Williams Operating Corporation - Permit to take water

Instrument type: Permit to take water

ERO number
025-0840
Ministry reference number
3411-DJ5PTP
Notice type
Instrument
Act
Ontario Water Resources Act, R.S.O. 1990
Posted by
Ministry of the Environment, Conservation and Parks
Notice stage
Proposal
Proposal posted
Comment period
August 5, 2025 - September 4, 2025 (30 days) Open
Last updated

This consultation closes at 11:59 p.m. on:
September 4, 2025

Proposal summary

This proposal is for the renewal of Permit to Take Water No. 8024-A2LLFZ for dam/reservoir purposes for Williams Operating Corporation. Water will be taken from Theresa Lake in Bomby, Ontario.

Location details

Site address

Highway 17, 4.5 km West of Junction of Highway 614 & Highway 17, 40 km East of Marathon
Bomby, ON
Canada

Site location map

The location pin reflects the approximate area where environmental activity is taking place.

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Proponent(s)

Williams Operating Corporation
P.O. Box 500
Bomby, ON
P0T 2E0
Canada

Proposal details

This proposal is for a Renewal to PTTW No. 8024-A2LLFZ for dam/reservoir purposes for Williams Operating Corporation. Water will be taken from Theresa Lake in Bomby, Ontario. Details of the water taking are as follows:

Source of water: Theresa Lake

  • purpose of taking: dams/reservoirs
  • maximum rate per minute (litres): 5,416,667
  • maximum number of hours of taking per day: 24
  • maximum volume per day (litres): 780,000,000
  • maximum number of days of taking per year: 365
  • earliest calendar date of taking (mm/dd): 01/01
  • latest calendar date of taking (mm/dd): 12/31
  • period of taking: 10 years

There are three categories of a Permit to Take Water:

  • Category 1: water takings are anticipated to have a lower risk of causing an unacceptable environmental impact/interference
  • Category 2: water takings are anticipated to having a higher potential of causing unacceptable environmental impact or interference
  • Category 3: water takings are anticipated to have the highest potential of causing unacceptable environmental impactor interference

The proposed water taking qualifies as a Category 1 permit

Supporting materials

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Get in touch with the office listed below to find out if materials are available.

Client Services and Permissions Branch
Address

135 St Clair Ave West
1st Floor
Toronto, ON
M4V 1P5
Canada

Office phone number

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