2024 43 USC 595 – King Hill project, Idaho

2023 43 USC 595 – King Hill project, Idaho

2022 43 USC 595 – King Hill project, Idaho

2021 43 USC 595 – King Hill project, Idaho

2020 43 USC 595 – King Hill project, Idaho

2018 43 USC 595 – King Hill project, Idaho

2017 43 USC 595 – King Hill project, Idaho

2015 43 USC 595 – King Hill project, Idaho

2014 43 USC 595 – King Hill project, Idaho