2024 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2023 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2022 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2021 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2020 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2018 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2017 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2015 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2014 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2013 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2012 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River

2010 16 USC 665a – Maintenance of adequate water levels in upper Mississippi River