LEAD SUPERVISOR CALIFORNIA PRACTICE
ASSESSMENT 2026 ACCURATE SOLUTIONS A+
◉ What is the Federal standard for lead in bare residential soil for
play areas and high contact areas for children? Answer: 400
Micrograms per Gram / 400 ppm
◉ What is considered an elevated Blood Lead Level? Would cause
CDC intervention level for individual child. Answer: 10 micrograms
per deciliter
◉ What is the term for any US home built before 1978 Answer:
Target Housing
◉ What is considered a child occupied facility? Answer: Regularly
visited by the same child 6 years or younger, two days per week
lasting 3 hours, or combined 6 hours per week, and provided
combined annual visits last at least 60 hours
◉ What laboratory accreditation is required to test for lead?
Answer: NLAP - National Lead Laboratory Accreditation Program
◉ What is the drinking water threshold? Answer: 15 ppb of Lead
,◉ What is required on the jobsite at the Action Level? (OSHA)
Answer: Site specific plan; Medical Monitoring; Lead HazCom; Air
Monitoring 6 Month
◉ What is required on the jobsite at the PEL? (OSHA) Answer:
Respirators; Decon trailers; Work Clothing; Separate eating facilities;
signs at all entrances to worksite; Air Monitoring 3 Month
◉ How long is it acceptable according to OSHA to use previous air
monitoring on a jobsite? Answer: Air monitoring data collected in
the last 12 months
◉ What are OSHA minimum requirements on any job? Answer:
Hand wash facility; basic housekeeping; HazCom; PPE if levels not
known
◉ What are the two types of respirator fit tests? Answer: Qualitative
= Oil or Smoke ;Quantitative = Particle Count
◉ How often should a Fit Test be performed? Answer: 1 x per Year
◉ How often should a Fit Check be performed? Answer: Every time
worn
, ◉ When must respirators be provided? Answer: At or above PEL; If
an employee asks for one; If exposure is not known
◉ What is the mathematical formula for Protection Factor? Answer:
Protection Factor = PF x PEL
◉ When should Blood Level Measurements be taken? Answer: Initial
before any lead work; 1 Day at or above Action Level; 1st 6
months=every 2 months; Testing=every 6 months; Routine=30 days
at AL over 12 months
◉ When should an employee be medically removed? Answer: BLL of
50 micrograms per deciliter
◉ When should an employee get a medical warning? Answer: BLL of
40 Micrograms per deciliter
◉ How soon should the results of medical testing be returned to the
employee? Answer: Within 5 days of receipt
◉ How long should medical records be retained? Answer: Duration
of employment + 30 years
ASSESSMENT 2026 ACCURATE SOLUTIONS A+
◉ What is the Federal standard for lead in bare residential soil for
play areas and high contact areas for children? Answer: 400
Micrograms per Gram / 400 ppm
◉ What is considered an elevated Blood Lead Level? Would cause
CDC intervention level for individual child. Answer: 10 micrograms
per deciliter
◉ What is the term for any US home built before 1978 Answer:
Target Housing
◉ What is considered a child occupied facility? Answer: Regularly
visited by the same child 6 years or younger, two days per week
lasting 3 hours, or combined 6 hours per week, and provided
combined annual visits last at least 60 hours
◉ What laboratory accreditation is required to test for lead?
Answer: NLAP - National Lead Laboratory Accreditation Program
◉ What is the drinking water threshold? Answer: 15 ppb of Lead
,◉ What is required on the jobsite at the Action Level? (OSHA)
Answer: Site specific plan; Medical Monitoring; Lead HazCom; Air
Monitoring 6 Month
◉ What is required on the jobsite at the PEL? (OSHA) Answer:
Respirators; Decon trailers; Work Clothing; Separate eating facilities;
signs at all entrances to worksite; Air Monitoring 3 Month
◉ How long is it acceptable according to OSHA to use previous air
monitoring on a jobsite? Answer: Air monitoring data collected in
the last 12 months
◉ What are OSHA minimum requirements on any job? Answer:
Hand wash facility; basic housekeeping; HazCom; PPE if levels not
known
◉ What are the two types of respirator fit tests? Answer: Qualitative
= Oil or Smoke ;Quantitative = Particle Count
◉ How often should a Fit Test be performed? Answer: 1 x per Year
◉ How often should a Fit Check be performed? Answer: Every time
worn
, ◉ When must respirators be provided? Answer: At or above PEL; If
an employee asks for one; If exposure is not known
◉ What is the mathematical formula for Protection Factor? Answer:
Protection Factor = PF x PEL
◉ When should Blood Level Measurements be taken? Answer: Initial
before any lead work; 1 Day at or above Action Level; 1st 6
months=every 2 months; Testing=every 6 months; Routine=30 days
at AL over 12 months
◉ When should an employee be medically removed? Answer: BLL of
50 micrograms per deciliter
◉ When should an employee get a medical warning? Answer: BLL of
40 Micrograms per deciliter
◉ How soon should the results of medical testing be returned to the
employee? Answer: Within 5 days of receipt
◉ How long should medical records be retained? Answer: Duration
of employment + 30 years
