Earthquake with magnitude of ML 1.2 on date 23-04-2023 and time 17:19:51 (UTC) in region 7 km S Forni di Sotto (UD)

A magnitude ML 1.2 earthquake occured in region: 7 km S Forni di Sotto (UD), on

  • 23-04-2023 17:19:51 (UTC)
  • 23-04-2023 19:19:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.3290, 12.6530 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Forni di Sotto UD 8 600 600
Tramonti di Sopra PN 11 321 921
Tramonti di Sotto PN 12 387 1308
Forni di Sopra UD 12 993 2301
Claut PN 13 956 3257
Frisanco PN 14 622 3879
Andreis PN 14 259 4138
Ampezzo UD 15 1006 5144
Socchieve UD 16 908 6052
Sauris UD 16 416 6468
Meduno PN 16 1574 8042
Barcis PN 17 256 8298
Cimolais PN 17 397 8695
Cavasso Nuovo PN 17 1525 10220
Fanna PN 18 1583 11803
Maniago PN 18 11698 23501
Preone UD 18 246 23747
Montereale Valcellina PN 19 4433 28180
Enemonzo UD 20 1319 29499

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km N of Pordenone (51229 inhabitants)
54 Km NW of Udine (99169 inhabitants)
80 Km NE of Treviso (83731 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 1.2 2023-04-23
17:19:51
46.3288 12.6528 7 2024-03-01
17:18:07
Bollettino Sismico Italiano INGV 117145421
Reviewed
Rev100
ML 1.2 2023-04-23
17:19:51
46.3303 12.6533 6 2023-04-23
17:25:17
Sala Sismica INGV-Roma 116661361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-23 17:19:51 ± 0.09
Latitude 46.3288 ± 0.0054
Longitude 12.6528 ± 0.0065
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117145421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 603
Semi-minor axis of confidence ellipse (meter) 359
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 333
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.99915
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 117145421
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-02-09 16:06:52

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 116661361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-23 17:25:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GORR.HHZ. 2023-04-23T17:21:26.25 3.0 undecidable manual Sg 11.45 0
IV.GUMA.HHZ. 2023-04-23T17:21:23.31 3.0 undecidable manual Sn -0.46 0
IV.PTRJ.HHZ. 2023-04-23T17:21:13.99 3.0 negative manual Pn 5.4 0
IV.BDI.HHZ. 2023-04-23T17:21:10.59 3.0 undecidable manual Sn 1.54 0
IV.VAGA.HHZ. 2023-04-23T17:21:05.88 3.0 undecidable manual Pn -1.31 0
IV.MONC.HHZ. 2023-04-23T17:20:58.35 3.0 undecidable manual Pg 11.59 0
SL.BOJS.BHZ. 2023-04-23T17:20:54.87 3.0 undecidable manual Sn 3.16 0
IV.MTRZ.HHZ. 2023-04-23T17:20:27.24 3.0 negative manual Pn -0.93 0
SI.ABSI.HHZ. 2023-04-23T17:20:11.31 0.3 undecidable manual P 294 110.9001 50 0.71 52
ST.PANI.EHZ. 2023-04-23T17:20:10.41 0.3 undecidable manual P 253 105.9162 50 0.59 56
SI.KOSI.HHZ. 2023-04-23T17:20:09.04 0.3 undecidable manual P 279 98.7234 50 0.33 61
IV.CTI.HHZ. 2023-04-23T17:20:06.82 0.3 undecidable manual P 248 83.0502 50 0.51 60
NI.POLC.HHZ. 2023-04-23T17:20:04.53 0.6 undecidable manual S 199 35.5422 102 0.35 45
OX.CAE.HHZ. 2023-04-23T17:20:04.87 0.6 undecidable manual S 205 39.1275 50 -0.47 44
OX.ACOM.HHZ. 2023-04-23T17:20:04.60 0.3 undecidable manual P 69 70.1742 50 0.29 65
OX.FUSE.HHZ. 2023-04-23T17:20:01.83 0.6 undecidable manual S 70 28.2495 105 0.09 48
OX.MPRI.HHZ. 2023-04-23T17:20:01.56 0.6 undecidable manual S 111 27.4503 105 0.09 48
IV.PTCC.HHZ. 2023-04-23T17:20:01.28 0.3 undecidable manual P 81 54.4011 50 -0.6 61
NI.PALA.HHZ. 2023-04-23T17:20:00.26 0.6 undecidable manual S 114 22.755 108 0.36 46
OX.PLRO.HHZ. 2023-04-23T17:20:00.10 0.3 undecidable manual P 57 45.0216 50 -0.34 67
OX.CLUD.HHZ. 2023-04-23T17:19:59.69 0.6 undecidable manual S 51 22.5552 108 -0.13 49
OX.MLN.HHZ. 2023-04-23T17:19:59.46 0.6 undecidable manual S 188 20.0688 110 0.44 46
OX.CAE.HHZ. 2023-04-23T17:19:58.84 0.3 undecidable manual P 205 39.1275 50 -0.69 61
NI.POLC.HHZ. 2023-04-23T17:19:58.79 0.1 undecidable manual P 199 35.5422 102 -0.08 96
NI.PURA.HHZ. 2023-04-23T17:19:57.03 0.6 undecidable manual S 32 12.7761 120 0.33 47
OX.MPRI.HHZ. 2023-04-23T17:19:57.22 0.1 undecidable manual P 111 27.4503 105 -0.08 97
OX.FUSE.HHZ. 2023-04-23T17:19:57.16 0.3 undecidable manual P 70 28.2495 105 -0.29 70
OX.CLUD.HHZ. 2023-04-23T17:19:56.30 0.1 undecidable manual P 51 22.5552 108 -0.05 99
NI.PALA.HHZ. 2023-04-23T17:19:56.47 0.1 undecidable manual P 114 22.755 108 0.08 98
OX.CIMO.HHZ. 2023-04-23T17:19:56.99 0.6 undecidable manual S 263 16.0728 114 -0.74 41
OX.MLN.HHZ. 2023-04-23T17:19:55.89 0.1 undecidable manual P 188 20.0688 110 0 100
OX.CIMO.HHZ. 2023-04-23T17:19:54.78 0.1 positive manual P 263 16.0728 114 -0.36 94
NI.PURA.HHZ. 2023-04-23T17:19:54.63 0.1 positive manual P 32 12.7761 120 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.CIMO.HHN. ML:0.9 0.00008135000000000001 1.46 AML other m 2023-04-23T17:19:57.10
OX.CIMO.HHE. ML:0.8 0.00006900000000000001 0.62 AML other m 2023-04-23T17:19:58.03
OX.CLUD.HHN. ML:1.1 0.00008015 0.54 AML other m 2023-04-23T17:20:00.35
OX.MLN.HHE. ML:1.2 0.000134 0.26 AML other m 2023-04-23T17:20:00.67
OX.MLN.HHN. ML:1.1 0.00009705 0.86 AML other m 2023-04-23T17:20:01.48
NI.PALA.HHE. ML:1.5 0.000224 1.52 AML other m 2023-04-23T17:20:01.97
NI.PALA.HHN. ML:1.6 0.00028599999999999996 1.32 AML other m 2023-04-23T17:20:01.95
OX.CLUD.HHE. ML:0.9 0.0000533 0.66 AML other m 2023-04-23T17:20:01.54
OX.MPRI.HHN. ML:1.3 0.0001069 0.36 AML other m 2023-04-23T17:20:02.12
OX.FUSE.HHN. ML:1.0 0.0000577 0.46 AML other m 2023-04-23T17:20:02.22
OX.FUSE.HHE. ML:0.9 0.000047300000000000005 0.82 AML other m 2023-04-23T17:20:04.00
OX.MPRI.HHE. ML:1.0 0.00006025 1.68 AML other m 2023-04-23T17:20:04.94
NI.POLC.HHE. ML:1.7 0.00021050000000000002 0.62 AML other m 2023-04-23T17:20:05.20
OX.CAE.HHE. ML:1.4 0.000097 0.44 AML other m 2023-04-23T17:20:05.41
OX.CAE.HHN. ML:1.2 0.000056750000000000004 0.52 AML other m 2023-04-23T17:20:06.17
NI.POLC.HHN. ML:1.7 0.0002055 0.34 AML other m 2023-04-23T17:20:06.30
OX.PLRO.HHN. ML:1.5 0.000104 0.22 AML other m 2023-04-23T17:20:08.13
OX.PLRO.HHE. ML:1.5 0.00008774999999999999 0.2 AML other m 2023-04-23T17:20:08.22
IV.PTCC.HHE. ML:0.8 0.0000143 0.88 AML other m 2023-04-23T17:20:12.64
IV.PTCC.HHN. ML:0.8 0.000016899999999999997 1.54 AML other m 2023-04-23T17:20:13.05
OX.ACOM.HHE. ML:1.4 0.0000381 1.22 AML other m 2023-04-23T17:20:15.27
OX.ACOM.HHN. ML:1.4 0.000040050000000000004 1.28 AML other m 2023-04-23T17:20:17.04
IV.CTI.HHN. ML:1.4 0.0000355 0.3 AML other m 2023-04-23T17:20:19.11
IV.CTI.HHE. ML:1.4 0.000028200000000000004 0.42 AML other m 2023-04-23T17:20:23.18
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