CES Air Quality Management & Monitoring 1

Question 1

Which U.S. federal law primarily governs air quality standards and emission controls for stationary and mobile sources?

Accepted Answer

Clean Air Act (CAA)

Answer

The Clean Air Act (CAA) is the primary federal law authorizing the EPA to regulate air pollutants from stationary and mobile sources to protect public health and the environment.

Question 2

What are National Ambient Air Quality Standards (NAAQS) designed to protect?

Accepted Answer

Public health and welfare from criteria air pollutants

Answer

NAAQS establish concentration limits for six criteria air pollutants to protect public health (primary standards) and public welfare (secondary standards).

Question 3

Which of the following is NOT one of the six criteria air pollutants regulated under NAAQS?

Accepted Answer

Carbon dioxide (CO2)

Answer

The six NAAQS criteria pollutants are ozone, particulate matter, carbon monoxide, lead, sulfur dioxide, and nitrogen dioxide; carbon dioxide is a greenhouse gas but not a criteria pollutant.

Question 4

A facility is classified as a Major Source under the Clean Air Act if it emits at least how many tons per year of a single regulated pollutant (in attainment areas)?

Accepted Answer

100 tons per year

Answer

Under the CAA Title V program, a facility is a Major Source if it emits or has the potential to emit 100 tons per year or more of any regulated air pollutant in an attainment area.

Question 5

What does the acronym 'PSD' stand for in air quality permitting for major sources in attainment areas?

Accepted Answer

Prevention of Significant Deterioration

Answer

Prevention of Significant Deterioration (PSD) is a pre-construction permitting program that ensures new or modified major sources in attainment areas do not significantly worsen air quality.

(CES) Certified Environmental Specialist Practice Test

(CES) Certified Environmental Specialist Practice Test

CES Air Quality Management & Monitoring 1