Vale Canada Limited/Vale Canada Limitée - Permit to take water

This proposal is for a renewal to Permit to Take Water (PTTW) No. 5833- 9KAJQ2 for Vale Canada Limited. Water will be taken from three ponds for mining dewatering purposes, located in Greater Sudbury, Ontario. Details of the water taking are as follows:

Permit type – renewal

Source Name: Gertrude Open Pit

• purpose: mining dewatering
• maximum rate per minute (litres): 9,841
• maximum number of hours of taking per day: 24
• maximum volume per day (litres): 14,171,040
• maximum number of days of taking per year: 365
• period of taking: January 1 to December 31 for 10 years

Source Name: Gertrude West Open Pit

• purpose: mining dewatering
• maximum rate per minute (litres): 600
• maximum number of hours of taking per day: 24
• maximum volume per day (litres): 864,000
• maximum number of days of taking per year: 365
• period of taking: January 1 to December 31 for 10 years

Source Name: Swamp M

• purpose: mining dewatering
• maximum rate per minute (litres): 15,245
• maximum number of hours of taking per day: 24
• maximum volume per day (litres): 21,953,000
• maximum number of days of taking per year: 365
• period of taking: January 1 to December 31 for 10 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.