Earthquake with magnitude of ML 1.2 on date 11-07-2011 and time 05:13:57 (UTC) in region 6 km N Grotteria (RC)

A magnitude ML 1.2 earthquake occured in region: 6 km N Grotteria (RC), on

  • 11-07-2011 05:13:57 (UTC)
  • 11-07-2011 07:13:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4270, 16.2650 at 22 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
Grotteria RC 6 3154 3154
San Giovanni di Gerace RC 7 481 3635
Fabrizia VV 7 2195 5830
Mammola RC 7 2847 8677
Martone RC 8 530 9207
Nardodipace VV 9 1305 10512
Giffone RC 10 1907 12419
Gioiosa Ionica RC 11 7181 19600
Mongiana VV 11 740 20340
Canolo RC 14 746 21086
Caulonia RC 14 7110 28196
Galatro RC 14 1709 29905
Agnana Calabra RC 14 562 30467
Cinquefrondi RC 15 6539 37006
Maropati RC 15 1524 38530
San Giorgio Morgeto RC 15 3058 41588
Marina di Gioiosa Ionica RC 15 6625 48213
Dinami VV 15 2168 50381
San Pietro di Caridà RC 16 1195 51576
Acquaro VV 16 2484 54060
Anoia RC 16 2212 56272
Arena VV 16 1456 57728
Polistena RC 17 10496 68224
Roccella Ionica RC 17 6557 74781
Dasà VV 17 1208 75989
Placanica RC 17 1200 77189
Serrata RC 17 845 78034
Pazzano RC 17 568 78602
Serra San Bruno VV 17 6734 85336
Laureana di Borrello RC 17 5174 90510
Feroleto della Chiesa RC 18 1695 92205
Bivongi RC 18 1398 93603
Gerace RC 18 2652 96255
Siderno RC 18 18191 114446
Cittanova RC 18 10410 124856
Melicucco RC 18 5101 129957
Candidoni RC 18 416 130373
Stignano RC 18 1335 131708
Gerocarne VV 18 2248 133956
Stilo RC 19 2622 136578
Sorianello VV 19 1176 137754
Riace RC 19 2238 139992
Camini RC 19 801 140793
Soriano Calabro VV 19 2421 143214
Antonimina RC 20 1317 144531

Municipalities with at least 50000 inhabitants

An earthquake occurred to
61 Km SW of Catanzaro (90612 inhabitants)
61 Km S of Lamezia Terme (70714 inhabitants)
65 Km NE of Reggio di Calabria (183035 inhabitants)
67 Km E of Messina (238439 inhabitants)
96 Km S of Cosenza (67546 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 1.7
ML 1.2
2011-07-11
05:13:57
38.427 16.265 22 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1255689
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-07-11 05:13:57 ± 0.13
Latitude 38.4270 ± 0.0045
Longitude 16.2650 ± 0.0046
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1255689

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 443
Semi-minor axis of confidence ellipse (meter) 381
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 43
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 140
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39031
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:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1255689
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 00:44:31

Md:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1255689
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 00:44:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOI.EHE. 2011-07-11T05:14:11.89 0.1 undecidable manual Sg 205 43.3233 -0.17 92
IV.RM29.EHN. 2011-07-11T05:14:11.57 10.0 undecidable manual Pg 0 0 0
IV.JOPP.HHE. 2011-07-11T05:14:10.76 0.1 undecidable manual Sg 301 38.5281 -0.073 95
MN.CEL.HHN. 2011-07-11T05:14:10.59 0.6 undecidable manual Sg 240 37.2294 0.066 47
MN.CEL.HHN. 2011-07-11T05:14:05.22 0.3 undecidable manual Pg 240 37.2294 0.175 70
IV.JOPP.HHE. 2011-07-11T05:14:05.27 0.1 undecidable manual Pg 301 38.5281 0.045 95
IV.SOI.EHE. 2011-07-11T05:14:05.94 0.1 undecidable manual Pg 205 43.3233 0.006 95
IV.PLAC.HHZ. 2011-07-11T05:14:05.65 0.1 undecidable manual Sg 81 15.2736 -0.016 100
IV.GRI.EHZ. 2011-07-11T05:14:04.38 10.0 undecidable manual Pg 0 0 0
IV.PLAC.HHZ. 2011-07-11T05:14:02.30 0.1 undecidable manual Pg 81 15.2736 0.059 99
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