EPA Lead Risk Assessor Exam Study Guide Latest Update_2024/25 with Complete Solution

Environmental Protection Agency (EPA) Lead Risk Assessor Exam Study Guide / HUD Guidelines - Answer- What Federal document serves as an overall guideline for performing inspections, risk assessments, and abatement activities? chelation therapy - Answer- A child may be treated for lead poisoning by using... Identify LBP hazards - Answer- The purpose of a lead risk assessment is to? Elevated Blood Level - Answer- What does EBL mean? Ingestion of lead dust - Answer- How does lead primarily enter children's bodies? No, the elevated blood levels of 17ug/dL and 16ug/dL were not consecutive - Answer- Would a child with consecutive blood lead tests of 17 ug/dl, 9 ug/dl, and 16 ug/dl be considered to be lead poisoned? Lead Inspection - Answer- Which is more useful for the renovation contractor, the lead inspection or the risk assessment? Visual Dust Soil Paint Chip XRF Water - Answer- What six sampling methods do Risk Assessors use to identify lead hazards? Notify the client in writing - Answer- A certified Risk Assessor may conduct a Risk assessment on a property which is to be abated by the firm for which they work, if they... 30 ug/m3 - Answer- What is the OSHA Action Level for lead? Optional - Answer- Water sampling as part of a Risk Assessment is: Mandatory, Optional, or Never included? Dust Friction Surface Impact Surface Chewable Surface Deteriorated Paint Soil - Answer- What are the six LBP hazards defined by EPA? 1,200 ppm - Answer- EPA Soil lead hazard in general yard area True - Answer- XRF analysis is the most common method for determining LBP False, XRF is most commonly used to determine LBP but not hazards - Answer- XRF analysis is the most common method for determining lead hazards Performance Characteristic Sheet (PCS) supplied with the XRF - Answer- Where would you find operational data for an XRF? 13 - Answer- How many dust samples are usually taken for a Risk Assessment? Removal Enclosure Encapsulation - Answer- What are the three forms of lead abatement? 3 shots on the 1.02 standard - Answer- How do you calibrate an XRF? Beginning End Every 4 hours Every time the device is powered down - Answer- How often do you calibrate an XRF? Equal to or greater than 1.0 mg/cm2 - Answer- LBP per XRF Greater than 0.5% by weight - Answer- LBP % level by paint chip analysis 40 ug/ft2 - Answer- EPA Floor clearance/hazard level 250 ug/ft2 - Answer- EPA Window sill or stool clearance/hazard level 400 ug/ft2 - Answer- EPA Window trough or well clearance/hazard level 50 ug/m3 - Answer- OSHA lead PEL 30 ug/m3 - Answer- OSHA lead Action Level 400 ppm - Answer- EPA Soil play area/vegetable garden clearance/hazard level 1,200 ppm - Answer- EPA Soil other parts of yard clearance/hazard level 5,000 ppm - Answer- HUD required Level for soil abatement greater than 15 ppb or 15ug/l or 0.015mg/l - Answer- EPA action level criteria for lead in drinking water 5 ug/dL - Answer- Lead blood Level requiring investigation in children A single LBL reading above 20 ug/dL or two consecutive readings between 15-19 ug/dL. (Consecutive readings must be taken at least 3 months apart) - Answer- Lead poisoned criteria 50 ug/dL - Answer- OSHA medical removal level for lead in adult worker blood -same as PEL 40 ug/dL - Answer- OSHA back to work level for lead in adult worker blood Any houses built before 1978 except: Housing designated for elderly Designated housing for adult disabled Zero bedroom units (except a child under age 6) Vacant houses awaiting demolition - Answer- What is considered Target Housing? ANY building, or portion of building: Built before 1978; Visited by the same child who is less than 6 years old; On 2 separate days per week; For at least 3 hours per visit; For a total of 60 hours total per year - Answer- What is a Child Occupied Facility? Disturbed surfaces are less than: 20 sq. ft. for exterior surfaces 2 sq. ft. per room for interior surfaces 10% of surface area on any small component surface - Answer- Surface area criteria where EPA regulations do not apply? 10 up to 500 ug/m3 - Answer- Protection Factor of a 1/2 face NPR, lead concentrations of? 50 up to 2,500 ug/m3 - Answer- Protection Factor of a full-face NPR, lead concentrations of? 100 up to 5,000 ug/m3 - Answer- Protect Factor of a PAPR, lead concentrations of? Written program Respirator training Fit test Annual physical Fit check - Answer- OSHA respirator requirements 1,000 up to 50,000 ug/m3 - Answer- Protection Factor of SCBA, lead concentrations of? 1. Minimize or eliminate generation of dust/debris 2. Contain dust/debris in regulated work area 3. Collect debris on disposable sheeting 4. Clean using wet methods and a HEPA vacuum - Answer- Lead-Safe Work Practices Removal Enclosure Encapsulation - Answer- Name three forms of lead abatement 20 years - Answer- How long must lead abatement last? Address side - Answer- When diagraming a house for a Risk assessment, the