2023 Oregon Statutes 536.700 – Drainage basin defined

2021 Oregon Statutes 536.700 – Drainage basin defined

2019 Oregon Statutes 536.700 – Drainage basin defined

2017 Oregon Statutes 536.700 – Drainage basin defined

2015 Oregon Statutes 536.700 – Drainage basin defined

2013 Oregon Statutes 536.700 – Drainage basin defined

2009 Oregon Statutes 536.700 – “Drainage basin” defined