Part III - ANTIDEGRADATION
- Section 173-201A-300 - Description
- Section 173-201A-310 - Tier I - Protection and maintenance of existing and designated uses
- Section 173-201A-320 - Tier II-Protection of waters of higher quality than the standards
- Section 173-201A-330 - Tier III-Protection of outstanding resource waters
- Section 173-201A-332 - Table 332-Outstanding resource water designations by water resource inventory area (WRIA)
- Section 173-201A-400 - Mixing zones
- Section 173-201A-410 - Short-term modifications