2024 33 USC 601 – Mississippi River; regulation of reservoirs at headwaters

2023 33 USC 601 – Mississippi River; regulation of reservoirs at headwaters

2022 33 USC 601 – Mississippi River; regulation of reservoirs at headwaters

2021 33 USC 601 – Mississippi River; regulation of reservoirs at headwaters

2020 33 USC 601 – Mississippi River; regulation of reservoirs at headwaters

2018 33 USC 601 – Mississippi River; regulation of reservoirs at headwaters

2017 33 USC 601 – Mississippi River; regulation of reservoirs at headwaters

2015 33 USC 601 – Mississippi River; regulation of reservoirs at headwaters

2014 33 USC 601 – Mississippi River; regulation of reservoirs at headwaters