The Comox Valley Regional District manages four different water services in the region:
- Comox Valley Water System
- Black Creek - Oyster Bay Water System
- Royston Water Local Service Area
- Denman Island Water System
Comox Valley Water System
The Comox Valley Water System serves approximately 45,000 people. Water from Comox Lake is currently drawn from the Puntledge River, and flows through a network of reservoirs, pumping stations and transmission mains or pipes. The CVRD supplies bulk water to distribution systems operated by the City of Courtenay and Town of Comox as well as the Comox Valley Water Local Service Area.