Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 03-02-2021 and time 17:25:10 (UTC) in region 1 km E Reitano (ME)

A magnitude ML 1.9 earthquake occured in region: 1 km E Reitano (ME), on

  • 03-02-2021 17:25:10 (UTC)
  • 03-02-2021 18:25:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.9780, 14.3620 at 25 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
Reitano ME 2 806 806
Santo Stefano di Camastra ME 5 4694 5500
Motta d'Affermo ME 5 739 6239
Mistretta ME 5 4791 11030
Pettineo ME 6 1350 12380
Caronia ME 9 3364 15744
Tusa ME 11 2925 18669
Castel di Lucio ME 11 1294 19963
San Mauro Castelverde PA 17 1701 21664
Capizzi ME 18 3176 24840
Pollina PA 19 2974 27814

Municipalities with at least 50000 inhabitants

An earthquake occurred to
60 Km NE of Caltanissetta (63360 inhabitants)
75 Km E of Bagheria (55387 inhabitants)
82 Km NW of Acireale (52622 inhabitants)
83 Km NW of Catania (314555 inhabitants)
89 Km E of Palermo (674435 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 1.9 2021-02-03
17:25:10		 37.978 14.3615 25 2021-07-12
16:55:09		 Bollettino Sismico Italiano INGV 89792871
Reviewed
Rev100 		ML 1.8 2021-02-03
17:25:10		 37.9828 14.3588 24 2021-02-03
17:34:49		 Sala Sismica INGV-Roma 86812831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-03 17:25:10 ± 0.14
Latitude 37.9780 ± 0.0054
Longitude 14.3615 ± 0.0057
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89792871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 579
Semi-minor axis of confidence ellipse (meter) 292
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 177
Circular confidence region, given by single value of horizontal uncertainty (meter) 580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.17267
Epicentral distance of station farthest from the epicenter (degree) 0.99555
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 86812831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-03 17:34:49

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 89792871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-17 00:41:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2021-02-03T17:25:43.68 0.6 undecidable manual S 145 110.5005 98 0.63 37
IV.HLNI.HHZ. 2021-02-03T17:25:36.60 0.6 undecidable manual S 147 82.9503 101 0.79 36
IV.IACL.HHE. 2021-02-03T17:25:30.88 0.6 undecidable manual S 359 61.5939 105 0.63 42
IV.SSY.HHZ. 2021-02-03T17:25:29.04 0.3 undecidable manual P 145 110.5005 98 -0.41 60
IV.MUCR.HHZ. 2021-02-03T17:25:26.10 0.3 undecidable manual S 81 45.3213 112 -0.04 72
IV.RAFF.HHZ. 2021-02-03T17:25:25.65 0.3 undecidable manual P 180 83.8494 101 0.26 65
IV.HLNI.HHZ. 2021-02-03T17:25:25.35 0.3 undecidable manual P 147 82.9503 101 0.09 68
IV.AIO.HHZ. 2021-02-03T17:25:24.11 0.3 undecidable manual P 90 76.1682 102 -0.13 67
IV.IVPL.HHZ. 2021-02-03T17:25:23.34 0.3 undecidable manual P 50 69.6747 103 0.07 70
IV.IVUG.HHE. 2021-02-03T17:25:23.50 0.3 undecidable manual P 49 71.4729 103 -0.04 69
IV.GALF.HHZ. 2021-02-03T17:25:23.40 0.6 undecidable manual S 149 34.6431 119 -0.16 49
IV.IACL.HHE. 2021-02-03T17:25:22.12 0.3 undecidable manual P 359 61.5939 105 0.07 71
IV.NOV.HHZ. 2021-02-03T17:25:22.90 0.3 undecidable manual P 85 67.9764 104 -0.11 69
IV.GIB.HHE. 2021-02-03T17:25:22.89 0.3 undecidable manual S 273 29.3484 124 0.54 66
IV.CSLB.HHZ. 2021-02-03T17:25:21.50 0.3 undecidable manual S 260 26.9508 127 -0.32 72
IV.PETRA.HHZ. 2021-02-03T17:25:21.70 0.6 undecidable manual S 233 26.8509 127 -0.12 51
IV.MSFR.HHZ. 2021-02-03T17:25:20.60 0.3 undecidable manual S 73 21.0678 135 -0.03 76
IV.PLLN.EHZ. 2021-02-03T17:25:20.40 0.3 undecidable manual S 275 19.1697 138 0.12 75
IV.MUCR.HHZ. 2021-02-03T17:25:19.53 0.1 undecidable manual P 81 45.3213 112 -0.15 95
IV.CAGR.HHE. 2021-02-03T17:25:19.82 0.3 undecidable manual P 163 41.3253 114 0.71 61
IV.RESU.HHZ. 2021-02-03T17:25:19.55 0.3 undecidable manual P 216 45.4212 112 -0.14 72
IV.GALF.HHZ. 2021-02-03T17:25:18.00 0.3 undecidable manual P 149 34.6431 119 -0.19 73
IV.GIB.HHE. 2021-02-03T17:25:17.54 0.1 undecidable manual P 273 29.3484 124 0.05 100
IV.CSLB.HHZ. 2021-02-03T17:25:16.80 0.1 undecidable manual P 260 26.9508 127 -0.39 94
IV.MSFR.HHZ. 2021-02-03T17:25:16.30 0.1 negative manual P 73 21.0678 135 -0.2 98
IV.PETRA.HHZ. 2021-02-03T17:25:16.87 0.1 undecidable manual P 233 26.8509 127 -0.31 96
IV.PLLN.EHZ. 2021-02-03T17:25:16.42 0.1 undecidable manual P 275 19.1697 138 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PLLN.EHN. ML:2.0 0.0005695247 0.3968 AML other m 2021-02-03T17:25:20.93
IV.MSFR.HHN. ML:1.8 0.0003045 0.4 AML other m 2021-02-03T17:25:21.24
IV.MSFR.HHE. ML:1.6 0.00018033739999999998 0.3712 AML other m 2021-02-03T17:25:21.52
IV.CSLB.HHN. ML:1.5 0.0001285 0.46 AML other m 2021-02-03T17:25:21.71
IV.PLLN.EHE. ML:2.0 0.0005433401500000001 0.512 AML other m 2021-02-03T17:25:22.36
IV.CSLB.HHE. ML:1.4 0.00010632008 0.2816 AML other m 2021-02-03T17:25:22.71
IV.GALF.HHE. ML:2.1 0.00044279315 0.2816 AML other m 2021-02-03T17:25:24.05
IV.PETRA.HHE. ML:1.8 0.00026455645000000004 0.32 AML other m 2021-02-03T17:25:24.53
IV.PETRA.HHN. ML:1.9 0.00028781499999999997 0.4224 AML other m 2021-02-03T17:25:25.72
IV.MUCR.HHN. ML:1.9 0.00020031725 0.256 AML other m 2021-02-03T17:25:29.32
IV.GALF.HHN. ML:2.2 0.000505 0.6 AML other m 2021-02-03T17:25:29.29
IV.MUCR.HHE. ML:1.8 0.00016399999999999997 0.26 AML other m 2021-02-03T17:25:29.65
IV.AIO.HHE. ML:1.6 0.00006065 0.48 AML other m 2021-02-03T17:25:36.70
IV.HLNI.HHE. ML:1.6 0.00004331194 0.2432 AML other m 2021-02-03T17:25:38.78
IV.HLNI.HHN. ML:1.5 0.000039405740000000004 0.2944 AML other m 2021-02-03T17:25:39.64
IV.NOV.HHN. ML:2.1 0.0002077554 1.5648 AML other m 2021-02-03T17:25:39.91
IV.AIO.HHN. ML:1.6 0.00006105386 1.552 AML other m 2021-02-03T17:25:40.02
IV.NOV.HHE. ML:2.2 0.00025093070000000003 0.3456 AML other m 2021-02-03T17:25:41.33
IV.IVPL.HHE. ML:1.7 0.00008655 0.68 AML other m 2021-02-03T17:25:44.27
IV.SSY.HHN. ML:2.7 0.00041844545 0.4224 AML other m 2021-02-03T17:25:47.81
IV.IVPL.HHN. ML:1.8 0.000101141105 0.576 AML other m 2021-02-03T17:25:48.63
IV.SSY.HHE. ML:2.4 0.00018378834999999998 0.32 AML other m 2021-02-03T17:25:48.00
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