Earthquake with magnitude of ML 2.0 on date 17-02-2021 and time 17:47:00 (Italy) in region Costa Catanese (Catania)

A magnitude ML 2.0 earthquake occured in region: Costa Catanese (Catania), on

  • 17-02-2021 16:47:00 (UTC)
  • 17-02-2021 17:47:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.553, 15.497 at 28 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Acireale (52622 inhabitants)
37 Km E of Catania (314555 inhabitants)
58 Km N of Siracusa (122291 inhabitants)
63 Km S of Reggio di Calabria (183035 inhabitants)
72 Km S of Messina (238439 inhabitants)
97 Km NE of Ragusa (73313 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 2.0 2021-02-17
16:47:00
37.5533 15.4972 28 2021-07-12
16:55:00
Bollettino Sismico Italiano INGV 87722841
Reviewed
Rev100
ML 1.9 2021-02-17
16:47:00
37.5637 15.4658 6 2021-02-17
16:56:52
Sala Sismica INGV-Roma 87247021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-17 16:47:00 ± 0.1
Latitude 37.5533 ± 0.0045
Longitude 15.4972 ± 0.0091
Depth (km) 28 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87722841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 700
Semi-minor axis of confidence ellipse (meter) 479
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 118
Circular confidence region, given by single value of horizontal uncertainty (meter) 700
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 166
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
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) 0.2716
Epicentral distance of station farthest from the epicenter (degree) 1.24376
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2

Field Value
Value 2
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 87722841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-09 13:31:39

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 87247021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-17 16:56:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.HVZN.HHZ. 2021-02-17T16:47:24.99 0.6 undecidable manual S 239 0.7249 104 0.45 43
IV.HAVL.HHZ. 2021-02-17T16:47:23.34 0.3 undecidable manual S 207 0.6646 105 0.55 63
IV.IFIL.HHZ. 2021-02-17T16:47:22.13 0.6 undecidable manual P 325 1.2438 54 -0.26 40
IV.MPNC.HHZ. 2021-02-17T16:47:21.45 0.6 undecidable manual S 349 0.6034 107 0.39 45
IV.PLAC.HHE. 2021-02-17T16:47:21.42 0.3 undecidable manual P 39 1.1628 54 0.16 63
IV.JOPP.HHZ. 2021-02-17T16:47:20.24 0.6 undecidable manual P 16 1.0963 54 -0.11 42
IV.NOV.HHZ. 2021-02-17T16:47:19.68 0.6 undecidable manual S 329 0.5531 108 0.05 49
IV.SSY.HHZ. 2021-02-17T16:47:18.73 0.6 undecidable manual S 221 0.5189 110 0.05 49
IV.RAFF.HHZ. 2021-02-17T16:47:18.06 0.3 undecidable manual P 250 0.9596 100 -0.07 67
IV.HLNI.HHZ. 2021-02-17T16:47:18.64 0.3 undecidable manual S 248 0.5369 109 -0.53 67
IV.HSRS.HNN. 2021-02-17T16:47:18.80 0.6 undecidable manual S 206 0.5099 110 0.39 45
IV.HCRL.HHZ. 2021-02-17T16:47:17.05 0.3 undecidable manual S 234 0.4569 112 0.09 73
IV.ENIC.HHZ. 2021-02-17T16:47:15.75 0.3 undecidable manual S 282 0.3849 117 0.74 62
IV.HMDC.HHZ. 2021-02-17T16:47:15.62 0.6 undecidable manual P 224 0.822 102 -0.19 45
MN.CEL.HNZ. 2021-02-17T16:47:14.91 0.1 undecidable manual P 24 0.7725 103 -0.08 91
IV.ESPC.HHZ. 2021-02-17T16:47:14.73 0.3 undecidable manual S 291 0.3966 116 -0.61 65
IV.MSRU.HHZ. 2021-02-17T16:47:14.06 0.6 undecidable manual P 1 0.7105 104 0.11 47
IV.HAGA.HHZ. 2021-02-17T16:47:14.64 0.3 undecidable manual S 225 0.3813 117 -0.29 72
IV.HAVL.HHZ. 2021-02-17T16:47:13.21 0.1 undecidable manual P 207 0.6646 105 0.02 95
IV.MUCR.HHZ. 2021-02-17T16:47:13.54 0.3 undecidable manual P 315 0.6943 104 -0.14 69
IV.HVZN.HHZ. 2021-02-17T16:47:13.99 0.3 undecidable manual P 239 0.7249 104 -0.21 68
IV.SOI.EHN. 2021-02-17T16:47:13.66 0.6 undecidable manual P 40 0.6808 105 0.2 47
IV.EPOZ.HNZ. 2021-02-17T16:47:12.64 0.3 undecidable manual S 296 0.2716 127 0.48 71
IV.MPNC.HHZ. 2021-02-17T16:47:12.02 0.6 undecidable manual P 349 0.6034 107 -0.17 46
IV.NOV.HHZ. 2021-02-17T16:47:11.14 0.3 undecidable manual P 329 0.5531 108 -0.22 70
IV.HLNI.HHZ. 2021-02-17T16:47:10.58 0.1 undecidable manual P 248 0.5369 109 -0.52 88
IV.HSRS.HNN. 2021-02-17T16:47:10.64 0.6 undecidable manual P 206 0.5099 110 -0.02 49
IV.SSY.HHZ. 2021-02-17T16:47:10.70 0.1 undecidable manual P 221 0.5189 110 -0.12 97
IV.ESML.HHZ. 2021-02-17T16:47:10.67 0.6 undecidable manual P 278 0.4937 111 0.27 47
IV.ENIC.HHZ. 2021-02-17T16:47:09.82 0.6 undecidable manual P 282 0.3849 117 1.12 35
IV.EPIT.HHZ. 2021-02-17T16:47:09.68 0.6 undecidable manual P 307 0.4335 114 0.23 48
IV.AIO.HHZ. 2021-02-17T16:47:09.72 0.3 undecidable manual P 334 0.4667 112 -0.26 70
IV.HCRL.HHZ. 2021-02-17T16:47:09.81 0.1 undecidable manual P 234 0.4569 112 -0.02 100
IV.ESPC.HHZ. 2021-02-17T16:47:08.72 0.1 undecidable manual P 291 0.3966 116 -0.17 98
IV.HAGA.HHZ. 2021-02-17T16:47:08.56 0.1 positive manual P 225 0.3813 117 -0.09 100
IV.EPOZ.HNZ. 2021-02-17T16:47:07.50 0.6 undecidable manual P 296 0.2716 127 0.45 48
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHN. ML:1.7 0.0001135 1.4 AML other m 2021-02-17T16:47:10.75
IV.HAGA.HHE. ML:2.1 0.0003165 0.14 AML other m 2021-02-17T16:47:14.86
IV.HAGA.HHN. ML:2 0.000245 0.12 AML other m 2021-02-17T16:47:15.18
IV.HCRL.HHE. ML:2.2 0.0003735 0.2 AML other m 2021-02-17T16:47:17.28
IV.HCRL.HHN. ML:2.2 0.000313 0.14 AML other m 2021-02-17T16:47:17.18
IV.HLNI.HHN. ML:1.8 0.0001072 0.12 AML other m 2021-02-17T16:47:19.35
IV.AIO.HHE. ML:1.4 6.06E-5 0.8 AML other m 2021-02-17T16:47:19.81
IV.SSY.HHE. ML:2.6 0.000822 0.72 AML other m 2021-02-17T16:47:19.55
IV.SSY.HHN. ML:2.9 0.001455 1.74 AML other m 2021-02-17T16:47:20.11
IV.HLNI.HHE. ML:1.7 0.0001004 0.52 AML other m 2021-02-17T16:47:21.36
IV.MPNC.HHN. ML:1.9 0.0001262 0.76 AML other m 2021-02-17T16:47:21.99
IV.HAVL.HHN. ML:2.5 0.000514 0.3 AML other m 2021-02-17T16:47:23.77
IV.NOV.HHE. ML:2 0.0001845 0.6 AML other m 2021-02-17T16:47:24.60
IV.HAVL.HHE. ML:2.4 0.000361 0.22 AML other m 2021-02-17T16:47:26.20
IV.MPNC.HHE. ML:1.8 0.0001115 0.74 AML other m 2021-02-17T16:47:26.24
IV.MUCR.HHE. ML:1.5 4.505E-5 1.44 AML other m 2021-02-17T16:47:26.19
IV.MUCR.HHN. ML:1.5 4.575E-5 0.3 AML other m 2021-02-17T16:47:28.88
IV.HMDC.HHN. ML:2.1 0.0001495 0.42 AML other m 2021-02-17T16:47:30.58
IV.NOV.HHN. ML:1.8 0.000116 1.16 AML other m 2021-02-17T16:47:31.93
IV.HMDC.HHE. ML:2.1 0.000131 0.46 AML other m 2021-02-17T16:47:32.99
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