40 CFR Part 98, Table O-1
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
| Equipment type | Service | Emission factor(kg/hr/source) |
|---|---|---|
| ≥10,000 ppmv | <10,000 ppmv | |
| Valves | Gas | 0.0782 | 0.000131 |
| Valves | Light liquid | 0.0892 | 0.000165 |
| Pump seals | Light liquid | 0.243 | 0.00187 |
| Compressor seals | Gas | 1.608 | 0.0894 |
| Pressure relief valves | Gas | 1.691 | 0.0447 |
| Connectors | All | 0.113 | 0.000081 |
| Open-ended lines | All | 0.01195 | 0.0015 |