SINGAPORE, April 9 (Xinhuanet) -- Tremors caused by an earthquake off the west coast of North Sumatra island of Indonesia on Saturday were felt in Bukit Batok, the western part of Singapore, according to Channel NewsAsia report on Saturday night.

    The National Environment Agency confirmed that the earthquake measuring 4.2 to 5 on the Richter scale occurred at about 9:30 a.m.with its epicenter being 700 kilometers away from Singapore.

    The earthquake, which is believed to be an aftermath of the onerocked Indonesia's Nias island nearly two weeks ago, affected no other part of the city state, the report said. Enditem