Texas Natural Resource Conservation Commission recent permit limits for gas-fired boilers and heaters (Current as of 6/94) Units rated 250 MMBtu/hr and greater heat input Permit No. Permit Company # of MMBtu/hr TACB PSD Issued Name Type Units /Unit 1. 2165 --- Pending Rohm & Haas Blr 1 623 2. 20365 785 Pending Temple-Inland Blr 1 337 3. 216 --- 06/20/94 Champion Int. Blr 1 550 4. 22312 831 06/09/94 Citgo Blr 1 320 5. 22475 833 05/23/94 Inland-Orange Blr 1 420 6. 735B --- 02/16/94 BASF Blr 1 325 7. 20040 801 07/07/93 Goodyear Blr 1 265 8. 20289 --- 02/14/91 EGP Fuels Htr 1 295 NOx CO ppmvd Burner Proposed Fuel #/MMBtu @3% O2 Mfr/Mod % FGR Type Engr 1. ? ? ? ? ? JBW 2. 0.06 100 Fost.Whlr. ? NG LLP 3. ? ? ? ? NG AML 4. 0.06 100 ? ? NG,FG EOU 5. 0.05 122 ? ? NG EOU 6. 0.06 150 ? ? NG/H2 MHK 7. 0.06? ? ? ? ? EOU 8. 0.06 65 ? None NG,FG SEA Units rated less than 250 MMBtu/hr but greater than 100 MMBtu/hr heat input Permit No. Permit Company # of MMBtu/hr TACB PSD Issued Name Type Units /Unit 1. 216 --- 06/20/94 Champion Int Blr 2 235 2. 22039 816 Pending Crown Central Blr 1 300 3. 20289 --- 02/14/91 Tenneco NGL Blr 2 234 4. 20042 --- 10/26/90 Global Octan Htr 1 130 5. 19880 776 10/25/90 Occidental C Blr 1 245 6. 20123 --- 10/09/90 Texaco Chem Blr 2 210 7. 19681 771 09/06/90 Air Products Blr 1 210 8. 19660 769 03/06/90 Simpson Pasa Blr 2 213 9. 19623 --- 03/01/90 Champlin Ref Blr 1 201 NOx CO ppmvd Burner Proposed Fuel #/MMBtu @3% O2 Mfr/Mod % FGR Type Engr 1. 0.06 100 ? ? NG AML 2. 0.06 100 ? ? 50%vH2 LLP 3. 0.08 33 ? Internal 60%vH2 SEA 4. 0.08 53 ? None 40%vH2 SEA 5. 0.12 100 Coen/DAF 8% 60%H2 MLC 6. 0.063 44 Coen/DAF 4% NG HMC 7. 0.05 60 John Zink 20% NG/WG JGL 8. 0.10 50 Coen/DAF None NG JWT 9. 0.12 115 ? None RFG JWT Units rated less than 100 MMBtu/hr but greater than 40 MMBtu/hr heat input (Amd means permit amendment) Permit No. Permit Company # of MMBtu/hr TACB Issued Name Type Units /Unit 1. 216 Amd 06/20/94 Champion Blr 2 2. 23099 --- 01/20/94 SMU Blr 1 72 3. 21411 --- 11/20/92 Alcon Labs Blr 1 41 4. 21104 --- 08/26/92 LaGloria Blr 1 98 5. 20594 --- 05/14/91 Dixie Chem. Blr 1 73 6. 20504 --- 03/12/91 U.T. System Blr 2 56 7. 17543 Amd 02/22/91 Mobil E & P Blr 2 50 8. 9092 Amd 02/18/91 Kaneka Blr 1 66 9. 9347 Amd 01/17/91 Shintech Blr 2 73 10. 20131 --- 10/05/90 Am. Airline Blr 4 70 NOx CO ppmvd Burner Proposed Fuel #/MMBtu @3% O2 Mfr/Mod % FGR Type Engr 1. NG AML 2. 0.06 200 C-B ? NG EHH 3. 0.06 100 Johnston ? NG,FO EOU 4. 0.08 100 Holman Internal NG,RFG JGL 5. 0.06 165 Coen 8 NG JWT 6. 0.06 207 Coen 8 NG HMC 7. 0.06 15 N.A.4131 10 NG DRF 8. 0.05 55 B&W 10-15 NG,WG JGL 9. 0.06 215 Coen 7 NG,WG HMC 10. 0.06 200 Coen 20 NG JWT Units rated less than 40 MMBtu/hr heat input (normally meet standard exemption 7) Permit No. Permit Company # of MMBtu/hr TACB PSD Received Name Type Units /Unit 1. 19910 --- 01/08/90 J. Petersmit Blr 1 27 2. 19920 --- 01/16/90 Har. Meth. Blr 1 30 3. 20042 --- 03/28/90 Global Octan Blr 1 33 NOx CO ppmvd Burner Proposed Fuel #/MMBtu @3% O2 Mfr % FGR Type Engr 1. 0.10 20 est None NG/FO JGL 2. 0.10 ? ? None NG JWT 3. 0.08 ? ? None NG,50%H2 SEA Permitted chemical sources with or without combustion sources using selective catalytic reduction (SCR). Gas turbines are on a separate list. Permit No. Permit Company # of % NOx TACB PSD Issued Name Units Reduced 1. 9468 --- 08/24/84 DuPont 1 76 Description: Nitric Acid Production Unit. 2. 1295 --- 03/31/89 Mobil Chemical 1 ? Description: Catalyst Production Unit - calciners. 3. 19169 --- 08/09/90 Occidental Chem. 4 ? Description: Four 65 MMBtu/hr ethylene dichloride cracking furnaces are vented through 1 SCR/heat recovery steam generation. 4. 20042 --- 10/26/90 Global Octanes 1 90 Description: Methyl-tertiary-butyl-ether catalyst regeneration unit with heat recovery steam generation. 5. 21770 --- 12/03/92 Clean Fuels 2 ? Description: Two 283 MMBtu/hr boilers at a methyl-tertiary-butyl ether plant. NOx NOx ppmvd NH3 ppmvd Fuel #/MMBtu @ % O2 @ % O2 Type Engr 1. --- 170 <5 (meas.) --- LRR 2. --- ? ? NG FBC 3. 0.02 12 10 NG WSW 4. ? ? 8 NG SEA 5. 0.02 ? 10 NG HDP