Earthquake with magnitude of ML 2.1 on date 21-10-2022 and time 15:43:38 (Italy) in region Costa Croata Settentrionale (CROAZIA)

A magnitude ML 2.1 earthquake occured in region: Costa Croata Settentrionale (CROAZIA), on

  • 21-10-2022 13:43:38 (UTC)
  • 21-10-2022 15:43:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.2760, 14.5070 at 7 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
71 Km SE of Trieste (204420 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 2.1 2022-10-21
13:43:38
45.2757 14.5068 7 2024-03-01
15:28:11
Bollettino Sismico Italiano INGV 113001191
Reviewed
Rev100
ML 1.9 2022-10-21
13:43:39
45.2355 14.2867 4 2022-10-21
13:57:37
Sala Sismica INGV-Roma 111036181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-21 13:43:38 ± 0.3
Latitude 45.2757 ± 0.0225
Longitude 14.5068 ± 0.0319
Depth (km) 7 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113001191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3210
Semi-minor axis of confidence ellipse (meter) 1470
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 3210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 342
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.78425
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 113001191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-12-21 13:20:10

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 111036181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-21 13:57:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RESU.HHZ. 2022-10-21T13:45:57.10 3.0 undecidable manual Pn -0.88 0
IV.VVLD.HHZ. 2022-10-21T13:45:43.96 3.0 undecidable manual Sn -6.64 0
GU.CARD.HHZ. 2022-10-21T13:45:36.22 3.0 undecidable manual Sg 13.68 0
IV.ATMI.HHZ. 2022-10-21T13:45:24.47 3.0 undecidable manual Sg 5.33 0
IV.CFMN.HNZ. 2022-10-21T13:45:24.72 3.0 undecidable manual Pg 10.35 0
CH.BERNI.HHZ. 2022-10-21T13:45:22.15 3.0 undecidable manual Sg 11.11 0
IV.MRB1.HHZ. 2022-10-21T13:45:19.48 3.0 negative manual Pg 7.96 0
IV.SARZ.HNZ. 2022-10-21T13:45:07.72 3.0 undecidable manual Pg 16.34 0
IV.SBPO.HNZ. 2022-10-21T13:45:01.07 3.0 undecidable manual Sn -0.52 0
GU.GRAM.HHZ. 2022-10-21T13:44:43.00 3.0 positive manual Pn -0.6 0
IV.EL6.EHZ. 2022-10-21T13:44:37.81 3.0 positive manual Pn -2.59 0
IV.STAL.HHZ. 2022-10-21T13:44:28.64 0.6 undecidable manual S 309 176.7897 50 -0.13 50
OX.PLRO.HHZ. 2022-10-21T13:44:28.80 0.6 undecidable manual S 324 175.8906 50 0.25 49
IV.BRES.EHZ. 2022-10-21T13:44:23.18 3.0 undecidable manual Pn 0 0
NI.VINO.HHZ. 2022-10-21T13:44:20.19 0.6 undecidable manual S 319 144.4443 50 0.06 58
OX.DRE.HHZ. 2022-10-21T13:44:13.51 0.3 undecidable manual S 326 119.8911 50 -0.07 91
IV.FVI.HHZ. 2022-10-21T13:44:10.53 0.6 undecidable manual P 318 198.0573 38 0.4 42
OX.SABO.HHZ. 2022-10-21T13:44:08.88 0.6 undecidable manual S 320 104.0181 50 -0.48 58
IV.STAL.HHZ. 2022-10-21T13:44:07.65 0.3 undecidable manual P 309 176.7897 50 0.24 73
OX.PLRO.HHZ. 2022-10-21T13:44:07.36 0.6 undecidable manual P 324 175.8906 50 0.08 50
IV.PTCC.HHZ. 2022-10-21T13:44:04.45 0.3 undecidable manual P 325 153.9348 50 0.56 75
OX.MPRI.HHZ. 2022-10-21T13:44:04.74 0.3 undecidable manual P 313 159.0186 50 0.06 82
NI.VINO.HHZ. 2022-10-21T13:44:01.82 0.6 undecidable manual P 319 144.4443 50 -0.6 51
MN.TRI.HHZ. 2022-10-21T13:44:01.58 0.3 undecidable manual S 310 75.1692 50 -0.07 100
NI.DST2.HHE. 2022-10-21T13:44:00.52 0.3 undecidable manual S 308 69.4749 50 0.4 94
OX.DRE.HHZ. 2022-10-21T13:43:58.84 0.3 undecidable manual P 326 119.8911 50 0.2 89
OX.SABO.HHZ. 2022-10-21T13:43:55.73 0.3 undecidable manual P 320 104.0181 50 -0.47 87
SL.BOJS.BHE. 2022-10-21T13:43:54.71 3.0 undecidable manual P 0.13 0
MN.TRI.HHZ. 2022-10-21T13:43:51.55 0.3 undecidable manual P 310 75.1692 50 -0.2 97
NI.DST2.HHE. 2022-10-21T13:43:50.70 0.3 undecidable manual P 308 69.4749 50 -0.17 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.TRI.HHN. ML:1.6 0.000065481055 0.16 AML other m 2022-10-21T13:44:02.33
MN.TRI.HHE. ML:1.9 0.0001275 0.52 AML other m 2022-10-21T13:44:02.67
OX.SABO.HHN. ML:1.9 0.00007012131499999999 0.3008 AML other m 2022-10-21T13:44:10.72
OX.SABO.HHE. ML:1.9 0.0000726157 0.2816 AML other m 2022-10-21T13:44:10.93
OX.DRE.HNE. ML:2.1 0.00008984545499999999 0.1344 AML other m 2022-10-21T13:44:15.80
OX.DRE.HNN. ML:2.1 0.000092373355 0.2048 AML other m 2022-10-21T13:44:17.39
IV.PTCC.HHN. ML:1.9 0.00003476564 0.256 AML other m 2022-10-21T13:44:25.10
IV.PTCC.HHE. ML:1.9 0.000040338315 1.8016 AML other m 2022-10-21T13:44:26.96
OX.MPRI.HHN. ML:0.0 0.00008751033 0.3776 AML other m 2022-10-21T13:44:28.56
OX.MPRI.HHE. ML:0.0 0.000032566740000000004 0.1984 AML other m 2022-10-21T13:44:29.04
OX.PLRO.HHN. ML:2.6 0.00013972595 0.3456 AML other m 2022-10-21T13:44:31.64
OX.PLRO.HHE. ML:2.3 0.00007154824999999999 0.256 AML other m 2022-10-21T13:44:32.15
IV.STAL.HHN. ML:2.3 0.00007705 0.7 AML other m 2022-10-21T13:44:33.71
IV.STAL.HHE. ML:2.4 0.00008451377000000001 0.2944 AML other m 2022-10-21T13:44:34.79
OX.DRE.HHN. ML:2.0 0.000075705335 0.1216 AML other m 2022-10-21T13:44:15.62
OX.DRE.HHE. ML:2.1 0.00010058749 0.1152 AML other m 2022-10-21T13:44:15.79
NI.VINO.HHE. ML:2.0 0.000052825525 0.2624 AML other m 2022-10-21T13:44:23.03
NI.VINO.HHN. ML:1.9 0.000046151200000000006 0.2368 AML other m 2022-10-21T13:44:23.05
OX.PLRO.HNE. ML:2.5 0.0001276117 0.3008 AML other m 2022-10-21T13:44:33.27
OX.PLRO.HNN. ML:2.6 0.00015767737500000002 0.4416 AML other m 2022-10-21T13:44:31.36
IV.STAL.HNN. ML:2.4 0.00009470847000000001 0.2496 AML other m 2022-10-21T13:44:39.19
IV.STAL.HNE. ML:2.4 0.000102796205 0.2496 AML other m 2022-10-21T13:44:34.79
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