Earthquake with magnitude of ML 1.5 on date 22-02-2022 and time 21:16:57 (Italy) in region 3 km SE Accumoli (RI)

A magnitude ML 1.5 earthquake occured in region: 3 km SE Accumoli (RI), on

  • 22-02-2022 20:16:57 (UTC)
  • 22-02-2022 21:16:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6810, 13.2800 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.

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 3 667 667
Amatrice RI 6 2657 3324
Arquata del Tronto AP 10 1178 4502
Cittareale RI 12 482 4984
Acquasanta Terme AP 15 2916 7900
Campotosto AQ 16 542 8442
Montereale AQ 18 2581 11023
Capitignano AQ 18 665 11688
Montegallo AP 19 523 12211
Valle Castellana TE 19 977 13188
Norcia PG 20 4957 18145
Cortino TE 20 656 18801

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km W of Teramo (54892 inhabitants)
38 Km N of L'Aquila (69753 inhabitants)
53 Km E of Terni (111501 inhabitants)
56 Km SE of Foligno (57155 inhabitants)
74 Km W of Montesilvano (53738 inhabitants)
80 Km W of Pescara (121014 inhabitants)
82 Km W of Chieti (51815 inhabitants)
87 Km SE of Perugia (166134 inhabitants)
88 Km NE of Guidonia Montecelio (88673 inhabitants)
89 Km NE of Tivoli (56533 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 1.5 2022-02-22
20:16:57
42.6808 13.2798 10 2022-07-08
12:33:54
Bollettino Sismico Italiano INGV 104403991
Reviewed
Rev100
ML 1.6 2022-02-22
20:16:57
42.6782 13.282 10 2022-02-22
20:23:25
Sala Sismica INGV-Roma 101339361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-22 20:16:57 ± 0.06
Latitude 42.6808 ± 0.0027
Longitude 13.2798 ± 0.0061
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 104403991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 451
Semi-minor axis of confidence ellipse (meter) 185
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 93
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 42
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) 0.06475
Epicentral distance of station farthest from the epicenter (degree) 0.42988
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 104403991
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-10 14:04:02

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 101339361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-22 20:23:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OFFI.HHZ. 2022-02-22T20:17:14.24 0.6 undecidable manual S 49 43.4232 50 2.17 16
IV.CESI.HHZ. 2022-02-22T20:17:13.14 0.3 undecidable manual S 320 47.1195 50 0.07 71
IV.FIAM.HNZ. 2022-02-22T20:17:13.17 0.6 undecidable manual S 196 47.7189 50 -0.04 48
IV.CSP1.EHZ. 2022-02-22T20:17:12.82 0.6 undecidable manual S 352 46.0206 50 0.06 48
IV.ARRO.EHZ. 2022-02-22T20:17:12.17 0.3 undecidable manual S 255 43.4232 50 0.09 71
IV.GUMA.HHZ. 2022-02-22T20:17:12.37 0.3 undecidable manual S 6 42.624 50 0.51 65
IV.MF5.EHZ. 2022-02-22T20:17:11.18 0.3 undecidable manual S 23 37.0296 50 0.81 59
IV.FDMO.HHZ. 2022-02-22T20:17:10.98 0.6 undecidable manual S 338 42.4242 50 -0.84 38
IV.GIGS.HJZ. 2022-02-22T20:17:09.00 0.6 undecidable manual S 136 34.743 50 -0.77 40
IV.GAVE.EHZ. 2022-02-22T20:17:08.83 0.3 undecidable manual S 272 31.4463 50 -0.05 73
IV.MC2.EHZ. 2022-02-22T20:17:07.39 0.6 undecidable manual S 344 26.6511 50 -0.2 48
IV.CESI.HHZ. 2022-02-22T20:17:06.48 0.1 undecidable manual P 320 47.1195 50 -0.15 93
IV.OFFI.HHZ. 2022-02-22T20:17:06.68 0.1 undecidable manual P 49 43.4232 50 0.63 83
IV.GUMA.HHZ. 2022-02-22T20:17:06.16 1.0 undecidable manual P 6 42.624 50 0.23 23
IV.LNSS.HHZ. 2022-02-22T20:17:06.42 0.6 undecidable manual S 246 21.3675 115 0.39 46
IV.CSP1.EHZ. 2022-02-22T20:17:06.32 0.3 undecidable manual P 352 46.0206 50 -0.13 71
IV.FIAM.HNZ. 2022-02-22T20:17:06.61 0.1 undecidable manual P 196 47.7189 50 -0.09 94
7F.SIB1.EHZ. 2022-02-22T20:17:06.70 0.3 undecidable manual S 358 23.754 113 -0.08 74
IV.ARRO.EHZ. 2022-02-22T20:17:06.22 0.1 undecidable manual P 255 43.4232 50 0.17 94
IV.TERO.HHZ. 2022-02-22T20:17:06.89 0.6 undecidable manual S 104 27.2505 50 -0.85 39
7F.SIB2.EHZ. 2022-02-22T20:17:06.20 0.6 undecidable manual S 5 23.4543 113 -0.47 45
IV.CAMP.HHZ. 2022-02-22T20:17:05.15 0.6 undecidable manual S 147 19.2696 118 -0.22 48
IV.RM33.EHZ. 2022-02-22T20:17:05.61 0.3 undecidable manual S 196 19.7691 117 0.07 75
IV.NRCA.HHZ. 2022-02-22T20:17:05.91 0.3 undecidable manual S 322 21.6672 115 -0.22 72
IV.MF5.EHZ. 2022-02-22T20:17:05.35 0.1 positive manual P 23 37.0296 50 0.28 92
IV.FDMO.HHZ. 2022-02-22T20:17:05.75 0.1 undecidable manual P 338 42.4242 50 -0.15 94
7F.SIB3.EHZ. 2022-02-22T20:17:05.75 0.3 undecidable manual S 358 21.5673 115 -0.34 70
IV.GAVE.EHZ. 2022-02-22T20:17:04.13 0.1 positive manual P 272 31.4463 50 -0.07 98
IV.GIGS.HJZ. 2022-02-22T20:17:04.22 0.1 undecidable manual P 136 34.743 50 -0.5 89
IV.MC2.EHZ. 2022-02-22T20:17:03.44 0.1 undecidable manual P 344 26.6511 50 -0.02 99
IV.TERO.HHZ. 2022-02-22T20:17:03.14 0.6 undecidable manual P 104 27.2505 50 -0.41 46
IV.MTRA.EHZ. 2022-02-22T20:17:03.30 0.3 undecidable manual S 48 12.6762 129 -0.17 74
7F.SIB1.EHZ. 2022-02-22T20:17:03.03 0.1 undecidable manual P 358 23.754 113 0.04 100
IV.SMA1.EHZ. 2022-02-22T20:17:02.39 0.6 undecidable manual S 141 7.1928 145 0.25 49
7F.SIB2.EHZ. 2022-02-22T20:17:02.82 0.1 undecidable manual P 5 23.4543 113 -0.11 98
7F.SIB3.EHZ. 2022-02-22T20:17:02.44 0.1 undecidable manual P 358 21.5673 115 -0.16 98
IV.LNSS.HHZ. 2022-02-22T20:17:02.70 0.1 positive manual P 246 21.3675 115 0.14 98
IV.CAMP.HHZ. 2022-02-22T20:17:02.25 0.3 undecidable manual P 147 19.2696 118 0.07 75
IV.RM33.EHZ. 2022-02-22T20:17:02.41 0.1 positive manual P 196 19.7691 117 0.13 98
IV.NRCA.HHZ. 2022-02-22T20:17:02.58 0.1 negative manual P 322 21.6672 115 -0.04 100
IV.MTRA.EHZ. 2022-02-22T20:17:01.20 0.1 positive manual P 48 12.6762 129 0.12 100
IV.SMA1.EHZ. 2022-02-22T20:17:00.74 0.1 negative manual P 141 7.1928 145 0.43 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.8 0.0010069999999999999 0.3 AML other m 2022-02-22T20:17:02.56
IV.SMA1.EHE. ML:1.6 0.0006785 0.12 AML other m 2022-02-22T20:17:02.56
IV.MTRA.EHE. ML:1.8 0.0007745 0.42 AML other m 2022-02-22T20:17:03.64
IV.MTRA.HNE. ML:1.8 0.0007725 0.42 AML other m 2022-02-22T20:17:03.64
IV.MTRA.EHN. ML:1.9 0.0008500000000000001 0.56 AML other m 2022-02-22T20:17:03.69
IV.MTRA.HNN. ML:1.9 0.000867 0.56 AML other m 2022-02-22T20:17:03.69
IV.CAMP.HHE. ML:0.8 0.00004673947000000001 0.1664 AML other m 2022-02-22T20:17:05.23
IV.CAMP.HHN. ML:0.8 0.000044820515 0.64 AML other m 2022-02-22T20:17:05.56
IV.RM33.EHE. ML:1.4 0.0001785 1.14 AML other m 2022-02-22T20:17:06.33
IV.RM33.EHN. ML:1.3 0.0001395 1.22 AML other m 2022-02-22T20:17:06.18
IV.NRCA.HHE. ML:1.5 0.00023649999999999998 0.42 AML other m 2022-02-22T20:17:06.66
IV.NRCA.HNE. ML:1.5 0.0002050937 0.1024 AML other m 2022-02-22T20:17:07.33
IV.TERO.HHN. ML:1.2 0.000087552625 0.064 AML other m 2022-02-22T20:17:07.56
IV.NRCA.HHN. ML:1.4 0.000169 0.1 AML other m 2022-02-22T20:17:07.87
IV.NRCA.HNN. ML:1.4 0.0001754263 0.128 AML other m 2022-02-22T20:17:07.76
IV.GAVE.EHN. ML:1.6 0.0001885 0.2 AML other m 2022-02-22T20:17:09.32
IV.GAVE.EHE. ML:1.6 0.00016499999999999997 1.16 AML other m 2022-02-22T20:17:09.64
IV.TERO.HHE. ML:1.2 0.00007683904 0.1664 AML other m 2022-02-22T20:17:09.75
IV.MF5.EHN. ML:1.4 0.00010305769000000001 0.3584 AML other m 2022-02-22T20:17:11.50
IV.MF5.EHE. ML:1.4 0.00010670129500000001 0.2816 AML other m 2022-02-22T20:17:11.84
IV.FDMO.HHN. ML:0.8 0.000021871455 0.2048 AML other m 2022-02-22T20:17:12.59
IV.GUMA.HHE. ML:1.8 0.000219 1.72 AML other m 2022-02-22T20:17:12.05
IV.GUMA.HHN. ML:1.8 0.000183 0.46 AML other m 2022-02-22T20:17:13.07
IV.FDMO.HHE. ML:0.9 0.000023211949500000003 0.1792 AML other m 2022-02-22T20:17:13.60
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