Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 01-03-2023 and time 00:50:32 (UTC) in region 9 km NW Adrano (CT)

A magnitude ML 2.1 earthquake occured in region: 9 km NW Adrano (CT), on

  • 01-03-2023 00:50:32 (UTC)
  • 01-03-2023 01:50:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7180, 14.7550 at 22 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
Adrano CT 9 36122 36122
Bronte CT 10 19172 55294
Centuripe EN 11 5470 60764
Regalbuto EN 12 7277 68041
Biancavilla CT 13 24007 92048
Cesarò ME 15 2439 94487
San Teodoro ME 15 1403 95890
Troina EN 16 9373 105263
Maletto CT 16 3920 109183
Santa Maria di Licodia CT 16 7641 116824
Maniace CT 17 3765 120589
Catenanuova EN 18 4866 125455
Ragalna CT 19 3924 129379
Gagliano Castelferrato EN 19 3593 132972

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of Catania (314555 inhabitants)
38 Km W of Acireale (52622 inhabitants)
66 Km E of Caltanissetta (63360 inhabitants)
85 Km NE of Gela (75827 inhabitants)
87 Km NW of Siracusa (122291 inhabitants)
88 Km N of Vittoria (63339 inhabitants)
88 Km SW of Messina (238439 inhabitants)
88 Km N of Ragusa (73313 inhabitants)
89 Km SW of Reggio di Calabria (183035 inhabitants)
95 Km N of Modica (54633 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 2.1 2023-03-01
00:50:32		 37.7182 14.7553 22 2024-03-01
17:17:57		 Bollettino Sismico Italiano INGV 114956781
Reviewed
Rev200 		ML 2.3 2023-03-01
00:50:31		 37.726 14.767 23 2023-12-14
22:55:19		 Sala Operativa INGV_OE (Catania) 114902171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-01 00:50:32 ± 0.13
Latitude 37.7182 ± 0.0063
Longitude 14.7553 ± 0.0091
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114956781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 757
Semi-minor axis of confidence ellipse (meter) 325
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 260
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 1.44071
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 114902171
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-03-01 00:54:31

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 114956781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-14 23:02:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAVL.HHZ. 2023-03-01T00:51:00.14 0.6 undecidable manual S 159 90.1431 98 0.74 36
IV.MBFT.HHZ. 2023-03-01T00:50:59.62 1.0 undecidable manual P 280 159.9177 54 1.37 11
IV.AGST.EHZ. 2023-03-01T00:50:53.26 0.6 undecidable manual S 141 65.9895 101 0.24 44
IV.MSRU.HHZ. 2023-03-01T00:50:48.73 0.6 undecidable manual P 47 89.4438 98 0.73 36
IV.HAVL.HHZ. 2023-03-01T00:50:47.62 0.3 undecidable manual P 159 90.1431 98 -0.49 59
IV.HLNI.HHZ. 2023-03-01T00:50:47.34 0.6 undecidable manual S 166 42.3243 109 0.43 44
IV.MUCR.HHZ. 2023-03-01T00:50:45.70 0.6 undecidable manual S 16 37.5291 112 -0.01 48
IV.MPNC.HHZ. 2023-03-01T00:50:45.49 0.3 undecidable manual P 48 70.6737 100 0.35 64
IV.SSY.HHZ. 2023-03-01T00:50:44.44 0.1 undecidable manual P 156 68.1762 101 -0.33 86
IV.RAFF.HHZ. 2023-03-01T00:50:44.70 0.3 undecidable manual P 212 64.9905 101 0.42 63
IV.PLLN.EHZ. 2023-03-01T00:50:44.36 0.3 undecidable manual P 300 61.6938 102 0.58 60
IV.HVZN.HHZ. 2023-03-01T00:50:43.27 0.3 undecidable manual P 183 59.9955 102 -0.26 66
IV.AGST.EHZ. 2023-03-01T00:50:43.82 0.1 positive manual P 141 65.9895 101 -0.61 79
IV.AIO.HHZ. 2023-03-01T00:50:42.37 0.3 undecidable manual P 56 50.4162 105 0.28 67
IV.ECHR.HNZ. 2023-03-01T00:50:41.72 0.6 undecidable manual S 104 14.2746 142 1.09 36
IV.GALF.HHZ. 2023-03-01T00:50:41.60 0.6 undecidable manual S 267 16.5723 137 0.57 43
IV.ESVO.HHZ. 2023-03-01T00:50:41.69 0.6 undecidable manual S 70 17.871 135 0.42 46
IV.EPZF.HHZ. 2023-03-01T00:50:41.37 0.6 undecidable manual S 37 14.7741 141 0.67 43
IV.HLNI.HHZ. 2023-03-01T00:50:40.51 0.1 undecidable manual P 166 42.3243 109 -0.39 89
IV.MSFR.HHZ. 2023-03-01T00:50:40.00 0.3 undecidable manual P 338 37.8288 112 -0.25 69
IV.MUCR.HHZ. 2023-03-01T00:50:40.10 0.1 undecidable manual P 16 37.5291 112 -0.11 95
IV.LIBRI.HHZ. 2023-03-01T00:50:40.74 0.3 undecidable manual P 20 43.3233 108 -0.31 68
IV.EMAS.HHZ. 2023-03-01T00:50:39.71 0.3 undecidable manual P 120 30.3474 118 0.51 66
IV.EMFO.HHZ. 2023-03-01T00:50:39.02 0.6 undecidable manual P 86 29.4483 119 -0.06 48
IV.EMSA.HHZ. 2023-03-01T00:50:39.53 0.3 undecidable manual P 146 29.5482 118 0.43 67
IV.ESCV.HHZ. 2023-03-01T00:50:39.00 0.6 undecidable manual S 59 6.1938 162 -0.59 44
IV.EPIT.HHZ. 2023-03-01T00:50:39.08 0.3 undecidable manual P 69 28.3494 120 0.14 72
IV.ECBD.HHZ. 2023-03-01T00:50:38.99 0.3 undecidable manual P 77 29.8479 118 -0.15 71
IV.EMNR.HHZ. 2023-03-01T00:50:38.59 0.3 undecidable manual P 65 26.1516 122 -0.05 73
IV.EMFS.HHZ. 2023-03-01T00:50:38.18 0.3 undecidable manual P 90 21.2676 129 0.15 73
IV.ENIC.HHZ. 2023-03-01T00:50:38.85 0.3 undecidable manual P 112 25.2525 123 0.32 70
IV.ESPC.HHZ. 2023-03-01T00:50:38.15 0.3 undecidable manual P 97 24.0537 125 -0.22 71
IV.EMCN.HHZ. 2023-03-01T00:50:38.69 0.3 undecidable manual P 72 25.752 123 0.1 73
IV.ECHR.HNZ. 2023-03-01T00:50:37.23 0.1 undecidable manual P 104 14.2746 142 -0.04 100
IV.ESLN.HHZ. 2023-03-01T00:50:37.82 0.1 undecidable manual P 98 19.4694 132 0 100
IV.ESVO.HHZ. 2023-03-01T00:50:37.42 0.3 undecidable manual P 70 17.871 135 -0.22 72
IV.GALF.HHZ. 2023-03-01T00:50:37.32 0.1 positive manual P 267 16.5723 137 -0.18 97
IV.EMPL.HHZ. 2023-03-01T00:50:37.86 0.1 undecidable manual P 103 19.3695 132 0.05 99
IV.EMSG.HHZ. 2023-03-01T00:50:37.86 0.3 undecidable manual P 56 20.4684 130 -0.08 74
IV.EPZF.HHZ. 2023-03-01T00:50:37.25 0.1 negative manual P 37 14.7741 141 -0.06 100
IV.ESML.HHZ. 2023-03-01T00:50:37.37 0.1 negative manual P 136 15.5733 139 -0.03 100
IV.ECZM.HHZ. 2023-03-01T00:50:36.69 0.1 undecidable manual P 84 13.1757 144 -0.47 91
IV.ESCV.HHZ. 2023-03-01T00:50:35.79 0.1 negative manual P 59 6.1938 162 -0.88 79
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ESCV.HHE. ML:2.7 0.0034950000000000003 1.22 AML other m 2023-03-01T00:50:40.28
IV.ESCV.HHN. ML:2.8 0.005095000000000001 0.32 AML other m 2023-03-01T00:50:41.30
IV.EPZF.HHE. ML:2.4 0.00148 0.4 AML other m 2023-03-01T00:50:41.78
IV.EPZF.HHN. ML:2.3 0.0012900000000000001 1.4 AML other m 2023-03-01T00:50:42.71
IV.GALF.HNN. ML:1.8 0.00041349999999999997 0.36 AML other m 2023-03-01T00:50:42.50
IV.GALF.HNE. ML:1.7 0.0002875 0.76 AML other m 2023-03-01T00:50:42.49
IV.GALF.HHN. ML:2.8 0.00336 0.82 AML other m 2023-03-01T00:50:42.49
IV.GALF.HHE. ML:2.6 0.002185 0.46 AML other m 2023-03-01T00:50:43.73
IV.ESML.HHE. ML:1.9 0.0005250000000000001 0.68 AML other m 2023-03-01T00:50:45.50
IV.ESML.HNE. ML:2.0 0.0006039999999999999 0.72 AML other m 2023-03-01T00:50:45.49
IV.EMSG.HHE. ML:2.3 0.0009865 0.76 AML other m 2023-03-01T00:50:45.90
IV.EMSG.HHN. ML:2.2 0.0009319999999999999 0.48 AML other m 2023-03-01T00:50:47.28
IV.ESML.HHN. ML:1.9 0.000512 1.12 AML other m 2023-03-01T00:50:47.30
IV.ESML.HNN. ML:1.9 0.00053 1.1 AML other m 2023-03-01T00:50:47.87
IV.HLNI.HHE. ML:1.8 0.0001675 0.92 AML other m 2023-03-01T00:50:47.17
IV.MUCR.HHN. ML:1.8 0.00022649999999999998 0.76 AML other m 2023-03-01T00:50:48.29
IV.EPIT.HHN. ML:2.3 0.0009415 0.54 AML other m 2023-03-01T00:50:48.89
IV.HLNI.HHN. ML:1.4 0.00008219999999999999 0.42 AML other m 2023-03-01T00:50:49.33
IV.EPIT.HHE. ML:2.3 0.0008489999999999999 1 AML other m 2023-03-01T00:50:49.69
IV.LIBRI.HNE. ML:1.8 0.000168 0.86 AML other m 2023-03-01T00:50:49.27
IV.MUCR.HHE. ML:1.8 0.0002265 0.42 AML other m 2023-03-01T00:50:49.59
IV.AIO.HHE. ML:1.7 0.00011975 0.22 AML other m 2023-03-01T00:50:51.19
IV.LIBRI.HNN. ML:1.8 0.00016 0.68 AML other m 2023-03-01T00:50:51.22
IV.AIO.HHN. ML:1.6 0.00010269136000000001 0.22 AML other m 2023-03-01T00:50:52.00
IV.AGST.EHN. ML:1.9 0.00015235569999999998 2.02 AML other m 2023-03-01T00:50:54.27
IV.AGST.EHE. ML:1.9 0.00014150908500000002 0.3 AML other m 2023-03-01T00:50:56.42
IV.HVZN.HHE. ML:2.2 0.000299 0.62 AML other m 2023-03-01T00:50:57.87
IV.SSY.HHE. ML:2.5 0.000497 0.44 AML other m 2023-03-01T00:50:57.38
IV.HAVL.HHN. ML:2.3 0.00020339344999999997 1.1 AML other m 2023-03-01T00:50:58.72
IV.HVZN.HHN. ML:2.2 0.0003165 1.5 AML other m 2023-03-01T00:50:59.00
IV.SSY.HNE. ML:2.2 0.0002705 0.48 AML other m 2023-03-01T00:50:59.65
IV.SSY.HHN. ML:2.8 0.000968 0.78 AML other m 2023-03-01T00:50:59.60
IV.SSY.HNN. ML:2.2 0.00028599999999999996 0.78 AML other m 2023-03-01T00:50:59.99
IV.HAVL.HHE. ML:2.2 0.000160607315 1.34 AML other m 2023-03-01T00:50:59.82
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
Waveforms Seismic signals in miniseed + resp format Download