Rome’s PFAS Settlement: Ceramic Membranes, RO, and a Material Lesson

📰 Nearly $280 million in PFAS settlements is now being turned into water-treatment infrastructure. ♻️

1️⃣ On August 10, Rome, Georgia moved forward with equipment for a new plant combining ceramic membranes and high-recovery reverse osmosis.

The money traces back to a contamination chain that began in Northwest Georgia's carpet industry.

According to Rome’s lawsuit, chemicals used to make carpets stain- and water-resistant did not stay inside the factories. PFAS-containing wastewater passed through Dalton’s municipal wastewater system and land-application fields, entered the Conasauga River, flowed downstream into the Oostanaula—and ultimately reached Rome’s drinking-water source.

Carpet manufacturing → wastewater → land application → Conasauga River → Oostanaula River → Rome's drinking water

Rome sued in 2019. The resulting settlements eventually reached approximately $279 million, without admissions of liability.

Now the legal settlement is becoming an engineering response:

Cloth-media filtration → ceramic membranes → high-recovery RO

2️⃣ Ceramic membranes remove particles and microorganisms while providing stable feedwater. RO supplies the tighter barrier for dissolved contaminants, including PFAS.

The selected ceramic membrane element is made from inorganic aluminum oxide—not a fluoropolymer.

Some polymeric microfiltration and ultrafiltration membranes use materials such as PVDF, which falls within the OECD's broad PFAS definition.

3️⃣ It raises a timely one:

When utilities invest billions to remove PFAS, should the materials used in treatment infrastructure also be part of the conversation?

Rome is not only showing how PFAS can change a treatment train.

It may also signal a shift toward PFAS-conscious material selection.