2024 40 CFR 141.553 – My system practices lime softening–is there any special provision regarding my combined filter effluent?

2023 40 CFR 141.553 – My system practices lime softening – is there any special provision regarding my combined filter effluent?

2022 40 CFR 141.553 – My system practices lime softening – is there any special provision regarding my combined filter effluent?

2021 40 CFR 141.553 – My system practices lime softening – is there any special provision regarding my combined filter effluent?

2020 40 CFR 141.553 – My system practices lime softening–is there any special provision regarding my combined filter effluent?

2019 40 CFR 141.553 – My system practices lime softening–is there any special provision regarding my combined filter effluent?

2016 40 CFR 141.553 – My system practices lime softening–is there any special provision regarding my combined filter effluent?

2015 40 CFR 141.553 – My system practices lime softening–is there any special provision regarding my combined filter effluent?

2014 40 CFR 141.553 – My system practices lime softening-is there any special provision regarding my combined filter effluent?

2010 40 CFR 141.553 – My system practices lime softening–is there any special provision regarding my combined filter effluent?

2009 40 CFR 141.553 – My system practices lime softening–is there any special provision regarding my combined filter effluent?