Permit to Take Water

Companies or organizations who take over 50,000 litres of water/day from a lake, river, stream or groundwater source, must obtain a Permit to Take Water from the Ministry of the Environment -with a few exceptions.

Permit holders are legally required to record how much water they take each day.

Data includes:

  • purpose
  • location
  • water source (e.g., ground or surface)
  • maximum amount allowed per day
  • permit number
  • expiry date of the permit

Permitted water-taking map

Create a map for a water-taking application

Ministry contact: Environment, Conservation and Parks

Additional information

Tags
Geographic coverage
Ontario
Update frequency
Quarterly

Permit to Take Water

Learn more about accessing data using different formats.

Date range: January 1, 1960 - June 30, 2025

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    Last Updated: February 6, 2026

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    Last Updated: February 6, 2026

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Supporting Files

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