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Committee weighs 1 ppb PFAS concentration limit in biosolids; DES to finish leaching model
Summary
Lawmakers heard a proposed amendment to HB 1275 that would limit PFAS in biosolids to 1 part per billion for PFOA/PFOS, grant five years of civil immunity to users after DES sets health‑based leaching limits, and exclude lined landfill disposal; DES said its leaching‑based modeling to set protective soil levels should be complete by year‑end.
The committee took testimony and considered Representative Haskins’ draft amendment to HB 1275, which would prevent land application of sludge or biosolids exceeding a proposed concentration limit of 1 part per billion (ppb) for PFAS compounds PFOA and PFOS and would carve out certain disposal options (permitted lined landfills). The amendment replaces previously considered moratorium language with a civil‑immunity provision lasting five years for users who comply with the new concentration‑based limits once DES adopts health‑based levels.
Ren Beaudoin and Jeff Martz of New Hampshire DES…
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