C.F.R. » Title 40 » CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY › SUBCHAPTER C—AIR PROGRAMS › PART 60—STANDARDS OF PERFORMANCE FOR NEW STATIONARY SOURCES › Subpart H—Standards of Performance for Sulfuric Acid Plants

40 C.F.R. § 60.83

Standard for acid mist

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(a) On and after the date on which the performance test required to be conducted by § 60.8 is completed, no owner or operator subject to the provisions of this subpart shall cause to be discharged into the atmosphere from any affected facility any gases which:

(1) Contain acid mist, expressed as H2SO4, in excess of 0.075 kg per metric ton of acid produced (0.15 lb per ton), the production being expressed as 100 percent H2SO4.

(2) Exhibit 10 percent opacity, or greater.

[39 FR 20794, June 14, 1974, as amended at 40 FR 46258, Oct. 6, 1975]
Notes of Decisions
Cited in 1 case, 1973–1973 · leading case: Essex Chem. Corp. v. Ruckelshaus, 486 F.2d 427 (D.C. Cir. 1973).
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Essex Chem. Corp. v. Ruckelshaus, 486 F.2d 427 (D.C. Cir. 1973). “9 See 40 C. F.R. §§ 60.83(b), 60.42(b). Opacity is defined as the “degree to which emissions reduce the transmission of light and obscure the view of an object in the background.”
— 40 C.F.R. § 60.83(b) — 1 case
Essex Chem. Corp. v. Ruckelshaus, 486 F.2d 427 (D.C. Cir. 1973). “9 See 40 C. F.R. §§ 60.83(b), 60.42(b). Opacity is defined as the “degree to which emissions reduce the transmission of light and obscure the view of an object in the background.”
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