The following table presents the latest dates by which the national standards are to be attained. These dates reflect the information presented in Rhode Island's plan, except where noted.
Air quality control region | Pollutant | |||||
---|---|---|---|---|---|---|
SO | PM10 | NO2 | CO | O3 | ||
Primary | Secondary | |||||
Rhode Island portion of AQCR 120 (Entire State of Rhode Island) | (a) | (b) | (a) | (a) | (a) | (c) |
[50 FR 52461, Dec. 24, 1985, as amended at 68 FR 16724, Apr. 7, 2003]