December 23rd 2011*

  at 13:58 pm, Magnitude 5.9, Depth  9.57 Km,  Energy 9,000 tons, in the water 5.8 KM from New Brighton, Christchurch, NZ
   at 14:06 pm, Magnitude 5.3,  Depth    10  Km,  Energy 1,000 tons
   at 14:11 pm, Magnitude 4.6,  Depth    10  Km,  Energy    122 tons
   at 14:14 pm, Magnitude 4.2,  Depth      9  Km,  Energy      25 tons
   at 14:30 pm, Magnitude 4.8,  Depth      9  Km,  Energy    263 tons          =       10,410 tons of energy in 28 minutes

 

  at 15:18 pm, Magnitude 6.0, Depth 6.95 Km, Energy 15,000 tons,  250 metres  Marine Parade, South New Brighton, Christchurch, NZ

 
Small dots below show depth of 300 quakes between 23rd December 2011 and 2 January 2012

 January 2nd 2012*

   at 5:45 am, Magnitude 5.5, Depth 13.57 Km,  Energy 2,000 tons, in the water 12.8 KM from  New Brighton, Christchurch, NZ
   at 5:20 am, Magnitude 4.2, Depth   11.7 Km,  Energy       29 tons
   at 5:54 am, Magnitude 4.1, Depth 1  5.1 Km,  Energy       20 tons

 
* Information from http://www.christchurchquakemap.co.nz & http://www.canterburyquakelive.co.nz/