High toxin levels are illegal in public water. But not for Americans using private wells.
About 43 million Americans rely on private wells that sit outside federal drinking-water rules — testing and treatment fall to the household.
Well water in the news
Real headlines from newspapers and major outlets about private-well contamination — PFAS, nitrates, arsenic, lead, and bacteria after floods. Each card links to the original article. We show outlet names as text badges; we do not use newspaper logos.
Many Wells in North Carolina Remain Unsafe After Helene’s Deluge
Early EPA sampling after Hurricane Helene found roughly 40% of about 600 tested private wells positive for E. coli or coliform bacteria.
EPA and North Carolina Health Authorities Encourage Well Water Testing in Areas Affected by Hurricane Helene
EPA deployed mobile labs in western North Carolina and urged flooded-well owners to test for total coliform and E. coli before drinking.
Bottled water offered to 50 more Peshtigo residents. Well water contains 'forever chemicals.'
Wisconsin notified dozens more Peshtigo homes that private wells exceeded new PFAS health recommendations tied to firefighting-foam pollution.
Brunswick residents fear contaminated well water related to foam spill
Maine households shared private-well tests showing PFAS above EPA’s 4 ppt public-water limit — a limit that does not cover private wells.
NC homeowners notified private wells found to have PFAS: 'We only have one earth'
North Carolina DEQ alerted Hope Mills-area well owners that PFAS levels exceeded EPA guidelines and offered treatment assistance.
High concentrations of PFA’s found in Pueblo private wells
Pueblo County health testing found private wells in two zip codes with PFAS far above levels typically enforced for city water supplies.
Private well in Harvard contains PFAS far exceeding maximum allowable levels
A Massachusetts private well tested above 500 ppt for PFAS6 — more than 20 times the state public-water limit — prompting a board of health notice.
‘Forever chemicals’ detected in 65% of sampled private wells in Pennsylvania
A three-year citizen-science study of 167 Pennsylvania private wells found PFAS in 65%, with 18% above at least one EPA drinking-water standard.
Penn State study finds toxic PFAS in 18% of private wells in Pennsylvania
WHYY reports the Penn State findings and notes that more than a million Pennsylvania households rely on unregulated private wells.
Nitrate contamination remains a concern in southeast Minnesota private wells
Nearly one in eight private wells in a southeast Minnesota monitoring network still exceeded the 10 mg/L nitrate drinking-water standard in 2025.
EPA is forcing Minnesota to address farm pollution in drinking water. Is Iowa next?
EPA ordered Minnesota to notify and protect residents with nitrate-contaminated private wells in the karst region — a landscape that also stretches into Iowa.
i9 Investigation: Private well owners more vulnerable to nitrate risks as Iowa contamination rises
An Iowa investigation found sparse private-well nitrate testing even as public-system detections rose — and noted infants face the highest risk.
Drought May Lead to Elevated Levels of Naturally Occurring Arsenic in Private Domestic Wells
USGS estimated 2.7 million private-well users face arsenic above EPA’s standard in normal conditions — rising to 4.1 million during drought.
Special Report: The corrosive dangers in America's private water wells
A Reuters investigation found corrosive private-well water can leach lead from household plumbing — with no federal lead standard for private wells.
AgriLife Extension offers private water well screening in flooded counties
After major Texas flooding, Extension urged submerged-well owners to assume contamination and offered free bacteria and E. coli screening.
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Headlines and links are provided for awareness. We do not control external sites. Always confirm details with the original publisher and a certified lab.