Two minor earthquakes have shaken the country overnight.

GeoNet reported that a magnitude 3.3 earthquake with a Mercalli intensity of 5 was felt within 5 km of Napier at 10.24pm.

The earthquake was 5km deep.

Another quake struck at 4.38am this morning, 20km south-east of Porangahau in southern Hawke's Bay.

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The magnitude 4.4 quake was 19km deep and had a Mercalli intensity of 5.