Forest practices act and regulations relating to water quality protection to be utilized to satisfy federal water pollution act.
The forest practices act, chapter 76.09 RCW, and the forest practices regulations adopted thereunder relating to water quality protection shall be utilized to satisfy the planning and program requirements of sections 208, 209, and 305 of the federal Water Pollution Control Act, as regards silvicultural activities, unless it is determined by the department of ecology that extraordinary conditions exist which make forest practices regulations unsuitable to satisfy such federal requirements.