A number of Bay of Plenty residents had a shaky start to their morning after a 5.1 magnitude earthquake.

The quake was centred some 25km south-west of Rotorua and hit at around 6.47am.

An earthquake was recorded 25km south-west of Rotorua this morning. Image: GeoNet.

GeoNet reports it had a focal depth of 167km and was of weak intensity.

'There are reports of the quake being felt all over the country,” says GeoNet.