As the Kemmerer plant is an experimental demonstration plant intended to be a model for formed coke production an objective of the plant has been and continues to be to operate below all applicable emission standards. Therefore the effectiveness of the program provided for in this agreement shall be formally revaluated by F14C and WOHS-Administration on or before June 30, 1980 for a determination as to whether the agreement should be terminated, mutually extended or modified effective January 1, 1981.