2024 40 CFR 141.855 – Routine monitoring requirements for community water systems serving 1,000 or fewer people using only ground water

2023 40 CFR 141.855 – Routine monitoring requirements for community water systems serving 1,000 or fewer people using only ground water

2022 40 CFR 141.855 – Routine monitoring requirements for community water systems serving 1,000 or fewer people using only ground water

2021 40 CFR 141.855 – Routine monitoring requirements for community water systems serving 1,000 or fewer people using only ground water

2020 40 CFR 141.855 – Routine monitoring requirements for community water systems serving 1,000 or fewer people using only ground water

2019 40 CFR 141.855 – Routine monitoring requirements for community water systems serving 1,000 or fewer people using only ground water

2016 40 CFR 141.855 – Routine monitoring requirements for community water systems serving 1,000 or fewer people using only ground water

2015 40 CFR 141.855 – Routine monitoring requirements for community water systems serving 1,000 or fewer people using only ground water

2014 40 CFR 141.855 – Routine monitoring requirements for community water systems serving 1,000 or fewer people using only ground water