2024 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification

2023 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification

2022 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification

2021 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification

2020 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification

2019 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification

2016 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification

2015 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification

2014 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification

2010 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification

2009 30 CFR 77.216-1 – Water, sediment or slurry impoundments and impounding structures; identification