Exam (elaborations)
CESSWI - Sections 1 + 2: Questions & Verified Answers
CESSWI - Sections 1 + 2: Questions & Verified Answers
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CESSWI - Sections 1 + 2: Questions & Verified AnswersQualified Personnel ✔️Ans - a person knowledgeable in the principles
and practice of erosion and sediment controls who possesses the skills to
assess conditions at the construction site that could impact storm water
quality and to assess the effectiveness of any sediment and erosion control
measures selected to control the quality of storm water discharges from
the construction acitivities
How must the inspector act? ✔️Ans - professional, impartial, courteous,
consistent in every situation, honest and accurate with your response
Why was the CWA enacted? ✔️Ans - To restore and maintain the
chemical, physical and biological integrity of the waters of the U.S.
Section 401 ✔️Ans - If you are involved in construction or industrial
activities that may result in discharge of any pollutant you must obtain
Water Quality Certification
NPDES ✔️Ans - National Pollutant Discharge Elimination System, est.
1972
Section 402 ✔️Ans - Stated that five categories of strormwater
discharges were subjected to permitting
Phase I facilities ✔️Ans - 1987
-those already covered under NPDES
-those that engage in industrial activity
-large (<250,000) municipal separate storm drain system
-medium (>100,000, <250,000) municipal separate storm drain system
-facilities that EPA determines to have stormwater discharges contributing
to violation of water quality
When did IGP and CGP roll out? ✔️Ans - 1992
Phase II dischargers ✔️Ans - -"light" industrial facilities
-small construction sites (<5 acres)
-small municipalities (<100,000 population)
, Section 404 ✔️Ans - established a permit program to regulate the
discharge of dredged fill material into waters of the U.S.
Stormwater is, as defined under EPA's NPDES rules,... ✔️Ans -
stormwater runoff, snow melt runoff, and surface runoff or drainage
Waters of the U.S. ✔️Ans - -all waters that are/were used or may be
susceptible to use in interstate or foreign commerce
-all interstate waters including wetlands
-all other waters such as lakes, rivers, streams, mudflats, sand flats,
wetlands, sloughs, prairie potholes, wet meadows, playa lakes, or natural
ponds
-all impoundments of waters otherwise defined as waters of the U.S.
-tributaries of waters
-the territorial sea
-wetlands adjacent to waters identified in this definition
NOI must be filed by... ✔️Ans - "operator"- person that has day-to-day
supervision and control of activities occurring at a site (may be
owner/contractor)
Who is exempt under Phase II? ✔️Ans - agriculture (only for crop
production), O + G, and forestry
What does Phase II rule require? ✔️Ans - Operators of Phase II
construction sites to obtain an NPDES permit
Construction rainfall erosivity waiver (only for Phase II) ✔️Ans - -low
prediction rainfall potential (i.e. activity occurs in summer)
-determination that stormwater controls are not necessary because TMDL
addresses pollutant of concern or non-impaired waters that don't require
TMDLs
Who are waivers not available to? ✔️Ans - Any construction activity
disturbing 5 acres or greater, or less than five acres if part of a common
plan of development or sale
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