Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 17-07-2010 and time 10:30:32 (Italy) in region 5 km NE Ragalna (CT)

A magnitude ML 2.4 earthquake occured in region: 5 km NE Ragalna (CT), on

  • 17-07-2010 08:30:32 (UTC)
  • 17-07-2010 10:30:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.6760, 14.9610 at 16 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ragalna CT 5 3924 3924
Biancavilla CT 9 24007 27931
Nicolosi CT 9 7463 35394
Santa Maria di Licodia CT 9 7641 43035
Belpasso CT 9 28108 71143
Pedara CT 11 14102 85245
Adrano CT 11 36122 121367
Paternò CT 12 48228 169595
Trecastagni CT 12 10910 180505
Camporotondo Etneo CT 13 5023 185528
San Pietro Clarenza CT 13 7743 193271
Zafferana Etnea CT 13 9517 202788
Viagrande CT 14 8563 211351
Mascalucia CT 14 31958 243309
Milo CT 15 1087 244396
Tremestieri Etneo CT 15 20589 264985
Aci Bonaccorsi CT 16 3524 268509
Gravina di Catania CT 16 25838 294347
Santa Venerina CT 16 8592 302939
San Giovanni la Punta CT 16 23060 325999
Aci Sant'Antonio CT 17 17984 343983
Sant'Agata li Battiati CT 17 9479 353462
Bronte CT 17 19172 372634
Misterbianco CT 18 49410 422044
Aci Catena CT 18 29851 451895
San Gregorio di Catania CT 18 11966 463861
Sant'Alfio CT 18 1582 465443
Valverde CT 18 7840 473283
Motta Sant'Anastasia CT 18 12116 485399
Maletto CT 19 3920 489319
Acireale CT 19 52622 541941

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km W of Acireale (52622 inhabitants)
22 Km NW of Catania (314555 inhabitants)
74 Km NW of Siracusa (122291 inhabitants)
77 Km SW of Reggio di Calabria (183035 inhabitants)
78 Km SW of Messina (238439 inhabitants)
82 Km E of Caltanissetta (63360 inhabitants)
86 Km N of Ragusa (73313 inhabitants)
89 Km NE of Vittoria (63339 inhabitants)
92 Km NE of Gela (75827 inhabitants)
92 Km N of Modica (54633 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 		ML 2.4 2010-07-17
08:30:32		 37.676 14.961 16 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 1084109
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-07-17 08:30:32 ± 0.1
Latitude 37.6760 ± 0.0054
Longitude 14.9610 ± 0.0102
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1084109

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 874
Semi-minor axis of confidence ellipse (meter) 341
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 109
Circular confidence region, given by single value of horizontal uncertainty (meter) 1081.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.52
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.98026
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 19
Magnitude information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1084109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:56:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HMDC.HHZ. 2010-07-17T08:30:57.17 0.6 undecidable manual Sg 191 81.0522 0.711 38
IV.HAVL.HHZ. 2010-07-17T08:30:56.76 0.6 undecidable manual Sg 170 80.7636 0.391 42
IV.SSY.HHZ. 2010-07-17T08:30:51.14 0.6 undecidable manual Sg 170 58.2972 0.727 39
IV.IACL.HHZ. 2010-07-17T08:30:50.20 0.3 undecidable manual Pg 331 108.8133 -0.33 61
IV.MPAZ.HHZ. 2010-07-17T08:30:49.19 0.6 undecidable manual Pg 71 96.6255 0.528 40
IV.HCRL.HHN. 2010-07-17T08:30:47.06 0.6 undecidable manual Sg 172 44.0226 0.44 45
IV.HMDC.HHZ. 2010-07-17T08:30:46.10 0.3 undecidable manual Pg 191 81.0522 -0.16 67
IV.MSRU.HHZ. 2010-07-17T08:30:46.18 0.3 undecidable manual Pg 36 80.8635 -0.057 68
IV.NOV.HHZ. 2010-07-17T08:30:46.41 0.3 undecidable manual Sg 21 42.0246 0.321 70
IV.MNO.SHZ. 2010-07-17T08:30:45.53 0.6 undecidable manual Sg 321 36.6411 0.847 40
IV.HAVL.HHZ. 2010-07-17T08:30:45.66 0.3 undecidable manual Pg 170 80.7636 -0.548 62
IV.MMME.HHZ. 2010-07-17T08:30:45.79 0.6 undecidable manual Sg 42 38.5281 0.609 43
IV.MTTG.HHZ. 2010-07-17T08:30:45.66 0.6 undecidable manual Pg 60 74.2701 0.452 43
IV.MILZ.HHZ. 2010-07-17T08:30:44.22 0.3 undecidable manual Pg 20 70.1742 -0.363 65
IV.HLNI.HHZ. 2010-07-17T08:30:44.67 0.3 undecidable manual Sg 192 37.1295 -0.14 73
IV.RAFF.HHZ. 2010-07-17T08:30:44.89 0.3 undecidable manual Pg 227 72.8715 -0.108 69
IV.SSY.HHZ. 2010-07-17T08:30:42.49 0.3 undecidable manual Pg 170 58.2972 -0.279 68
IV.HVZN.HHZ. 2010-07-17T08:30:42.81 0.3 undecidable manual Pg 201 59.2962 -0.104 71
IV.CAGR.HHZ. 2010-07-17T08:30:41.25 0.6 undecidable manual Pg 262 40.9257 1.142 34
IV.ECNV.HHZ. 2010-07-17T08:30:40.60 0.6 undecidable manual Sg 248 23.5542 -0.705 43
IV.NOV.HHZ. 2010-07-17T08:30:40.00 0.1 negative manual Pg 21 42.0246 -0.272 94
IV.HCRL.HHN. 2010-07-17T08:30:40.19 0.3 undecidable manual Pg 172 44.0226 -0.39 69
IV.GALF.HHZ. 2010-07-17T08:30:39.20 0.3 undecidable manual Pg 276 34.8429 0.015 75
IV.MNO.SHZ. 2010-07-17T08:30:39.38 0.1 undecidable manual Pg 321 36.6411 -0.079 98
IV.HLNI.HHZ. 2010-07-17T08:30:39.02 0.3 undecidable manual Pg 192 37.1295 -0.514 68
IV.MMME.HHZ. 2010-07-17T08:30:39.46 0.1 undecidable manual Pg 42 38.5281 -0.287 94
IV.NRCA.SHZ. 2010-07-17T08:30:38.22 10.0 undecidable manual Pg 0 0 0
IV.ECNV.HHZ. 2010-07-17T08:30:38.22 0.3 undecidable manual Pg 248 23.5542 0.71 64
IV.ESLN.HHZ. 2010-07-17T08:30:37.65 0.3 undecidable manual Sg 31 2.2977 0.23 76
IV.ESLN.HHZ. 2010-07-17T08:30:34.97 0.1 undecidable manual Pg 31 2.2977 -0.297 100
IV.SCHR.EHZ. 2010-07-17T08:30:24.84 10.0 undecidable manual Pg 0 0 0
IV.SIRI.HHE. 2010-07-17T08:30:21.73 10.0 undecidable manual Pg 0 0 0
IV.SALB.HHZ. 2010-07-17T08:30:19.71 10.0 undecidable manual Pg 0 0 0
MN.TIP.HHN. 2010-07-17T08:30:17.70 10.0 undecidable manual Pg 0 0 0
IV.SERS.HHZ. 2010-07-17T08:30:14.00 10.0 undecidable manual Pg 0 0 0
IV.CAR1.HHZ. 2010-07-17T08:30:10.39 10.0 undecidable manual Pg 0 0 0
MN.CLTB.HHZ. 2010-07-17T08:30:09.40 10.0 undecidable manual Sg 0 0 0
IV.MMGO.SHZ. 2010-07-17T08:30:08.39 10.0 undecidable manual Pg 0 0 0
IV.LPEL.HHZ. 2010-07-17T08:30:08.26 10.0 undecidable manual Pg 0 0 0
MN.CLTB.HHZ. 2010-07-17T08:30:06.28 10.0 undecidable manual Pg 0 0 0
IV.CORL.HHZ. 2010-07-17T08:30:05.46 10.0 undecidable manual Pg 0 0 0
IV.PLAC.HHZ. 2010-07-17T08:30:05.42 10.0 undecidable manual Pg 0 0 0
IV.JOPP.HHE. 2010-07-17T08:30:02.16 10.0 undecidable manual Pg 0 0 0
IV.ALJA.HHE. 2010-07-17T08:29:59.00 10.0 undecidable manual Pg 0 0 0
IV.STR4.BHZ. 2010-07-17T08:29:59.36 10.0 undecidable manual Pg 0 0 0
IV.SOI.EHZ. 2010-07-17T08:29:57.15 10.0 undecidable manual Pg 0 0 0
IV.IFIL.EHZ. 2010-07-17T08:29:56.75 10.0 undecidable manual Pg 0 0 0
IV.RESU.HHZ. 2010-07-17T08:29:55.25 10.0 undecidable manual Pg 0 0 0
IV.GIB.HHZ. 2010-07-17T08:29:55.91 10.0 undecidable manual Pg 0 0 0
IV.MSCL.HHZ. 2010-07-17T08:29:55.68 10.0 undecidable manual Pg 0 0 0
IV.ILLI.HHZ. 2010-07-17T08:29:54.72 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