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Consultant outlines NITREX technology, costs and district model for Falmouth wastewater
Summary
Pia/Pio Lombardo presented the NITREX nitrogen‑removal system and recommended exploring on‑site wastewater management districts and bulk construction to reduce per‑household costs; equipment costs were estimated at roughly $21,900–$24,000 with installation varying widely by site.
Pia/Pio Lombardo of Lombardo Associates presented options for meeting Falmouth’s nitrogen‑reduction requirements, including the NITREX recirculating media filter system, cluster systems, permeable reactive barriers (PRBs) and the concept of an on‑site wastewater management district.
Lombardo said his firm is not "hawking equipment" but offered technical experience and examples from other municipalities. He described the NITREX approach as a low‑energy recirculating media filter with a wood‑chip denitrification reactor and said his installations have often achieved effluent total…
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