Managing Stormwater

Quiz Question

1. What are the most significant contributors to stormwater runoff?
Roads
Parking lots
Other types of impervious cover
All of the above
2. The goal of LID is to reduce and to mimic a site’s predevelopment hydrology by minimizing disturbed areas and impervious cover and then infiltrating, filtering, storing, evaporating, and detaining stormwater runoff close to its source.
Runoff
Vegetation
Pavement
None of the above
3. LID can actually cost less than conventional stormwater management and be environmentally beneficial.
True
False
4. The study found that LID can achieve significant cost savings through grading, landscaping, paving, and infrastructure costs.
Increased
Reduced
5. Winter conditions ___________ the swales’ ability to treat water quality and manage water quantity, likely as a result of icing of the ground surface.
Lowered
Increased
Did not impact
None of the above
6. The UNH Stormwater Center found that some of the highest infiltration rates were in the winter, as opposed to the summer, because of the ______________ pore space of the asphalt in the winter compared to the summer.
Smaller
Larger
7. Infiltrating stormwater runoff from certain land uses or activities with likely or known exposed contamination is:
Recommended
Not Recommend
8. Some studies have shown that _____________ street widths are associated with reduced traffic speeds and fewer accidents.
Narrower
Wider
9. LID practices mostly process stormwater in the ground or are designed to _______________ drain any standing water within 48 to 72 hours.
Partially
Completely
Minimally
None of the above
10. LID techniques typically require specialized maintenance equipment and may not be able to be maintained as part of typical landscaping activities.
True
False