EPA 402/K-24/001 | March 2024 (revised)
Home Buyer’s and Seller’s Guide to Radon
4 pCi/L
(picocuries per liter): inside Guidance/Guide: 1, 2, 6, 20, 23, 29,
front cover, 3, 9, 10, 14, 15, 18, 19, 31, 32, 33, back cover
21, 22, 28
Active (radon) devices: 12, 14, 27
Alterations: 7
BEIR VI: 1
Buying a home: inside front cover, 1,
High (radon) levels: 1, 14, 17, 22, 28
Hotline(s): 26, 28, 29, 30, 34, 35
Long-term test(s): 11, 14
Lowest level: 2, 6, 8, 12, 23
2, 7, 9 Lung cancer/risk: inside front cover,
1, 19, 25, 27, 28
Closed-house conditions: 13, 17, 20,
21 (Minimum of) 48 hours: 14, 15, 21
Contract: 8 Mitigation/radon-reduction techniques:
21, 23
Cost(s): 8, 9, 12, 22, 23, 26,
32
Crawl spaces: 10, 22
Device interference: inside
front
National Academy of Sciences: 1, 18
Native Americans/tribal: 34, 35
cover, 2, 12 Passive devices: 11, 14, 15
Disclosure: 5 Picocuries per liter (pCi/L): inside front
cover, 3, 9, 10, 14, 15, 17, 19,
Drinking water: 26, 28, 29, 30 21, 22, 28
Elevated (radon levels): 3, 4, 10, 21, Private well: 25, 26, 28
22, 23, 24, 25, 28, back cover
Energy efficiency/efficient:
9
EPA R
egional Offices: 31, 34, 35
Protocols: 6, 33
Qualified: 6, 7, 8, 9, 11, 12, 13, 14,
16, 17, 20, 21, 24, 25, 27, 33, 34
E