EPA's April 2026 OOOOb/OOOOc Amendment: What Changed
EPA revised OOOOb/OOOOc temporary flaring and NHV monitoring, effective June 8, 2026. Most flares and combustion devices are now exempt from NHV monitoring.
Colorado Reg 7 GHG Intensity: How the Verification Factor Works
How Colorado's Reg 7 Part B Section VIII GHG intensity program works, the 1.164 CDPHE verification factor, and what operators need to know.
How to Get a Colorado Operator-Specific Verification Factor
How Colorado operators replace the state default verification factor with an operator-specific one under Reg 7 Part B Section VIII, and when it pays off.
Colorado ONGAEIR Due June 30: A Practical Filing Checklist
Colorado ONGAEIR report for CY2025 is due June 30, 2026. Which facilities must report, required source categories, and a pre-submission checklist for operators.
GHGRP Subpart W Reporting in 2026: What Is Still Required
GHGRP Subpart W reporting remains mandatory in 2026. The RY2025 deadline moved to October 30, 2026. Here is what changed, what did not, and what to file.
GHGRP Subpart W Deadline Moved to October 2026
EPA moved the RY2025 GHGRP filing deadline to October 30, 2026, while a separate proposal to suspend Subpart W reporting through 2034 remains pending.