Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 25-01-2023 and time 14:20:08 (UTC) in region 6 km NE Umbriatico (KR)

A magnitude ML 1.5 earthquake occured in region: 6 km NE Umbriatico (KR), on

  • 25-01-2023 14:20:08 (UTC)
  • 25-01-2023 15:20:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.3780, 16.9740 at 31 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Umbriatico KR 6 863 863
Crucoli KR 6 3115 3978
Cirò KR 7 2936 6914
Carfizzi KR 8 661 7575
Melissa KR 9 3549 11124
Pallagorio KR 9 1217 12341
San Nicola dell'Alto KR 10 856 13197
Terravecchia CS 10 823 14020
Scala Coeli CS 11 1014 15034
Verzino KR 12 1851 16885
Campana CS 13 1813 18698
Cariati CS 13 8355 27053
Cirò Marina KR 14 14902 41955
Strongoli KR 14 6571 48526
Casabona KR 14 2718 51244
Mandatoriccio CS 16 2872 54116
Savelli KR 18 1271 55387
Pietrapaola CS 18 1141 56528
Bocchigliero CS 19 1298 57826
Belvedere di Spinello KR 20 2297 60123

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NW of Crotone (62178 inhabitants)
62 Km NE of Catanzaro (90612 inhabitants)
62 Km E of Cosenza (67546 inhabitants)
72 Km NE of Lamezia Terme (70714 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 1.5 2023-01-25
14:20:08		 39.3777 16.9742 31 2024-03-01
17:18:01		 Bollettino Sismico Italiano INGV 115885881
Reviewed
Rev100 		ML 1.6 2023-01-25
14:20:08		 39.3862 17.0267 31 2023-01-25
14:28:19		 Sala Sismica INGV-Roma 113781921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-25 14:20:08 ± 0.35
Latitude 39.3777 ± 0.0090
Longitude 16.9742 ± 0.0233
Depth (km) 31 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115885881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1499
Semi-minor axis of confidence ellipse (meter) 1411
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 288
Circular confidence region, given by single value of horizontal uncertainty (meter) 1500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 248
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.69338
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 115885881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-22 14:03:32

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 15
Type of magnitude ML
Reference to an origin 113781921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-25 14:28:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BDI.HHZ. 2023-01-25T14:22:08.85 3.0 negative manual Pg 19.879999 0
IV.MSSA.HHZ. 2023-01-25T14:21:55.58 3.0 positive manual Pn -3.71 0
IV.FAGN.HHZ. 2023-01-25T14:21:53.33 3.0 undecidable manual Sn -3.72 0
IV.CAVT.HHZ. 2023-01-25T14:21:41.16 3.0 undecidable manual Sn -9.46 0
IV.RIBO.EHZ.01 2023-01-25T14:21:40.71 3.0 positive manual Pn 5.12 0
IV.PANTE.HHZ. 2023-01-25T14:21:25.28 3.0 undecidable manual Pg 5.26 0
IV.LRP.EHZ. 2023-01-25T14:21:12.73 3.0 positive manual Pg 8.5 0
IV.PZUN.HHZ. 2023-01-25T14:20:39.13 3.0 undecidable manual Pg 0.4 0
IV.CDRU.HHZ. 2023-01-25T14:20:36.83 3.0 undecidable manual Pn -3.53 0
IV.SELL.HHZ. 2023-01-25T14:20:26.73 0.6 undecidable manual S 214 52.9026 115 0.17 47
IV.SERS.HNN. 2023-01-25T14:20:24.93 0.6 undecidable manual S 213 45.1215 119 0.22 47
IV.CELI.HHZ. 2023-01-25T14:20:23.76 0.6 undecidable manual S 274 40.0266 123 0.24 48
XE.BIDON.HHZ. 2023-01-25T14:20:22.88 0.3 undecidable manual P 325 76.9674 107 0.37 66
IV.TDS.HHZ. 2023-01-25T14:20:20.42 0.3 undecidable manual P 300 62.7927 111 -0.02 71
IV.CAR1.HHZ. 2023-01-25T14:20:20.94 0.6 undecidable manual P 258 66.8775 110 -0.09 47
IV.PIPA.HHZ. 2023-01-25T14:20:19.07 0.6 undecidable manual S 311 18.0708 147 -0.22 49
IV.SELL.HHZ. 2023-01-25T14:20:18.72 0.3 undecidable manual P 214 52.9026 115 -0.32 69
IV.SPS2.HHZ. 2023-01-25T14:20:18.83 0.3 undecidable manual P 260 55.3002 114 -0.55 64
IV.SERS.HNN. 2023-01-25T14:20:18.43 0.3 undecidable manual P 213 45.1215 119 0.46 67
IV.CELI.HHZ. 2023-01-25T14:20:17.31 0.1 negative manual P 274 40.0266 123 0.02 100
IV.PIPA.HHZ. 2023-01-25T14:20:14.70 0.1 negative manual P 311 18.0708 147 -0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIPA.HHN. ML:2.0 0.00038145059999999996 0.5184 AML other m 2023-01-25T14:20:19.41
IV.PIPA.HHE. ML:2.3 0.0007784284 0.6592 AML other m 2023-01-25T14:20:19.40
IV.CELI.HHE. ML:1.7 0.000121 0.58 AML other m 2023-01-25T14:20:24.43
IV.CELI.HHN. ML:1.6 0.00009285000000000001 0.76 AML other m 2023-01-25T14:20:25.61
IV.SELL.HHN. ML:1.4 0.0000496 0.28 AML other m 2023-01-25T14:20:27.61
IV.SELL.HHE. ML:1.3 0.00004115657 0.5376 AML other m 2023-01-25T14:20:28.67
IV.SPS2.HHE. ML:1.4 0.0000562 0.48 AML other m 2023-01-25T14:20:31.38
IV.SPS2.HHN. ML:1.4 0.00005005 0.28 AML other m 2023-01-25T14:20:32.73
IV.TDS.HHN. ML:1.5 0.000048799999999999994 0.6 AML other m 2023-01-25T14:20:33.34
IV.TDS.HHE. ML:1.5 0.000051699999999999996 0.66 AML other m 2023-01-25T14:20:37.37
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