Table 1 to Subpart AA of Part 63 - Existing Source Emission Limits a b

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Table 1 to Subpart AA of Part 63 - Existing Source Emission Limits^{a b}

For the following existing sources . . .	You must meet the emission limits for the specified pollutant . . .
For the following existing sources . . .	Total fluorides	Total particulate	Mercury
Wet-Process Phosphoric Acid Line	0.020 lb/ton of equivalent P₂O₅ feed
Superphosphoric Acid Process Line ^c	0.010 lb/ton of equivalent P₂O₅ feed
Superphosphoric Acid Process Line with a Submerged Combustion Process	0.20 lb/ton of equivalent P₂O₅ feed
Phosphate Rock Dryer		0.2150 lb/ton of phosphate rock feed
Phosphate Rock Calciner	9.0E-04 lb/ton of rock feed ^d	0.181 g/dscm	0.23 mg/dscm corrected to 3-percent oxygen^e

^a The existing source compliance data is June 10, 2002, except as noted.

^b During periods of startup and shutdown, for emission limits stated in terms of pounds of pollutant per ton of feed, you are subject to the work practice standards specified in § 63.602(f).

^c Beginning on August 19, 2018, you must include oxidation reactors in superphosphoric acid process lines when determining compliance with the total fluorides limit.

^d Compliance date is August 19, 2015.

^e Compliance date November 3, 2020.

[85 FR 69512, Nov. 3, 2020]

                    
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Table 1 to Subpart AA of Part 63 - Existing Source Emission Limits a b

Table 1 to Subpart AA of Part 63 - Existing Source Emission Limitsa b

Table 1 to Subpart AA of Part 63 - Existing Source Emission Limits^{a b}