Be Part of the Ultimate Safety & Compliance Community
Trending news, knowledge-building content, and more – all personalized to you!
Authority: 42 U.S.C. 6907(a)(3), 6912(a)(1), 6944, 6945(a) and (d); 33 U.S.C. 1345(d) and (e).
Subpart A—Classification of Solid Waste Disposal Facilities and Practices.
Subpart C—[Reserved]
Appendix I to Part 257—Maximum Contaminant Levels (MCLs)
Appendix III to Part 257—Constituents for Detection Monitoring
Appendix IV to Part 257—Constituents for Assessment Monitoring
Source: 44 FR 53460, Sept. 13, 1979, unless otherwise noted.
[66 FR 53535, Oct. 23, 2001; 66 FR 67108, Dec. 28, 2001; 83 FR 36435, July 30, 2018; 85 FR 53561, Aug. 28, 2020]