(250) 307-7365 info@sageenvironmental.ca

Stage 1 Preliminary Site Investigation


The team of trained experts at Sage Environmental provide high quality technical expertise, advice, and support to our clients as part of Stage 1 / Phase I Investigations.

Stage 1 Preliminary Site Investigation (PSI)

Stage 1 Preliminary Site Investigation (PSI): Also referred to as a Phase 1 Environmental Site Assessment (ESA) is a method used to assist in determining potential environmental liabilities due to contamination on a site or property. This process involves a detailed review of land uses and history including a site visit, record searches, personal interviews and the evaluation of related information and reporting. This information is compiled and used to determine the potential of impact on a site due to contamination. Our reporting will provide conclusions and recommendations whether further investigations if warranted, such as a Stage 2 PSI / Phase II ESA.

Our Stage 1 PSI’s Meet:


  • CSA Standard  “Z768-01 Phase 1 Environmental Site Assessment” – Phase 1 ESA
  • Canada Mortgage and Housing Corporation CMHC guidelines
  • Requirements of Provincial and Federal regulators

A Stage 1 PSI / Phase I ESA May Be Used To:


  • Meet a regulatory request, order or direction
  • Provide a liability assessment prior to an acquisition or divestiture of a property or site
  • Provide a due diligence measure in support of a real estate or financing agreement
  • Provide baseline liability assessment prior to tenancy of a site
  • Provide a due diligence measure for compliance in corporate stewardship

What Is A Phase I Environmental Assessment?

A Phase I ESA is primarily a desktop review accompanied by a site visit that will assess the current and historical uses of a property and the surrounding area…

Success Stories

“Bercum Builders trusts the team at Sage Environmental to help us navigate the complexities of the environmental requirements pre-construction, during construction, and post-construction. As regulations continue to change and evolve, we rely on their expertise to guide us through to successful project completion.”

Darren Witt

Owner, Bercum Builders

“From our initial meeting and throughout the project spanning 9 months, I have been impressed by Sage Environmental’s knowledge, practicality and demeanor. Sage Environmental has always exhibited professionalism beyond reproach and has been responsive to the need of a small company to contain the costs.”

Tom Morgan

Owner, Monashee Powder Snowcats Inc.

Featured Articles

Property Redevelopment and Schedule 2 Uses

Property Redevelopment and Schedule 2 Uses

Schedule 2 uses are land uses or operations that are associated with a higher likelihood of potential impacts to soil, water and soil vapour.  Common examples of Schedule 2 uses are gas stations, dry cleaners, and automotive repair. An identified Schedule 2 use does not mean that a property is contaminated. It does mean assessment is likely to be requested by the Ministry of Environment (BC ENV) prior to potential development, subdivision or change in zoning.

Effective Construction Environmental Monitoring

Effective Construction Environmental Monitoring

Construction Environmental Monitoring is required as a condition of permitting when construction is proposed near habitats or sensitive ecosystems. Lets talk about what is environmental monitoring is. What the benefit of effective environmental monitoring for constructions projects are. And, who can conduct Construction Environmental Monitoring in BC.

How to Protect Riparian Areas in BC

How to Protect Riparian Areas in BC

At Sage Environmental Consulting, we have QEPs who can assist you with your RAPR assessment needs. We will work with you to ensure that your project complies with RAPR standards while meeting your goals.


Book A Consultation

Schedule a no obligation 20-minute phone call with one of our team members to see if Sage is the right fit for your environmental needs. 

Main Office

3101 29th St #8
Vernon, BC  V1T 5A8
(250) 307-7365

Satellite Office

Kelowna, BC 
(778) 760-4727

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