Request Environmental Site Assessment Data for a Property

York Region offers historical records of sewer use and water resource data upon request for Phase One Environmental Site Assessments (ESA). This service identifies relevant data about a specific property. For example:

Is the property currently monitored for sewer use bylaw purposes or had past violations?
Have there been any reported spills at the property?
Is the property located in a drinking water source protection area of concern?

Eligibility

Environmental Site Assessment data requests may only be made for properties located within York Region and may be requested by land developers, consultants, lawyers and residents.

How to Make a Request

Fill out the Sample Data Request Letter Template and email it to sewerusebylaw@york.ca. Requests must include municipal address(es) for all properties in question.

Fees

There is a fee for each property requested.

Information Requests	2022	2023	2024	2025	2026
Environmental Site Assessment Information Request Fee	$160	$170	$175	$180	$185

Once your request has been received via email, York Region will contact you to process payment via credit card. Other forms of payment may be accepted upon request.

What to expect after submitting a request

Once you submit a request via email, York Region will contact you within one to two business days to confirm receipt of request and provide information about processing payment. Once payment has been processed, you will receive any available data about the property generally within 10 business days.