Contact Us

Customer Service & Report a Water/Sewer Emergency
(843) 727-6800

  • Phone payments and account balance available 24-hours
  • Customer service representatives available Mon - Fri, 8am - 5pm (closed holidays)
  • Emergency service available after business hours

Non-Emergency Customer Service Email
customerservice@charlestoncpw.com
We are unable to provide some services via e-mail. For immediate assistance, please call (843) 727-6800.

Department Contacts
These departments cannot answer questions about water or sewer accounts. Please call (843) 727-6800 for assistance with your account. 

Department Phone / Email / Forms
 Customer Service
 (843) 727-6800 | Email | Forms 
 Customer Service Dept. Administrative Asst.  (843) 727-6845
Accounting/Finance
(843) 727-6919
Cross-Connection Control (Backflow)
(843) 727-7148 | Email | Forms
Claims, FOIA Requests & Records Management
(843) 727-6911 | Email
Engineering - New Development (843) 727-6869 | Forms 
Construction (843) 727-6867
Executive Office (843) 727-6856
Human Resources (843) 727-6851 | Apply for a Job Email
Laboratory (843) 863-4040
Public Information & Media Relations
(843) 727-6856 | Email
Purchasing (843) 727-6894
Safety Compliments & Concerns
(843) 727-7184 | Email
Wastewater Collection (843) 308-8200
Water Distribution (843) 308-8258



Mailing Addresses

General Correspondence

Charleston Water System
PO Box B
Charleston, SC 29402

Bill Payments (Lost envelope)
Charleston Water System
PO Box 568
Charleston, SC 29402

Office Locations

Main Office Customer Service Office (Downtown)
103 St. Philip Street
Charleston, SC 29403
Map
- Walk-in, drive-thru, and night deposit
- Hours: M - F 8am - 5pm, closed holidays

North Area Customer Service Branch Office
6296 Rivers Ave.
Charleston, SC 29418
Map
- Walk-in, drive-thru, and night deposit
- Hours: M - F 8am - 5pm, closed holidays

Operations Center
1256 Supply Street
Charleston, SC 29405