§ 52.2221. Classification of regions.
63 words·~1 min read·
/us/cfr/t40/s§ 52.2221·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
The Tennessee plan was evaluated on the basis of the following classifications: Air quality control region Pollutant Particulate matter Sulfur oxides Nitrogen dioxide Carbon monoxide Photochemical oxidants (hydrocarbons) Eastern Tennessee-Southwestern Virginia InterstateIIIIIIIIIII Tennessee River Valley-Cumberland Mountains IntrastateIIIIIIIIIII Middle Tennessee IntrastateIIIIIIIIII Western Tennessee IntrastateIIIIIIIIIIIII Chattanooga InterstateIIIIIIIIIIII Metropolitan Memphis InterstateIIIIIIIIIII [37 FR 10894, May 31, 1972, as amended at 39 FR 16347, May 8, 1974]