{
  "id": 3678881,
  "title": "‘Forever chemicals’ surge during pilot of Thames Water plan to combat drought",
  "url": "https://urgent.news/2026/08/27/forever-chemicals-surge-during-pilot-of-thames-water-plan-to-combat",
  "topic": "business",
  "section": "Business",
  "published": "2026-08-27T05:00:07.000Z",
  "source": {
    "name": "Guardian Business",
    "slug": "guardian-business",
    "url": "https://www.theguardian.com/environment/2026/aug/27/forever-chemicals-london-thames-water"
  },
  "original_language": "en",
  "account": "The utility company Thames Water has proposed a controversial multimillion-pound water recycling scheme that involves pumping treated sewage into the River Thames during droughts to replace up to 75 million litres of water a day. However, trials of the system revealed alarmingly high levels of a toxic \"forever chemical\" known as perfluorooctane sulfonate (PFOS), breaching legal limits by up to 13 times. PFOS is a suspected carcinogen and does not break down in the environment, posing significant threats to both the river ecosystem and human health.\n\nThe data from the pilots contradicts Thames Water's public statements that their water recycling project will not harm the riverine environment. Technical notes from the company's files indicated that the recycling system rapidly increased PFOS levels, requiring frequent regeneration and replacement of carbon filters, resulting in significant additional operational expenses. The company's spokesperson defended the project, stating that it would not operate without securing an environmental permit from the Environment Agency, and emphasized that the pilot data is not indicative of the actual conditions when the project is fully functional. Despite opposition from local councils, MPs, and environmental groups, the project can still be pushed through as a strategic infrastructure project without local consent.",
  "summary": "Exclusive: utility company wants to draw off tens of millions of litres of water a day from Thames and replace it with treated effluent Levels of a toxic “forever chemical” rose to 13 times the legal limit during Thames Water pilots for a controversial multimillion pound water recycling scheme that will pump millions of litres of treated sewage into the River Thames during drought. The data from…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 2,
    "also_reported_by": [
      {
        "outlet": "City AM",
        "title": "Burnham shelves Thames Water administration plans over costs",
        "url": "https://urgent.news/2026/08/25/burnham-shelves-thames-water-administration-plans-over-costs",
        "published": "2026-08-25T06:33:21.000Z"
      }
    ]
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}