Earthquake (quarry blast) with magnitude of ML 1.1 on date 01-06-2016 and time 12:33:41 (Italy) in region 6 km NW Lentini (SR)

A magnitude ML 1.1 (quarry blast) earthquake occured in region: 6 km NW Lentini (SR), on

  • 01-06-2016 10:33:41 (UTC)
  • 01-06-2016 12:33:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.3380, 14.9700 at 0 km depth.

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

Event type: quarry blast.

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
Lentini SR 6 24085 24085
Carlentini SR 8 17798 41883
Scordia CT 12 17095 58978
Francofonte SR 14 12800 71778
Militello in Val di Catania CT 17 7443 79221
Motta Sant'Anastasia CT 20 12116 91337
Palagonia CT 20 16608 107945

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km SW of Catania (314555 inhabitants)
35 Km SW of Acireale (52622 inhabitants)
42 Km NW of Siracusa (122291 inhabitants)
50 Km NE of Ragusa (73313 inhabitants)
56 Km NE of Modica (54633 inhabitants)
58 Km NE of Vittoria (63339 inhabitants)
71 Km E of Gela (75827 inhabitants)
82 Km E of Caltanissetta (63360 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 1.1 2016-06-01
10:33:41
37.3382 14.9697 1 2016-06-01
10:41:09
Sala Sismica INGV-Roma 25499821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-06-01 10:33:41 ± 0.95
Latitude 37.3382 ± 0.0926
Longitude 14.9697 ± 0.0611
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type quarry blast
Origin ID 25499821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 11030
Semi-minor axis of confidence ellipse (meter) 3760
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 22
Circular confidence region, given by single value of horizontal uncertainty (meter) 11030.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 192
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 3
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.19875
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 3
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 25499821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-06-01 10:41:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATTE.HHZ. 2016-06-01T10:35:25.88 3.0 undecidable manual Pg 23.25 0
IV.VBKN.HHZ. 2016-06-01T10:35:19.99 3.0 undecidable manual Sg 14.82 0
IV.VIVA.HHZ. 2016-06-01T10:34:57.76 3.0 positive manual Pg 15.25 0
MN.CUC.HHZ. 2016-06-01T10:34:46.99 3.0 undecidable manual Sn -0.95 0
IV.PIPA.HHZ. 2016-06-01T10:34:24.50 3.0 positive manual Pg 8.91 0
IV.SSY.HHZ. 2016-06-01T10:33:46.32 0.1 undecidable manual P 155 22.0668 91 0 98
IV.HAGA.HHZ. 2016-06-01T10:33:45.39 0.1 undecidable manual P 110 17.3715 92 0 99
IV.HLNI.HHZ. 2016-06-01T10:33:43.65 0.1 undecidable manual P 278 8.6802 93 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAGA.HHE. ML:1.2 0.00014749999999999998 0.8 AML other m 2016-06-01T10:33:51.79
IV.HAGA.HHN. ML:1.0 0.00010175 0.94 AML other m 2016-06-01T10:33:53.93
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