The secondary NAAQS
A) are air quality emissions standards intended to protect public welfare
B) are technology-based standards
C) are established to protect public health
D) control both criteria and hazardous pollutants

Question

Quizplus · Accepted Answer

The secondary NAAQS are air quality emissions standards intended to protect public welfare, which includes protection against decreased visibility, damage to animals, crops, vegetation, and buildings, and negative impacts on cultural and recreational activities.

Choice B is incorrect as technology-based standards are known as Maximum Achievable Control Technology (MACT) standards.

Choice C is incorrect as primary NAAQS are established to protect public health.

Choice D is incorrect as the criteria pollutants are controlled through primary NAAQS while hazardous pollutants are controlled through technology-based standards such as MACT.

The Secondary NAAQS