To protect human health

To protect aquatic life

To ensure the availability of clean water for drinking

All of the above

Environmental Protection Agency (EPA)

Department of the Interior

Department of Agriculture

Department of Energy

Water quality standard

Maximum contaminant level (MCL)

Action level

Treatment technique

To allocate the maximum amount of a pollutant that can be discharged into a waterbody

To identify the sources of pollution in a waterbody

To develop a plan to reduce pollution in a waterbody

All of the above

Point source pollution comes from a single, identifiable source, while nonpoint source pollution comes from many diffuse sources.

Point source pollution is regulated by the Clean Water Act, while nonpoint source pollution is not.

Point source pollution is always more harmful than nonpoint source pollution.

None of the above

A federal law that regulates the discharge of pollutants into waters of the United States

A state law that regulates the discharge of pollutants into waters of the state

A local law that regulates the discharge of pollutants into waters of the locality

None of the above

The National Pollutant Discharge Elimination System (NPDES) permit program

The Total Maximum Daily Load (TMDL) program

The Water Quality Standards program

All of the above

A program that regulates the discharge of pollutants from point sources into waters of the United States

A program that regulates the discharge of pollutants from nonpoint sources into waters of the United States

A program that regulates the discharge of pollutants from both point and nonpoint sources into waters of the United States

None of the above

To limit the amount of pollutants that a facility can discharge into a waterbody

To require a facility to monitor its discharges and report the results to the government

To require a facility to take steps to reduce its discharges of pollutants

All of the above

The maximum amount of a pollutant that can be discharged into a waterbody without causing harm to human health or aquatic life

The amount of a pollutant that is currently being discharged into a waterbody

The amount of a pollutant that is expected to be discharged into a waterbody in the future

None of the above

By the Environmental Protection Agency (EPA)

By the state environmental agency

By a local government

By a watershed group

To protect human health

To protect aquatic life

To ensure the availability of clean water for drinking

All of the above

Numerical standards

Narrative standards

Use designations

All of the above

A standard that specifies the maximum allowable concentration of a pollutant in water

A standard that describes the desired condition of a waterbody

A standard that assigns a use to a waterbody

None of the above

A standard that describes the desired condition of a waterbody

A standard that assigns a use to a waterbody

A standard that specifies the maximum allowable concentration of a pollutant in water

None of the above

A standard that assigns a use to a waterbody

A standard that describes the desired condition of a waterbody

A standard that specifies the maximum allowable concentration of a pollutant in water

None of the above