N.C. Department of Environment and Natural Resources
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15A NCAC 02D .0534 FLUORIDE EMISSIONS FROM PHOSPHATE FERTILIZER INDUSTRY



(a) Emissions of total fluorides shall not exceed:



(1) (2) (3) (4) (5) (6) (7)



0.020 pounds per ton of phosphorus-bearing material fed to any wet-process phosphoric acid plant; 0.010 pounds per ton of phosphorus-bearing material fed to any superphosphoric acid plant; 0.40 pounds per ton of phosphorus-bearing material fed to any granular diammonium phosphate plant; 0.20 pounds per ton of phosphorus-bearing material fed to any run-of-pile triple superphosphate plant including curing and storing process; 0.20 pounds per ton of phosphorus-bearing material fed to any granular triple superphosphate plant that began operating after December 31, 1969; 0.40 pounds per ton of phosphorus-bearing material fed to any granular triple superphosphate plant that began operating before January 1, 1970; and 0.00050 pounds per hour per ton of phosphorus-bearing material cured or stored at any curing or storage facility associated with a granular triple supersphosphate plant.



(b) The phosphorus-bearing material mentioned in Paragraph (a) of this Regulation shall be expressed as phosphorus pentoxide.



History Note:



Authority G.S. 143-215.3(a)(1); 143-215.107(a)(5); Eff. November 1, 1982.






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Last Modified: Mon Mar 10 08:13:01 2008
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