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Data Centers & Crypto Mining

How Ontario Handles Data Centers & Crypto Mining: A Practical Guide

By CityRuleLookup Editorial Team

Ontario maintains 126 local ordinances across all categories, and 2 of those deal specifically with data centers & crypto mining. Here is a breakdown of what the city actually requires, what is prohibited, and where Ontario falls on the strict-to-permissive spectrum compared to other cities.

Data Center Zoning & Siting

Ontario expressly lists "Data Processing, Hosting and Related Services" as a land use. It is permitted by right in all five industrial zones - BP, IP, IL, IG, and IH - and allowed only ancillary to a permitted use in the OL and OH office zones.

Key details: Dedicated use: Yes - NAICS 518. Permit level: Permitted by right (industrial). Zones: BP, IP, IL, IG, IH. Office zones: Ancillary only (OL, OH). Special standard: Section 5.03.140.

Operating a data center outside the permitted industrial zones, or standalone in an OL or OH office zone, is a Development Code violation enforced by Ontario Code Enforcement through stop-work orders, penalties, and abatement.

Ontario is more permissive than most cities when it comes to data center zoning & siting. That said, there are still limits.

Data Center Noise Limits

Ontario caps exterior noise by receiving zone under Municipal Code Sec. 5-29.04: 65 dBA daytime and 45 dBA overnight at single-family homes, and 70 dBA at any hour on industrial land. A data center's cooling and generators must meet the nearest receiver's limit.

Key details: Code: Muni Code Sec. 5-29.04. Single-family home: 65 day / 45 night. Industrial land: 70 dBA any hour. Commercial: 65 day / 60 night. Peak rule: Standard + 20 dBA max.

Noise over the Sec. 5-29.04 limits is a Municipal Code violation enforced by the City through citations, and can breach noise conditions attached to a project's entitlements.

The Bottom Line

Ontario's data centers & crypto mining rules are a mixed bag. Some areas are strict, others are relaxed, and the details matter. The best approach is to check the specific rule that applies to your situation rather than assuming Ontario is broadly strict or permissive.

Keep in mind that Ontario can amend these rules at any council meeting. For the most current version of any rule mentioned here, check the specific ordinance page, where we track updates as they happen.