Moody’s, S&P Reaffirm Our Triple-A Bond Ratings

Charleston Water System (CWS) recently earned the highest possible bond credit ratings from Moody's Investors Service (Moody’s) at Aaa and S&P Global Ratings (S&P) at AAA. Both Triple-A ratings apply to CWS's $129 million Waterworks and ...

We're proud to be a Best Place to Work in SC For Ninth Consecutive Year

Charleston Water System has ranked as one of the Best Places to Work in South Carolina in the large employer category for the ninth consecutive year in a program offered by SC Biz News, South Carolina Chamber of Commerce and Best Companies Group. CWS is t...

2018 Water Quality Report Now Available

This report, mandated by the EPA and SC DHEC, provides customers information about your local drinking water quality. It helps you make informed choices about the water you drink, tells you where your water comes from, and provides a list of regulated com...

CWS Temporarily Closing Small Segment of West Ashley Greenway

We must close a small segment of the West Ashley Greenway from Albemarle Road to Fenwick Drive from May 13 through mid-August to safely perform work on our West Ashley Sewer Tunnel Project. Signage will be posted to identify the work site until constructi...

Cooper St. Water & Sewer Main Replacement

About this project

We're replacing aging water and sewer mains on Cooper St from Meeting St to America St. Our contractor, Anson Construction, will be replacing the mains to improve fire protection and service reliability in this area. For more info, inclu...

Yeamans Hall, Moore, Willard, and Pine Streets Water Main Replacement project

Beginning the week of May 21, our Yeamans Hall, Moore, Willard, and Pine Streets Water Main Replacement project will bring construction to this area to upgrade the undersized water mains that serve this community. Primary benefits include increased flow a...