CLIFF NOTES: An EWG report says over 62 million Americans may be exposed to elevated nitrates in tap water based on 2021–2023 public system data. Federal nitrate guidelines set in 1962 remain at 10 mg/L, while studies cited in the report associate harms at lower levels like 3–5 mg/L. The report names large cities (including … Read more
CLIFF NOTES A USGS study found PFAS in 45% of US tap water. The study tested water from 716 locations between 2016 and 2021. PFAS are man-made chemicals that don’t break down naturally. These chemicals are linked to cancer, birth issues, and other health risks. Over 99% of Americans have PFAS in their blood, according … Read more
A recent study from Sweden suggests that a common method of disinfecting drinking water may pose serious health risks. Researchers found that chemical byproducts formed during chlorination could increase the risk of bladder cancer by 33% and colorectal cancer by 15%. The Role of Trihalomethanes in Public Water Systems The study, published in Environmental Health … Read more