[Code of Federal Regulations]
[Title 32, Volume 4]
[Revised as of July 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 32CFR650.83]

[Page 317]
 
                       TITLE 32--NATIONAL DEFENSE
 
              CHAPTER V--DEPARTMENT OF THE ARMY (CONTINUED)
 
PART 650--ENVIRONMENTAL PROTECTION AND ENHANCEMENT (AR 200-1)--Table of Contents
 
                   Subpart D--Air Pollution Abatement
 
Sec. 650.83  Explanation of terms.

    (a) Ambient air quality standards. Those standards established 
pursuant to the Clean Air Act, for protecting public health and welfare.
    (b) Emission standards. Permissible limits of emissions established 
by Federal, State, interstate and local authorities to achieve ambient 
air quality standards.
    (c) Implementation plans. Plans developed and administered by a 
State to designate the methods used to implement, maintain, and enforce 
ambient air quality standards in air quality control regions. The plans 
present an inventory of emissions and their source; a comparison of 
current emissions with current ambient air quality conditions; amount of 
emission reduction necessary to attain the ambient air quality standards 
for each category of emission sources; and plans, including 
transportation control plans, for achieving emission reductions.
    (d) Mobile sources. Vehicles, aircraft, watercraft, construction 
equipment and other equipment using internal combustion engines as the 
means of propulsion.
    (e) Monitoring. The assessment of emissions and ambient air quality 
conditions, using techniques such as emission estimates, visible 
emission reading, diffusion or dispersion estimates, sampling, or 
measurement with analytical instruments.
    (f) Motor vehicle. Any self-propelled vehicle designed for 
transporting persons or property on a street or highway (section 213, 
Clean Air Act). Further defined in 40 CFR part 85.
    (g) National Emission Standards for Hazardous Air Pollutants. EPA 
emission standards established for specified hazardous air pollutants 
emitted by both new and existing stationary sources. (Section 112, Clean 
Air Act.)
    (h) Parking facility. Any off-street area or space, lot, garage, 
building or structure, or combination or portion thereof, in or on which 
motor vehicles are parked.
    (i) Standards of performance for new stationary sources. Emission 
standards established for specified pollutant sources, such as 
industrial facilities (section 111. Clean Air Act).