| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2025 | #06-2016-1233 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2025 | #06-2016-1233 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2025 | #06-2016-1233 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2025 | #06-2016-1233 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2024 | 940013174 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2024 | - |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2024 | 940013176 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2024 | - |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2024 | 940013172 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2024 | 940013172 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2024 | - |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2024 | 940013171 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2024 | 940013171 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2024 | - |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2024 | 940013165 |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2024 | 940013156 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2024 | 940013168 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2024 | 940013158 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2024 | 940013146 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2024 | 940013167 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2024 | 940013146 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2024 | - |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2024 | 940013148 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2024 | 940013164 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2024 | 940013148 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2024 | - |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2023 | 940013140 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2023 | #06-2016-1233 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2023 | 940013136 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2023 | 940013140 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2023 | 940013139 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2023 | #06-2016-1233 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2023 | 940013138 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2023 | 940013139 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2023 | 940013142 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2023 | 940013120 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2023 | - |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2023 | 940013127 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2023 | 940013127 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2023 | - |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2023 | 940013129 |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2023 | 940013129 |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2023 | - |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2023 | 940013128 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2023 | 940013128 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2023 | - |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2023 | 940013133 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2023 | 940013114 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2023 | 940013133 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2023 | 940013131 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2023 | 940013116 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2023 | 940013131 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2022 | 940013112 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2022 | 940013112 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2022 | 940013111 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2022 | 940013111 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2022 | 940013109 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2022 | 940013109 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2022 | 940013110 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2022 | 940013110 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2022 | 940013094 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2022 | 940013094 |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2022 | 940013093 |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2022 | 940013093 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2022 | 940013096 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2022 | 940013095 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2021 | 940013100 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2021 | 940013098 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2021 | 940013075 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2021 | 940013078 |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2021 | 940013077 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2021 | 940013076 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2021 | 940013068 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2021 | 940013067 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2020 | 940013070 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2020 | 940013069 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2020 | 940013053 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2020 | 940013054 |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2020 | 940013052 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2020 | 940013051 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2020 | 940013046 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2020 | 940013045 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2019 | 940013017 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2019 | 940013019 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2019 | 940013010 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2019 | 940013039 |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2019 | 940013004 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2019 | 940013006 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2019 | 940013000 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2019 | 940013002 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2018 | 940012998 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2018 | 940012997 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jul 1, 2018 | 940012991 |
| Combined Radium (-226 and -228) | MCL | Yes | Jul 1, 2018 | 940012990 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Apr 1, 2018 | 940012984 |
| Combined Radium (-226 and -228) | MCL | Yes | Apr 1, 2018 | 940012985 |
| Combined Radium (-226 and -228) | MCL | Yes | Jan 1, 2018 | 940012975 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Jan 1, 2018 | 940012977 |
| Combined Radium (-226 and -228) | MCL | Yes | Oct 1, 2017 | 940012958 |
| Gross Alpha, Excl. Radon and U | MCL | Yes | Oct 1, 2017 | 940012939 |