40 CFR 76.6 – NOX emission limitations for Group 2 boilers
(a) Beginning January 1, 2000 or, for a unit subject to section 409(b) of the Act, the date on which the unit is required to meet Acid Rain emission reduction requirements for SO
Terms Used In 40 CFR 76.6
- wet bottom boiler: shall include : wet bottom wall-fired boilers, including wet bottom turbo-fired boilers; and wet bottom boilers otherwise meeting the definition of vertically fired boilers, including wet bottom arch-fired boilers, wet bottom roof-fired boilers, and wet bottom top-fired boilers. See 40 CFR 76.2
(1) 0.68 lb/mmBtu of heat input on an annual average basis for cell burner boilers. The NO
(2) 0.86 lb/mmBtu of heat input on an annual average basis for cyclone boilers with a Maximum Continuous Steam Flow at 100% of Load of greater than 1060, in thousands of lb/hr. The NO
(3) 0.84 lb/mmBtu of heat input on an annual average basis for wet bottom boilers, with a Maximum Continuous Steam Flow at 100% of Load of greater than 450, in thousands of lb/hr. The NO
(4) 0.80 lb/mmBtu of heat input on an annual average basis for vertically fired boilers. The NO
(b) The owner or operator shall determine the annual average NO