 undecidable manual P 2.63 0
IV.OVO.HHZ. 2022-02-05T10:44:58.53 3.0 undecidable manual Pn 2.11 0
IV.IFOR.HHZ. 2022-02-05T10:44:58.15 3.0 positive manual P -0.77 0
IV.VIVA.HHZ. 2022-02-05T10:44:57.44 3.0 undecidable manual P -0.54 0
IV.CMIS.HHZ. 2022-02-05T10:44:57.43 3.0 negative manual P 0.02 0
IV.VCEL.EHZ. 2022-02-05T10:44:46.22 3.0 negative manual P -1.51 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHN. ML:1.6 0.000504 0.84 AML other m 2022-02-05T10:45:16.70
IV.MTRA.HNN. ML:1.6 0.0005365 0.54 AML other m 2022-02-05T10:45:16.28
IV.MTRA.HNE. ML:1.9 0.0009535 0.2 AML other m 2022-02-05T10:45:16.61
IV.MTRA.EHE. ML:1.9 0.000944 0.2 AML other m 2022-02-05T10:45:16.71
IV.NRCA.HNE. ML:1.9 0.000711 0.2 AML other m 2022-02-05T10:45:17.50
IV.NRCA.HHE. ML:1.9 0.000716 0.18 AML other m 2022-02-05T10:45:17.51
IV.NRCA.HHN. ML:1.9 0.0007005 0.16 AML other m 2022-02-05T10:45:17.56
IV.NRCA.HNN. ML:1.8 0.000643 0.14 AML other m 2022-02-05T10:45:17.63
IV.MMO1.EHE. ML:1.6 0.0002595 0.44 AML other m 2022-02-05T10:45:18.66
IV.MMO1.EHN. ML:1.8 0.00045650000000000004 0.22 AML other m 2022-02-05T10:45:18.59
IV.MC2.EHN. ML:2.0 0.0006485 1.78 AML other m 2022-02-05T10:45:20.93
IV.LNSS.HHE. ML:1.6 0.0002515 0.14 AML other m 2022-02-05T10:45:20.45
IV.LNSS.HHN. ML:1.4 0.000182 0.16 AML other m 2022-02-05T10:45:20.48
IV.MC2.EHE. ML:1.8 0.000376 1.08 AML other m 2022-02-05T10:45:21.01
IV.GAVE.EHN. ML:1.6 0.0001895 0.68 AML other m 2022-02-05T10:45:22.03
IV.GAVE.EHE. ML:1.5 0.000153 1.08 AML other m 2022-02-05T10:45:23.72
IV.FDMO.HHN. ML:1.2 0.0000549 0.6 AML other m 2022-02-05T10:45:24.51
IV.GUMA.HNN. ML:2.1 0.0004685 0.28 AML other m 2022-02-05T10:45:24.49
IV.GUMA.HHN. ML:2.0 0.0003925 0.54 AML other m 2022-02-05T10:45:24.65
IV.GUMA.HNE. ML:2.0 0.0003355 0.24 AML other m 2022-02-05T10:45:24.70
IV.GUMA.HHE. ML:2.2 0.000499 0.26 AML other m 2022-02-05T10:45:24.59
IV.CSP1.EHN. ML:1.7 0.000156 1 AML other m 2022-02-05T10:45:25.06
IV.FDMO.HHE. ML:1.2 0.00005395 0.42 AML other m 2022-02-05T10:45:25.23
IV.CSP1.EHE. ML:1.6 0.00013800000000000002 0.6 AML other m 2022-02-05T10:45:25.39
IV.MOMA.HHE. ML:1.4 0.000052499999999999995 0.26 AML other m 2022-02-05T10:45:29.53
IV.MOMA.HHN. ML:1.3 0.00004149999999999999 1.44 AML other m 2022-02-05T10:45:31.10
IV.SMA1.EHE. ML:1.6 0.0004205 0.38 AML other m 2022-02-05T10:45:32.52
IV.SMA1.EHN. ML:1.6 0.0004165 0.1 AML other m 2022-02-05T10:45:32.70
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