Chapter Env-Wq 300 - SURFACE WATER PROTECTION
- Part Env-Wq 301 - STATE SURFACE WATER DISCHARGE PERMITS (§§ 301.01 — 301.18)
- Part Env-Wq 304 - CERTIFICATION OF WASTEWATER TREATMENT PLANT OPERATORS (§§ 304.01 — 304.32)
- Part Env-Wq 305 - PRETREATMENT OF INDUSTRIAL WASTEWATER (§§ 305.01 — 305.21)
- Part Env-Wq 306 - STANDARDS FOR MANAGEMENT OF MERCURY-CONTAINING AMALGAM (§§ 306.01 — 306.07)