With Complete Solutions
Clean Water Act CORRECT ANSWERS 1972. Restorting and maintaining the chemical,
physical, and biological integrity of the waters of the US. Regulated by EPA.
Section 401 (CWA) CORRECT ANSWERS Water Quality Certification. Requires that
applicants for federal permits where discharge of pollutants may occur must obtain
certification of those activitis from the state. Ex: construction, facility operation.
National Pollutant Discharge Elimination System CORRECT ANSWERS 1972
amendments to the Federal Water Pollution Control Act (to become the CWA). A permit
program to control discharges of pollutants from point sources.
Nationwide Urban Runoff Program CORRECT ANSWERS From 1978 to 1983. EPA
funded studies and projects to evaluate characteristics of stormwater discharged
through MS4s and from residential, commercial, and light industrial runoff.
What did the data from NURP show? CORRECT ANSWERS It showed that stormwater
contained many of the same conventional and toxic pollutants seen in process outfalls
and publicly owned treatment works (POTWs). Many samples exceeded EPA water
quality standards. Stormwater was also impacted by illicit connections.
CWA 1987 amendments CORRECT ANSWERS Required EPA to issue permits for the
most contaminated stormwater discharges.
Phase I facilities (CWA) CORRECT ANSWERS 1. Facilities already covered by NPDES
permit. 2. Facilities engaging in industrial activity. 3. Large (>250,000) MS4s. 4. Medium
(10,000-250,000) MS4s. 5. Facilities that contribute to a violation of water quality or that
are significant contributors of pollutants
EPA baseline general permits CORRECT ANSWERS 1992: Industrial permit and
construction permit. 1995: Multi-sector permit, which replaced industrial permit in 1998.
Individual permits CORRECT ANSWERS Issued to large and medium MS4s subject to
the stormwater application rule. Intended for municipalities and certain industrial
facilities that don't meet the general permit specifications.
Phase II facilities (CWA) CORRECT ANSWERS 1. Light industrial facilities. 2. Small
construction sites (<5 acres). 3. Small municipalities (<100,000)
Section 404 of CWA CORRECT ANSWERS Dredge/fill permitting. Established permit
program to regulate discharge of dredged or fill material into waters of US. Regulated by
US Army Corps of Engineers.