Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 30-09-2018 and time 20:25:36 (UTC) in region 5 km NW San Teodoro (ME)

A magnitude ML 1.3 earthquake occured in region: 5 km NW San Teodoro (ME), on

  • 30-09-2018 20:25:36 (UTC)
  • 30-09-2018 22:25:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8880, 14.6830 at 36 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
San Teodoro ME 5 1403 1403
Cesarò ME 5 2439 3842
Maniace CT 11 3765 7607
Troina EN 13 9373 16980
Alcara li Fusi ME 15 1980 18960
San Fratello ME 16 3707 22667
Longi ME 17 1473 24140
Bronte CT 17 19172 43312
Maletto CT 17 3920 47232
Cerami EN 18 2006 49238
Militello Rosmarino ME 18 1324 50562
Galati Mamertino ME 18 2627 53189
Capizzi ME 18 3176 56365

Municipalities with at least 50000 inhabitants

An earthquake occurred to
52 Km NW of Acireale (52622 inhabitants)
56 Km NW of Catania (314555 inhabitants)
70 Km NE of Caltanissetta (63360 inhabitants)
84 Km W of Messina (238439 inhabitants)
88 Km W of Reggio di Calabria (183035 inhabitants)
99 Km NE of Gela (75827 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
Reviewed
Rev100 		ML 1.3 2018-09-30
20:25:36		 37.8877 14.6827 37 2018-09-30
20:34:52		 Sala Sismica INGV-Roma 61488871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-30 20:25:36 ± 0.31
Latitude 37.8877 ± 0.0144
Longitude 14.6827 ± 0.0330
Depth (km) 37 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 61488871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2922
Semi-minor axis of confidence ellipse (meter) 1371
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 288
Circular confidence region, given by single value of horizontal uncertainty (meter) 2920.0
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 14
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.79230
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 7
Type of magnitude ML
Reference to an origin 61488871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-30 20:34:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2018-09-30T20:26:02.61 0.3 undecidable manual S 157 87.9453 54 0.16 65
IV.HLNI.HHZ. 2018-09-30T20:25:56.03 0.3 undecidable manual S 164 62.0934 116 -0.63 57
IV.SSY.HHZ. 2018-09-30T20:25:51.27 0.1 undecidable manual P 157 87.9453 54 0 87
IV.ESML.HHZ. 2018-09-30T20:25:49.21 3.0 undecidable manual P 0
IV.EPZF.HHZ. 2018-09-30T20:25:48.28 0.3 undecidable manual S 115 16.7721 153 0.58 68
IV.GALF.HHZ. 2018-09-30T20:25:48.87 0.1 undecidable manual S 207 22.1556 146 0.46 89
IV.MUCR.HHZ. 2018-09-30T20:25:48.19 0.3 undecidable manual S 44 24.0537 144 -0.51 66
IV.HLNI.HHZ. 2018-09-30T20:25:47.51 0.3 undecidable manual P 164 62.0934 116 -0.43 63
IV.MNO.SHZ. 2018-09-30T20:25:46.43 0.1 undecidable manual S 13 4.8951 172 -0.31 97
IV.NOV.HHE. 2018-09-30T20:25:45.58 0.1 undecidable manual P 68 42.624 127 0.21 93
IV.MUCR.HHZ. 2018-09-30T20:25:43.39 0.1 undecidable manual P 44 24.0537 144 0.05 98
IV.EPZF.HHZ. 2018-09-30T20:25:43.13 0.1 undecidable manual P 115 16.7721 153 0.37 93
IV.GALF.HHZ. 2018-09-30T20:25:43.09 0.3 undecidable manual P 207 22.1556 146 -0.08 74
IV.MNO.SHZ. 2018-09-30T20:25:42.05 0.1 undecidable manual P 13 4.8951 172 -0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MUCR.HHN. ML:1.3 0.0000659 0.82 AML other m 2018-09-30T20:25:50.18
IV.MUCR.HHE. ML:1.2 0.00005105 0.48 AML other m 2018-09-30T20:25:48.42
IV.GALF.HHE. ML:1.3 0.00006735 0.6 AML other m 2018-09-30T20:25:49.49
IV.MNO.SHN. ML:0.0 0.000100137455 0.4864 AML other m 2018-09-30T20:25:49.12
IV.GALF.HHN. ML:1.1 0.000039659589999999995 0.4608 AML other m 2018-09-30T20:25:49.04
IV.HLNI.HHE. ML:1.3 0.000035324004999999996 0.6016 AML other m 2018-09-30T20:25:56.67
IV.HLNI.HHN. ML:1.3 0.000035653365 1.024 AML other m 2018-09-30T20:25:56.17
IV.SSY.HHN. ML:2.4 0.0002674685 0.448 AML other m 2018-09-30T20:26:04.33
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