Island water systems need island care
In the San Juans, most homes and businesses operating outside of municipal water systems rely on cisterns and rainwater harvesting for their daily needs. These systems are vital lifelines that require specific, local expertise to maintain.
Over time, cisterns naturally collect sediment, organic matter, and mineral buildup. Without regular professional cleaning, this accumulation directly affects your water quality and the overall health of your island water system.

OUR MISSION
San Juan Water Services was started to give island property owners a reliable, local option for proper cistern cleaning. We believe every system deserves careful attention from someone who lives here and understands how these systems operate in the San Juans. Our focus remains simple: high-quality cistern and water tank cleaning, straightforward communication, and careful work on every property we visit.
OUR APPROACH
San Juan Water Services was started to give island property owners a reliable, local option for proper cistern cleaning. We understand that island systems require specific care, and we bring a deep understanding of how these systems function within our unique archipelago.
Every job is handled with focus on high-quality results, straightforward communication, and the careful work expected from a neighbor who lives here too. We specialize in thorough cistern and water tank cleaning that ensures your water system remains a reliable asset for your property.


William Plew
Owner & Operator, San Juan Water Services
- Locally owned and operated, providing reliable care for San Juan Island property owners.
- Focused on high-quality cistern and water tank cleaning with straightforward communication.
- Committed to careful work and a deep understanding of local island water systems.