Earthquake with magnitude of ML 2.0 on date 21-07-2010 and time 04:54:32 (Italy) in region 6 km SW Valguarnera Caropepe (EN)

A magnitude ML 2.0 earthquake occured in region: 6 km SW Valguarnera Caropepe (EN), on

  • 21-07-2010 02:54:32 (UTC)
  • 21-07-2010 04:54:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.4690, 14.3380 at 30 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
Valguarnera Caropepe EN 6 7866 7866
Piazza Armerina EN 10 21886 29752
Aidone EN 11 4889 34641
Enna EN 12 28019 62660
Calascibetta EN 15 4528 67188
Barrafranca EN 16 13380 80568
Raddusa CT 17 3178 83746
Pietraperzia EN 18 7013 90759
Mirabella Imbaccari CT 19 4912 95671
Assoro EN 19 5191 100862
Villarosa EN 20 4937 105799
Leonforte EN 20 13439 119238
San Cono CT 20 2697 121935

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km E of Caltanissetta (63360 inhabitants)
45 Km N of Gela (75827 inhabitants)
60 Km N of Vittoria (63339 inhabitants)
66 Km W of Catania (314555 inhabitants)
69 Km E of Agrigento (59770 inhabitants)
70 Km NW of Ragusa (73313 inhabitants)
75 Km W of Acireale (52622 inhabitants)
77 Km NW of Modica (54633 inhabitants)
96 Km NW of Siracusa (122291 inhabitants)
99 Km SE of Bagheria (55387 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 2.2
ML 2.0
2010-07-21
02:54:32
37.469 14.338 30 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1086149
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-07-21 02:54:32 ± 0.25
Latitude 37.4690 ± 0.0099
Longitude 14.3380 ± 0.0159
Depth (km) 30 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1086149

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1576
Semi-minor axis of confidence ellipse (meter) 684
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 49
Circular confidence region, given by single value of horizontal uncertainty (meter) 1780.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 206
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.86155
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 1086149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:58:57

Md:2.2

Field Value
Value 2.2
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1086149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:58:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMME.HHE. 2010-07-21T02:55:01.01 0.3 undecidable manual Sg 57 95.6376 0.08 71
IV.CORL.HHE. 2010-07-21T02:55:01.38 10.0 undecidable manual Pg 0 0 0
IV.HAVL.HHN. 2010-07-21T02:54:59.38 0.3 undecidable manual Sg 129 89.4438 0.058 71
IV.SSY.HHZ. 2010-07-21T02:54:55.52 0.3 undecidable manual Sg 118 73.5708 0.284 70
IV.HCRL.HHE. 2010-07-21T02:54:53.22 0.3 undecidable manual Sg 108 64.6908 0.247 72
IV.PLLN.SHE. 2010-07-21T02:54:51.52 0.3 undecidable manual Sg 344 60.495 -0.42 69
IV.HLNI.HHZ. 2010-07-21T02:54:49.05 0.3 undecidable manual Sg 106 48.9177 -0.054 76
IV.LPEL.HHE. 2010-07-21T02:54:49.27 10.0 undecidable manual Pg 0 0 0
IV.MMME.HHE. 2010-07-21T02:54:48.70 0.3 undecidable manual Pg 57 95.6376 -0.17 68
IV.HAVL.HHN. 2010-07-21T02:54:47.79 0.3 undecidable manual Pg 129 89.4438 -0.152 70
IV.SSY.HHZ. 2010-07-21T02:54:45.67 0.1 undecidable manual Pg 118 73.5708 0.087 97
IV.ECNV.HHZ. 2010-07-21T02:54:45.79 10.0 undecidable manual Pg 0 0 0
IV.HCRL.HHE. 2010-07-21T02:54:44.02 0.3 undecidable manual Pg 108 64.6908 -0.257 71
IV.PLLN.SHE. 2010-07-21T02:54:44.03 0.3 undecidable manual Pg 344 60.495 0.35 71
IV.GIB.HHN. 2010-07-21T02:54:44.42 0.3 undecidable manual Pg 335 63.8916 0.247 72
IV.CAGR.HHN. 2010-07-21T02:54:42.29 10.0 undecidable manual Pg 0 0 0
IV.HLNI.HHZ. 2010-07-21T02:54:41.89 0.1 undecidable manual Pg 106 48.9177 -0.153 100
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
Waveforms Seismic signals in miniseed + resp format Download