Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 25-06-2020 and time 15:28:29 (UTC) in region 5 km E Randazzo (CT)

A magnitude ML 1.9 earthquake occured in region: 5 km E Randazzo (CT), on

  • 25-06-2020 15:28:29 (UTC)
  • 25-06-2020 17:28:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8580, 15.0030 at 11 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Randazzo CT 6 10900 10900
Moio Alcantara ME 6 717 11617
Santa Domenica Vittoria ME 8 980 12597
Malvagna ME 8 733 13330
Roccella Valdemone ME 9 666 13996
Castiglione di Sicilia CT 11 3215 17211
Maletto CT 12 3920 21131
Linguaglossa CT 13 5403 26534
Francavilla di Sicilia ME 13 3945 30479
Motta Camastra ME 16 845 31324
Piedimonte Etneo CT 16 3963 35287
Floresta ME 17 485 35772
Bronte CT 17 19172 54944
Maniace CT 17 3765 58709
Sant'Alfio CT 18 1582 60291
Milo CT 18 1087 61378
Montalbano Elicona ME 19 2287 63665
Gaggi ME 19 3184 66849
Fiumefreddo di Sicilia CT 19 9623 76472
Zafferana Etnea CT 20 9517 85989

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of Acireale (52622 inhabitants)
40 Km N of Catania (314555 inhabitants)
61 Km SW of Messina (238439 inhabitants)
63 Km W of Reggio di Calabria (183035 inhabitants)
92 Km E of Caltanissetta (63360 inhabitants)
92 Km N of Siracusa (122291 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 2020-06-25
15:28:29		 37.8577 15.0032 11 2020-11-19
12:37:02		 Bollettino Sismico Italiano INGV 83128731
Reviewed
Rev100 		ML 1.9 2020-06-25
15:28:29		 37.8537 14.9962 11 2020-06-25
15:51:59		 Sala Sismica INGV-Roma 80499181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-25 15:28:29 ± 0.04
Latitude 37.8577 ± 0.0036
Longitude 15.0032 ± 0.0046
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83128731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 401
Semi-minor axis of confidence ellipse (meter) 317
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 141
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 0.80849
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 83128731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-22 11:08:53

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 80499181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-25 15:51:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.CEL.HHZ. 2020-06-25T15:28:44.69 0.6 undecidable manual P 60 89.7435 50 -0.28 43
IV.MSRU.HHZ. 2020-06-25T15:28:40.80 0.3 undecidable manual P 44 63.0924 50 -0.06 70
IV.IVUG.HHE. 2020-06-25T15:28:40.55 0.3 undecidable manual P 359 59.6958 50 0.2 69
IV.ESML.HHZ. 2020-06-25T15:28:40.16 0.3 undecidable manual S 202 28.749 50 0.26 72
IV.IVPL.HHE. 2020-06-25T15:28:40.26 0.3 undecidable manual P 358 57.5979 50 0.25 68
IV.MILZ.HHZ. 2020-06-25T15:28:38.89 0.3 undecidable manual P 23 50.0166 50 0.04 72
IV.AIO.HHZ. 2020-06-25T15:28:38.74 0.3 undecidable manual S 58 23.754 50 0.17 74
IV.MUCR.HHZ. 2020-06-25T15:28:38.73 0.3 undecidable manual S 331 23.4543 50 0.23 73
IV.ECHR.HHE. 2020-06-25T15:28:37.88 0.6 undecidable manual S 203 20.5683 117 0.19 49
IV.MSFR.HHZ. 2020-06-25T15:28:37.12 0.3 undecidable manual P 299 40.9257 50 -0.34 69
IV.MPNC.HHZ. 2020-06-25T15:28:37.84 0.3 undecidable manual P 44 44.3223 50 -0.13 72
IV.GALF.HHZ. 2020-06-25T15:28:37.42 0.3 undecidable manual P 247 41.625 50 -0.14 72
IV.EPZF.HHZ. 2020-06-25T15:28:35.92 0.3 undecidable manual S 254 13.3755 128 0.37 72
IV.ESML.HHZ. 2020-06-25T15:28:35.55 0.3 undecidable manual P 202 28.749 50 -0.02 75
IV.EPOZ.HHE. 2020-06-25T15:28:35.25 0.3 undecidable manual P 142 26.2515 50 0.06 75
IV.ECTS.HHZ. 2020-06-25T15:28:35.16 0.3 undecidable manual S 75 10.6782 135 0.3 73
IV.ENIC.HNZ. 2020-06-25T15:28:35.18 0.1 undecidable manual P 176 25.1526 50 0.16 98
IV.EMSG.HHZ. 2020-06-25T15:28:34.24 0.6 undecidable manual S 229 6.1938 149 0.34 49
IV.MUCR.HHZ. 2020-06-25T15:28:34.73 0.3 undecidable manual P 331 23.4543 50 -0.03 76
IV.EMCN.HHZ. 2020-06-25T15:28:34.36 0.3 undecidable manual S 160 7.881 143 0.15 76
IV.EVRN.HNZ. 2020-06-25T15:28:34.43 0.3 undecidable manual P 148 21.9669 50 -0.11 75
IV.EPIT.HHE. 2020-06-25T15:28:34.19 0.3 undecidable manual S 138 6.993 147 0.15 76
IV.AIO.HHZ. 2020-06-25T15:28:34.72 0.3 undecidable manual P 58 23.754 50 -0.08 75
IV.ECHR.HHE. 2020-06-25T15:28:33.96 0.3 undecidable manual P 203 20.5683 117 -0.33 72
IV.ECTS.HHZ. 2020-06-25T15:28:32.46 0.1 undecidable manual P 75 10.6782 135 -0.2 100
IV.EPZF.HHZ. 2020-06-25T15:28:32.67 0.3 undecidable manual P 254 13.3755 128 -0.39 72
IV.EPIT.HHE. 2020-06-25T15:28:32.13 0.3 undecidable manual P 138 6.993 147 -0.06 78
IV.EMSG.HHZ. 2020-06-25T15:28:31.88 0.3 undecidable manual P 229 6.1938 149 -0.23 75
IV.EMCN.HHZ. 2020-06-25T15:28:31.92 0.3 undecidable manual P 160 7.881 143 -0.37 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ECTS.HHN. ML:1.7 0.0006723803000000001 0.1408 AML other m 2020-06-25T15:28:35.55
IV.ECTS.HHE. ML:1.8 0.00073185905 0.1152 AML other m 2020-06-25T15:28:35.59
IV.EMSG.HHE. ML:2.2 0.002203262 0.576 AML other m 2020-06-25T15:28:36.29
IV.EMSG.HHN. ML:2.1 0.0020602364999999997 0.5248 AML other m 2020-06-25T15:28:36.49
IV.EMCN.HNN. ML:2.2 0.0023324775 0.32 AML other m 2020-06-25T15:28:36.74
IV.EMCN.HHN. ML:2.1 0.0019375335000000001 0.384 AML other m 2020-06-25T15:28:37.63
IV.EMCN.HHE. ML:2.3 0.0025065415 1.6672 AML other m 2020-06-25T15:28:37.04
IV.EMCN.HNE. ML:2.2 0.002459831 1.6416 AML other m 2020-06-25T15:28:37.06
IV.MUCR.HHN. ML:1.4 0.00016784515 0.2432 AML other m 2020-06-25T15:28:40.02
IV.AIO.HHN. ML:1.6 0.0002492661 0.3456 AML other m 2020-06-25T15:28:40.36
IV.MUCR.HHE. ML:1.2 0.000110298495 1.616 AML other m 2020-06-25T15:28:40.89
IV.AIO.HHE. ML:1.6 0.0002628501 0.2432 AML other m 2020-06-25T15:28:40.97
IV.ESML.HHE. ML:2.0 0.00047994485 0.704 AML other m 2020-06-25T15:28:41.78
IV.ESML.HHN. ML:2.0 0.00046410544999999997 0.6816 AML other m 2020-06-25T15:28:43.14
IV.MPNC.HHE. ML:1.9 0.00022775469999999998 0.2816 AML other m 2020-06-25T15:28:47.74
IV.GALF.HNN. ML:1.7 0.00016978635000000001 0.4 AML other m 2020-06-25T15:28:47.78
IV.MPNC.HHN. ML:1.9 0.00024988695 0.6016 AML other m 2020-06-25T15:28:48.65
IV.MILZ.HHE. ML:2.2 0.00036823395000000004 0.6176 AML other m 2020-06-25T15:28:49.22
IV.GALF.HHE. ML:2.0 0.00029153185 0.6656 AML other m 2020-06-25T15:28:50.37
IV.GALF.HNE. ML:1.6 0.00011471859000000001 0.576 AML other m 2020-06-25T15:28:51.44
IV.MSRU.HHE. ML:1.9 0.0001388937 1.0368 AML other m 2020-06-25T15:28:52.88
IV.GALF.HHN. ML:2.1 0.00041566025 0.5248 AML other m 2020-06-25T15:28:53.78
IV.MSRU.HHN. ML:1.6 0.000076339875 0.32 AML other m 2020-06-25T15:28:54.72
IV.MILZ.HHN. ML:2.0 0.00023325115 1.1136 AML other m 2020-06-25T15:28:54.96
MN.CEL.HHN. ML:1.5 0.000036182985 0.976 AML other m 2020-06-25T15:29:00.94
MN.CEL.HNE. ML:1.8 0.00007993759999999999 1.584 AML other m 2020-06-25T15:29:01.89
MN.CEL.HHE. ML:1.4 0.000028442935000000004 0.8992 AML other m 2020-06-25T15:29:02.36
MN.CEL.HNN. ML:1.8 0.0000724908 0.976 AML other m 2020-06-25T15:29:10.97
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