This approval was granted to the National Fuel Gas Supply Corporation on January 8, 2018, for the use of alternative sampling procedures for the characterization of vertical natural gas pipelines. This approval was issued pursuant to Section 6(e)(1) of the Toxic Substances Control Act (TSCA) of 1976 and the Federal PCB Regulations found at Title 40 of the Code of Federal Regulations in section 761.61(c).

• National Fuel Gas Supply Corporation January 8, 2018 Approval (PDF)(14 pp, 868 K)