2024 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors

2023 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors

2022 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors

2021 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors

2020 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors

2019 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors

2016 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors

2015 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors

2014 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors

2010 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors

2009 40 CFR 141.135 – Treatment technique for control of disinfection byproduct (DBP) precursors