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Articles

What we have learned, written up properly.

Water quality in Greece and beyond — sourced, checked, and written by us rather than borrowed. Διαβάστε τα στα ελληνικά →

Water and health

What is actually in your tap water — and which of it matters

Some of what is in treated water was put there on purpose, and it is the reason the water is safe. The things worth worrying about are the ones nobody added. Here is how to tell them apart.

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Water in Greece

Nitrates in Greek tap water: what the numbers actually mean

Two different limits get quoted in the same argument, in two different units, and the confusion is doing real harm to a question that matters most for babies.

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Water in Greece

Greece paid €3.5 million over nitrates. The water did not change that day.

The European Court of Justice fined Greece in February 2020 for years of delay on agricultural nitrate pollution. It is worth understanding what that ruling did — and what it could never do.

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Water and health

The EU’s PFAS limits came into force this January. Most people have not noticed.

Since 12 January 2026, every EU member state must monitor forever chemicals in drinking water against a binding limit. For children in residential care, the interesting question is what happens between a limit existing and a tap being safe.

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Water and health

America is still finding its lead pipes. The clock now runs to 2027.

There is no safe level of lead for a child, and roughly nine million American homes are still served by a lead pipe. New federal rules set deadlines — and they land, for once, on schools and childcare.

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Water and health

America set its first PFAS drinking water limits. Two years on, it is unpicking some of them.

In 2024 the United States regulated forever chemicals in tap water for the first time. In 2026 the compliance date is being pushed back and several of the limits are proposed for removal. Here is what still stands.

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Water and health

Microplastics: the bottled water a village buys has more plastic in it than the tap it stopped trusting

There is still no enforceable limit for microplastics in drinking water anywhere. What there is, increasingly, is evidence — and one finding that turns the usual advice upside down.

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Water in Greece

Arsenic in water is not pollution. In Greece it comes out of the ground.

It has no taste, no smell and no colour, it is a proven human carcinogen, and parts of northern Greece sit on geology that puts it into the groundwater. The good news is that this is a solved problem — where anyone is looking.

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From the archive

Written in the Foundation’s own words.

Pieces from our earlier years, kept online because the questions they ask have not gone away.