VERIFIED ANSWERS|ACTUAL COMPLETE EXAM|
ALREADY GRADED A+
1972 clean water act ✔Correct Answer-Administered by the US environmental protection agency
(EPA) Created the NPDES
1987 ✔Correct Answer-Amendment to CWA CALLED WATER QUALITY ACT
NPDES in south carolina ✔Correct Answer-South Carolina is NPDES delegated state.
NPDES regulations are administered by ✔Correct Answer-SCDHEC
CGP authorizes ✔Correct Answer-stormwater discharges from construction sites
Who must obtain NPDES coverage ✔Correct Answer-land disturbing activities greater than or
equal to 1 acre
-land disturbance less than 1 ac within 1/2 miles of water body in SC costal zone
NPDES permits are issued to ✔Correct Answer-operator-person or company for a particular
discharge
primary permittee ✔Correct Answer--has day to day operational control to ensure compliance
with SWPP
-typically the owner or developer
primary permittee responsibilites ✔Correct Answer-submit NOI, Preparation of the C_SWPPP
Secondary permittee ✔Correct Answer-individual lot owner or residential builder that conducts
land disturbing activity limited to an individual lot or group of lots as part of approved LCP of
development
contractors ✔Correct Answer-must on Contractor Certification- D-0437
On-Site SWPPP ✔Correct Answer-SCDHEC CGP, NOI, NPDES coverage approval letter, Contractor
Certifications, Local Approvals, USACE approvals, Critical area permit(coast)
OS_SWPPP ✔Correct Answer-a copy of signed and certified SWPPP, NOI, and CGP coverage letter
from DHEC must be retained at site or electronically accessible
minor modification to ON-SWPPP ✔Correct Answer-minor modifications made directly in the
field,do not need approval by DHEC- additional BMP's, removal of disturbed areas
major modifications to OS-SWPPP ✔Correct Answer-must be made by qualified individual and
submitted to DHEC or appropriate delegated entity for approval
, Phased plan requirement > 5 ✔Correct Answer-include a phased stormwater management plan
which identifies all BMP's and grading work conducted during a specific portion of the sites
construction sequence. Each phase identified on at least one separate plan sheet.
Phased plan requirement < 10 but > 5 acres ✔Correct Answer-at least two separate plan phases
are required - initial land disturbance phase - stabilization phase
Phased plan requirement ≥ 10 acres ✔Correct Answer-at least 3 separate plan phases are required
- initial land disturbance phase - construction phase - stabilization phase
All compliance inspection must include invesg. of, at a minimum of 5 of the following ✔Correct
Answer-1. areas of site disturbed by construction activity and areas used for storage of materials
exposed to precipitation
2. stormwater conveyance systems for evidence of sediment
3. BMP's identified in OS-SWPPP
4. Discharge location to investigate if sediment leaving site, or if such locations are inaccessible,
nearby downstream location if possible.
5. Where vehicles enter or exit site for evidence of off-site sediment tracking.
inspection frequency after construction begins ✔Correct Answer-at least once a week or within 24
hours of end of storm event >0.5 inches
Inspection frequency for sites that have reached temporary stablization ✔Correct Answer-Once
every month
Linear site inspection ✔Correct Answer-linear activites may limit access to disturbed areas, in such
cases representative inspections may be performed
representative inspections (linear site inspection) ✔Correct Answer-personnel must investigate
BMP's along the site for 0.25 miles above and below each access point where the site intersects with
-roadway - undisturbed right of way - other similar feature- Condition along each inspected segment
are considered "respresentative" along that reach of construction
permittees must record rainfall events of ✔Correct Answer-0.5 inches or greater
where should rainfall records be kept ✔Correct Answer-maintained in rain log located as part of
the OS-SWPPP
Inspection reports of rainfall must be ✔Correct Answer-reported on each weekly inspection report
and maintained in rain log
For each compliance inspecton a report must be completed and include at a mininum ✔Correct
Answer-1. Inspection date
2. Name, title, qualification of inspector
3. Weather information for period since last inspection
4.Weaher information and description of any discharges occurring at time of inspection.
5. Locations(s) of discharges of sediment or other pollutants leaving the site.
6. Location(s) of BMP's that need maintenance only.
7. Location of any BMPs that failed to operate as designed or have proven inadequate for a particular
location.
8. Location where additional BMPs are needed that did not exist at the time of inspection.