Federal regulations · Through 2026-08-25 · Newer source version available

40 CFR Appendix VI to Part 266: Appendix VI to Part 266—Stack Plume Rise

[Estimated Plume Rise (in Meters) Based on Stack Exit Flow Rate and Gas Temperature]
Flow rate (m3/s) Exhaust Temperature (K°)
<325 325-349 350-399 400-449 450-499 500-599 600-699 700-799 800-999 1000-1499 >1499
<0.5 0 0 0 0 0 0 0 0 0 0 0
0.5-0.9 0 0 0 0 0 0 0 0 1 1 1
1.0-1.9 0 0 0 0 1 1 2 3 3 3 4
2.0-2.9 0 0 1 3 4 4 6 6 7 8 9
3.0-3.9 0 1 2 5 6 7 9 10 11 12 13
4.0-4.9 1 2 4 6 8 10 12 13 14 15 17
5.0-7.4 2 3 5 8 10 12 14 16 17 19 21
7.5-9.9 3 5 8 12 15 17 20 22 22 23 24
10.0-12.4 4 6 10 15 19 21 23 24 25 26 27
12.5-14.9 4 7 12 18 22 23 25 26 27 28 29
15.0-19.9 5 8 13 20 23 24 26 27 28 29 31
20.0-24.9 6 10 17 23 25 27 29 30 31 32 34
25.0-29.9 7 12 20 25 27 29 31 32 33 35 36
30.0-34.9 8 14 22 26 29 31 33 35 36 37 39
35.0-39.9 9 16 23 28 30 32 35 36 37 39 41
40.0-49.9 10 17 24 29 32 34 36 38 39 41 42
50.0-59.9 12 21 26 31 34 36 39 41 42 44 46
60.0-69.9 14 22 27 33 36 39 42 43 45 47 49
70.0-79.9 16 23 29 35 38 41 44 46 47 49 51
80.0-89.9 17 25 30 36 40 42 46 48 49 51 54
90.0-99.9 19 26 31 38 42 44 48 50 51 53 56
100.0-119.9 21 26 32 39 43 46 49 52 53 55 58
120.0-139.9 22 28 35 42 46 49 52 55 56 59 61
140.0-159.9 23 30 36 44 48 51 55 58 59 62 65
160.0-179.9 25 31 38 46 50 54 58 60 62 65 67
180.0-199.9 26 32 40 48 52 56 60 63 65 67 70
>199.9 26 33 41 49 54 58 62 65 67 69 73

Where this section sits in the code

Title 40—Protection of Environment
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
SUBCHAPTER I—SOLID WASTES
PART 266—STANDARDS FOR THE MANAGEMENT OF SPECIFIC HAZARDOUS WASTES AND SPECIFIC TYPES OF HAZARDOUS WASTE MANAGEMENT FACILITIES

[Estimated Plume Rise (in Meters) Based on Stack Exit Flow Rate and Gas Temperature]

Flow rate (m3/s) Exhaust Temperature (K°)

<325 325-349 350-399 400-449 450-499 500-599 600-699 700-799 800-999 1000-1499 >1499

<0.5 0 0 0 0 0 0 0 0 0 0 0

0.5-0.9 0 0 0 0 0 0 0 0 1 1 1

1.0-1.9 0 0 0 0 1 1 2 3 3 3 4

2.0-2.9 0 0 1 3 4 4 6 6 7 8 9

3.0-3.9 0 1 2 5 6 7 9 10 11 12 13

4.0-4.9 1 2 4 6 8 10 12 13 14 15 17

5.0-7.4 2 3 5 8 10 12 14 16 17 19 21

7.5-9.9 3 5 8 12 15 17 20 22 22 23 24

10.0-12.4 4 6 10 15 19 21 23 24 25 26 27

12.5-14.9 4 7 12 18 22 23 25 26 27 28 29

15.0-19.9 5 8 13 20 23 24 26 27 28 29 31

20.0-24.9 6 10 17 23 25 27 29 30 31 32 34

25.0-29.9 7 12 20 25 27 29 31 32 33 35 36

30.0-34.9 8 14 22 26 29 31 33 35 36 37 39

35.0-39.9 9 16 23 28 30 32 35 36 37 39 41

40.0-49.9 10 17 24 29 32 34 36 38 39 41 42

50.0-59.9 12 21 26 31 34 36 39 41 42 44 46

60.0-69.9 14 22 27 33 36 39 42 43 45 47 49

70.0-79.9 16 23 29 35 38 41 44 46 47 49 51

80.0-89.9 17 25 30 36 40 42 46 48 49 51 54

90.0-99.9 19 26 31 38 42 44 48 50 51 53 56

100.0-119.9 21 26 32 39 43 46 49 52 53 55 58

120.0-139.9 22 28 35 42 46 49 52 55 56 59 61

140.0-159.9 23 30 36 44 48 51 55 58 59 62 65

160.0-179.9 25 31 38 46 50 54 58 60 62 65 67

180.0-199.9 26 32 40 48 52 56 60 63 65 67 70

>199.9 26 33 41 49 54 58 62 65 67 69 73

Collected 2026-08-27T02:26:04Z. Source file · JSON

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