Cepsci Practice Test Q’s And A’s

CEPSCI PRACTICE TEST Q’s and A’s
1972 clean water act - ✔◻✔◻Administered by the US environmental protection agency (EPA) Created
the NPDES



1987 - ✔◻✔◻Amendment to CWA CALLED WATER QUALITY ACT



NPDES in south carolina - ✔◻✔◻South Carolina is NPDES delegated state.



NPDES regulations are administered by - ✔◻✔◻SCDHEC



CGP authorizes - ✔◻✔◻stormwater discharges from construction sites



Who must obtain NPDES coverage - ✔◻✔◻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 - ✔◻✔◻operator-person or company for a particular discharge



primary permittee - ✔◻✔◻-has day to day operational control to ensure compliance with SWPP

-typically the owner or developer



primary permittee responsibilites - ✔◻✔◻submit NOI, Preparation of the C_SWPPP



Secondary permittee - ✔◻✔◻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 - ✔◻✔◻must on Contractor Certification- D-0437



On-Site SWPPP - ✔◻✔◻SCDHEC CGP, NOI, NPDES coverage approval letter, Contractor Certifications,
Local Approvals, USACE approvals, Critical area permit(coast)



OS_SWPPP - ✔◻✔◻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 - ✔◻✔◻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 - ✔◻✔◻must be made by qualified individual and submitted to
DHEC or appropriate delegated entity for approval



Phased plan requirement > 5 - ✔◻✔◻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 - ✔◻✔◻at least two separate plan phases are required -
initial land disturbance phase - stabilization phase



Phased plan requirement ≥ 10 acres - ✔◻✔◻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 - ✔◻✔◻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 d
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ownstream location if possible. X2 X2 X2




5. Where vehicles enter or exit site for evidence of off-site sediment tracking.
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inspection frequency after construction begins -
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✔◻✔◻at least once a week or within 24 hours of end of storm event >0.5 inches
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Inspection frequency for sites that have reached temporary stablization - ✔◻✔◻Once every month
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Linear site inspection -
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✔◻✔◻linear activites may limit access to disturbed areas, in such cases representative inspections may
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be performed
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representative inspections (linear site inspection) - X2 X2 X2 X2 X2




✔◻✔◻personnel must investigate BMP's along the site for 0.25 miles above and below each access poi
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nt where the site intersects with -roadway - undisturbed right of way - other similar feature-
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Condition along each inspected segment are considered "respresentative" along that reach of constructio
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n



permittees must record rainfall events of - ✔◻✔◻0.5 inches or greater
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where should rainfall records be kept - ✔◻✔◻maintained in rain log located as part of the OS-SWPPP
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Inspection reports of rainfall must be -
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✔◻✔◻reported on each weekly inspection report and maintained in rain log
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For each compliance inspecton a report must be completed and include at a mininum -
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✔◻✔◻1. Inspection date
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2. Name, title, qualification of inspector
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3. Weather information for period since last inspection
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