2024 42 USC 7918 – Remedial action and mineral recovery activities

2023 42 USC 7918 – Remedial action and mineral recovery activities

2022 42 USC 7918 – Remedial action and mineral recovery activities

2021 42 USC 7918 – Remedial action and mineral recovery activities

2020 42 USC 7918 – Remedial action and mineral recovery activities

2018 42 USC 7918 – Remedial action and mineral recovery activities

2017 42 USC 7918 – Remedial action and mineral recovery activities

2015 42 USC 7918 – Remedial action and mineral recovery activities

2014 42 USC 7918 – Remedial action and mineral recovery activities

2013 42 USC 7918 – Remedial action and mineral recovery activities

2012 42 USC 7918 – Remedial action and mineral recovery activities

2010 42 USC 7918 – Remedial action and mineral recovery activities