CPESC

©BRIGHTSTARS 2025 ALL RIGHTS RESERVED 1:26 PM A+ 1 | P a g e CPESC AU Exam Questions And Answers |Latest 2025 | Guaranteed Pass. Most plants are useful for erosion control, but some are more desirable than others due to: - Answeradaptability to physical and climatic site conditions For a given amount of water, which has the more kinetic energy - Answerrainfall at 100mm/hr (more than water running off in rills) The definition for hydraulic radius is - Answerthe ratio of a cross-sectional...

©BRIGHTSTARS 2025 ALL RIGHTS RESERVED 1:26 PM A+ 1 | P a g e CPESC Exam Questions And Answers |Latest 2025 | Guaranteed Pass. RUSLE evaluates - Answerannual soil loss A=R*K*LS*C*P The R value comes from - Answerisoerodent maps A=R*K*LS*C*P The K value comes from - AnswerTable-Soil Erodibility Factor A=R*K*LS*C*P The LS value comes from - AnswerTable-Topagraphic factor, high ratio of rill to interill erosion A=R*K*LS*C*P The C value comes from - AnswerTable-Cover Management Factors A=R...

©BRIGHTSTARS 2025 ALL RIGHTS RESERVED 1:26 PM A+ 1 | P a g e CPESC Exam Questions And Answers |Latest 2025 | Guaranteed Pass. The soil erodibility index. It is related to the percentage of non-erodible soil aggregates larger than 0.84 mm in diameter - AnswerI= the surface roughness factor - AnswerK= the climatic factor. It is based on the average wind velocity and surface soil moisture - AnswerC= the unsheltered distance across a field or strip along the prevailing wind erosion directi...

©BRIGHTSTARS 2025 ALL RIGHTS RESERVED 1:26 PM A+ 1 | P a g e CPESC Exam Questions And Answers |Latest 2025 | Guaranteed Pass. NPDES - AnswerNational Pollution Discharge Elimination System NPDES Exemptions - AnswerFacility that discharges to a POTW Facility that allows discharge evaporation Facility that allows infiltration/percolation Waters of the United States (WOTUS) - AnswerAny of the following that could be used: 1) Wetlands, 2) Sloughs 3) Prairie pothohles 4) Wet meadows 5) P...

first regulations of stormwater - Nov 16, 1990, stormwater application rule April 1992, stormwater implementation rule what are NPDES exempt - agricultural return flows and runoff from silviculture oil and gas operations NPDES Phase 1 - 5 acres of more disturbance includes clearing, grading and excavation smaller parcels part of larger plan that affects at least 5 acres Waste Load Allocations (WLA) - once TMDL determined, regulatory agency allocates a portion to each source of that pollu...

Storm water is defined as: - stormwater runoff, snow melt runoff, and surface runoff and drainage To be subject to NPDES stormwater must be: - stormwater must be in any discernable, confined, and discrete conveyance, including but not limited to any pipe, ditch, channel, tunnel, well, discrete fissure, container, rolling stock, concentrated feeding operation.... Waters of the U.S. - 1) All waters currently used, where used, or may be susceptible for use in interstate or foreign commerce, ...

Nutrients, pesticides, bacteria, toxic substances, etc. transported with eroded sediment Uncontrolled construction site sediment loads exceed hundreds of tons per acre per year - Pollutant exports during construction 1. Destruction of spawning areas, food sources, habitat 2. Direct toxicity to wildlife 3. Lake degradation 4. Filling of channels 5. Commercial fishery impacts 6. Reduced water storage capacity - Damages to streams caused by erosion To restore and maintain the beneficial u...