Search by provider name, city, service area, or state.
State utility hub
Browse the indexed community water systems in this state. Each profile brings the provider’s payment routes and household protection policies into a single, practical guide.
Private Investor-Owned Utility
Service area: 21 Maine communities served through the Biddeford/Saco, Bucksport, Camden/Rockland, Freeport, Greenville, Hartland, Kezar Falls, Millinocket, Oakland, and Skowhegan divisions
Population: More than 85,000 people and over 32,000 customer accounts across 21 Maine towns, according to the company’s current public About Us and Mission pages.
Public Water Authority
Service area: Greater Portland member and non-member communities
Population: 135,068
Public Water Authority
Service area: Greater Portland service area
Population: 135,068
Public Water Authority
Service area: Greater Portland regional service area
Population: 135,068
Public Water Authority
Service area: Bangor and regional service area
Population: 27,298 people (EPA SDWA queue estimate for ME0090110)
Municipal Department
Service area: Lewiston
Population: 23,720 people (EPA SDWIS 2026Q2 estimate for ME0090830)
Public Water Authority
Service area: Waterville
Population: 22,060 people (EPA SDWIS 2026Q2 estimate for ME0090750)
Private Investor-Owned Utility
Service area: Camden and Rockland
Population: 21,315 people (EPA SDWIS 2026Q2 estimate for ME0090300)
Public Water Authority
Service area: Topsham
Population: 18,863 people (EPA SDWIS 2026Q2 estimate for ME0090260)
Private Investor-Owned Utility
Service area: POLAND
Population: 42508 people (EPA SDWIS 2026Q2 active CWS estimate for ME0090170)
Maine directory notes
This state hub brings together 10 indexed community water systems, from city departments and public authorities to investor-owned systems and smaller regional providers. A service area may cross municipal boundaries, so use the provider name and service address on your bill when choosing a profile.
The most important distinction is between a directory listing and an official account channel. Water Ledger provides a structured starting point; the utility’s own payment portal, published rate schedule, customer-service office, and mailed notice control your account. Compare the payment route, billing frequency, emergency number, and customer-protection notes before relying on a page for a time-sensitive decision.
If you are helping a household with a high bill, leak, or delinquency notice, open the utility profile and review the payment, shut-off, and leak-adjustment guides together. Keep the bill, account number, confirmation receipts, repair records, and notice dates available when speaking with the provider.