A magnitude 4.1 earthquake near Christchurch was within the region's expected post-2011 aftershock patterns, GNS Science says.
The quake struck at 12.24pm on Thursday, putting workplaces across the region on edge as it approaches the fifth anniversary of the February 22, 2011, quake.
It was centred 10 kilometres west of Christchurch, near the Shands Rd and Marshs Rd intersection between Templeton and Prebbleton, at a depth of 16km, according to GeoNet.
Shake it shake it up baby now
...is just another chant I expect to hear on the telly! With you guys in spirit if not in person. 3-0 to the Nix!