Study: PFAS filters could also cut other cancer-linked chemicals

A new study finds PFAS filters can also remove other cancer-linked chemicals, offering wider health benefits for drinking water systems.
Posted 9/5/2025, 10:41:00 PM Updated 9/6/2025, 12:22:58 PM

>> NUMBER ONE SOURCE FOR LOCAL

NEWS. THIS IS WRAL.

>> A NEW STUDY FINDS THAT

FILTERS DESIGNED TO REMOVE

TOXIC FOREVER CHEMICALS MAY

ALSO REMOVE OTHER CANCER LINKED

CONTAMINANTS FROM YOUR DRINKING

WATER, WRAL, ENVIRONMENTAL

REPORTER LIZ MCLAUGHLIN

EXPLAINS WHAT THE FINDINGS MEAN

FOR YOUR HEALTH.

PFAS OFTEN CALLED FOREVER.

CHEMICALS ARE MANMADE COMPOUNDS

FOUND IN EVERYDAY PRODUCTS AND

FIREFIGHTING FOAM. THEY BUILD

UP IN THE BODY AND THE

ENVIRONMENT AND HAVE BEEN

LINKED TO SERIOUS HEALTH

PROBLEMS. A NEW STUDY SHOWS

TREATMENT SYSTEMS THAT REMOVE

PFAS CAN ALSO FILTER OUT OTHER

HARMFUL CHEMICALS AND SOME

NORTH CAROLINA UTILITIES ARE

ALREADY PLANNING UPGRADES.

A STUDY BY THE ENVIRONMENTAL

WORKING GROUP ANALYZED 19

UTILITIES NATIONWIDE THAT

INSTALLED ADVANCED TREATMENT

SYSTEMS LIKE GRANULAR ACTIVATED

CARBON ION EXCHANGE IN

REVERSE OSMOSIS. RESEARCHERS

FOUND THOSE UPGRADES LOWERED

PFAS AND OTHER POLLUTANTS,

INCLUDING DISINFECTION

BYPRODUCTS CHEMICALS FORMED

WHEN CHLORINE REACTS. WITH

ORGANIC MATTER, SOME OF THOSE

BUY PRODUCTS HAVE BEEN LINKED

TO CANCER, LIVER DAMAGE AND

REPRODUCTIVE HEALTH RISKS THAT

ARE NEVER ACTED ALONE.

>> SO WHEN SYSTEMS ARE

DETECTING PFAS, THEY'RE ALSO

DETECTING OTHER CONTAMINANTS

AND SYSTEMS REQUIRE ADVANCED

FILTRATION TO ADDRESS THAT

CONTAMINATION. BUT THAT THOSE

TREATMENT TYPES ARE EFFECTIVE

FOR MANY OTHER CONTAMINANTS

AS WELL.

>> FAYETTEVILLE PUBLIC WORKS

COMMISSION PLANS TO BUILD

116 MILLION DOLLAR FILTRATION

SYSTEM IN 2026. TO REMOVE PFAS

TESTS SHOW HE COULD ALSO CUT

OTHER CONTAMINANTS, RALEIGH

WATER ALREADY MEETS CURRENT

PFAS LIMITS, BUT HAS SET ASIDE

170 MILLION FOR POSSIBLE

UPGRADES. IF RULES GET

STRICTER. THE EPA SAID ITS

FIRST NATIONAL PFAS DRINKING

WATER STANDARDS LAST YEAR WITH

STRICT LIMITS ON SEVERAL

CHEMICALS. FEDERAL REGULATORS,

THOUGH, ARE NOW CONSIDERING

CHANGES THAT COULD REGULATE

FEWER COMPOUND AND GIVE

UTILITIES MORE TIME TO COMPLY