Contact Us

Customer Service & Emergencies:

(843) 727-6800

  • Phone payments and account balance available 24/7
  • Customer service representatives available Mon - Fri, 8am - 5pm (closed holidays)
  • Emergency service available after business hours

Non-Emergency Customer Service Email

customerservice@charlestoncpw.com

Social Media

Twitter | Facebook

Departments

Only Customer Service contacts can discuss customer accounts.

Department Phone / Email / Forms
 Customer Service
 (843) 727-6800 | Email | Forms 
 Customer Service - Administrative Assistant (843) 727-6845
Accounting/Finance
 (843) 727-6919
Cross-Connection Control (Backflow)
 (843) 727-7148 | Email | Forms
Claims & FOIA Requests
 (843) 727-6911
Engineering - New Development (843) 727-6869 | Forms 
Construction (843) 727-7144
Executive Office (843) 727-6856
Human Resources (843) 727-6851 | Apply for a Job | Email
Laboratory (843) 863-4040
Communications & Media Relations
 (843) 323-1803 | 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
Charleston Water System
PO Box 568
Charleston, SC 29402

Office Locations


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

Customer Service Center (Hanahan)
6330 Murray Drive, Hanahan, SC 29410
   - Walk-in, drive-thru, and night deposit
   - M - F,  8am - 5pm

Hobson Operations Center
1256 Supply Street, Charleston, SC 29405

Holiday Closures

  If a holiday falls on a weekend, we'll be closed Friday or Monday.

  • New Year's Day
  • Martin Luther King Day
  • Presidents' Day
  • Good Friday
  • Memorial Day
  • Juneteenth
  • Independence Day
  • Labor Day
  • Veterans Day
  • Thanksgiving and the day after (closed 2 days)
  • Christmas Eve and Christmas Day (closed 2 days)