No person may cause or allow a running three-hour average emission of hydrogen chloride from any incinerator at a facility subject to this Subpart in excess of 10 percent by weight of the uncontrolled emissions (90 percent reduction) unless it is demonstrated that the stack concentration is less than 50 parts per million by volume, dry basis, corrected to seven percent oxygen; or the uncontrolled emission rate is less than four pounds per hour and the total charging rate is less than 500 pounds per hour.
N.Y. Comp. Codes R. & Regs. Tit. 6 §§ 219-3.4