BEIJING - An earthquake measuring 4.3 on the Richter scale hit the border area between the city of Dujiangyan and Wenchuan County in southwestern Sichuan Province at 12:13 a.m. Beijing Time Sunday, according to the China Earthquake Networks Center.

The epicenter, with a depth of 15 km, was initially determined to be at 31.3 degrees north latitude and 103.6 degrees east longitude.

The Sichuan earthquake authorities said the tremor was felt as far as in Chengdu, the provincial capital. The epicenter was about 35 km from Dujiangyan, 20 km from Wenchuan and 80 km from Chengdu, according to the center.

There have been no immediate reports of damages or casualties.

Wenchuan was the epicenter of an 8.0-magnitude earthquake on May 12, 2008, which left 87,000 people dead or missing.