- Table 2 to Subpart DDD of Part 63—Emissions Limits and Compliance Dates
| If your source is a: | And you commenced construction: | Your emission limits are: 1 | And you must comply by: 2 | 1. Cupola | On or before May 8, 1997 | 0.10 lb PM per ton of melt | June 2, 2002. | 2. Cupola | After May 8, 1997 | 0.10 lb PM per ton of melt | June 1, 1999. | 3. Cupola | On or before May 8, 1997 | a. 0.10 lb carbon monoxide (CO) per ton of melt,
3 or
b. Reduction of uncontrolled CO by at least 99 percent 3 | June 2, 2002. | 4. Cupola | After May 8, 1997 but on or before November 25, 2011 | a. 0.10 lb CO per ton of melt,
3 or
b. Reduction of uncontrolled CO by at least 99 percent. 3 | June 1, 1999. | 5. Closed-top cupola | On or before November 25, 2011 | 3.4 lb of carbonyl sulfide (COS) per ton melt | July 30, 2018. | 6. Closed-top cupola | After November 25, 2011 | 0.062 lb of COS per ton melt | July 29, 2015. 4 | 7. Open-top cupola | On or before November 25, 2011 | 6.8 lb of COS per ton melt | July 30, 2018. | 8. Open-top cupola | After November 25, 2011 | 3.2 lb of COS per ton melt | July 29, 2015. 4 | 9. Cupola using slag as a raw material | On or before November 25, 2011 | 0.16 lb of hydrogen fluoride (HF) per ton melt
0.44 lb of hydrogen chloride (HCl) per ton melt. | July 30, 2018. | 10. Cupola using slag as a raw material | After November 25, 2011 | 0.015 lb of HF per ton melt
0.012 lb of HCl per ton melt. | July 29, 2015. 4 | 11. Cupola not using slag as a raw material | On or before November 25, 2011 | 0.13 lb of HF per ton melt
0.43 lb of HCl per ton melt. | July 30, 2018. | 12. Cupola not using slag as a raw material | After November 25, 2011 | 0.018 lb of HF per ton melt
0.015 lb of HCl per ton melt. | July 29, 2015. 4 | 17. Curing oven | On or before May 8, 1997 | a. 0.06 lb of formaldehyde per ton of melt,
3 or
b. Reduction of uncontrolled formaldehyde by at least 80 percent. 3 | June 2, 2002. | 18. Curing oven | After May 8, 1997 but before November 25, 2011 | a. 0.06 lb of formaldehyde per ton of melt,
3 or
b. Reduction of uncontrolled formaldehyde by at least 80 percent. 3 | June 1, 1999. | 19. Combined drum collection/curing operation | On or before November 25, 2011 | 0.17 lb of formaldehyde per ton of melt
0.28 lb of methanol per ton melt. 0.85 lb of phenol per ton melt. | July 30, 2018. | 20. Combined drum collection/curing operation | After November 25, 2011 | 0.17 lb of formaldehyde per ton of melt
0.28 lb of methanol per ton melt. 0.85 lb of phenol per ton melt. | July 29, 2015. 4 | 21. Combined horizontal collection/curing operation | On or before November 25, 2011 | 0.63 lb of formaldehyde per ton of melt
0.049 lb of methanol per ton melt. 0.12 lb of phenol per ton melt. | July 30, 2018. | 22. Combined horizontal collection/curing operation | After November 25, 2011 | 0.63 lb of formaldehyde per ton of melt
0.049 lb of methanol per ton melt. 0.12 lb of phenol per ton melt. | July 29, 2015. 4 | 23. Combined vertical collection/curing operation | On or before November 25, 2011 | 2.4 lb of formaldehyde per ton melt
0.92 lb of methanol per ton melt. 0.71 lb of phenol per ton melt. | July 30, 2018. | 24. Combined vertical collection/curing operation | After November 25, 2011 | 2.4 lb of formaldehyde per ton melt
0.92 lb of methanol per ton melt. 0.71 lb of phenol per ton melt. | July 29, 2015. 4 |
|---|
1 The numeric emissions limits do not apply during startup and shutdown.
2 Existing sources must demonstrate compliance by the compliance dates specified in this table. New sources have 180 days after the applicable compliance date to demonstrate compliance.
3 This emissions limit does not apply after July 30, 2018.
4 Or upon initial startup, whichever is later.