WAC 388-78A-2960. Sewage and liquid waste disposal

The assisted living facility must: (1) Ensure that all sewage and waste water drain into a municipal sewage disposal system according to chapter 246-272A WAC, if available; or (2) Provide on-site sewage disposal systems designed, constructed, and maintained as required by chapters 246-272B and 173-240 WAC, and local ordinances.