2025 first_quarter Filing

CWA issues in general CWA Nationwide Permits NWP 12 issues in general EPA and the Army Corps of Engineers Waters of the United States EPA Methane Regulations EPA Quad OOOOa,b,c EPA Greenhouse Gas Subpart W EPA Greenhouse Gas Reporting Rule CWA NWP issues in general CWA 401, 402, 404 and 404 (c) issues in general Methane Fee in general CAA issues in general EPA Method 320 EPA's Organic Liquid Storage Tanks Proposal Methane Fee Regulation

Pipeline issues in general PHMSA Safety of Gas Transmission and Gathering Pipelines Rulemaking Gathering Lines issues in general Pipeline Safety Reauthorization PHMSA Methane issues in general PHMSA Leak Detection issues PHMSA LDAR rule PHMSA Valve issues in general National Pipeline Mapping System issues in general PHMSA Valve Installation and Minimum Rupture Detection Standards PHMSA Leak Detection and Repair issues PHMSA Midstream FAQs PHMSA Unusually Sensitive Waterways PHMSA Final Rule, Pipeline Safety: Periodic Updates of Regulatory References to Technical Standards and Miscellaneous Amendments