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 26, 2023

 Meter Size (in millimeters)

 Water Only

 Wastewater Only

 Water & Wastewater

 20 mm or less

 $16.27

 $18.56

$34.83

 25 mm

 $28.23

 $32.45

$60.73

 40 mm

 $50.07

$57.82

$107.89

 50 mm

$116.50

$134.82

$251.32

 75 mm

$212.57

$245.10

$457.67

100 mm

$367.58

$424.96

$792.54

150 mm

$943.11

$1,090.39

$2,033.50

200 mm

$1,518.38

$1,756.08

$3,274.46

250 mm

$1,899.69

$2,131.48

$4,031.17


Residential Consumption Charge – Effective January 26, 2023

 Cubic Meters (m3)             

 Water Only

 Wastewater Only

Water & Wastewater 

 Per Cubic Meter

 $1.3310

 $1.5330

 $2.864

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