The Nigerian National Petroleum Corporation says 15 Illegal pipelines were discovered in the Niger Delta region in the past one week.
The commission in a statement also said 83 Illegal refineries were discovered and destroyed within the period.
The statement says the company is committed to fighting illegal oil activity which is sabotaging the economy of the nation.
It called on those involved in the illegal act to desist from the act or face the wrath of the law when caught.