What is the Clean Water Act quizlet?

What is the Clean Water Act quizlet?

The CWA is a comprehensive and technically rigorous piece of legislation that seeks to protect the nations navigable water ways from pollutions. To do this the CWA specifically regulates pollutant discharge inot the “Navigable Waters” of the US by implementing two concepts.

What is the term for the accumulation of pollutants at successive levels of the food chain?

Biomagnification is the accumulation of pollutants at successive levels of the food chain.

Which act establishes standards for US water quality and purity?

Known as the Safe Drinking Water and Toxic Enforcement Act, Prop. Establishes drinking water standards for tap water safety, and requires rules for groundwater protection from underground injection; amended in 1986 and 1996.

Which activity accounts for the greatest percentage of fresh water used worldwide?

In most regions of the world, over 70 percent of freshwater is used for agriculture.

What are the three main goals of the Clean Water Act?

The CWA aims to prevent, reduce, and eliminate pollution in the nation’s water in order to “restore and maintain the chemical, physical, and biological integrity of the Nation’s waters”, as described in CWA section 101(a).

Which of the following does the Clean Water Act and Safe Drinking Water Act do?

First passed in 1972, the Clean Water Act (CWA) serves to maintain chemical, biological and physical integrity of the navigable waters of the United States. The CWA made it unlawful to discharge any pollutant from a point source into navigable waters, unless a permit was obtained.

How does DDT bioaccumulate?

When an animal consumes food having DDT residue, the DDT accumulates in the tissue of the animal by a process called bioaccumulation. The higher an animal is on the food chain (e.g. tertiary consumer such as seals), the greater the concentration of DDT in their body as a result of a process called biomagnification.

How much of our fresh water resources are used every day why don’t we run out of water?

irrigation. Considering how much fresh water is used everyday, why don’t we run out of water? We don’t run out of water because water is a renewable resource that is continually recycles. Water that is used ends up in surface water where it evaporates and returns to Earth as precipitation.

What are the six categories of drinking water contaminants?

coli, Giardia, and noroviruses), inorganic chemicals (e.g., lead, arsenic, nitrates, and nitrites), organic chemicals (e.g., atrazine, glyphosate, trichloroethylene, and tetrachloroethylene), and disinfection byproducts (e.g., chloroform).

What law establishes drinking water standards?

The Safe Drinking Water Act (SDWA) was passed by Congress in 1974, with amendments added in 1986 and 1996, to protect our drinking water. Under the SDWA, EPA sets the standards for drinking water quality and monitors states, local authorities, and water suppliers who enforce those standards.

What is the #1 contributor to groundwater contamination in the United States today?

In the U.S. today, there are thought to be over 20,000 known abandoned and uncontrolled hazardous waste sites and the numbers grow every year. Hazardous waste sites can lead to groundwater contamination if there are barrels or other containers laying around that are full of hazardous materials.

What consumes the most fresh water?

That is why the more significant use of surface water is for irrigation, which used about 31 percent of all fresh surface water; ignoring thermoelectric-power withdrawals, irrigation accounted for about 63 percent of the Nation’s surface-water withdrawals.

Which is Act strengthened laws against dumping waste in u.s.waters?

Which act strengthened the laws against dumping waste in u.s. Waters? A.marine protection, research, and sanctuaries act.

What was the Ocean Dumping Act of 1972?

Ocean Dumping Act: A Summary of the Law Congressional Research Service 1. Introduction. The Marine Protection, Research, and Sanctuaries Act of 1972 (MPRSA, P.L. 92-532) has two basic aims: to regulate intentional ocean disposal of materials, and to authorize related research.

How is ocean dumping regulated in the US?

Dumping that occurs in, or affects, ocean waters of a state also may be subject to review for consistency with the enforceable policies of a state’s National Oceanic and Atmospheric Administration (NOAA)-approved coastal zone program under the Coastal Zone Management Act.

When did the United States stop dumping waste into the ocean?

The United States’ prohibition on the ocean dumping of industrial wastes in 1988 (phasing out the practice in 1992) demonstrated to other countries that such a goal could be accomplished without sacrificing economic growth or standards of living.