Local residents in the coastal areas of nine towns and two cities in Ilocos Sur and La Union are presently conducting a massive clean-up of their shorelines following the sudden occurrence of oil spill last Monday here. Chief Petty Officer Ernesto Renon of the Philippine Coast Guard (PCG) in Ilocos Sur said Tuesday that they are presently conducting an in-depth investigation to identify the source of the oil spill.

Lazaro, F. G. (2013, February 27). Oil spill hits Ilocos shoreline. Manila Bulletin, p. 13.