In the petroleum world, oil and gas resources exploitation activities will be carried out continuously until the production reach the limit of economic boundaries, where the quality of production is not good anymore. Before it happens, the experts will arrange reserve activities to anticipate any losses if the contract period of the company is still long. This research proposes the development of oil and gas field scenarios in the use of Fuzzy AHP to assist petroleum experts in designing efficient and effective scenarios. In this way, it will assist the petroleum expert in dealing with the problem of loss and proper decision making.