Versions of Washington Code 52.30.090 - Hazardous material cleanup or removal -- Cost recovery on LawServer 2023 Washington Code 52.30.090 – Hazardous material cleanup or removal — Cost recovery 2022 Washington Code 52.30.090 – Hazardous material cleanup or removal–Cost recovery 2020 Washington Code 52.30.090 – Hazardous material cleanup or removal — Cost recovery