7.3 magnitude earthquake hits Papua New Guinea

A 7.3 magnitude earthquake has hit Papua New Guinea.

A spokesman from Geoscience Australia confirmed the earthquake had occurred on land north of Port Moresby.

Geoscience Australia's website said the quake could be felt by people 1,523 kilometres away.

No tsunami warning has been issued.

It says damage may have occurred within a 122-kilometre radius.

An AAP correspondent reported that the windows of the parliament building shook for about 1.5 minutes, however there appears to be no damage.

The quake happened at 4.04pm (AEDT).

The earthquake comes on a day of political upheaval.

- AAP