Washington Administrative Code
Title 246 - Health, Department of
SEWER SYSTEMS
Chapter 246-272B - Large on-site sewage system regulations
Part 6 - DESIGN AND TECHNICAL STANDARDS
Subpart B - Specific Technologies
- Section 246-272B-06550 - Public domain and proprietary technologies
- Section 246-272B-06600 - Pressure distribution
- Section 246-272B-06650 - Subsurface drip systems
- Section 246-272B-06700 - Sand-lined trenches and beds
- Section 246-272B-06750 - Intermittent sand filters
- Section 246-272B-06800 - Recirculating gravel filters
- Section 246-272B-06850 - Cesspools and seepage pits
- Section 246-272B-06900 - Holding tank sewage systems
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