GroundRules
40 CFR Table W-3 to Subpart W of Part 98: Table W-3 to Subpart W of Part 98—Default Total Hydrocarbon Population Emission Factors
Where this section sits in the code
- Title 40—Protection of Environment
- CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
- SUBCHAPTER C—AIR PROGRAMS
- PART 98—MANDATORY GREENHOUSE GAS REPORTING
- Subpart W—Petroleum and Natural Gas Systems
Industry segment Source type/component Emission factor (scf total hydrocarbon/ hour/component)
Population Emission Factors—Storage Wellheads, Gas Service
Underground natural gas storage Connector 0.01
Valve 0.1
Pressure Relief Valve 0.17
Open-Ended Line 0.03
Collected 2026-08-27T02:26:04Z. Source file · JSON