Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 06-04-2022 and time 04:48:34 (Italy) in region 1 km E Ovindoli (AQ)

A magnitude ML 1.0 earthquake occured in region: 1 km E Ovindoli (AQ), on

  • 06-04-2022 02:48:34 (UTC)
  • 06-04-2022 04:48:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.1350, 13.5360 at 11 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
Ovindoli AQ 1 1227 1227
Celano AQ 6 11017 12244
Aielli AQ 8 1475 13719
Rocca di Mezzo AQ 8 1526 15245
Cerchio AQ 10 1635 16880
Collarmele AQ 11 894 17774
Tione degli Abruzzi AQ 11 310 18084
Secinaro AQ 12 359 18443
Rocca di Cambio AQ 12 533 18976
Massa d'Albe AQ 12 1476 20452
Fontecchio AQ 12 369 20821
Fagnano Alto AQ 14 418 21239
Gagliano Aterno AQ 14 254 21493
Avezzano AQ 15 42515 64008
Magliano de' Marsi AQ 15 3690 67698
Villa Sant'Angelo AQ 15 424 68122
Acciano AQ 16 327 68449
Pescina AQ 16 4133 72582
Castelvecchio Subequo AQ 16 982 73564
San Benedetto dei Marsi AQ 16 3909 77473
Molina Aterno AQ 17 386 77859
Prata d'Ansidonia AQ 17 496 78355
Castel di Ieri AQ 17 303 78658
Caporciano AQ 17 230 78888
San Demetrio ne' Vestini AQ 17 1854 80742
Sant'Eusanio Forconese AQ 17 394 81136
Ocre AQ 17 1167 82303
Scurcola Marsicana AQ 18 2824 85127
Fossa AQ 18 721 85848
San Pio delle Camere AQ 20 661 86509
Trasacco AQ 20 6246 92755
Navelli AQ 20 554 93309
Luco dei Marsi AQ 20 6079 99388

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km SE of L'Aquila (69753 inhabitants)
57 Km W of Chieti (51815 inhabitants)
60 Km S of Teramo (54892 inhabitants)
64 Km E of Tivoli (56533 inhabitants)
66 Km SW of Montesilvano (53738 inhabitants)
67 Km SW of Pescara (121014 inhabitants)
68 Km E of Guidonia Montecelio (88673 inhabitants)
80 Km NE of Velletri (53303 inhabitants)
87 Km SE of Terni (111501 inhabitants)
91 Km NE of Latina (125985 inhabitants)
91 Km E of Roma (2864731 inhabitants)
95 Km NE of Aprilia (73446 inhabitants)
100 Km NE of Pomezia (62966 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 1.0 2022-04-06
02:48:34		 42.1352 13.536 11 2022-07-08
12:33:42		 Bollettino Sismico Italiano INGV 102932971
Reviewed
Rev100 		ML 1.1 2022-04-06
02:48:34		 42.134 13.5227 17 2022-04-06
02:57:46		 Sala Sismica INGV-Roma 102821601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-06 02:48:34 ± 0.09
Latitude 42.1352 ± 0.0045
Longitude 13.5360 ± 0.0085
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 102932971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 671
Semi-minor axis of confidence ellipse (meter) 540
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 263
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.13490
Epicentral distance of station farthest from the epicenter (degree) 0.48833
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 102932971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-07-01 08:39:08

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 102821601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-06 02:57:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LPEL.HHE. 2022-04-06T02:48:51.80 0.6 undecidable manual S 100 54.2013 50 0.02 47
IV.VCEL.EHZ. 2022-04-06T02:48:48.29 0.6 undecidable manual S 41 38.1285 50 0.79 39
IV.GIGS.HHZ. 2022-04-06T02:48:46.34 0.6 undecidable manual S 5 35.4423 50 -0.43 44
IV.INTR.HHZ. 2022-04-06T02:48:46.01 0.6 undecidable manual S 114 33.3444 50 -0.2 46
IV.LPEL.HHE. 2022-04-06T02:48:45.07 0.6 undecidable manual P 100 54.2013 50 0.45 42
MN.AQU.HNZ. 2022-04-06T02:48:44.60 0.6 undecidable manual S 336 26.5512 50 0.19 48
IV.T0110.HHZ. 2022-04-06T02:48:43.31 0.6 undecidable manual S 62 22.3554 50 0.02 49
IV.VCEL.EHZ. 2022-04-06T02:48:42.27 0.3 undecidable manual P 41 38.1285 50 0.12 70
IV.INTR.HHZ. 2022-04-06T02:48:41.11 0.3 undecidable manual P 114 33.3444 50 -0.3 69
IV.PTQR.HHZ. 2022-04-06T02:48:41.90 0.6 undecidable manual S 222 16.7721 123 0.09 48
IV.FAGN.HHZ. 2022-04-06T02:48:41.26 0.6 undecidable manual S 15 14.9739 126 -0.03 50
IV.GIGS.HHZ. 2022-04-06T02:48:41.29 0.6 undecidable manual P 5 35.4423 50 -0.44 44
MN.AQU.HNZ. 2022-04-06T02:48:40.37 0.6 undecidable manual P 336 26.5512 50 0 49
IV.T0110.HHZ. 2022-04-06T02:48:39.65 0.1 undecidable manual P 62 22.3554 50 -0.07 98
IV.PTQR.HHZ. 2022-04-06T02:48:38.95 0.3 undecidable manual P 222 16.7721 123 0.09 72
IV.FAGN.HHZ. 2022-04-06T02:48:38.52 0.1 positive manual P 15 14.9739 126 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PTQR.HHE. ML:0.8 0.0000547 0.08 AML other m 2022-04-06T02:48:42.39
IV.PTQR.HHN. ML:0.7 0.000045600000000000004 0.32 AML other m 2022-04-06T02:48:42.35
IV.FAGN.HHE. ML:1.4 0.000249 0.3 AML other m 2022-04-06T02:48:42.55
IV.FAGN.HHN. ML:1.2 0.0001635 0.72 AML other m 2022-04-06T02:48:43.02
IV.T0110.HHN. ML:1.0 0.000066 0.46 AML other m 2022-04-06T02:48:43.59
IV.T0110.HHE. ML:0.8 0.000038074345 0.4608 AML other m 2022-04-06T02:48:43.53
IV.INTR.HHE. ML:1.0 0.000042300000000000005 0.22 AML other m 2022-04-06T02:48:46.44
IV.INTR.HHN. ML:1.2 0.00005855000000000001 1.62 AML other m 2022-04-06T02:48:47.00
IV.VCEL.EHN. ML:1.0 0.000041870085 0.9184 AML other m 2022-04-06T02:48:48.95
IV.VCEL.EHE. ML:0.6 0.000014226063500000001 1.2816 AML other m 2022-04-06T02:48:49.07
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