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CESSWI STUDY GUIDE QUESTIONS WITH COMPLETE SOLUTIONS
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CESSWI STUDY GUIDE QUESTIONS WITH COMPLETE SOLUTIONS
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CESSWI STUDY GUIDE QUESTIONSWITH COMPLETE SOLUTIONS
Clean Water Act (CWA) correct answer: enacted in 1972 with the intent of restoring and maintaining the chemical, physical, and biological integrity of the waters of the U.S, Agency having authority-U.S. EPA, Emphasized a technology-based approach
CWA Section 402 correct answer: establishes National Pollutant Discharge Elimination System(NPDES) in 1972 to control the discharges of pollutants from defined point sources; originally focused on industrial waste water process and Publicly Owned Treatment Works (POTWs); includes stormwater runoff requirements
CWA Section 404 correct answer: regulates impacts of dredged or fill materials discharge into waters of the U.S.; administered by army corps of engineers; typically associated with 401 certification which addresses water quality issues
CWA Section 401 correct answer: required for any permit/license issued by a federal agency when an activity would result in a discharge into waters of the US; regulates water quality impacts and state certification programs; ensure water quality standards; associated with 404 permits
CWA Section 303 correct answer: establishes water quality standards Stormwater discharges correct answer: stormwater runoff, snowmelt runoff, surface runoff, and drainage; to be subject to national pollutant discharge elimination system (NPDES) stormwater must be in a discernible conveyance (closed or open flow); ag return flows and runoff aren't regulated by NPDES regulations
Waters of the US correct answer: all waters that are or were used in interstate or foreign commerce including wetlands
Beneficial uses correct answer: uses of water necessary for the survival of people, plants, and wildlife; purpose of CWA is to protect the beneficial uses of surface waters
Water quality standards correct answer: state/tribal requirements that define the water quality goals of lakes, streams, or other water bodies by designating the beneficial uses
and protecting the uses through numeric/narrative standards that maintain the chem, phys, and bio integrity of a waterbody
CWA Section 303(d) correct answer: establishes a process for states/territories/tribes to identify impaired waters/water quality limited (waters that are too polluted/don't meet water quality standards); requires development of total maximum daily load (TMDLs)
Total maximum daily load (TMDL) correct answer: identifies the amount of a specific pollutant/property of a pollutant from point, nonpoint, and natural background sources, including a margin of safety that may be discharged to a water body and still
ensure that the water body attains water quality standards
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