A strong earthquake has been felt by more than 1100 people in the South Island.

The 4.8-magnitude quake struck north Canterbury at 10.19am.

It was 20km southwest of Cheviot at a depth of 10km.

Reports are coming in that it's been widely felt across the region.

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Newstalk ZB caller Chris, says the earthquake felt like a sharp wobble in Christchurch.

- additional reporting by Newstalk ZB