{"data":{"id":"us/40-cfr-table-2-to-subpart-d-of-part-65","jurisdiction":"us","citation":"40 CFR Table 2 to Subpart D of Part 65","heading":"Table 2 to Subpart D of Part 65—TRE Parameters for NSPS Referencing Subparts a","body":"Halogenated vent stream? Net heating value (MJ/scm)b Vent stream flow rate (scm/min)c Values of terms for TRE equation: TRE = A * [ B + C + D + E + F ] Equation number\nA B C D E F\nYes 0≤H ≤3.5 Q \u003c14.2 1/ETOC 30.96334 0 0 −0.13064QH 0 1\n14.2≤Q ≤18.8 1/ETOC 19.18370 0.27580Q 0.757620Q0.88 −0.13064QH 0.01025Q0.5 2\n18.8\u003cQ ≤699 1/ETOC 20.00563 0.27580Q 0.303870Q0.88 −0.13064QH 0.01025Q0.5 3\n699\u003cQ ≤1400 1/ETOC 39.87022 0.29973Q 0.303870Q0.88 −0.13064QH 0.01449Q0.5 4\n1400\u003cQ ≤2100 1/ETOC 59.73481 0.31467Q 0.303870Q0.88 −0.13064QH 0.01775Q0.5 5\n2100\u003cQ ≤2800 1/ETOC 79.59941 0.32572Q 0.303870Q0.88 −0.13064QH 0.02049Q0.5 6\n2800\u003cQ ≤3500 1/ETOC 99.46400 0.33456Q 0.303870Q0.88 −0.13064QH 0.02291Q0.5 7\nH \u003e3.5 Q \u003c14.2 1/ETOC 20.61052 0 0 0 0 8\n14.2≤Q ≤18.8 1/ETOC 18.84466 0.26742Q −0.200440Q0.88 0 0.01025Q0.5 9\n18.8\u003cQ ≤699 1/ETOC 19.66658 0.26742Q −0.253320Q0.88 0 0.01025Q0.5 10\n699\u003cQ ≤1400 1/ETOC 39.19213 0.29062Q −0.253320Q0.88 0 0.01449Q0.5 11\n1400\u003cQ ≤2100 1/ETOC 58.71768 0.30511Q −0.253320Q0.88 0 0.01775Q0.5 12\n2100\u003cQ ≤2800 1/ETOC 78.24323 0.31582Q −0.253320Q0.88 0 0.02049Q0.5 13\n2800\u003cQ ≤3500 1/ETOC 97.76879 0.32439Q −0.253320Q0.88 0 0.02291Q0.5 14\nNo 0≤H ≤0.48 Q \u003c14.2 1/ETOC 11.01250 0 0 −0.17109QH 0 15\n14.2≤Q ≤1340 1/ETOC 8.54245 0.10555Q 0.090300Q0.88 −0.17109QH 0.01025Q0.5 16\n1340\u003cQ ≤2690 1/ETOC 16.94386 0.11470Q 0.090300Q0.88 −0.17109QH 0.01449Q0.5 17\n2690\u003cQ ≤4040 1/ETOC 25.34528 0.12042Q 0.090300Q0.88 −0.17109QH 0.01775Q0.5 18\n0.48\u003cH ≤1.9 Q \u003c14.2 1/ETOC 13.45630 0 0 −0.16181QH 0 19\n14.2≤Q ≤1340 1/ETOC 9.25233 0.06105Q 0.319370Q0.88 −0.16181QH1 0.01025Q0.5 20\n1340\u003cQ ≤2690 1/ETOC 18.36363 0.06635Q 0.319370Q0.88 −0.16181QH 0.01449Q0.5 21\n2690\u003cQ ≤4040 1/ETOC 27.47492 0.06965Q 0.319370Q0.88 −0.16181QH 0.01775Q0.5 22\n1.9\u003cH ≤3.6 Q \u003c14.2 1/ETOC 7.96988 0 0 0 0 23\n14.2≤Q ≤1180 1/ETOC 6.67868 0.06943Q 0.025820Q0.88 0 0.01025Q0.5 24\n1180\u003cQ ≤2370 1/ETOC 13.21633 0.07546Q 0.025820Q0.88 0 0.01449Q0.5 25\n2370\u003cQ ≤3550 1/ETOC 19.75398 0.07922Q 0.025820Q0.88 0 0.01775Q0.5 26\nH \u003e3.6 Q \u003c14.2 1/ETOC 6.67868 0 0.02220Q0.88 H0.88 −0.00707QH 0.02036H0.5 27\nQ ≥14.2 and 14.2≤Q*(H/3.6) ≤1180 1/ETOC 6.67868 0 0.02220Q0.88 H0.88 −0.00707QH 0.00540Q0.5 H0.5 28\nQ ≥14.2 and 1180\u003cQ*(H/3.6) ≤2370 1/ETOC 13.21633 0 0.02412Q0.88 H0.88 −0.00707QH 0.00764Q0.5 H0.5 29\nQ ≥14.2 and 2370\u003cQ*(H/3.6) ≤3550 1/ETOC 19.75398 0 0.02533Q0.88 H0.88 −0.00707QH 0.00936Q0.5 H0.5 30\nNo 0≤H \u003c11.2 All 1/ETOC 2.08 2.25Q 0.288Q0.8 −0.193QH −0.0051ETOC 31\nH ≥11.2 All 1/ETOC 2.08 0.309Q 0.0619Q0.8 −0.0043QH −0.0043ETOC 32\na Use according to procedures outlined in § 65.64(h).\nb MJ/scm = mega Joules per standard cubic meter.\nc scm/min = standard cubic meters per minute.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 65—CONSOLIDATED FEDERAL AIR RULE","Subpart D—Process Vents"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"4d4fe799773cd57ac532e6d2b828632d191933acf268a86c54c3524efbc36646","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-table-1-to-subpart-d-of-part-65","next":"us/40-cfr-table-3-to-subpart-d-of-part-65"},"notice":"GroundRules: Original legal text. Not legal advice."}