Mobile: 780-975-2835

Office: 780-998-1623

Mobile: 780-975-2835

Office: 780-998-1623



Experts in Onsite Wastewater Treatment Systems with 40 years experience.

Specializing in confined space entry

About us

Earth’s most precious resource is water.

At Sentry Water & Wastewater Solutions Inc. we do not consider wastewater “waste” at all, rather valuable water. Our mission is to “Guard Earth’s Aquifers” by designing, constructing & maintaining long term, environmentally responsible onsite septic wastewater treatment solutions for landowners and developers.

Sentry Water & Wastewater Solutions Inc. is family owned and operated with 40 years of field experience in the design, construction, maintenance, repair and inspection of onsite wastewater treatment systems (OWTS).

We are certified by the Government of Alberta Municipal Affairs to design effective and long-term wastewater treatment solutions that meet all provincial and municipal requirements for your properties soil characteristics.

Sentry WWS Inc. offers mentoring and technical onsite field training for industry professionals and also work with many industry installers on a consulting/troubleshooting basis.

Our Sentry team is fully committed to prompt client service, proper environmental practices and dedicated to taking care of our customers’ specific needs.

Proud distributor of Norweco brand products

Our Services

Wastewater Treatment System Design

Based on the site & soil characteristics of your property, our certified design experts will draft a suitable system that meet or exceed the provincial and municipal standards. We also provide design services to several installers in the industry on an ongoing basis.

System Installation

Sentry WWS Inc. has over 35 years of field experience in the construction of Septic Onsite Wastewater Treatment Systems (OWTS) for residential and commercial applications.

  • Advanced Septic Treatment Systems
  • At Grade Septic Systems
  • Septic Sand Treatment Mounds
  • Septic Treatment Fields
  • Septic STEP Systems (Municipal Connections) (Septic & Water)
  • Municipal Sewage Lift Stations (Repairs, Upgrades, New Installations)

Regular Maintenance Services

Annual or semi-annual maintenance to your OWTS will extend the life of your septic system. Some advanced systems require a contract maintenance program to maintain the warranty.

Onsite Troubleshooting & Repair Services

If your septic system has failed or is not working properly, our mobile service team are among the most experienced in Alberta and can troubleshoot and repair your system promptly & professionally.


At Sentry WWS Inc., we offer Real Estate Inspections and reports of water and septic systems.

Project Management and Consulting

  • Hydrogeological Site & Soil Evaluation for Onsite Sewage Systems
  • Groundwater Mounding and Assessment
  • Subdivision Developments
  • Environmental Auditing
  • Stormwater Management (Planning, Design, Construction, Maintenance)

Industry Training and Mentorship

I cannot emphasize enough the level, or quality of service provided by Sentry Water and Wastewater Solutions Inc., or the quality and character of the individuals with whom I have had the pleasure of working with over the years at SWWS. I am more than confident that this experience is not mine alone, but rather is the standard by which Dale and his team strive for, and are committed to achieving, on a daily basis, with all clients.”

Everett Boettger