2024 43 USC 390h-21 – Inland Empire regional water recycling project

2023 43 USC 390h-21 – Inland Empire regional water recycling project

2022 43 USC 390h-21 – Inland Empire regional water recycling project

2021 43 USC 390h-21 – Inland Empire regional water recycling project

2020 43 USC 390h-21 – Inland Empire regional water recycling project

2018 43 USC 390h-21 – Inland Empire regional water recycling project

2017 43 USC 390h–21 – Inland Empire regional water recycling project

2015 43 USC 390h–21 – Inland Empire regional water recycling project

2014 43 USC 390h-21 – Inland Empire regional water recycling project

2013 43 USC 390h-21 – Inland Empire regional water recycling project

2012 43 USC 390h-21 – Inland Empire regional water recycling project

2010 43 USC 390h-21 – Inland Empire regional water recycling project