Washington · Regulations
Chapter 173-201A — WATER QUALITY STANDARDS FOR SURFACE WATERS OF THE STATE OF WASHINGTON
29 sections
29 sections
- WAC 173-201A-010WAC 173-201A-010. Purpose
- WAC 173-201A-020WAC 173-201A-020. Definitions
- WAC 173-201A-200WAC 173-201A-200. Fresh water designated uses and criteria
- WAC 173-201A-210WAC 173-201A-210. Marine water designated uses and criteria
- WAC 173-201A-230WAC 173-201A-230. Establishing lake nutrient criteria
- WAC 173-201A-240WAC 173-201A-240. Toxic substances
- WAC 173-201A-250WAC 173-201A-250. Radioactive substances
- WAC 173-201A-260WAC 173-201A-260. Natural conditions and other water quality criteria and applications
- WAC 173-201A-300WAC 173-201A-300. Description
- WAC 173-201A-310WAC 173-201A-310. Tier I—Protection and maintenance of existing and designated uses
- WAC 173-201A-320WAC 173-201A-320. Tier II — Protection of waters of higher quality than the standards
- WAC 173-201A-330WAC 173-201A-330. Tier III—Protection of outstanding resource waters
- WAC 173-201A-332WAC 173-201A-332. Table 332 — Outstanding resource water designations by water resource inventory area (WRIA)
- WAC 173-201A-400WAC 173-201A-400. Mixing zones
- WAC 173-201A-410WAC 173-201A-410. Short-term modifications
- WAC 173-201A-420WAC 173-201A-420. Variance
- WAC 173-201A-430WAC 173-201A-430. Site-specific criteria
- WAC 173-201A-440WAC 173-201A-440. Use attainability analysis
- WAC 173-201A-450WAC 173-201A-450. Water quality offsets
- WAC 173-201A-460WAC 173-201A-460. Intake credits
- WAC 173-201A-470WAC 173-201A-470. Performance-based approach
- WAC 173-201A-500WAC 173-201A-500. Achievement considerations
- WAC 173-201A-510WAC 173-201A-510. Means of implementation
- WAC 173-201A-520WAC 173-201A-520. Monitoring and compliance
- WAC 173-201A-530WAC 173-201A-530. Enforcement
- WAC 173-201A-600WAC 173-201A-600. Use designations — Fresh waters
- WAC 173-201A-602WAC 173-201A-602. Table 602—Use designations for fresh waters by water resource inventory area (WRIA)
- WAC 173-201A-610WAC 173-201A-610. Use designations — Marine waters
- WAC 173-201A-612WAC 173-201A-612. Table 612 — Use designations for marine waters