The Water section is responsible for regulating eight investor-owned water systems including four located out-of-state systems that have authority to operate in Alabama. The jurisdictional water utilities are:

• Central Water Works, Inc.
• East Lowndes Water Association
• Hiwannee Water Association, Inc.
• Integra Water Creola, LLC
• Lakeside Leisure, LLC
• Parker Creek Water Company, LLC
• Plantation Water System
• Tishomingo County Water District
• Water Works, Inc.

The duties of the Water section include inspecting the facilities, reviewing the financial books and records, working with the Alabama Department of Environmental Management's staff, assisting the PSC's Consumer Services section in handling customer complaints, preparing reports as a result of inspecting and visits, and conducting compliance and accounting audits.