U.S. Code of Federal Regulations

Regulations most recently checked for updates: Oct 02, 2022

§ 429.90 - Applicability; description of the wood preserving - Boulton subcategory.

This subpart applies to discharges to waters of the United States and to the introduction of process wastewater pollutants into a publicly owned treatment works from wood preserving operations which use the Boulton process as the predominant method of conditioning stock.