Cepsci Practice Test Questions And Answers
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1972 clean water act ANS✔✔ Administered by the US environmental
protection agency (EPA) Created the NPDES
1987 ANS✔✔ Amendment to CWA CALLED WATER QUALITY ACT
NPDES in south carolina ANS✔✔ South Carolina is NPDES delegated state.
NPDES regulations are administered by ANS✔✔ SCDHEC
CGP authorizes ANS✔✔ stormwater discharges from construction sites
Who must obtain NPDES coverage ANS✔✔ 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 ANS✔✔ operator-person or company for a
particular discharge
primary permittee ANS✔✔ -has day to day operational control to ensure
compliance with SWPP
-typically the owner or developer
, Solution 2024/2025
Pepper
primary permittee responsibilites ANS✔✔ submit NOI, Preparation of the
C_SWPPP
Secondary permittee ANS✔✔ 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 ANS✔✔ must on Contractor Certification- D-0437
On-Site SWPPP ANS✔✔ SCDHEC CGP, NOI, NPDES coverage approval letter,
Contractor Certifications, Local Approvals, USACE approvals, Critical area
permit(coast)
OS_SWPPP ANS✔✔ 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 ANS✔✔ 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 ANS✔✔ must be made by qualified
individual and submitted to DHEC or appropriate delegated entity for
approval
Phased plan requirement > 5 ANS✔✔ include a phased stormwater
management plan which identifies all BMP's and grading work conducted
, Solution 2024/2025
Pepper
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 ANS✔✔ at least two separate
plan phases are required - initial land disturbance phase - stabilization
phase
Phased plan requirement ≥ 10 acres ANS✔✔ 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 ANS✔✔ 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 ANS✔✔ 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
ANS✔✔ Once every month
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