2023 Washington Code 90.48.575 – Water quality data — Definitions

2022 Washington Code 90.48.575 – Water quality data–Definitions

2020 Washington Code 90.48.575 – Water quality data — Definitions

2019 Washington Code 90.48.575

2018 Washington Code 90.48.575 – Water quality data — Definitions

2016 Washington Code 90.48.575 – Water quality data–Definitions

2015 Washington Code 90.48.575 – Water quality data–Definitions

2014 Washington Code 90.48.575 – Water quality data–Definitions

2013 Washington Code 90.48.575 – Water quality data–Definitions

2009 Washington Code 90.48.575 – Water quality data–Definitions