Classification of regions.

§ 52.1521 Classification of regions.

The New Hampshire plan was evaluated on the basis of the following classifications:

Air quality control region Pollutant
Particulate matter Sulfur oxides Nitrogen
dioxide
Carbon
monoxide
Ozone
Androscoggin Valley InterstateIAIIIIIIIIIIII
Central New Hampshire IntrastateIIIIIIIIIIIIIII
Merrimack Valley—Southern New Hampshire InterstateIIIIIIIIIII
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