EPA Lead Supervisor Real Exam 2025/2026 Complete
Questions With Correct Detailed Solutions || 100 %
Guaranteed Pass!! <Brand New Version>
De minimis levels "safe work practices" must be used during
stabilization or abatement only when the area of paint being
disturbed is greater than: .......Answer.........20 square feet on
exterior surface, 2 square ft on interior surface, 10% of a
building component with a small surface area.
Disclosure Requirements .......Answer.........required for pre 1978
housing. Provide buyer/seller with EPA approved pamphlet.
Disclose presence of known LBP or LBP hazards. Provide copy of
any reports. Include warning statement, and give 10 days to
purchaser to conduct risk assessment or inspection.
,age 2 of 55
What makes Lead Based Paint a Hazard? .......Answer.........paint
is deteriorated, lead paint is on friction or impact surface, lead
paint is on child-accessible surface that shows evidence of teeth
marks.
Safe Drinking Water Act defines lead free plumbing as
.......Answer.........solders and flux may not contain more than
0.2% lead and pipes, pipe fittings, and well pumps may not
contain more than 8.0% lead.
ug/g .......Answer.........microgram per gram
ug/ft2 .......Answer.........microgram per foot square (dust
sampling)
mg/cm2 .......Answer.........milligrams per centimeter squared
(XRF)
,age 3 of 55
ug/dL .......Answer.........microgram per deci-liter(quantityinblood)
ug/m3 .......Answer.........microgram per cubicmeter(quantityinair)
1% .......Answer.........10,000 ppm
Allowed quantity of lead in dry surface paint when testing with
XRF. .......Answer.........1.0 mg/cm2
Allowed quantity of lead in dry surface paint when testing with
paint chip .......Answer.........5000 ppm
Allowed quantity of lead in dry surface paint by weight
.......Answer..........5% = 5000ppm
Lead Quantities for Dust Clearance from floors/carpet
.......Answer.........10 ug/ft2
, age 4 of 55
Lead Quantities for Dust Clearance from furniture
.......Answer.........40 ug/ft2
Lead Quantities for Dust Clearance from window sills
.......Answer.........100 ug/ft2
Lead Quantities for Dust Clearance from window wells
.......Answer.........100 ug/ft2
Lead Quantities for Dust Clearance from outside concrete
.......Answer.........800 ug/ft2
Lead Quantities for Soil Clearance in contact areas
.......Answer.........400 ppm
Lead Quantities for Soil Clearance in non-contact areas
.......Answer.........1200 ppm