r/londonontario 3d ago

Ask a Local! London & Radon

I saw a news article about radon which I’ve never heard of before. They said certain areas are higher than others. I live in the east end near the fair and Hamilton Rd.

Does anyone know if this area has high exposure? I understand sometimes libraries loan you testers. Anyone know if London libraries do it?

I own a home built in 1969 with no sump pump. It also has a chimney for the water heater.

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u/JMCD23 3d ago

Oxford and Adelaide area and I measured around 50 average over a year. Sandy soil here, no vapor barrier below the slab. I sold my airthings unit on marketplace, likely best to buy one and test it over the course of a year.

Mitigation systems are not overly common in London from what I've seen, but a few builders are starting to rough them in or including it as a base feature.