Durham Region · Ontario
Phase 1 Environmental Site Assessments in Ajax
Ajax properties are assessed here under a Phase 1 ESA that follow CSA Z768-01 for transactions, or O. Reg. 153/04 where a filing is involved.
Phase 1 Environmental Site Assessments in Ajax
CSA Z768-01 tends to serve financing and transaction needs, while O. Reg. 153/04 governs filings such as a Record of Site Condition or a permit application.
We carry out Phase 1 Environmental Site Assessments in Ajax using records review, a site visit and interviews to flag potential contamination, with no sampling involved at this stage. Site attendance is routine rather than a special trip, with our Vaughan head office roughly 33 km away.
For the complete process and report structure, see the Phase 1 ESA page.
A Phase 2 ESA follows when a concern is identified — see our Phase 2 ESA page for Ajax.
When you need a Phase 1 ESA
Three situations that most often prompt one.
Nearby areas we serve
We serve Ontario broadly, usually within 500 km of our Vaughan office.
Common questions
Phase 1 Environmental Site Assessments in Ajax
How long does a Phase 1 ESA take in Ajax?
Typically two to four weeks from engagement, depending on how quickly historical records and site access can be arranged.
How much does a Phase 1 ESA cost in Ajax?
Property size, history and the depth of records research all factor in. We quote a fixed price for a defined scope before work begins.
Which standard applies?
CSA Z768-01 tends to serve financing and transaction needs, while O. Reg. 153/04 governs filings such as a Record of Site Condition or a permit application.
What happens if a concern is identified?
If a concern turns up, the report recommends whether a Phase 2 ESA is warranted to confirm it through actual sampling.
Need a Phase 1 ESA in Ajax?
Share the property address and its purpose, and we'll confirm which standard applies, then follow up with a fixed quote.