Michigan Administrative Code
Department - Environmental Quality
Air Quality Division
Part 2 - AIR USE APPROVAL
Section R. 336.1291 - Permit to install exemptions; emission units with "de minimis" emissions
Current through Vol. 24-04, March 15, 2024
Rule 291.
(1) This rule does not apply if prohibited by R 336.1278 and unless the requirements of R 336.1278a have been met.
(2) The requirement of R 336.1201(1) to obtain a permit to install does not apply to any emission unit in which potential emissions meet the conditions listed in subdivisions (a) to (d) of this subrule and table 23 for all air contaminants listed. In addition, records shall be maintained in accordance with subdivisions (e) and (f) of this subrule.
Table 23. Potential Emissions from Air Contaminants
Air Contaminant |
Potential Emissions Not to be Exceeded |
CO2 equivalent |
75,000 tons per year |
CO |
10 tons per year |
NOx |
10 tons per year |
SO2 |
10 tons per year |
VOC (as defined in R 336.1122) |
5 tons per year |
PM |
10 tons per year |
PM-10 |
5 tons per year |
PM-2.5 |
3 tons per year |
Lead |
0.1 tons per year |
Fluorides |
1 ton per year |
Sulfuric acid mist |
0.12 tons per year |
Hydrogen sulfide |
2 tons per year |
Total reduced sulfur |
2 tons per year |
Reduced sulfur compounds |
2 tons per year |
Total mercury |
0.12 pounds per year |
Total toxic air contaminants not listed in table |
5 tons per year |
23 with any screening level |
|
Total air contaminants not listed in table 23 that are non-carcinogenic and do not have a screening level |
6 tons per year |