Versions of Washington Code 70A.305.080 - Private right of action -- Remedial action costs on LawServer 2023 Washington Code 70A.305.080 – Private right of action — Remedial action costs 2022 Washington Code 70A.305.080 – Private right of action–Remedial action costs 2020 Washington Code 70A.305.080 – Private right of action — Remedial action costs