The position of Punggye-ri in red mark, a North Korean nuclear test site in Kilju, North Hamgyong Province, is seen in this photo provided by Korea Meteorological Administration. Newsis

Two minor natural earthquakes struck near North Korea's nuclear test site Sunday, the latest in a series of natural earthquakes to hit the region in recent months, South Korea's state weather agency said.

The first earthquake of 2.7 magnitude occurred about 40 kilometers north-northwest of Kilju, North Hamgyong Province, at 3:13 a.m., while the second of 2.3 magnitude struck 42 km north-northwest of Kilju at 7:55 a.m., according to the Korea Meteorological Administration.

The epicenter of the first earthquake was at a latitude of 41.3 degrees north and a longitude of 129.19 degrees east at a depth of 15 km, while the epicenter of the second quake was at a latitude of 41.31 degrees north and a longitude of 129.16 degrees east at a depth of 5 km, it said.

Kilju is home to the Punggye-ri nuclear test site, where North Korea conducted all six of its nuclear tests.

In 2022 alone, eight natural earthquakes were reported to have struck the area. (Yonhap)