CPESC Test Questions and Correct Answers Latest Update 2024.
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CPESC Test Questions and Correct Answers Latest Update 2024.CPESC Test Questions and Correct Answers Latest Update 2024.CPESC Test Questions and Correct Answers Latest Update 2024.CPESC Test Questions and Correct Answers Latest Update 2024.CPESC Test Questions and Correct Answers Latest Update 2024...
CPESC Test Questions and Correct Answers
Latest Update 2024
Erosion - (correct answer) -process in which, by the actions of wind and/or water, soil particles detached and transported
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Sediment - (correct answer) -eroded material suspended in wind or water
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Sedimentation - (correct answer) -deposition of eroded material iu iu iu iu iu iu iu
Types of Erosion - (correct answer) -splash
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sheet
rill
gully
channel
Splash erosion - (correct answer) -raindrop impact energy is enough to dislodge surface sediments
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sheet erosion - (correct answer) -caused by rain splash detaching soil particles lifting them up and removing them by
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shallow "sheets" of water flowing down the sloped soil surface
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Rill Erosion - (correct answer) -as flow concentrates, small channels begin to form in the soil surface
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Gully Erosion - (correct answer) -Formed when runoff cuts rills deeper and wider or when flows from several rills come
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together and form a large channels
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Channel Erosion - (correct answer) -may become unstable due to increased flows or changes in upstream sediment load
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Natural erosion - (correct answer) -generally considered due to the influences of climate on the surface of the earth
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Accelerated erosion - (correct answer) -natural erosion plus human activities
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What problems can accelerated erosion cause? - (correct answer) -Unrestricted development
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removal of surface cover iu iu iu
increased imperviousness iu
poor stewardship
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Problems associated with construction related erosion - (correct answer) -problems for down slope property owners
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nuisance problems on streets iu iu iu
clog streams and storm drains
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increased turbidity downstream iu iu
cover sensitive habitat with sediment
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Identify instream damages of sediment - (correct answer) -destruction of spawning areas, food sources, habitat
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direct toxicity to wildlife
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lake degradation
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filling of navigation channels
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impacts to commercial fisheries iu iu iu
reduction of water storage capacities iu iu iu iu
Suspended material - (correct answer) -sediment can affect light penetration, channel stability, fisheries and habitat
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Name Off stream damages - (correct answer) -Increased flood hazards
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increased water treatment costs iu iu iu
,decreased capacity in conveyance facilities iu iu iu iu
higher infrastructure maintenance costs
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What has increased the amount of impervious surface in our watersheds? - (correct answer) -Urbanization and
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development
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priority pollutants include - (correct answer) -nutrients
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pathogens
heavy metals iu
toxics
sediment
salts
detergents
hydro carbons iu
Clean Water Act (CWA) - (correct answer) -Federal Water Pollution Control Act enacted to restore and maintain the
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chemical, physical and biological integrity of the waters of the US
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administered by USEPA iu iu
Section 401 - (correct answer) -water quality certification
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requires applicant, including any construction or operation of a facility, to obtain certification to discharge ANY pollutant.
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administered by the State iu iu iu
Section 402 - (correct answer) -NPDES Regs
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NPDES - (correct answer) -National Pollutant Discharge Elimination System
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MS4 - (correct answer) -Municipal Separate Storm Sewers Systems
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NURP - (correct answer) -Nationwide Urban Runoff Program
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1987-1983
led to EPA regulating stormwater
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Phase I iu
(1987 - 1992) - (correct answer) -already covered by NPDES permit
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facilities that engage in industrial activity iu iu iu iu iu iu
Large municipal storm systems (>250,000)
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Medium municipal storms systems (100 - 250 K) iu iu iu iu iu iu iu
facilities that EPA said were significant contributors
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Storm Water Implementation Rule - (correct answer) -enacted April 1992, identified minimum requirements for NPDES
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stormwater permits
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Section 404 - (correct answer) -regulates dredge / fill permitting into waters of the US administered by USACE
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CZARA - (correct answer) -Coastal Zone Act Reauthorization Amendments (CZARA) of 1990 requires coastal zone
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states to develop Coastal Nonpoint Pollution Control Programs
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section 6217 nonpoint source in coastal areas
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stormwater - (correct answer) -stormwater runoff, snow melt runoff, and surface runoff and drainage
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NPDES stormwater regulation say - (correct answer) -stormwater must be in any discernable, confined, and discrete
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conveyance, including but not limited to any pipe, ditch, channel, tunnel, well, discrete fissure, container, rolling stock,
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concentrated feeding operation....
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waters of the US - (correct answer) -waters used for interstate or foreign commerce
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all interstate waters including wetlands
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all other waters, the use ofr degeration of which would affect interstate or foreign commerce
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impoundments of waters iu iu
territorial sea iu
wetlands adjacent to waters above iu iu iu iu
, Phase II - (correct answer) -December 1999, require construction sites disturbing equal to or greater than 1 acre and less
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than 5 to control pollutants in stormwater runoff.
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SWMP - (correct answer) -Stormwater Management Plan
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6 minimum measures of SWMP - (correct answer) -Public Education and Outreach
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Public Participation / Involvement
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Illicit Discharge Detection and Elimination
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Construction Site Runoff Control iu iu iu
Post Construction Runoff Control
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Pollution Prevention / Good Housekeeping iu iu iu iu
(PPICPP)
Purpose of Clean Water Act - (correct answer) -protect the beneficial uses of surface waters
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Water quality standards must do the following - (correct answer) -Include provisions for restoring and maintaining the
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chemical, physical and biological integrity of state waters
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Achieve a level of water quality that provides for the protection and propogration of fish, shellfish and wildlife and
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recreation in an on the water
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Consider the use and value of state waters for public water supplies, propagation of fish and wildlife, recreation,
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agriculture and navigation
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TMDL - (correct answer) -Total Maximum Daily Loads
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define the amount of a particular pollutant that a water body can assimilate on a daily basis without violating applicable
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water quality standards.
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what does TMDL do - (correct answer) -section 303 d of the clean water act established TMDL process to guide the
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application of state water quality standards.
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TMDL process (3 steps) - (correct answer) -Identify Quality Limited waters (compile 303d list)
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Establish Priority Waters/ Watersheds for TMDL development
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Develop TMDLs iu
TMDL - (correct answer) -sum of the waste load allocations for point source, nonpoint source and natural sources plus a
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margin of safety. They must identify links between: water body use impairment or threat of concern, cause of impariment,
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load reductions or actions needed to remedy or prevent the impairment
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ELG - (correct answer) -Effluent Limitation Guidelines
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Effective, February 2010, requires operators to sample stormwater discharges and comply with a numeric standard for
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turbidity.
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August 2011, 20 acres of more iu iu iu iu iu
Feb 2014, sites more than 10 acres must comply with numeric effuent limitations (280 NTUS)
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NEL waived for events exceeding 2 year 24hr storm
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State regulations - (correct answer) -EPA delegated authority or EPA administered
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Permittee - (correct answer) -EPA prefers general contractor
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6 phases of stormwater pollution prevention for construction activiites - (correct answer) -Site evaluation and design
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development
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Project Assessment iu
Control selection and plan design iu iu iu iu
Certification and notification iu iu
Construction / implementation iu iu
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