Earthquake with magnitude of ML 1.1 on date 04-04-2022 and time 09:51:21 (Italy) in region 4 km NE Barete (AQ)

A magnitude ML 1.1 earthquake occured in region: 4 km NE Barete (AQ), on

  • 04-04-2022 07:51:21 (UTC)
  • 04-04-2022 09:51:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4690, 13.3190 at 12 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Barete AQ 4 737 737
Pizzoli AQ 4 4326 5063
Capitignano AQ 6 665 5728
Cagnano Amiterno AQ 8 1369 7097
Montereale AQ 9 2581 9678
Campotosto AQ 11 542 10220
Scoppito AQ 12 3727 13947
L'Aquila AQ 15 69753 83700
Crognaleto TE 16 1297 84997
Borbona RI 16 617 85614
Amatrice RI 18 2657 88271
Posta RI 19 694 88965
Tornimparte AQ 20 3187 92152
Lucoli AQ 20 1011 93163

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NW of L'Aquila (69753 inhabitants)
38 Km SW of Teramo (54892 inhabitants)
56 Km E of Terni (111501 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
71 Km NE of Tivoli (56533 inhabitants)
71 Km W of Chieti (51815 inhabitants)
71 Km NE of Guidonia Montecelio (88673 inhabitants)
73 Km W of Pescara (121014 inhabitants)
74 Km SE of Foligno (57155 inhabitants)
94 Km NE of Roma (2864731 inhabitants)
98 Km NE of Velletri (53303 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
Reviewed
Rev100
ML 1.1 2022-04-04
07:51:21
42.4687 13.3193 12 2022-04-04
08:07:56
Sala Sismica INGV-Roma 102762091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-04 07:51:21 ± 0.13
Latitude 42.4687 ± 0.0054
Longitude 13.3193 ± 0.0061
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 102762091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 539
Semi-minor axis of confidence ellipse (meter) 454
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 212
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.08723
Epicentral distance of station farthest from the epicenter (degree) 0.39480
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 102762091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-04 08:07:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2022-04-04T07:51:35.88 0.3 undecidable manual S 338 43.8228 92 -0.11 73
IV.LNSS.HHZ. 2022-04-04T07:51:31.70 0.6 undecidable manual S 303 27.2505 95 0.12 50
IV.TERO.HHZ. 2022-04-04T07:51:31.84 0.6 undecidable manual S 54 28.8489 95 -0.17 49
IV.NRCA.HHZ. 2022-04-04T07:51:29.84 0.3 negative manual P 338 43.8228 92 -0.17 72
IV.SMA1.EHZ. 2022-04-04T07:51:29.34 0.3 undecidable manual S 4 17.9709 103 0.2 74
IV.GIGS.HHZ. 2022-04-04T07:51:29.85 0.3 undecidable manual S 95 20.868 99 -0.03 76
IV.LNSS.HHZ. 2022-04-04T07:51:27.41 0.3 undecidable manual P 303 27.2505 95 -0.05 76
IV.TERO.HHZ. 2022-04-04T07:51:27.64 0.3 positive manual P 54 28.8489 95 -0.07 75
IV.SMA1.EHZ. 2022-04-04T07:51:26.23 0.1 undecidable manual P 4 17.9709 103 0.17 100
IV.GIGS.HHZ. 2022-04-04T07:51:26.56 0.3 undecidable manual P 95 20.868 99 0.08 77
IV.RM33.EHZ. 2022-04-04T07:51:26.81 0.6 undecidable manual S 298 9.6792 130 -0.34 49
MN.AQU.HNZ. 2022-04-04T07:51:25.83 1.0 undecidable manual P 151 14.5743 112 0.28 25
IV.RM33.EHZ. 2022-04-04T07:51:24.96 0.3 positive manual P 298 9.6792 130 0.06 78
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.0 0.00011011211000000001 0.2432 AML other m 2022-04-04T07:51:26.84
IV.RM33.EHE. ML:0.8 0.00007220554 0.2176 AML other m 2022-04-04T07:51:26.86
IV.SMA1.EHN. ML:1.4 0.000217 0.38 AML other m 2022-04-04T07:51:29.61
IV.SMA1.EHE. ML:1.1 0.00010573782 0.2624 AML other m 2022-04-04T07:51:29.95
IV.LNSS.HHE. ML:1.0 0.000049358895 0.1792 AML other m 2022-04-04T07:51:31.80
IV.LNSS.HHN. ML:0.9 0.00004 0.24 AML other m 2022-04-04T07:51:31.73
IV.RM33.HNE. ML:0.9 0.00008379517999999999 0.2304 AML other m 2022-04-04T07:51:28.84
IV.RM33.HNN. ML:1.0 0.00011449475 0.2368 AML other m 2022-04-04T07:51:26.96
IV.LNSS.HNE. ML:1.4 0.000147180655 0.6208 AML other m 2022-04-04T07:51:38.07
IV.LNSS.HNN. ML:1.5 0.0001520416 0.6912 AML other m 2022-04-04T07:51:42.60
IV.TERO.HHE. ML:0.9 0.00003984311 0.16 AML other m 2022-04-04T07:51:32.53
IV.TERO.HHN. ML:1.0 0.00004638108000000001 0.1216 AML other m 2022-04-04T07:51:31.82
IV.TERO.HNE. ML:1.5 0.000157243095 0.832 AML other m 2022-04-04T07:51:40.96
IV.TERO.HNN. ML:1.6 0.000204952085 1.2928 AML other m 2022-04-04T07:51:39.55
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