40 CFR Part 60, Table 1 — Alternative Technology Periodic Screening Frequency at Well Sites, Centralized Production Facilities, and Compressor Stations Subject to AVO Inspections With Quarterly OGI or EPA Method 21 Monitoring
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| Minimum screening frequency | Minimum detection thresholdof screening technology *(kg/hr) |
|---|---|
| Quarterly | ≤1 |
| Bimonthly | ≤2 |
| Bimonthly + Annual OGI | ≤10 |
| Monthly | ≤5 |
| Monthly + Annual OGI | ≤15 |
* Based on a probability of detection of 90%.