Earthquake with magnitude of ML 0.6 on date 22-04-2023 and time 09:48:27 (UTC) in region 3 km NE Barete (AQ)

A magnitude ML 0.6 earthquake occured in region: 3 km NE Barete (AQ), on

  • 22-04-2023 09:48:27 (UTC)
  • 22-04-2023 11:48:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4680, 13.3140 at 16 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
Barete AQ 3 737 737
Pizzoli AQ 4 4326 5063
Capitignano AQ 6 665 5728
Cagnano Amiterno AQ 7 1369 7097
Montereale AQ 8 2581 9678
Campotosto AQ 11 542 10220
Scoppito AQ 12 3727 13947
L'Aquila AQ 15 69753 83700
Borbona RI 16 617 84317
Crognaleto TE 16 1297 85614
Amatrice RI 18 2657 88271
Posta RI 19 694 88965
Tornimparte AQ 20 3187 92152
Lucoli AQ 20 1011 93163
Antrodoco RI 20 2588 95751

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)
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)
94 Km NE of Roma (2864731 inhabitants)
98 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
Bulletin
Rev1000
ML 0.6 2023-04-22
09:48:27
42.4683 13.3145 16 2024-03-01
17:18:08
Bollettino Sismico Italiano INGV 117402011
Reviewed
Rev100
ML 0.7 2023-04-22
09:48:27
42.4527 13.3165 15 2023-04-22
10:07:10
Sala Sismica INGV-Roma 116606131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-22 09:48:27 ± 0.13
Latitude 42.4683 ± 0.0072
Longitude 13.3145 ± 0.0073
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117402011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 694
Semi-minor axis of confidence ellipse (meter) 462
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 208
Circular confidence region, given by single value of horizontal uncertainty (meter) 690.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 205
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 12
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) 0.39390
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 117402011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-16 08:59:05

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 116606131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-22 10:07:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLAC.HHZ. 2023-04-22T09:50:00.76 3.0 undecidable manual Sn -6.45 0
IV.HPAC.HHZ. 2023-04-22T09:49:58.07 3.0 undecidable manual Pg 18.559999 0
GU.GBOS.HHZ. 2023-04-22T09:49:56.02 3.0 undecidable manual Pg 22.799999 0
IV.CSNT.HHZ. 2023-04-22T09:49:41.98 3.0 undecidable manual Sg 14.41 0
7C.SPAOL.HNZ. 2023-04-22T09:49:33.24 3.0 negative manual Pn 5.14 0
AC.SRN.HHZ. 2023-04-22T09:49:30.60 3.0 undecidable manual Pn 0.21 0
GU.RORO.HHZ. 2023-04-22T09:49:29.20 3.0 positive manual Pn -1.3 0
IV.ALJA.HHZ. 2023-04-22T09:49:24.63 3.0 negative manual Pn -0.53 0
CR.STON.BHZ. 2023-04-22T09:49:24.64 3.0 undecidable manual Sn -3.96 0
ST.PANI.EHZ. 2023-04-22T09:49:20.54 3.0 negative manual Pn -1.91 0
IV.PTRP.HHZ. 2023-04-22T09:49:17.16 3.0 undecidable manual Sn -2.12 0
IV.TDS.HHZ. 2023-04-22T09:49:15.11 3.0 undecidable manual Pg 10.72 0
IV.PII.HHZ. 2023-04-22T09:49:01.72 3.0 undecidable manual Pn -4.17 0
IV.MRB1.HNZ. 2023-04-22T09:48:42.37 3.0 negative manual Pg 2.37 0
IV.NRCA.HHZ. 2023-04-22T09:48:41.96 0.3 undecidable manual S 338 43.7229 99 0 71
IV.TERO.HHN. 2023-04-22T09:48:38.08 0.3 undecidable manual S 54 29.2485 106 -0.1 71
IV.LNSS.HNZ. 2023-04-22T09:48:37.90 0.3 undecidable manual S 304 26.9508 108 0.31 69
IV.GIGS.HHN. 2023-04-22T09:48:36.22 0.6 undecidable manual S 94 21.1677 115 0.05 49
IV.SMA1.EHZ. 2023-04-22T09:48:35.66 0.3 undecidable manual S 5 18.0708 120 0.23 72
IV.NRCA.HHZ. 2023-04-22T09:48:35.72 0.3 undecidable manual P 338 43.7229 99 -0.23 68
IV.RM33.EHZ. 2023-04-22T09:48:33.39 0.3 undecidable manual S 299 9.3795 143 -0.29 71
IV.LNSS.HNZ. 2023-04-22T09:48:33.33 0.3 undecidable manual P 304 26.9508 108 -0.1 72
IV.TERO.HHN. 2023-04-22T09:48:33.75 1.0 undecidable manual P 54 29.2485 106 -0.02 24
IV.GIGS.HHN. 2023-04-22T09:48:32.71 0.6 undecidable manual P 94 21.1677 115 0.1 48
IV.SMA1.EHZ. 2023-04-22T09:48:32.27 0.3 undecidable manual P 5 18.0708 120 0.09 73
IV.RM33.EHZ. 2023-04-22T09:48:31.19 0.1 undecidable manual P 299 9.3795 143 0.02 100
IT.LRNO.HNZ. 2023-04-22T09:48:31.67 3.0 undecidable manual P -0.09 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:0.4 0.0000226 0.14 AML other m 2023-04-22T09:48:34.61
IV.RM33.EHE. ML:0.3 0.00001915 0.76 AML other m 2023-04-22T09:48:34.39
IV.SMA1.EHN. ML:0.8 0.00003795 1.46 AML other m 2023-04-22T09:48:35.85
IV.SMA1.EHE. ML:0.6 0.0000317 1.34 AML other m 2023-04-22T09:48:36.94
IV.NRCA.HHE. ML:0.9 0.000023800000000000003 1.12 AML other m 2023-04-22T09:48:42.35
IV.NRCA.HHN. ML:0.7 0.0000167 1.56 AML other m 2023-04-22T09:48:43.15
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