Water Rates and Charges

Understanding Your Water Bill

Water and wastewater charges are billed by Oakville Hydro on behalf of Halton Region; who set the water and wastewater rates. 

Your total bill is made up of:

  • A monthly service charge based on meter size
  • A consumption charge based on 100% of water consumption

Residential Monthly Service Charge – Effective January 1, 2022

 Meter Size (in millimeters)

 Water Only

 Wastewater Only

 Water & Wastewater

 20 mm or less

 $15.63

 $17.83

$33.46

 25 mm

 $27.11

 $31.17

$58.28

 40 mm

 $48.10

$55.54

$103.64

 50 mm

$111.90

$129.50

$241.40

 75 mm

$204.19

$235.42

$439.61

100 mm

$353.08

$408.19

$761.27

150 mm

$905.92

$1,047.35

$1,953.27

200 mm

$1,458.50

$1,686.78

$3,145.28

250 mm

$1,824.77

$2,047.36

$3,872.13


Residential Consumption Charge – Effective January 1, 2022

 Cubic Meters (m3)             

 Water Only

 Wastewater Only

Water & Wastewater 

 Per Cubic Meter

 $1.2785

 $1.4725

 $2.7510

To view Halton Region’s 2022 Rate Card, click here.