Earthquake with magnitude of ML 2.0 on date 29-06-2011 and time 07:21:36 (UTC) in region 4 km SW Cerami (EN)

A magnitude ML 2.0 earthquake occured in region: 4 km SW Cerami (EN), on

  • 29-06-2011 07:21:36 (UTC)
  • 29-06-2011 09:21:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7750, 14.4850 at 25 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
Cerami EN 5 2006 2006
Nicosia EN 8 13899 15905
Capizzi ME 8 3176 19081
Gagliano Castelferrato EN 8 3593 22674
Troina EN 10 9373 32047
Sperlinga EN 12 805 32852
Agira EN 13 8345 41197
Nissoria EN 14 3000 44197
Assoro EN 17 5191 49388
Leonforte EN 17 13439 62827
Regalbuto EN 19 7277 70104
Castel di Lucio ME 20 1294 71398

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km NE of Caltanissetta (63360 inhabitants)
61 Km NW of Catania (314555 inhabitants)
63 Km W of Acireale (52622 inhabitants)
81 Km N of Gela (75827 inhabitants)
92 Km N of Vittoria (63339 inhabitants)
92 Km E of Bagheria (55387 inhabitants)
95 Km NE of Agrigento (59770 inhabitants)
97 Km N of Ragusa (73313 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 2.0
2011-06-29
07:21:36
37.775 14.485 25 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1248809
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-06-29 07:21:36 ± 0.67
Latitude 37.7750 ± 0.0153
Longitude 14.4850 ± 0.0478
Depth (km) 25 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1248809

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3876
Semi-minor axis of confidence ellipse (meter) 1762
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 271
Circular confidence region, given by single value of horizontal uncertainty (meter) 4531.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 202
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.47
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65471
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1248809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 00:34:59

Md:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1248809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 00:34:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCSR.HHN. 2011-06-29T07:21:49.75 0.1 undecidable manual Pg 64 72.6717 0.1 88
IV.ALJA.HHE. 2011-06-29T07:21:48.75 10.0 undecidable manual Pg 0 0 0
IV.MSFR.HHE. 2011-06-29T07:21:48.68 0.3 undecidable manual Sg 18 30.1476 0.159 71
IV.GALF.HHZ. 2011-06-29T07:21:44.96 0.1 undecidable manual Sg 135 10.0788 -0.004 100
IV.MSFR.HHE. 2011-06-29T07:21:43.44 0.3 undecidable manual Pg 18 30.1476 -0.12 71
IV.CAGR.HHN. 2011-06-29T07:21:42.51 0.3 undecidable manual Pg 176 17.0718 0.443 68
IV.GALF.HHZ. 2011-06-29T07:21:41.06 0.1 undecidable manual Pg 135 10.0788 -0.447 92
IV.SASS.HHZ. 2011-06-29T07:21:33.75 10.0 undecidable manual Pg 0 0 0
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
Waveforms Seismic signals in miniseed + resp format Download