GroundRules
40 CFR Table 2 to Subpart HHHHH of Part 63: Table 2 to Subpart HHHHH of Part 63—Emission Limits for Storage Tanks
Where this section sits in the code
- Title 40—Protection of Environment
- CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
- SUBCHAPTER C—AIR PROGRAMS
- PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES
- Subpart HHHHH—National Emission Standards for Hazardous Air Pollutants: Miscellaneous Coating Manufacturing
As required in § 63.8010, you must meet each emission limit in the following table that applies to your storage tanks.
For each . . . Then you must . . .
1. Group 1a storage tank a. Comply with the requirements of subpart WW of this part, except as specified in § 63.8010(b); or
b. Reduce total organic HAP emissions from the storage tank by ≥90 percent by weight by venting emissions through a closed-vent system to any combination of control devices (excluding a flare); or
c. Reduce total organic HAP emissions from the storage tank by venting emissions from a non-halogenated vent stream through a closed-vent system to a flare.
2. Group 1b storage tank a. Comply with the requirements of subpart WW of this part, except as specified in § 63.8010(b); or
b. Reduce total organic HAP emissions from the storage tank by ≥80 percent by weight by venting emissions through a closed-vent system to any combination of control devices (excluding a flare); or
c. Reduce total organic HAP emissions from the storage tank by venting emissions from a non-halogenated vent stream through a closed-vent system to a flare.
Collected 2026-08-27T02:26:04Z. Source file · JSON