Classification and Standards

  1. Law
  2. Montana Code Annotated
  3. Environmental Protection
  4. Water Quality
  5. Classification and Standards

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Section
75-5-301

Classification and standards for state waters

Section
75-5-302

Revising classifications in accordance with existing, present, and future most beneficial uses of water bodies

Section
75-5-303

Nondegradation policy

Section
75-5-304

Adoption of standards -- pretreatment, effluent, performance

Section
75-5-305

Adoption of requirements for treatment of wastes -- variance procedure -- appeals

Section
75-5-306

Purer than natural unnecessary -- dams -- definition

Section
75-5-307

Hearings required for classification, formulation of standards, and rulemaking

Section
75-5-308

Short-term water authorizations -- water quality standards

Section
75-5-309

Repealed

Section
75-5-310

Site-specific standards of water quality for aquatic life

Section
75-5-311

Local water quality districts -- department approval -- local water quality programs

Section
75-5-312

Temporary water quality standards

Section
75-5-313

Repealed

Section
75-5-314

Repealed

Section
75-5-315

Outstanding resource waters -- statement of purpose

Section
75-5-316

Outstanding resource water classification -- rules -- criteria -- limitations -- procedure -- definition

Section
75-5-317

Nonsignificant activities

Section
75-5-318

Short-term water quality standards for turbidity

Section
75-5-319

Repealed

Section
75-5-320

Temporary water quality standards variances

Section
75-5-321

Transition for nutrient standards

Section
75-5-322. through 75-5-324

reserved

Section
75-5-325

Definitions

Section
75-5-326

Gray water reuse -- restrictions

Section
75-5-327

Local gray water regulations