Locally owned and operated by Jackson Twa, Western Wastewater Systems is located in Saanich, B.C. We service Southern Vancouver Island, including: all of Greater Victoria, Shawnigan Lake, Mill Bay and the Gulf Islands.


As active members of the community our reputation is important, therefore we operate with integrity to ensure good vibes and longevity.



When designing and installing systems, our goal is that they last a lifetime while returning clean water to the environment, completing the natural cycle.

We offer a range of solutions for your island needs. Ask us about wastewater re-use options, including wastewater recycled to drip irrigation systems!


We care about our clients! At Western Wastewater Systems, we are committed to providing high quality, reliable wastewater systems. We ensure that every installation meets the industry’s highest standards, and we use only industry and province approved materials.

Our business is built on refferals from happy customers :)



  1. Centered on serving our clients and the environment
  2. Committed to training, education & mentoring
  3. Emphasizes respect for the individual
  4. Encourages teamwork
  5. Rewards innovation, dedication, professionalism, loyalty towards our customers and the fulfillment of our integrity


  1. When we give our word we will keep it and we will stand behind our work
  2. We will serve our customers effectively and treat them as we would like to be treated
  3. We will establish our prices in a manner that enables fair profit, so that we have stability and strength to continue serving our community
  4. We will have fun while we work!

Our Team


Jackson Twa, ROWP, PL, IN, MP, PIR

Registered Onsite Wastewater Practitioner (ROWP) In the categories of: Planner – Installer – Maintenance Provider – Private Inspector

Jackson’s LinkedIn Profile

Born and raised on Saltspring Island, Jackson has lived in Victoria for almost 10 years. With over 20 years of experience in the industry, Jackson is on site & responsible for all stages of your project. 

He is there during the concept & planning stages with his clipboard, calculator and pencil then in the office designing your system. During construction he’s operating equipment and in the trenches. As a licensed Private Inspector & Maintenance Provider Jackson’s experience with systems in all different stages of their life helps offer a unique perspective.

Currently working with home owners, builders, developers, and engineers to design, install, maintain, inspect & remediate systems for residential and commercial properties.


  • Designing the simplest systems practical while meeting current standards

  • Taking pride in designing & installing systems that last a lifetime

  • Providing thorough inspections and clear reporting

  • Clearly communicating in an honest manner


Michael Payne, P.Eng., P.Geo.

Hydrogeologist and groundwater engineer

Michael’s LinkedIn Profile

Site evaluation and environmental impact studies for large-scale infiltration and soil-based treatment of municipal sewage and industrial wastewater.

Hydrogeology studies, groundwater engineering, and aquifer protection for municipal and industrial water supply wells.

Site evaluation, hydrogeology studies, and design and construction services for small onsite sewage systems.

Site evaluation and design for stormwater infiltration and treatment using basins, trenches, and rain gardens.


  • Hydrogeology

  • Groundwater engineering.

  • Soil-based treatment of wastewater and stormwater.

  • Water supply wells.

  • Onsite sewage systems.


Mike Napoli

Maintenance Technician

Born & raised in Ontario, with a background in Mechanics. Mike has now been a West Coaster living in the Shawnigan Lake area for over 10 years. Mike has spent the last 10 years plumbing & operating maintenance equipment such as pipe camera’s, jetters & augers. 


  • Diagnosing septic & drainage concerns

  • Operating pipe camera, jetting and rooting equipment

  • Plumbing systems together in a meticulous manner

  • System remediation

  • Offering an experienced and honest perspective