yes it is. Felt it good and strong here 350km (220m) away. They have been hit with
6.3 at 12.51pm
5.7 at 1.04pm
4.5 at 1.21pm
4.4 at 1.46pm
3.4 at 2.37pm
4.0 at 2.39pm
5.5 at 2.50pm
4.5 at 3.48pm
multiple deaths and a LOT of destruction.
http://www.stuff.co.nz/4688231/Deaths-destruction-in-Christchurch-quake
This follows on from 7.1 on 4 September.
Sorry KK cannot help with the info you need, phones have been down.
Having spent from ages 11-24 in Christchurch this is upsetting. Fortunately my 74 year old Mother is ok but upset.