Environmental
Radon is a naturally occurring radioactive gas. In Massachusetts, the recommended EPA action level for radon is:
A2 pCi/L
B4 pCi/L✓ Correct
C6 pCi/L
D8 pCi/L
Explanation
The EPA recommends taking action to reduce radon levels when they reach or exceed 4 picocuries per liter (pCi/L) in indoor air. This applies nationally, including Massachusetts.
Related Massachusetts Environmental Questions
- Polychlorinated biphenyls (PCBs) are found in some older commercial and industrial properties in:
- Massachusetts requires the deleading of residential properties built before 1978 when:
- Massachusetts requires de-leading (lead paint abatement) when:
- Under Massachusetts lead paint law, sellers of properties built before 1978 with children under age 6 must:
- CERCLA (Superfund) makes which party potentially liable for cleaning up hazardous waste on a property?
- Urea-formaldehyde foam insulation (UFFI) was commonly used in homes built in the 1970s and is a concern because it:
- Sick Building Syndrome in a Massachusetts commercial property may be caused by:
- The presence of wetlands on a property in Massachusetts is regulated primarily because wetlands:
Practice More Massachusetts Real Estate Questions
1,500+ questions covering all exam topics. Start free — no signup required.
Take the Free Massachusetts Quiz →