Earthquake with magnitude of ML 1.8 on date 26-04-2021 and time 10:14:08 (Italy) in region Costa Catanese (Catania)

A magnitude ML 1.8 earthquake occured in region: Costa Catanese (Catania), on

  • 26-04-2021 08:14:08 (UTC)
  • 26-04-2021 10:14:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.6150, 15.3960 at 6 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
20 Km E of Acireale (52622 inhabitants)
30 Km E of Catania (314555 inhabitants)
59 Km SW of Reggio di Calabria (183035 inhabitants)
62 Km N of Siracusa (122291 inhabitants)
66 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 1.8 2021-04-26
08:14:08
37.6147 15.3965 6 2021-07-12
16:55:15
Bollettino Sismico Italiano INGV 91286131
Reviewed
Rev100
ML 1.8 2021-04-26
08:14:08
37.6217 15.3652 10 2021-04-26
09:06:38
Sala Sismica INGV-Roma 89487971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-26 08:14:08 ± 0.24
Latitude 37.6147 ± 0.0063
Longitude 15.3965 ± 0.0136
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91286131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1108
Semi-minor axis of confidence ellipse (meter) 758
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 297
Circular confidence region, given by single value of horizontal uncertainty (meter) 1110.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.94968
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 91286131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-26 00:07:26

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 89487971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-26 09:06:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2021-04-26T08:15:02.76 3.0 undecidable manual Sn -0.07 0
IV.TDS.HHZ. 2021-04-26T08:14:44.19 3.0 undecidable manual P -1.47 0
IV.HPAC.HHE. 2021-04-26T08:14:40.30 0.6 undecidable manual S 198 105.4167 50 0.39 43
IV.MFNL.HHZ. 2021-04-26T08:14:39.48 3.0 negative manual P -3.27 0
IV.HMDC.HNN. 2021-04-26T08:14:36.70 0.6 undecidable manual S 217 90.6426 50 0.73 40
IV.SSY.HHZ. 2021-04-26T08:14:27.40 0.3 undecidable manual S 209 58.0974 50 0.12 75
IV.HPAC.HHE. 2021-04-26T08:14:26.72 0.6 undecidable manual P 198 105.4167 50 0.18 45
IV.HLNI.HHZ. 2021-04-26T08:14:26.70 0.3 undecidable manual S 238 54.8007 50 0.3 73
IV.HCRL.HHZ. 2021-04-26T08:14:25.00 0.3 undecidable manual S 221 48.8178 50 0.21 75
IV.RAFF.HHZ. 2021-04-26T08:14:25.75 0.6 undecidable manual P 245 100.9212 50 -0.1 46
IV.MTTG.HHE. 2021-04-26T08:14:25.80 0.6 undecidable manual S 32 50.616 50 0.51 47
IV.HMDC.HNN. 2021-04-26T08:14:24.79 0.6 undecidable manual P 217 90.6426 50 0.52 43
IV.MSFR.HHZ. 2021-04-26T08:14:23.43 0.6 undecidable manual P 304 84.4488 50 0.11 48
IV.HAGA.HHZ. 2021-04-26T08:14:23.00 0.3 undecidable manual S 210 42.3243 50 -0.06 78
IV.GALF.HHZ. 2021-04-26T08:14:22.55 0.6 undecidable manual P 279 73.6707 50 0.9 38
IV.SOI.EHE. 2021-04-26T08:14:22.81 0.3 undecidable manual P 48 76.8675 50 0.67 63
IV.AIO.HHZ. 2021-04-26T08:14:22.70 0.6 undecidable manual S 340 42.1245 50 -0.3 50
IV.MCPD.HHZ. 2021-04-26T08:14:22.57 0.1 undecidable manual P 314 80.8635 50 -0.19 95
IV.HAVL.HHZ. 2021-04-26T08:14:21.60 0.3 undecidable manual P 199 76.5678 50 -0.5 67
IV.MILZ.HHZ. 2021-04-26T08:14:21.54 0.6 undecidable manual P 349 74.2701 50 -0.2 48
IV.HVZN.HHZ. 2021-04-26T08:14:20.80 0.6 undecidable manual P 231 77.0673 50 -1.38 30
IV.MUCR.HHZ. 2021-04-26T08:14:20.41 0.6 undecidable manual P 316 65.9895 50 -0.06 50
IV.MPNC.HHZ. 2021-04-26T08:14:19.55 0.6 undecidable manual P 356 59.0964 50 0.14 50
IV.HLNI.HHZ. 2021-04-26T08:14:18.25 0.3 undecidable manual P 238 54.8007 50 -0.49 70
IV.SSY.HHZ. 2021-04-26T08:14:18.80 0.3 undecidable manual P 209 58.0974 50 -0.45 70
IV.NOV.HHE. 2021-04-26T08:14:18.03 0.3 undecidable manual P 334 51.2154 50 -0.15 76
IV.MTTG.HHE. 2021-04-26T08:14:18.29 0.6 undecidable manual P 32 50.616 50 0.19 50
IV.HCRL.HHZ. 2021-04-26T08:14:17.58 0.3 undecidable manual P 221 48.8178 50 -0.23 75
IV.EMSG.HHZ. 2021-04-26T08:14:17.74 0.3 undecidable manual P 300 45.4212 50 0.45 72
IV.EPIT.HHZ. 2021-04-26T08:14:16.00 0.3 undecidable manual P 306 36.9297 100 0.21 77
IV.HAGA.HHZ. 2021-04-26T08:14:16.54 0.1 undecidable manual P 210 42.3243 50 -0.28 100
IV.AIO.HHZ. 2021-04-26T08:14:15.83 0.1 undecidable manual P 340 42.1245 50 -0.95 79
IV.EFIU.HHE. 2021-04-26T08:14:13.50 0.3 undecidable manual P 320 25.3524 104 -0.02 81
IV.EPOZ.HHZ. 2021-04-26T08:14:12.84 0.3 undecidable manual P 289 19.3695 108 0.48 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPOZ.HHN. ML:1.7 0.0004325 0.52 AML other m 2021-04-26T08:14:17.88
IV.EPOZ.HHE. ML:1.8 0.000518 0.54 AML other m 2021-04-26T08:14:18.65
IV.AIO.HHE. ML:1.7 0.000162 0.28 AML other m 2021-04-26T08:14:23.83
IV.AIO.HHN. ML:1.9 0.000272 0.32 AML other m 2021-04-26T08:14:24.17
IV.HAGA.HHN. ML:1.4 0.00008280000000000001 0.4 AML other m 2021-04-26T08:14:25.06
IV.EPIT.HHE. ML:2.0 0.000374 1.04 AML other m 2021-04-26T08:14:25.26
IV.HAGA.HHE. ML:1.5 0.00011080000000000001 1.44 AML other m 2021-04-26T08:14:27.10
IV.HCRL.HHE. ML:1.9 0.0002275 1.56 AML other m 2021-04-26T08:14:27.89
IV.EPIT.HHN. ML:2.1 0.000495 0.92 AML other m 2021-04-26T08:14:27.86
IV.HCRL.HHN. ML:1.7 0.000144 0.78 AML other m 2021-04-26T08:14:28.28
IV.HLNI.HHN. ML:1.5 0.00007680000000000001 0.26 AML other m 2021-04-26T08:14:29.49
IV.MPNC.HHE. ML:1.8 0.00012159999999999999 0.34 AML other m 2021-04-26T08:14:30.03
IV.SSY.HHN. ML:2.4 0.00048699999999999997 0.72 AML other m 2021-04-26T08:14:30.46
IV.EMSG.HHN. ML:1.8 0.000202 1.24 AML other m 2021-04-26T08:14:30.02
IV.HLNI.HHE. ML:1.4 0.00006465 0.64 AML other m 2021-04-26T08:14:30.97
IV.MPNC.HHN. ML:1.8 0.00012215 0.54 AML other m 2021-04-26T08:14:31.29
IV.MUCR.HHE. ML:1.4 0.00004935 0.34 AML other m 2021-04-26T08:14:32.53
IV.SSY.HHE. ML:2.0 0.00022700000000000002 0.88 AML other m 2021-04-26T08:14:32.53
IV.MUCR.HHN. ML:1.4 0.00005205 0.68 AML other m 2021-04-26T08:14:32.40
IV.EMSG.HHE. ML:1.8 0.000212 0.4 AML other m 2021-04-26T08:14:35.43
IV.HAVL.HHN. ML:2.0 0.00015099999999999998 0.5 AML other m 2021-04-26T08:14:36.33
IV.GALF.HHE. ML:1.7 0.00007925 1.28 AML other m 2021-04-26T08:14:36.89
IV.HAVL.HHE. ML:1.9 0.0001305 0.28 AML other m 2021-04-26T08:14:36.84
IV.GALF.HHN. ML:1.6 0.0000691 0.36 AML other m 2021-04-26T08:14:38.05
IV.SPS2.HHE. ML:2.1 0.00003915 0.2 AML other m 2021-04-26T08:15:14.45
IV.SPS2.HHN. ML:2.1 0.000033100000000000005 0.74 AML other m 2021-04-26T08:15:14.53
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