40 CFR § 425.64 - New source performance standards (NSPS).
§ 425.64 New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
1 Within the range of 6.0 to 9.0.
[47 FR 52870, Nov. 23, 1982, as amended at 53 FR 9183, Mar. 21, 1988]