Part 1 - Water Quality Regulations
- Section 250-RICR-150-05-1.1 - Purpose
- Section 250-RICR-150-05-1.2 - Legal Authority
- Section 250-RICR-150-05-1.3 - Incorporated Materials
- Section 250-RICR-150-05-1.4 - Definitions
- Section 250-RICR-150-05-1.5 - Liberal Application
- Section 250-RICR-150-05-1.6 - Severability
- Section 250-RICR-150-05-1.7 - Application of these Regulations
- Section 250-RICR-150-05-1.8 - Surface Water Quality Standards
- Section 250-RICR-150-05-1.9 - Water Use Classification
- Section 250-RICR-150-05-1.10 - Water Quality Criteria
- Section 250-RICR-150-05-1.11 - Effect of Activities on Water Quality Standards
- Section 250-RICR-150-05-1.12 - Procedures for Determining Additional Requirements for Effluent Limitations, Treatment and Pretreatment
- Section 250-RICR-150-05-1.13 - Prohibited Discharges
- Section 250-RICR-150-05-1.14 - Strategic Plan Consistency
- Section 250-RICR-150-05-1.15 - Approvals
- Section 250-RICR-150-05-1.16 - Application for Approvals
- Section 250-RICR-150-05-1.17 - Procedures for Review of Applications for Orders of Approval and Water Quality Certifications
- Section 250-RICR-150-05-1.18 - Effect of Approval
- Section 250-RICR-150-05-1.19 - Modification, Expiration, Suspension or Revocation of Approval
- Section 250-RICR-150-05-1.20 - Antidegradation of Water Quality Standards
- Section 250-RICR-150-05-1.21 - Modification of Water Quality Standards
- Section 250-RICR-150-05-1.22 - Variances from Water Quality Standards
- Section 250-RICR-150-05-1.23 - Appeals
- Section 250-RICR-150-05-1.24 - Sampling
- Section 250-RICR-150-05-1.25 - Water Quality Classifications
- Section 250-RICR-150-05-1.26 - RIDEM Ambient Water Quality Criteria and Guidelines for Toxic Pollutants
- Section 250-RICR-150-05-1.27 - The Implementation of the Antidegradation Provisions of the Rhode Island Water Quality Regulations
- Section 250-RICR-150-05-1.28 - Special Resource Protection Waters (SRPWs)
- Section 250-RICR-150-05-1.29 - Rhode Island Site Specific Aquatic Life Water Quality Criteria Development Procedure
- Section 250-RICR-150-05-1.30 - Surface Water Quality Action Levels for Per- and Polyfluoroalkyl Substances (PFAS)
- Section 250-RICR-150-05-1.31 - Enforcement
- Section 250-RICR-150-05-1.32 - Penalties