a |
Information from EPA. Action levels for H2S include total reduced sulfur. VOCs and NOx are precursors to ozone formation. |
b |
Abbreviations: Att. = Attainment; Const. = Construction; Mod. = Modification; Reg. = Regulatory; Req. = Requirement; Sig. = Significant; Unc. = Unclassifiable. For other definitions see Appendix B. |
Reg. Req. |
Pollutant |
Reg. Action Levels for Att. or Unc. Areas (tpy) |
Pollutant |
Area Class |
Reg. Action Levels for NA Areas (tpy) |
Title V Operating Permit: |
VOCs or NOx |
100 |
VOCs or NOx |
Marginal |
100 |
Single HAP |
10 |
|
Moderate |
100 |
|
H2S |
100 |
|
Severe |
25 |
|
|
|
|
Extreme |
10 |
|
PM10 |
100 |
PM10 |
Moderate |
100 |
|
|
|
|
Serious |
70 |
|
New Const. NSR Permits: |
VOCs or NOx |
250 |
VOCs or NOx |
Marginal |
100 |
H2S |
250 |
|
Moderate |
100 |
|
|
|
|
Serious |
50 |
|
|
|
|
Severe |
25 |
|
|
|
|
Extreme |
10 |
|
PM/PM10 |
250 |
PM10 |
Moderate |
100 |
|
|
|
|
Serious |
70 |
|
Major Source Sig. Mod. NSR Permits: |
VOCs or NOx |
40 |
VOCs or NOx |
Marginal |
40 |
H2S |
10 |
|
Moderate |
40 |
|
|
|
|
Serious |
25 |
|
|
|
|
Severe |
25 |
|
PM |
25 |
|
Extreme |
>0 |
|
PM10 |
15 |
PM10 |
|
15a |
|
Non-Major Source Sig. Mod. NSR Permits: |
VOCs or NOx |
250 |
VOCs or NOx |
Marginal |
100 |
H2S |
250 |
|
Moderate |
100 |
|
|
|
|
Serious |
50 |
|
|
|
|
Severe |
25 |
|
|
|
|
Extreme |
10 |
|
PM/PM10 |
250 |
PM10 |
Moderate |
100 |
|
|
|
|
Serious |
70 |
|
Case-by-case MACT: Const. of New sources (112(g)) |
Single HAP |
10 |
|
||
|
All HAPs combined |
25 |