Earthquake with magnitude of ML 1.6 on date 30-03-2020 and time 14:01:33 (UTC) in region 5 km W Motta Sant'Anastasia (CT)

A magnitude ML 1.6 earthquake occured in region: 5 km W Motta Sant'Anastasia (CT), on

  • 30-03-2020 14:01:33 (UTC)
  • 30-03-2020 16:01:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.5000, 14.9190 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Motta Sant'Anastasia CT 5 12116 12116
Misterbianco CT 8 49410 61526
PaternĂ² CT 9 48228 109754
Camporotondo Etneo CT 11 5023 114777
Belpasso CT 12 28108 142885
San Pietro Clarenza CT 13 7743 150628
Santa Maria di Licodia CT 13 7641 158269
Gravina di Catania CT 15 25838 184107
Mascalucia CT 15 31958 216065
Ragalna CT 15 3924 219989
Catania CT 15 314555 534544
Sant'Agata li Battiati CT 16 9479 544023
Nicolosi CT 16 7463 551486
Tremestieri Etneo CT 16 20589 572075
Biancavilla CT 17 24007 596082
San Giovanni la Punta CT 18 23060 619142
Pedara CT 18 14102 633244
San Gregorio di Catania CT 18 11966 645210
Trecastagni CT 19 10910 656120
Adrano CT 20 36122 692242

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km W of Catania (314555 inhabitants)
25 Km SW of Acireale (52622 inhabitants)
59 Km NW of Siracusa (122291 inhabitants)
66 Km N of Ragusa (73313 inhabitants)
70 Km NE of Vittoria (63339 inhabitants)
73 Km N of Modica (54633 inhabitants)
76 Km E of Caltanissetta (63360 inhabitants)
76 Km NE of Gela (75827 inhabitants)
93 Km SW of Reggio di Calabria (183035 inhabitants)
96 Km SW of Messina (238439 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 1.6 2020-03-30
14:01:33
37.4995 14.9188 6 2020-07-18
21:08:39
Bollettino Sismico Italiano INGV 79939291
Reviewed
Rev100
ML 1.6 2020-03-30
14:01:32
37.5205 14.9428 5 2020-03-30
14:06:19
Sala Sismica INGV-Roma 77701601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-30 14:01:33 ± 0.18
Latitude 37.4995 ± 0.0081
Longitude 14.9188 ± 0.0147
Depth (km) 6 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79939291

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1303
Semi-minor axis of confidence ellipse (meter) 378
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 1300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.48
Epicentral distance of station closest to the epicenter (degree) 0.12231
Epicentral distance of station farthest from the epicenter (degree) 0.53240
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.5
Num. used stations 4
Type of magnitude ML
Reference to an origin 79939291
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-06 00:11:36

ML:1.6

Field Value
Value 1.6
Uncertainty 0.5
Num. used stations 4
Type of magnitude ML
Reference to an origin 77701601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-30 14:06:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHE. 2020-03-30T14:01:53.02 0.6 undecidable manual S 28 59.0964 50 0.51 44
IV.RAFF.HHZ. 2020-03-30T14:01:52.79 0.3 undecidable manual S 238 57.8976 50 0.61 64
IV.SSY.HHZ. 2020-03-30T14:01:47.30 0.3 undecidable manual S 160 40.3263 99 -0.02 76
IV.GALF.HHZ. 2020-03-30T14:01:47.36 0.6 undecidable manual S 307 38.8278 99 0.55 45
IV.HAGA.HHZ. 2020-03-30T14:01:44.57 0.3 undecidable manual S 139 31.6461 101 0.22 74
IV.RAFF.HHZ. 2020-03-30T14:01:43.32 0.1 undecidable manual P 238 57.8976 50 -0.83 78
IV.AIO.HHE. 2020-03-30T14:01:43.84 0.6 undecidable manual P 28 59.0964 50 -0.5 44
IV.EPZF.HHZ. 2020-03-30T14:01:41.71 0.3 undecidable manual P 351 36.4413 100 1.14 52
IV.SSY.HHZ. 2020-03-30T14:01:41.21 0.3 undecidable manual P 160 40.3263 99 -0.13 74
IV.GALF.HHZ. 2020-03-30T14:01:40.53 0.3 undecidable manual P 307 38.8278 99 -0.52 68
IV.HLNI.HHZ. 2020-03-30T14:01:40.08 0.3 undecidable manual S 194 17.2716 110 0.55 70
IV.HAGA.HHZ. 2020-03-30T14:01:39.56 0.3 undecidable manual P 139 31.6461 101 -0.06 76
IV.HLNI.HHZ. 2020-03-30T14:01:36.57 0.1 undecidable manual P 194 17.2716 110 -0.27 100
IV.ESML.HHZ. 2020-03-30T14:01:35.68 0.3 undecidable manual P 345 13.5753 114 -0.48 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HLNI.HHE. ML:1.1 0.00012235 0.38 AML other m 2020-03-30T14:01:40.45
IV.HLNI.HHN. ML:1.2 0.000136 0.3 AML other m 2020-03-30T14:01:40.35
IV.SSY.HHE. ML:2.0 0.000309 0.14 AML other m 2020-03-30T14:01:47.47
IV.SSY.HHN. ML:2.2 0.0004915000000000001 0.92 AML other m 2020-03-30T14:01:49.76
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