Earthquake with magnitude of ML 1.4 on date 01-02-2023 and time 05:52:12 (UTC) in region 1 km E Ussita (MC)

A magnitude ML 1.4 earthquake occured in region: 1 km E Ussita (MC), on

  • 01-02-2023 05:52:12 (UTC)
  • 01-02-2023 06:52:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9450, 13.1460 at 8 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
Ussita MC 1 444 444
Visso MC 5 1107 1551
Castelsantangelo sul Nera MC 6 281 1832
Bolognola MC 9 142 1974
Acquacanina MC 10 121 2095
Fiastra MC 10 559 2654
Fiordimonte MC 11 202 2856
Preci PG 11 724 3580
Monte Cavallo MC 13 145 3725
Pieve Torina MC 14 1458 5183
Pievebovigliana MC 14 866 6049
Montemonaco AP 16 604 6653
Montefortino FM 16 1178 7831
Sarnano MC 16 3264 11095
Norcia PG 17 4957 16052
Muccia MC 17 915 16967
Amandola FM 18 3629 20596
Sellano PG 19 1079 21675
Montegallo AP 19 523 22198

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
56 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
64 Km E of Perugia (166134 inhabitants)
69 Km NW of L'Aquila (69753 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
95 Km NW of Montesilvano (53738 inhabitants)
101 Km S of Fano (60888 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 1.4 2023-02-01
05:52:12
42.9452 13.1457 8 2023-02-01
05:58:22
Sala Sismica INGV-Roma 113948891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-01 05:52:12 ± 0.05
Latitude 42.9452 ± 0.0027
Longitude 13.1457 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113948891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 348
Semi-minor axis of confidence ellipse (meter) 236
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 50
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.04587
Epicentral distance of station farthest from the epicenter (degree) 1.08818
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 113948891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-01 05:58:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2023-02-01T05:52:48.41 0.3 undecidable manual S 149 120.7902 50 0.24 59
IV.INTR.HHZ. 2023-02-01T05:52:33.55 0.1 undecidable manual P 149 120.7902 50 0.31 77
IV.MOMA.HHZ. 2023-02-01T05:52:30.09 1.0 undecidable manual S 252 49.3173 50 0.98 17
IV.TERO.HHZ. 2023-02-01T05:52:29.79 1.0 undecidable manual S 134 51.7038 50 0.06 23
IV.ATCC.EHZ. 2023-02-01T05:52:29.23 0.6 undecidable manual S 303 48.9177 50 0.25 45
IV.LNSS.HHZ. 2023-02-01T05:52:26.27 0.6 undecidable manual S 193 38.9277 50 -0.06 48
IV.SMA1.EHZ. 2023-02-01T05:52:25.77 0.6 undecidable manual S 156 38.1285 50 -0.35 45
IV.SNTG.HHZ. 2023-02-01T05:52:25.77 0.6 undecidable manual S 334 38.1285 50 -0.35 45
IV.ATCC.EHZ. 2023-02-01T05:52:22.09 1.0 negative manual P 303 48.9177 50 -0.07 23
IV.TERO.HHZ. 2023-02-01T05:52:22.50 0.1 undecidable manual P 134 51.7038 50 -0.09 92
IV.MOMA.HHZ. 2023-02-01T05:52:22.06 0.1 undecidable manual P 252 49.3173 50 -0.17 91
IV.LNSS.HHZ. 2023-02-01T05:52:20.49 0.6 undecidable manual P 193 38.9277 50 -0.14 47
IV.SMA1.EHZ. 2023-02-01T05:52:20.06 1.0 positive manual P 156 38.1285 50 -0.45 22
IV.CESI.HHZ. 2023-02-01T05:52:20.82 0.6 undecidable manual S 289 20.6682 112 0.27 47
IV.SNTG.HHZ. 2023-02-01T05:52:20.27 0.6 undecidable manual P 334 38.1285 50 -0.24 46
IV.GUMA.HHZ. 2023-02-01T05:52:20.86 0.6 undecidable manual S 50 20.1687 112 0.47 45
IV.CSP1.EHZ. 2023-02-01T05:52:19.41 0.6 undecidable manual S 16 16.9719 116 0.03 50
IV.MMO1.EHZ. 2023-02-01T05:52:18.82 0.6 undecidable manual S 109 15.5733 118 -0.13 49
IV.NRCA.HHZ. 2023-02-01T05:52:18.25 0.6 undecidable manual S 192 12.6762 123 0.18 49
IV.CESI.HHZ. 2023-02-01T05:52:17.31 0.1 negative manual P 289 20.6682 112 0.02 99
IV.GUMA.HHZ. 2023-02-01T05:52:17.40 0.1 positive manual P 50 20.1687 112 0.2 96
IV.FDMO.HHZ. 2023-02-01T05:52:17.34 0.6 undecidable manual S 335 11.1777 126 -0.31 47
IV.MMO1.EHZ. 2023-02-01T05:52:16.30 0.3 positive manual P 109 15.5733 118 -0.06 74
IV.CSP1.EHZ. 2023-02-01T05:52:16.44 1.0 positive manual P 16 16.9719 116 -0.17 24
IV.FDMO.HHZ. 2023-02-01T05:52:15.49 1.0 positive manual P 335 11.1777 126 -0.13 25
IV.NRCA.HHZ. 2023-02-01T05:52:15.90 0.1 negative manual P 192 12.6762 123 0.04 100
IV.MC2.EHZ. 2023-02-01T05:52:15.94 0.6 undecidable manual S 137 5.0949 148 -0.26 48
IV.MC2.EHZ. 2023-02-01T05:52:14.68 0.6 positive manual P 137 5.0949 148 -0.1 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:1.4 0.000364 1.42 AML other m 2023-02-01T05:52:18.27
IV.NRCA.HHE. ML:1.6 0.0004395 0.12 AML other m 2023-02-01T05:52:18.86
IV.NRCA.HNE. ML:1.6 0.000413 0.12 AML other m 2023-02-01T05:52:18.86
IV.FDMO.HHN. ML:1.4 0.0003355 0.28 AML other m 2023-02-01T05:52:18.95
IV.NRCA.HNN. ML:1.6 0.000488 1.46 AML other m 2023-02-01T05:52:18.97
IV.MMO1.EHN. ML:1.5 0.00028849999999999997 0.22 AML other m 2023-02-01T05:52:19.20
IV.MMO1.EHE. ML:1.4 0.000222 0.74 AML other m 2023-02-01T05:52:19.22
IV.NRCA.HHN. ML:1.6 0.00047599999999999997 0.76 AML other m 2023-02-01T05:52:19.24
IV.CSP1.EHE. ML:1.6 0.000345 0.32 AML other m 2023-02-01T05:52:20.30
IV.CESI.HHN. ML:1.5 0.000244 1.72 AML other m 2023-02-01T05:52:21.96
IV.GUMA.HHE. ML:1.5 0.0002575 0.22 AML other m 2023-02-01T05:52:21.26
IV.CSP1.EHN. ML:1.6 0.0003855 0.54 AML other m 2023-02-01T05:52:21.40
IV.GUMA.HHN. ML:1.5 0.00021750000000000003 0.38 AML other m 2023-02-01T05:52:22.32
IV.CESI.HHE. ML:1.3 0.0001545 0.38 AML other m 2023-02-01T05:52:22.89
IV.SNTG.HHN. ML:0.9 0.0000308 0.48 AML other m 2023-02-01T05:52:26.33
IV.SNTG.HHE. ML:1.0 0.00003595 0.48 AML other m 2023-02-01T05:52:26.97
IV.LNSS.HHN. ML:1.2 0.000058649999999999996 1.4 AML other m 2023-02-01T05:52:28.90
IV.LNSS.HHE. ML:1.2 0.000062 0.12 AML other m 2023-02-01T05:52:28.69
IV.TERO.HHE. ML:1.1 0.00003725 1.3 AML other m 2023-02-01T05:52:30.88
IV.TERO.HHN. ML:1.3 0.00005259999999999999 1.04 AML other m 2023-02-01T05:52:30.31
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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