40 CFR Table W-1B to Subpart W of Part 98
Default Average Component Counts for Major Onshore Natural Gas Production Equipment and Onshore Petroleum and Natural Gas Gathering and Boosting Equipment
June 9, 2020
Open Table
| Major equipment | Valves | Connectors | Open-ended lines | Pressure relief valves |
|---|---|---|---|---|
| Eastern U.S. | ||||
| Wellheads | 8 | 38 | 0.5 | 0 |
| Separators | 1 | 6 | 0 | 0 |
| Meters/piping | 12 | 45 | 0 | 0 |
| Compressors | 12 | 57 | 0 | 0 |
| In-line heaters | 14 | 65 | 2 | 1 |
| Dehydrators | 24 | 90 | 2 | 2 |
| Western U.S. | ||||
| Wellheads | 11 | 36 | 1 | 0 |
| Separators | 34 | 106 | 6 | 2 |
| Meters/piping | 14 | 51 | 1 | 1 |
| Compressors | 73 | 179 | 3 | 4 |
| In-line heaters | 14 | 65 | 2 | 1 |
| Dehydrators | 24 | 90 | 2 | 2 |
[75 FR 74488, Nov. 30, 2010, as amended at 80 FR 64298, Oct. 22, 2015]
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