Earthquake with magnitude of ML 2.3 on date 28-05-2010 and time 13:53:59 (UTC) in region Golfo di Gela (Caltanissetta)

A magnitude ML 2.3 earthquake occured in region: Golfo di Gela (Caltanissetta), on

  • 28-05-2010 13:53:59 (UTC)
  • 28-05-2010 15:53:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 36.9650, 14.2570 at 2 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
Gela CL 11 75827 75827

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km S of Gela (75827 inhabitants)
25 Km W of Vittoria (63339 inhabitants)
42 Km W of Ragusa (73313 inhabitants)
46 Km W of Modica (54633 inhabitants)
61 Km S of Caltanissetta (63360 inhabitants)
71 Km SE of Agrigento (59770 inhabitants)
93 Km W of Siracusa (122291 inhabitants)
95 Km SW of Catania (314555 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 2.1
ML 2.3
2010-05-28
13:53:59
36.965 14.257 2 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1056479
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-05-28 13:53:59 ± 0.51
Latitude 36.9650 ± 0.0162
Longitude 14.2570 ± 0.0281
Depth (km) 2 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1056479

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2579
Semi-minor axis of confidence ellipse (meter) 1632
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 3080.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 288
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.74
Epicentral distance of station closest to the epicenter (degree) 0.27070
Epicentral distance of station farthest from the epicenter (degree) 1.25096
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1056479
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:20:45

Md:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1056479
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:20:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAVL.HHE. 2010-05-28T13:54:25.49 1.0 undecidable manual Sg 90 76.6677 1.564 13
IV.ECNV.HHZ. 2010-05-28T13:54:25.56 0.6 undecidable manual Sg 30 80.6637 0.578 42
IV.SSY.HHZ. 2010-05-28T13:54:23.70 0.6 undecidable manual Sg 73 75.369 0.122 47
IV.HCRL.HHN. 2010-05-28T13:54:23.47 0.6 undecidable manual Sg 63 77.1672 -0.573 42
IV.MMME.HHN. 2010-05-28T13:54:22.18 0.3 undecidable manual Pg 39 138.861 -0.797 51
IV.HVZN.HHZ. 2010-05-28T13:54:15.13 0.6 undecidable manual Sg 60 47.0196 -0.202 49
IV.ECNV.HHZ. 2010-05-28T13:54:14.13 0.3 undecidable manual Pg 30 80.6637 0.124 70
IV.HCRL.HHN. 2010-05-28T13:54:14.48 0.3 undecidable manual Pg 63 77.1672 1.017 52
IV.HAVL.HHE. 2010-05-28T13:54:13.62 0.1 undecidable manual Pg 90 76.6677 0.226 92
IV.SSY.HHZ. 2010-05-28T13:54:12.99 0.1 undecidable manual Pg 73 75.369 -0.207 93
IV.RAFF.HHZ. 2010-05-28T13:54:09.78 0.3 undecidable manual Sg 18 30.0477 0.328 74
IV.HVZN.HHZ. 2010-05-28T13:54:07.81 0.3 undecidable manual Pg 60 47.0196 -0.625 65
IV.RAFF.HHZ. 2010-05-28T13:54:04.81 0.1 negative manual Pg 18 30.0477 -0.232 100
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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