Radon educational resources

A plain-language explanation of what radon is, where it comes from, and why it matters for homes in Rhode Island.

The physical pathways radon uses to move from the soil into the living space of a home, and why some homes measure higher than others.

Common misconceptions about radon in homes, and what current guidance actually says.

A practical checklist for homeowners on how to prepare for a short-term radon test and what to expect during the test period.

How continuous radon monitors work, what a monitor report shows, and when continuous monitoring is the right choice.

How radon testing fits into a Rhode Island real-estate transaction from the buyer's perspective, including timing and typical negotiation outcomes.

How Rhode Island sellers can approach radon proactively — pre-listing testing, disclosure considerations, and reducing late-stage surprises.

Why new homes are still worth testing for radon, and what radon-resistant new construction (RRNC) does and does not do.

Why finished basements deserve particular attention for radon testing, and what to consider before finishing a lower-level space.

How crawl-space construction interacts with radon and what homeowners with crawl-space foundations should know about testing.

What the EPA's 4 pCi/L action level means, what the 2–4 pCi/L range implies, and why lower is generally better.

Guidance on when retesting a home for radon is a reasonable step, from post-mitigation verification to renovations and periodic checks.

The reasoning behind the EPA's recommendation that every home be tested for radon, regardless of age, size, or location.