WITH 100% SOLVED ANSWERS.
What element is targeted by water quality criteria? Answer - Phosphorous, it
indicates pollution by bonding with other pollutants.
At what % impervious cover are streams substantially affected? Answer - 25%
what is the site-based load limit for water quality? Answer - 0.41 lbs/acre/yr
total phosphorous
Virginia Runoff Reduction Method- method of load calculations Answer - load
calculations based on land cover type and soil type.
what must happen to potentially harmful sheet flow runoff? Answer - Must be
diverted to stormwater conveyance system.
SWM ponds must be able to convey water safely up to what level storm event?
Answer - must be able to safely convey up to a 100 yr storm.
Define LDA Answer - Land disturbing activity; any man-made change to the
land surface that potentially changes its runoff characteristics; includes
clearing, grading, and excavation.
, What size LDA must comply with stormwater management regulation? in CPBA
areas? Answer - anything of 1 acre or more, or 2500 ft^2 in CPBA areas; may
be more stringent locally.
what are some activities exempt from SWM regulations? Answer - mining,
agriculture, sewer discharges, local reclamation programs, routine
maintenance of preexisting operations, public emergency activity
what term basically means a plea deal for stormwater offenders? Answer -
consent order, which replaces penalties with fines.
how long does VSMP authority have to review SWM plan? Answer - 15 days to
review and determine approval, and notify applicant.
How often must a VSMP authority inspect an LDA? Answer - Periodically.
all SWPPP requirements may be met by Answer - incorporating other plans
into reference, or by developing missing elements.
What must the DEQ issue to an operator before an LDA? Answer - a
construction GP
How soon after final grade of a site must vegetation be put in place? Answer -
within 7 days.
How long must operator keep routine inspection reports? Answer - At least 3
years after the GP expires/terminates.