air-permit timing for combustion bridge power is jurisdiction- and case-specific; EPA Region 8 examples span roughly 60 days to a year or more depending on modeling, comments and permit path
~60 days-1 year+; case-specificobserved
| Value kind | observed — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range. |
|---|---|
| As of | 2026-08-24 |
| Source | U.S. Environmental Protection Agency, Region 8 · Permit-type timeframe table; timing runs from receipt of a complete application and varies with modeling and public comment |
| Derivation | No national 6-36+ month band is inferred. Use the applicable agency's completeness, modeling, public-comment and statutory decision process in the project schedule. |
| Review | checking…review by 2026-09-23 · fast cadence |
| Recorded changes | last 2026-08-24 · 2 revisions tracked |
| Claim id | air-permit-lead-time-minor-source-6-12-mo-vs |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.