Earthquake with magnitude of ML 1.1 on date 21-04-2022 and time 18:39:34 (UTC) in region 3 km E Barete (AQ)

A magnitude ML 1.1 earthquake occured in region: 3 km E Barete (AQ), on

  • 21-04-2022 18:39:34 (UTC)
  • 21-04-2022 20:39:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4640, 13.3120 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 3 737 737
Pizzoli AQ 3 4326 5063
Capitignano AQ 6 665 5728
Cagnano Amiterno AQ 7 1369 7097
Montereale AQ 9 2581 9678
Scoppito AQ 11 3727 13405
Campotosto AQ 12 542 13947
L'Aquila AQ 14 69753 83700
Borbona RI 16 617 84317
Crognaleto TE 17 1297 85614
Amatrice RI 19 2657 88271
Posta RI 19 694 88965
Tornimparte AQ 19 3187 92152
Lucoli AQ 19 1011 93163
Antrodoco RI 20 2588 95751

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of L'Aquila (69753 inhabitants)
39 Km SW of Teramo (54892 inhabitants)
56 Km E of Terni (111501 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
70 Km NE of Tivoli (56533 inhabitants)
71 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km W of Chieti (51815 inhabitants)
74 Km SE of Foligno (57155 inhabitants)
74 Km W of Pescara (121014 inhabitants)
93 Km NE of Roma (2864731 inhabitants)
97 Km NE of Velletri (53303 inhabitants)
99 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 2022-04-21
18:39:34
42.4643 13.3122 12 2022-04-21
19:49:42
Sala Sismica INGV-Roma 103579301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-21 18:39:34 ± 0.07
Latitude 42.4643 ± 0.0036
Longitude 13.3122 ± 0.0049
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 103579301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 437
Semi-minor axis of confidence ellipse (meter) 244
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 158
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39660
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 103579301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-21 19:49:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.BHB.HHZ. 2022-04-21T18:41:51.18 3.0 undecidable manual Sg 18.059999 0
IV.JOPP.HHZ. 2022-04-21T18:41:30.42 3.0 undecidable manual Sg 15.71 0
1J.FX11.HHZ. 2022-04-21T18:41:18.73 3.0 undecidable manual Sn -1.86 0
IV.SPS2.HHZ. 2022-04-21T18:41:14.92 3.0 undecidable manual Sg 6.58 0
IV.SERS.HHZ. 2022-04-21T18:41:13.26 3.0 undecidable manual Sn -4.21 0
IV.MMN.HHZ. 2022-04-21T18:41:08.88 3.0 undecidable manual Sg 14.96 0
IV.MSSA.HHZ. 2022-04-21T18:41:07.45 3.0 undecidable manual Sg 12.23 0
IV.TDS.HHZ. 2022-04-21T18:40:59.83 3.0 undecidable manual Sn -2.71 0
IV.MRGE.HHZ. 2022-04-21T18:40:53.23 3.0 undecidable manual Pg 8.49 0
IV.CET2.HHZ. 2022-04-21T18:40:51.75 3.0 undecidable manual Sn -7.3 0
IV.SGRT.HHZ. 2022-04-21T18:40:38.04 3.0 undecidable manual Sg 4.82 0
GU.CARD.HHZ. 2022-04-21T18:40:37.44 3.0 undecidable manual Sg -1.65 0
IV.MCRV.HHZ. 2022-04-21T18:40:35.67 3.0 undecidable manual Sg 6.51 0
OX.MPRI.HHZ. 2022-04-21T18:40:28.04 3.0 undecidable manual Pn -0.95 0
OT.OT05.EHZ. 2022-04-21T18:40:23.79 3.0 undecidable manual Sn -7.01 0
IV.NARO.HHZ. 2022-04-21T18:40:19.04 3.0 undecidable manual Sg 1.16 0
IV.IMOL.HNZ. 2022-04-21T18:40:09.70 3.0 positive manual Pg 5.87 0
IV.CMPR.HHZ. 2022-04-21T18:40:02.69 3.0 negative manual Pn -0.98 0
IV.SGRT.HHZ. 2022-04-21T18:39:58.07 3.0 undecidable manual Pn -3.28 0
IV.ARVD.HHZ. 2022-04-21T18:39:56.08 3.0 undecidable manual Pg 4.49 0
IV.GATE.HHZ. 2022-04-21T18:39:53.99 3.0 undecidable manual Pg 0.81 0
IV.RIBO.EHZ.01 2022-04-21T18:39:48.78 3.0 undecidable manual Pg -0.82 0
IV.NRCA.HHZ. 2022-04-21T18:39:48.26 0.3 undecidable manual S 339 44.0226 92 -0.2 69
IV.FIAM.HNZ. 2022-04-21T18:39:44.00 0.6 undecidable manual S 216 27.0507 93 0.08 49
IV.TERO.HHZ. 2022-04-21T18:39:44.32 0.6 undecidable manual S 53 29.6481 93 -0.3 47
IV.NRCA.HHZ. 2022-04-21T18:39:43.05 1.0 positive manual P 339 44.0226 92 0.59 21
IV.LNSS.HHE. 2022-04-21T18:39:43.81 0.3 undecidable manual S 305 27.0507 93 -0.11 73
IV.SMA1.EHZ. 2022-04-21T18:39:41.86 0.1 undecidable manual S 6 18.5703 99 0.19 97
IV.TERO.HHZ. 2022-04-21T18:39:40.14 0.1 undecidable manual P 53 29.6481 93 -0.1 97
IV.LNSS.HHE. 2022-04-21T18:39:39.84 0.3 undecidable manual P 305 27.0507 93 0.01 75
IV.CAMP.HHZ. 2022-04-21T18:39:39.73 0.6 undecidable manual S 45 11.1777 121 -0.09 50
IV.RM33.EHZ. 2022-04-21T18:39:39.28 0.1 undecidable manual S 302 9.3795 128 -0.14 99
IV.FIAM.HNZ. 2022-04-21T18:39:39.77 0.3 undecidable manual P 216 27.0507 93 -0.06 74
IV.SMA1.EHZ. 2022-04-21T18:39:38.59 0.1 undecidable manual P 6 18.5703 99 0.06 100
IV.GIGS.HHZ. 2022-04-21T18:39:38.96 0.6 undecidable manual P 93 21.3675 96 -0.01 50
IV.CAMP.HHZ. 2022-04-21T18:39:37.67 0.6 undecidable manual P 45 11.1777 121 0.21 49
IV.RM33.EHZ. 2022-04-21T18:39:37.40 0.1 undecidable manual P 302 9.3795 128 0.16 100
IV.MOMA.HHZ. 2022-04-21T18:39:36.53 3.0 positive manual P -4.47 0
IV.RCAV.EHZ. 2022-04-21T18:39:32.83 3.0 undecidable manual P 5.01 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:0.7 0.000064887445 0.1664 AML other m 2022-04-21T18:39:39.35
IV.RM33.EHE. ML:0.8 0.00007323939 0.2304 AML other m 2022-04-21T18:39:39.60
IV.SMA1.EHN. ML:1.1 0.000096 0.32 AML other m 2022-04-21T18:39:42.24
IV.SMA1.EHE. ML:1.2 0.000123 0.38 AML other m 2022-04-21T18:39:42.12
IV.RM33.HNE. ML:1.4 0.00026344205 0.8064 AML other m 2022-04-21T18:39:38.53
IV.RM33.HNN. ML:1.4 0.00027996794999999994 0.7552 AML other m 2022-04-21T18:39:44.24
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