Lafarge Canada Inc. - Permit to take water

This application is for the renewal of Permit to Take Water No. 3786-BDQM5P issued to Lafarge Canada Inc. for quarry dewatering and dust control purposes at the Cornwall Quarry. Water will be taken from two quarry sumps. Details of water taking are as follow:

Source of water: Quarry Sump

• purpose of taking: quarry dewatering
• maximum rate per minute (litres): 2,728
• maximum number of hours of taking per day: 24
• maximum volume per day (litres): 3,927,823
• 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
• length of time: 2 years

Source of water: Quarry Sump

• purpose of taking: dust control
• maximum rate per minute (litres): 2,728
• maximum number of hours of taking per day: 24
• maximum volume per day (litres): 25,000
• 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
• length of time: 2 years

There are 3 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.