What is the National Pollutant Discharge Elimination System?
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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What is the National Pollutant Discharge Elimination System?
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Step 1
The NPDES (National Pollutant Discharge Elimination System) permit program tackles water contamination by controlling point sources which discharge pollutants into United States waters.
Step 2
The NPDES permit program, established in 1972 by the CWA (Clean Water Act), is approved by EPA (Environmental Protection Agency) to administer certain administrative, enforcement and permitting aspects of the program to state governments.
Step 3
The permit offers two control levels: Limits based on technology and limits based on water quality (if technology-based limits are inadequate to protect the water body).
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