The development of water quality standards is a process first mandated by the Water Quality Act of 1965 and continued by requirements in the Federal Water Pollution Control Act of 1972 (PL 92-500), with amendments in 1977, 1982, and 1987 (collectively referred to as the Clean Water Act). The process is used to establish standards for stream water quality by taking into account the use and value of a stream for public water supplies, propagation of fish and wildlife, recreational purposes, as well as agricultural, industrial, and other legitimate uses. Water quality standards are enforceable by law and are applicable to all navigable waters. The goals of water quality standards are to protect public health and the environment, and to maintain a standard of water quality consistent with its designated uses. Water quality standards provide the "teeth" for water quality legislation and also the yardstick by which performance may...