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Nantucket officials outline PFAS pilot plan after years of sampling; debate over municipal role and costs continues
Summary
Town staff told the Capital Program Committee that landfill leachate contributes roughly 56% of the PFAS load to the wastewater plant and described a pilot-planning contract to scope technologies to foam, concentrate and destroy PFAS; members debated whether the town should fund experimental pilots or seek vendor/grant options.
Andrew Shapiro, the town’s environmental contamination administrator, told the Capital Program Committee that the wastewater treatment plant and landfill leachate act as “passive receivers” of PFAS and that targeting landfill leachate could be the most economical place to remove the chemicals. "We have 2 passive receivers, the wastewater treatment facility and the landfill, that are both receiving PFAS," Shapiro said during the briefing.
Shapiro described bench-scale work showing PFAS concentrate in foams, a process called foam fractionation, and said the town has spent roughly $900,000 on sampling and feasibility work to date. "That's about $900,000," he said, summarizing the characterization and testing budget. He said a newly approved Select Board…
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