Earthquake with magnitude of Md 1.3 on date 07-09-2015 and time 04:03:28 (UTC) in region 6 km SE Bronte (CT)

A magnitude Md 1.3 earthquake occured in region: 6 km SE Bronte (CT), on

  • 07-09-2015 04:03:28 (UTC)
  • 07-09-2015 06:03:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7600, 14.8940 at 31 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
Bronte CT 6 19172 19172
Maletto CT 8 3920 23092
Adrano CT 12 36122 59214
Biancavilla CT 13 24007 83221
Maniace CT 14 3765 86986
Randazzo CT 14 10900 97886
Ragalna CT 15 3924 101810
Santa Maria di Licodia CT 16 7641 109451
Santa Domenica Vittoria ME 18 980 110431
CesarĂ² ME 19 2439 112870
San Teodoro ME 20 1403 114273
Zafferana Etnea CT 20 9517 123790
Nicolosi CT 20 7463 131253

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Acireale (52622 inhabitants)
33 Km NW of Catania (314555 inhabitants)
76 Km SW of Messina (238439 inhabitants)
77 Km SW of Reggio di Calabria (183035 inhabitants)
79 Km E of Caltanissetta (63360 inhabitants)
85 Km NW of Siracusa (122291 inhabitants)
94 Km N of Ragusa (73313 inhabitants)
95 Km NE of Vittoria (63339 inhabitants)
96 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
Bulletin
Rev1000
Md 1.3 2015-09-07
04:03:28
37.7605 14.8937 31 2016-02-19
13:21:47
Bollettino Sismico Italiano INGV 23033561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-09-07 04:03:28 ± 0.35
Latitude 37.7605 ± 0.0117
Longitude 14.8937 ± 0.0148
Depth (km) 31 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 23033561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1225
Semi-minor axis of confidence ellipse (meter) 1129
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 31
Circular confidence region, given by single value of horizontal uncertainty (meter) 1220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.06925
Epicentral distance of station farthest from the epicenter (degree) 0.61873
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 3
Type of magnitude Md
Reference to an origin 23033561
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-01-11 09:35:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2015-09-07T04:03:50.60 0.6 undecidable manual S 167 68.6757 109 0.46 41
IV.HLNI.HHZ. 2015-09-07T04:03:44.10 0.6 undecidable manual S 182 45.7209 119 -0.42 44
IV.GALF.HHZ. 2015-09-07T04:03:41.00 0.6 undecidable manual S 259 29.2485 132 0.09 48
IV.SSY.HHZ. 2015-09-07T04:03:41.02 0.3 undecidable manual P 167 68.6757 109 0.05 68
IV.EPZF.HHZ. 2015-09-07T04:03:38.00 0.6 undecidable manual S 336 7.6812 165 0.18 49
IV.EMSG.HHZ. 2015-09-07T04:03:37.40 0.6 undecidable manual S 36 8.2806 164 -0.46 46
IV.HLNI.HHZ. 2015-09-07T04:03:37.43 0.3 undecidable manual P 182 45.7209 119 -0.3 67
IV.GALF.HHZ. 2015-09-07T04:03:35.66 0.1 undecidable manual P 259 29.2485 132 0.02 98
IV.ESLN.HHZ. 2015-09-07T04:03:34.16 0.3 undecidable manual P 136 10.2786 160 0.18 73
IV.EMSG.HHZ. 2015-09-07T04:03:34.06 0.1 undecidable manual P 36 8.2806 164 0.17 99
IV.EPZF.HHZ. 2015-09-07T04:03:33.79 0.1 undecidable manual P 336 7.6812 165 -0.07 100
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