2024 40 CFR 144.18 – Requirements for Class VI wells

2023 40 CFR 144.18 – Requirements for Class VI wells

2022 40 CFR 144.18 – Requirements for Class VI wells

2021 40 CFR 144.18 – Requirements for Class VI wells

2020 40 CFR 144.18 – Requirements for Class VI wells

2019 40 CFR 144.18 – Requirements for Class VI wells

2016 40 CFR 144.18 – Requirements for Class VI wells

2015 40 CFR 144.18 – Requirements for Class VI wells

2014 40 CFR 144.18 – Requirements for Class VI wells