Published on: 99-317. Proposed rule. 99-317. Effluent Limitations Guidelines and New Source Performance Standards for Synthetic-Based and Other Non-Aqueous Drilling Fluids in the Oil and Gas Extraction Point Source Category
Published on: 97-27495. Final rule. 97-27495. Acid Rain Program: Revisions to Permits, Allowance System, Sulfur Dioxide Opt-Ins, Continuous Emission Monitoring, Excess Emissions, and Appeal Procedures