Dust-lead hazard

Dust-lead hazard means surface dust that contains a dust-lead loading (area concentration of lead) at or exceeding the levels promulgated by the EPA pursuant to Section 403 of the Toxic Substances Control Act or, if such levels are not in effect, the standards in Sec. 35.1320(b)(2)(i) using wipe samples:

Lead Hazards

Interior Surface Dust: µg/ft² (mg/m²)

Soil Lead: µg/g

Evaluation Method

Floors

Window Sills

Window Troughs

Play Areas

Other Areas

Lead Hazard Screen

25 (0.27)

125 (1.4)

N/A

N/A

N/A

Risk Assessment

40 (0.43)

250 (2.7)

N/A

400

1200*

Reevaluation

40 (0.43)

250 (2.7)

N/A

400

1200*

Clearance

40 (0.43)

250 (2.7)

400 (4.3)*

N/A

N/A

*Standards for dust-lead and soil-lead hazards as promulgated by EPA effective March 5, 2001.


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