Who were opponents of the clean water act?

Opponents of the Clean Water Act included various industries such as agriculture, construction, and manufacturing, which argued that the regulations imposed by the Act were overly burdensome and costly. Some state and local governments also opposed certain provisions, claiming they infringed on states' rights and local control over water management. Additionally, business groups often contended that the Act could hinder economic growth and development. Environmentalists, however, countered that the Act was essential for protecting water resources and public health.