FAQs
The typical turnaround time for a Phase I Environmental Site Assessment is approximately 14 business days for most standard or lower-complexity sites.
Timelines may vary depending on:
- Property size and location
- Availability of historical records
- Site access and inspection scheduling
- Complexity of past land use
Regulatory or stakeholder requirements
Yes.
Envirolead offers expedited and rush Phase I ESA services when timelines are critical.
For qualifying sites, reports have been completed in as little as 5 business days, subject to:
- Site complexity
- Availability of required information
- Scheduling constraints
Rush services are commonly requested for:
- Real estate closings
- Financing deadlines
- Auction or conditional purchase timelines
Based on Phase I Environmental Site Assessments completed by Envirolead in 2024 and 2025, the cost of a Phase I ESA for simpler, lower-risk properties typically ranges from $2,100 to $3,500.
Final pricing may vary depending on:
- Property size and current use
- Historical land use complexity
- Location and travel requirements
- Availability of records and site access
- Lender, insurer, or transaction-specific requirements
- Required turnaround time (standard or expedited)
Envirolead provides clear, upfront pricing prior to commencing work, with no hidden fees.
No two sites are the same. Costs vary due to differences in:
- Past land use and redevelopment history
- Number of records and databases reviewed
- Presence of adjacent high-risk properties
- Size of the site and number of structures
- Additional reporting requirements from lenders or regulators
Envirolead provides clear, upfront pricing with no hidden fees.
Envirolead provides Phase I Environmental Site Assessment (ESA) services across Alberta and Saskatchewan, supporting commercial, industrial, residential, and rural properties for real estate transactions, financing, redevelopment, and regulatory due diligence.
In Alberta, Envirolead regularly completes Phase I ESAs in Calgary, Edmonton, Red Deer, Lethbridge, Medicine Hat, Grande Prairie, Fort McMurray (Regional Municipality of Wood Buffalo), Airdrie, Spruce Grove, St. Albert, Leduc, Okotoks, and Cochrane, as well as surrounding municipalities, towns, and rural areas throughout the province.
In Saskatchewan, Envirolead provides Phase I ESA services in Saskatoon, Regina, Prince Albert, Moose Jaw, Swift Current, Yorkton, North Battleford, Lloydminster, Estevan, Weyburn, Kindersley, and Melfort, along with other cities, towns, and rural locations across Saskatchewan.
Envirolead also routinely completes Phase I ESAs for rural, agricultural, highway commercial, and remote properties. If your site is outside a major center, we can still support your project, please contact us to confirm coverage and timelines.
Yes.
Envirolead regularly conducts Phase I ESAs for rural, agricultural, commercial, and industrial properties, including small towns and remote locations.
Clients choose Envirolead because we offer:
- Fast and reliable turnaround
- Competitive and transparent pricing
- Experienced environmental professionals
- Reports accepted by major lenders and regulators
- Practical, risk-based recommendations
- Strong local knowledge across SK and AB
We focus on delivering high-quality environmental due diligence without unnecessary cost or delay.
Yes.
Envirolead’s Phase I ESA reports are prepared in accordance with CSA Standard Z768-01 and are commonly accepted by:
- Major banks
- Credit unions
- Private lenders
- Institutional investors
- Legal and insurance professionals
Yes.
We regularly tailor reports to meet lender-specific or transaction-specific requirements, including tight deadlines or additional disclosures.
To get started, simply contact Envirolead with:
- Property address
- Intended land use
- Transaction timeline
- Any lender or regulatory requirements
We’ll provide a clear scope, timeline, and fixed fee before work begins.
Environmental Site Assessments (ESA) – FAQs
Phase I Environmental Site Assessment (Phase I ESA)
A Phase I Environmental Site Assessment (Phase I ESA) is a non-intrusive, industry-standard due diligence review conducted to identify actual or potential environmental liabilities associated with a property. It is commonly required during real estate transactions, financing, refinancing, and property acquisitions.
Phase I ESAs are completed in accordance with the Canadian Standards Association (CSA) Standard Z768-01 and applicable provincial guidelines.
A Phase I ESA is typically required to:
- Satisfy bank and lender financing requirements
- Protect buyers, lenders, and investors from unexpected contamination liabilities
- Support compliance with the “All Appropriate Inquiry” requirements under the Canadian Environmental Protection Act (CEPA)
- Identify potential risks that could affect property value, redevelopment, or future land use
A Phase I ESA typically involves:
- Review of historical land use records (aerial photos, fire insurance maps, city directories)
- Review of federal, provincial, and local environmental databases
- Review of regulatory records and available environmental reports
- Site inspection (mandatory)
- Interviews with owners, occupants, and relevant personnel
- Identification of Recognized Environmental Conditions (RECs)
- Professional conclusions and recommendations
No.
A Phase I ESA is non-intrusive and does not include soil, groundwater, or air sampling. If potential contamination is identified, a Phase II ESA may be recommended.
Phase I ESAs are used by:
- Property buyers and sellers
- Lenders and financial institutions
- Developers and investors
- Insurers
- Government agencies
- Legal professionals
A properly completed Phase I ESA establishes a defensible environmental baseline and supports liability protection under CEPA. It helps demonstrate that reasonable environmental due diligence was conducted at the time of acquisition.
Phase II Environmental Site Assessment (Phase II ESA)
A Phase II Environmental Site Assessment (Phase II ESA) is an intrusive investigation conducted when a Phase I ESA identifies potential contamination or environmental concerns.
Its purpose is to confirm the presence or absence of contamination, and if present, to quantify the type, concentration, and extent of contaminants.
A Phase II ESA is typically required when:
- Recognized Environmental Conditions (RECs) are identified in a Phase I ESA
- Historical land uses suggest potential contamination
- Required by lenders, regulators, or insurers
- A site is being redeveloped, rezoned, or remediated
A Phase II ESA may include:
- Development of a targeted investigation and sampling plan
- Drilling boreholes and collecting soil samples
- Groundwater sampling from existing or newly installed monitoring wells
- Soil vapor or indoor air sampling (if vapor intrusion is a concern)
- Sampling of building materials (e.g., asbestos, lead, PCBs) if applicable
- Laboratory analysis by accredited laboratories
- Quality assurance and quality control (QA/QC) procedures
Comparison of results to applicable regulatory standards
Phase II ESAs are completed in accordance with:
- CSA Standard Z769-00 (Phase II Environmental Site Assessment)
- Applicable provincial environmental site assessment standards
- Relevant federal and provincial regulatory guidelines
Deliverables typically include:
- A detailed technical report
- Laboratory results and data tables
- Site maps, cross-sections, and contaminant plume delineation
- Comparison of results to regulatory criteria
- Conceptual Site Model (sources, pathways, receptors)
- Professional conclusions and recommendations
Recommendations may include:
- No further action
- Additional delineation
- Risk management
Remediation (Phase III ESA)
A Phase II ESA:
- Converts uncertainty into measurable and manageable risk
- Prevents unexpected cleanup costs after property acquisition
- Supports regulatory approvals and redevelopment decisions
- Provides defensible data for negotiations, financing, and insurance
Enables cost-effective, targeted remediation strategies
Depending on the findings, next steps may include:
- Regulatory closure
- Risk management measures
- Remedial planning and cleanup (Phase III ESA)
- Support for property transactions or redevelopment
Environmental remediation is the process of managing, removing, treating, or containing contamination in soil, groundwater, surface water, or building materials to meet applicable regulatory standards and protect human health and the environment.
Remediation is typically recommended when a Phase II Environmental Site Assessment (ESA) confirms contamination above regulatory guidelines.
Remediation may be required when:
- Contaminant concentrations exceed provincial or federal standards
- A property is being redeveloped, rezoned, or sold
- Regulatory agencies require corrective action
- Lenders or insurers require risk reduction
- Contamination poses a risk to human health, groundwater, or the environment
Not all contaminated sites require full excavation or cleanup. In some cases, risk-based or management approaches may be appropriate.
Remediation services may address contamination such as:
- Petroleum hydrocarbons (PHC F1–F4)
- Volatile organic compounds (VOCs)
- Metals
- Chlorinated solvents
- Polycyclic aromatic hydrocarbons (PAHs)
- Salt and nutrients
Asbestos, lead, and PCBs (where applicable)
The appropriate remediation strategy depends on site conditions, land use, and regulatory requirements. Common approaches include:
Excavation and Disposal
- Removal of impacted soil and off-site disposal at licensed facilities
- Often used for shallow or localized contamination
In-Situ Treatment
- Treatment of contamination in place (e.g., chemical oxidation, bioremediation)
- Minimizes excavation and site disruption
Groundwater Remediation
- Pump-and-treat systems
- In-situ groundwater treatment
- Long-term monitoring where required
Risk Management / Risk-Based Remediation
- Engineering or administrative controls (e.g., caps, barriers, land-use restrictions)
- Appropriate where contamination is stable and risks can be managed
Soil Management and Reuse
- On-site segregation and reuse of impacted materials, where permitted
- Reduces disposal volumes and project costs
A remediation plan is developed based on:
- Phase II ESA findings and laboratory data
- Site-specific geology and hydrogeology
- Applicable regulatory standards and land-use scenarios
- Risk to human and ecological receptors
- Cost, schedule, and constructability considerations
The plan may be submitted to regulators for review or implemented as part of a voluntary cleanup or redevelopment program.
Our remediation services typically include:
- Evaluation of Phase II ESA results
- Development of remediation or risk management plans
- Regulatory liaison and agency coordination
- Preparation of work plans, health and safety plans, and permits
- Contractor oversight and field supervision
- Confirmation sampling and validation testing
- Waste classification and disposal coordination
Remedial completion reporting
Remediation is conducted in accordance with:
- Provincial environmental regulations and site assessment standards
- Applicable federal guidelines (e.g., CCME)
- Approved remediation or risk management plans
- Health, safety, and environmental best practices
All work is documented to support regulatory closure or risk management approval.
A Remedial Action or Completion Report documents:
- The remediation activities performed
- Volumes and types of impacted materials removed or treated
- Laboratory confirmation results
- Compliance with regulatory criteria
- Professional conclusions and recommendations
This report is often required by regulators, lenders, and insurers.
Timelines vary depending on:
- Extent and type of contamination
- Selected remediation method
- Regulatory review requirements
- Site access and construction constraints
Simple remediation may take days to weeks, while complex sites may require staged or long-term solutions.
Successful remediation or approved risk management can significantly reduce or eliminate environmental liability, but outcomes depend on:
- Regulatory acceptance
- Site-specific conditions
- Ongoing monitoring or controls, if required
Envirolead works to ensure remediation is defensible, cost-effective, and aligned with long-term site use.
Clients choose Envirolead because we provide:
- Integrated Phase II and remediation expertise
- Practical, cost-effective solutions
- Strong regulatory knowledge across Western Canada
- Clear communication with stakeholders
- Professional oversight from investigation through closure