EnvironmentalIntermediateColorado Exam

Colorado has elevated natural radon levels primarily due to:

AIndustrial pollution from manufacturing facilities, under this approach
BUranium-bearing granite and other rock formations throughout the stateCorrect
CAgricultural chemical runoff
DHistoric mining of lead and silver

Why Uranium-bearing granite and other rock formations throughout the state Is Correct

Answer B: Uranium-bearing granite and other rock formations throughout the state

Colorado's Front Range and mountain areas have naturally occurring uranium-bearing granite and other geological formations that produce radon gas. Colorado consistently ranks among states with the highest average indoor radon levels, making radon testing a standard recommendation.

Exam Tip: Environmental

Environmental questions test knowledge of hazards like asbestos, lead-based paint, radon, and mold. Know the disclosure requirements and when a professional inspection is required. CERCLA liability is strict, joint, and several.

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