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MONDAY, JANUARY 25, 2021
In December, the EPA announced the final rule to lower the clearance levels for the amount of lead that can remain in dust on floors and windowsills after lead abatement. What are the correct new clearance levels?
10 micrograms of lead in dust per square foot for floor dust and 100 micrograms per square foot for windowsill dust. 20 micrograms of lead in dust per square foot for floor dust and 150 micrograms per square foot for windowsill dust. 30 micrograms of lead in dust per square foot for floor dust and 200 micrograms per square foot for windowsill dust. 40 micrograms of lead in dust per square foot for floor dust and 250 micrograms per square foot for windowsill dust.
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