Earthquake with magnitude of ML 1.7 on date 21-01-2022 and time 11:21:44 (Italy) in region 2 km W Offida (AP)

A magnitude ML 1.7 earthquake occured in region: 2 km W Offida (AP), on

  • 21-01-2022 10:21:44 (UTC)
  • 21-01-2022 11:21:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9430, 13.6660 at 28 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
Offida AP 2 5058 5058
Castignano AP 4 2796 7854
Appignano del Tronto AP 5 1785 9639
Cossignano AP 5 978 10617
Montalto delle Marche AP 7 2122 12739
Castorano AP 7 2380 15119
Montedinove AP 7 488 15607
Rotella AP 9 906 16513
Castel di Lama AP 9 8634 25147
Colli del Tronto AP 10 3668 28815
Carassai AP 10 1100 29915
Ripatransone AP 10 4309 34224
Spinetoli AP 11 7215 41439
Ortezzano FM 11 774 42213
Monsampolo del Tronto AP 11 4611 46824
Monte Rinaldo FM 12 379 47203
Acquaviva Picena AP 12 3831 51034
Ascoli Piceno AP 12 49407 100441
Monte Vidon Combatte FM 12 433 100874
Maltignano AP 12 2401 103275
Ancarano TE 13 1857 105132
Montelparo FM 14 778 105910
Sant'Egidio alla Vibrata TE 14 9811 115721
Folignano AP 14 9241 124962
Petritoli FM 14 2335 127297
Monteprandone AP 14 12655 139952
Montefiore dell'Aso AP 14 2123 142075
Force AP 14 1354 143429
Montottone FM 15 979 144408
Venarotta AP 16 2066 146474
Controguerra TE 16 2436 148910
Torano Nuovo TE 16 1611 150521
Monteleone di Fermo FM 16 395 150916
Massignano AP 16 1638 152554
Santa Vittoria in Matenano FM 16 1330 153884
Monterubbiano FM 17 2230 156114
Monsampietro Morico FM 17 659 156773
Monte Giberto FM 17 801 157574
Moresco FM 17 598 158172
Grottammare AP 17 16006 174178
Palmiano AP 18 196 174374
Montefalcone Appennino FM 18 424 174798
San Benedetto del Tronto AP 18 47303 222101
Ponzano di Fermo FM 18 1674 223775
Roccafluvione AP 18 2010 225785
Colonnella TE 18 3734 229519
Cupra Marittima AP 18 5398 234917
Nereto TE 18 5242 240159
Corropoli TE 19 5045 245204
Civitella del Tronto TE 19 5116 250320
Smerillo FM 19 365 250685
Campofilone FM 20 1916 252601
Belmonte Piceno FM 20 646 253247
Grottazzolina FM 20 3398 256645

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of Teramo (54892 inhabitants)
62 Km NW of Montesilvano (53738 inhabitants)
69 Km NE of L'Aquila (69753 inhabitants)
70 Km NW of Pescara (121014 inhabitants)
76 Km S of Ancona (100861 inhabitants)
78 Km NW of Chieti (51815 inhabitants)
78 Km E of Foligno (57155 inhabitants)
93 Km E of Terni (111501 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 2022-01-21
10:21:44
42.9428 13.6658 28 2022-07-08
12:33:35
Bollettino Sismico Italiano INGV 101848711
Reviewed
Rev100
ML 1.7 2022-01-21
10:21:44
42.9367 13.6658 29 2022-01-21
10:32:50
Sala Sismica INGV-Roma 100009811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-21 10:21:44 ± 0.17
Latitude 42.9428 ± 0.0054
Longitude 13.6658 ± 0.0098
Depth (km) 28 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101848711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 796
Semi-minor axis of confidence ellipse (meter) 464
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 81
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 211
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43347
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations 3
Type of magnitude ML
Reference to an origin 100009811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-21 10:32:50

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations 3
Type of magnitude ML
Reference to an origin 101848711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-04-13 13:46:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIPA.HHZ. 2022-01-21T10:25:31.50 3.0 undecidable manual S 9.999 0
IV.ATPI.EHZ. 2022-01-21T10:24:18.30 3.0 undecidable manual S 9.999 0
IV.CADC.EHZ. 2022-01-21T10:23:32.72 3.0 undecidable manual Sg 8.92 0
IV.ZEN8.EHZ. 2022-01-21T10:23:29.83 3.0 undecidable manual Sg 9.35 0
SI.BOSI.HHZ. 2022-01-21T10:23:27.56 3.0 undecidable manual Sn -6.04 0
OX.MLN.HHZ. 2022-01-21T10:23:22.70 3.0 undecidable manual Sg 3.94 0
IV.RESU.HHZ. 2022-01-21T10:23:20.40 3.0 undecidable manual P 1.79 0
IV.MSRU.HHZ. 2022-01-21T10:23:14.55 3.0 undecidable manual P 1.788 0
MN.TRI.HHZ. 2022-01-21T10:23:08.76 3.0 undecidable manual Sg 2.27 0
IV.PIPA.HHZ. 2022-01-21T10:23:01.64 3.0 negative manual P 1.454 0
IV.GIZZ.HHZ. 2022-01-21T10:22:55.67 3.0 negative manual P 5.64 0
SL.KOGS.BHZ. 2022-01-21T10:22:46.42 3.0 positive manual P 2.56 0
IV.SARZ.HHZ. 2022-01-21T10:22:42.29 3.0 undecidable manual P -1.23 0
IT.ORP.HGZ. 2022-01-21T10:22:42.93 3.0 undecidable manual Sn -1.03 0
CR.ZAG.BHZ. 2022-01-21T10:22:41.98 3.0 undecidable manual P 6.83 0
IV.CMPR.HHZ. 2022-01-21T10:22:39.23 3.0 undecidable manual P 1.001 0
IV.MNTV.EHZ. 2022-01-21T10:22:35.36 3.0 undecidable manual P 4.32 0
IV.PII.HHZ. 2022-01-21T10:22:28.97 3.0 undecidable manual P 6.33 0
IV.RCAV.EHZ. 2022-01-21T10:22:20.76 3.0 undecidable manual Sn -0.34 0
IV.APEC.HHZ. 2022-01-21T10:22:20.49 3.0 undecidable manual Sg -2.23 0
IV.ATPI.EHZ. 2022-01-21T10:22:02.45 3.0 undecidable manual P -1.37 0
IV.NRCA.HHZ. 2022-01-21T10:22:00.26 0.6 undecidable manual S 255 46.4202 115 0.17 47
IV.FDMO.HHZ. 2022-01-21T10:22:00.70 0.6 undecidable manual S 283 48.1185 114 0.2 46
IV.SMA1.EHN. 2022-01-21T10:21:59.97 0.6 undecidable manual S 218 43.8228 116 0.49 45
IV.CSP1.EHZ. 2022-01-21T10:21:58.70 0.6 undecidable manual S 294 40.8258 118 -0.07 48
IV.MC2.EHZ. 2022-01-21T10:21:58.50 0.6 undecidable manual S 265 38.9277 120 0.19 47
IV.TERO.HHZ. 2022-01-21T10:21:57.60 0.6 undecidable manual S 188 35.8419 122 -0.01 49
IV.MTRA.EHE. 2022-01-21T10:21:56.11 0.6 undecidable manual S 227 30.0477 128 -0.24 47
IV.MMO1.EHZ. 2022-01-21T10:21:55.60 0.6 undecidable manual S 260 27.9498 130 -0.3 47
IV.FDMO.HHZ. 2022-01-21T10:21:53.60 0.6 undecidable manual P 283 48.1185 114 -0.02 48
IV.MF5.EHZ. 2022-01-21T10:21:53.90 0.3 undecidable manual S 287 17.4714 144 -0.09 75
IV.NRCA.HHZ. 2022-01-21T10:21:53.73 0.6 undecidable manual P 255 46.4202 115 0.34 45
IV.MNTT.EHZ. 2022-01-21T10:21:53.92 0.6 undecidable manual S 337 14.3745 150 0.38 47
IV.CSP1.EHZ. 2022-01-21T10:21:52.54 0.1 undecidable manual P 294 40.8258 118 -0.09 97
IV.SMA1.EHN. 2022-01-21T10:21:52.96 0.3 undecidable manual P 218 43.8228 116 -0.07 72
IV.MC2.EHZ. 2022-01-21T10:21:52.50 0.3 undecidable manual P 265 38.9277 120 0.14 71
IV.TERO.HHZ. 2022-01-21T10:21:51.85 0.3 undecidable manual P 188 35.8419 122 -0.11 72
IV.MTRA.EHE. 2022-01-21T10:21:51.26 0.1 undecidable manual P 227 30.0477 128 0.03 99
IV.MMO1.EHZ. 2022-01-21T10:21:50.77 0.3 undecidable manual P 260 27.9498 130 -0.2 72
IV.MNTT.EHZ. 2022-01-21T10:21:49.67 0.1 undecidable manual P 337 14.3745 150 0.06 100
IV.MF5.EHZ. 2022-01-21T10:21:49.56 0.1 undecidable manual P 287 17.4714 144 -0.31 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MNTT.EHE. ML:1.8 0.0003181581 0.16 AML other m 2022-01-21T10:21:54.77
IV.MNTT.EHN. ML:1.9 0.0003545914 0.2816 AML other m 2022-01-21T10:21:55.57
IV.MMO1.EHE. ML:1.1 0.00005123657 0.5568 AML other m 2022-01-21T10:21:55.70
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