Water Quality Reports

Monthly Report (Beer Report)

(Includes pH and alkalinity information for brewing beer)
Average water quality parameters. Expect 1 month lag time.

Annual Report

Published each May.  Questions/hard copies: (843) 727-6800 or customerservice@charlestoncpw.com
Current report: 2024 | Archive

Dialysis Clinics
Critical water quality information can be found here.


Voluntary Testing Archive

Read our unregulated compound position statement here.

2017 - July (Report 1)
2017 - July (Report 2)
2017 - August
2018 - August
2018 - December
2019 - February
2019 - May
2020 - October
2021 - November
2022 - February
2023 - May
2024 - January
2025 - April