Earthquake with magnitude of ML 1.2 on date 31-01-2023 and time 00:48:05 (UTC) in region 2 km NE Resia (UD)

A magnitude ML 1.2 earthquake occured in region: 2 km NE Resia (UD), on

  • 31-01-2023 00:48:05 (UTC)
  • 31-01-2023 01:48:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.3860, 13.3260 at 15 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
Resia UD 2 1033 1033
Chiusaforte UD 3 672 1705
Dogna UD 7 175 1880
Resiutta UD 8 309 2189
Moggio Udinese UD 10 1714 3903
Pontebba UD 14 1433 5336
Lusevera UD 14 643 5979
Taipana UD 15 636 6615
Venzone UD 15 2117 8732
Malborghetto Valbruna UD 16 951 9683
Amaro UD 18 823 10506
Montenars UD 18 538 11044
Bordano UD 19 754 11798
Gemona del Friuli UD 19 10964 22762

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Udine (99169 inhabitants)
70 Km NE of Pordenone (51229 inhabitants)
89 Km NW 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
Reviewed
Rev100
ML 1.2 2023-01-31
00:48:05
46.3863 13.3258 15 2023-01-31
01:09:03
Sala Sismica INGV-Roma 113924661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-31 00:48:05 ± 0.09
Latitude 46.3863 ± 0.0036
Longitude 13.3258 ± 0.0052
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113924661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 450
Semi-minor axis of confidence ellipse (meter) 46
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
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) 0.02878
Epicentral distance of station farthest from the epicenter (degree) 0.45146
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 113924661
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-31 01:09:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.SABO.HHZ. 2023-01-31T00:48:21.98 0.6 undecidable manual S 152 50.1165 96 0.68 39
OX.CLUD.HHE. 2023-01-31T00:48:17.41 0.1 undecidable manual S 283 34.8429 99 0.16 92
OX.DRE.HHZ. 2023-01-31T00:48:16.99 0.1 undecidable manual S 134 34.0437 100 -0.03 94
OX.FUSE.HHE. 2023-01-31T00:48:14.56 0.1 undecidable manual S 277 25.0527 106 -0.12 94
OX.ACOM.HHZ. 2023-01-31T00:48:14.17 0.1 undecidable manual S 39 22.9548 108 0.02 96
OX.SABO.HHZ. 2023-01-31T00:48:14.18 1.0 undecidable manual P 152 50.1165 96 -0.4 21
OX.PLRO.HHZ. 2023-01-31T00:48:14.07 0.1 undecidable manual S 323 22.5552 108 0.01 97
RF.GEPF.HHZ. 2023-01-31T00:48:13.14 0.1 undecidable manual S 229 18.9699 114 0 97
OX.BAD.HHE. 2023-01-31T00:48:13.05 0.1 undecidable manual S 200 18.0708 116 0.12 95
NI.VINO.HHZ. 2023-01-31T00:48:12.41 0.1 undecidable manual S 195 15.1737 122 0.15 95
OX.CLUD.HHE. 2023-01-31T00:48:12.94 0.6 undecidable manual P 283 34.8429 99 0.7 40
OX.BOO.HHE. 2023-01-31T00:48:12.66 0.1 undecidable manual S 247 18.9699 114 -0.48 89
OX.DRE.HHZ. 2023-01-31T00:48:11.76 0.3 positive manual P 134 34.0437 100 -0.35 66
OX.ACOM.HHZ. 2023-01-31T00:48:10.44 0.1 undecidable manual P 39 22.9548 108 -0.02 96
OX.PLRO.HHZ. 2023-01-31T00:48:10.68 1.0 positive manual P 323 22.5552 108 0.28 23
OX.FUSE.HHE. 2023-01-31T00:48:10.97 0.3 undecidable manual P 277 25.0527 106 0.21 70
IV.PTCC.HHZ. 2023-01-31T00:48:10.28 0.1 undecidable manual S 42 3.1968 165 -0.03 100
OX.BAD.HHE. 2023-01-31T00:48:09.73 0.1 undecidable manual P 200 18.0708 116 -0.02 97
OX.BOO.HHE. 2023-01-31T00:48:09.44 0.1 undecidable manual P 247 18.9699 114 -0.43 89
NI.VINO.HHZ. 2023-01-31T00:48:09.38 1.0 undecidable manual P 195 15.1737 122 0.01 25
RF.GEPF.HHZ. 2023-01-31T00:48:09.82 0.6 negative manual P 229 18.9699 114 -0.05 48
IV.PTCC.HHZ. 2023-01-31T00:48:08.31 0.1 positive manual P 42 3.1968 165 0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PTCC.HHN. ML:1.3 0.00023649999999999998 0.12 AML other m 2023-01-31T00:48:10.38
IV.PTCC.HHE. ML:1.4 0.00028050000000000004 0.16 AML other m 2023-01-31T00:48:10.56
RF.GEPF.HHN. ML:0.9 0.00005745 0.18 AML other m 2023-01-31T00:48:13.56
RF.GEPF.HHE. ML:0.7 0.000033350000000000004 0.26 AML other m 2023-01-31T00:48:13.42
OX.PLRO.HHE. ML:1.2 0.00009125 0.36 AML other m 2023-01-31T00:48:14.15
OX.ACOM.HHE. ML:1.3 0.00010605 0.22 AML other m 2023-01-31T00:48:14.73
OX.PLRO.HHN. ML:1.2 0.0001002 1.74 AML other m 2023-01-31T00:48:15.92
OX.ACOM.HHN. ML:1.1 0.00007189999999999999 0.3 AML other m 2023-01-31T00:48:15.66
OX.DRE.HHE. ML:1.4 0.00009625000000000001 0.2 AML other m 2023-01-31T00:48:17.38
OX.DRE.HHN. ML:1.4 0.00010345 0.08 AML other m 2023-01-31T00:48:17.41
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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