2023 Washington Code 90.48.585 – Water quality data — When credible

2022 Washington Code 90.48.585 – Water quality data–When credible

2020 Washington Code 90.48.585 – Water quality data — When credible

2019 Washington Code 90.48.585

2018 Washington Code 90.48.585 – Water quality data — When credible

2016 Washington Code 90.48.585 – Water quality data–When credible

2015 Washington Code 90.48.585 – Water quality data–When credible

2014 Washington Code 90.48.585 – Water quality data–When credible

2013 Washington Code 90.48.585 – Water quality data–When credible

2009 Washington Code 90.48.585 – Water quality data–When credible