LONDON, Aug 13 (Reuters) – Some prompt-loading Nigerian crude cleared on Tuesday but there was still an overhang of at least 25 cargoes of Nigerian grades due to the plentiful availability of light, sweet crude in the Atlantic Basin.

Source: http://feeds.reuters.com/~r/reuters/AfricaNigeriaNews/~3/7btGHXRrJs0/idAFL8N2595FB