Petroleum industry in Nigeria to transport the crude oil. Also because of the lack of highly productive fields, money from the jointly operated (with the federal government) companies is constantly directed towards petroleum exploration and production. Nigeria's petroleum is classified mostly as "light" and "sweet", as the oil is largely free of sulphur. Nigeria is the largest producer of sweet oil in OPEC. This sweet oil is similar in composition to petroleum extracted from the North Sea. This crude oil is known as "Bonny light". Names of other Nigerian crudes, all of which are named according to export terminal, are Qua Ibo, Escravos blend,
Bonny Dam River State Wildlife Area. Bonny Dam Bonny Dam (National ID # CO01300) is a dam in Yuma County, Colorado, in the eastern part of the state. The earthen dam was constructed between 1948 and 1951 by the United States Bureau of Reclamation, with a height of 158 feet and 9200 feet long at its crest. It impounds the South Fork of the Republican River for flood control, irrigation storage and recreation, as part of the Bureau's extensive Pick-Sloan Missouri Basin Program. The dam is owned and operated by the Bureau. The reservoir it creates, Bonny Reservoir, was drained in 2011.