Federal (United States) · Regulations
Subpart B — Crushed Stone Subcategory
3 sections
3 sections
- 40 C.F.R. § 436.20Applicability; description of the crushed stone subcategory.
- 40 C.F.R. § 436.21Specialized definitions.
- 40 C.F.R. § 436.22Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.