Both times it was attached to the Clean Water Act and died.

It was designed before the passage of the Clean Water Act in 1972.

It has yet to begin writing its own version of the Clean Water Act.

The Clean Water Act of 1972 is now 16 years old.

"Clean Water Act" became the Act's common name with amendments in 1977.

Five months earlier, a federal judge found the city in violation of the Clean Water Act.

During this period, she worked on the Clean Water Act of 1977.

The other was the federal Clean Water Act of 1972.

Without the Clean Water Act, pollution would be far worse.

The Clean Water Act is the most important piece of legislation for this species.