EPA LEAD RISK ASSESSOR EXAM STUDY GUIDE QUESTIONS WITH CORRECT ANSWERS

HUD Guidelines - What Federal document serves as an overall guideline for performing inspections, risk assessments, and abatement activities? Chelation therapy - A child may be treated for lead poisoning by using... Identify LBP hazards - The purpose of a lead risk assessment is to? Elevated Blood Level - What does EBL mean? Ingestion of lead dust - How does lead primarily enter children's bodies? No, the elevated blood levels of 17ug/dl and 16ug/dl were not consecutive - 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 - Which is more useful for the renovation contractor, the lead inspection or the risk assessment? Visual Dust Soil Paint Chip XRF Water - What six sampling methods do Risk Assessors use to identify lead hazards? Notify the client in writing - 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 - What is the OSHA Action Level for lead? Optional - Water sampling as part of a Risk Assessment is: Mandatory, Optional, or Never included? Dust Friction Surface Impact Surface Chewable Surface Deteriorated Paint Soil - What are the six LBP hazards defined by EPA? 1,200 ppm - EPA Soil lead hazard in general yard area True - XRF analysis is the most common method for determining LBP False, XRF is most commonly used to determine LBP but not hazards - XRF analysis is the most common method for determining lead hazards Performance Characteristic Sheet (PCS) supplied with the XRF - Where would you find operational data for an XRF? 13 - How many dust samples are usually taken for a Risk Assessment? Removal Enclosure Encapsulation - What are the three forms of lead abatement? 3 shots on the 1.02 standard - How do you calibrate an XRF? Beginning End Every 4 hours Every time the device is powered down - How often do you calibrate an XRF? Equal to or greater than 1.0 mg/cm2 - LBP per XRF Greater than 0.5% by weight - LBP % level by paint chip analysis 40 ug/ft2 - EPA Floor clearance/hazard level 250 ug/ft2 - EPA Window sill or stool clearance/hazard level 400 ug/ft2 - EPA Window trough or well clearance/hazard level 50 ug/m3 - OSHA lead PEL 30 ug/m3 - OSHA lead Action Level 400 ppm - EPA Soil play area/vegetable garden clearance/hazard level 1,200 ppm - EPA Soil other parts of yard clearance/hazard level 5,000 ppm - HUD required Level for soil abatement Greater than 15 ppb or 15ug/l or 0.015mg/l - EPA action level criteria for lead in drinking water 5 ug/dl - 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) - Lead poisoned criteria 50 ug/dl - OSHA medical removal level for lead in adult worker blood -same as PEL 40 ug/dl - 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 - What is considered Target Housing? ANY building, or portion of building: