Calculation examples for 2025 rates

Every year, you pay water rates to the water authority. On this page, we have outlined six different situations. For each situation, a calculation example compares the year 2025 with the year 2024. Select your situation:

Family with an owner-occupied home (property value €480,000)

A family consists of a household of two or more people. As a family with an owner-occupied home, you pay the following water rates:

  • Water-system levy for residents
  • Water-treatment levy (three pollution units) 
  • Water-system levy developed
Family with an owner-occupied home (property value €480,000)
Levy nameRatesfor 2024Rates for 2025
Water-system levy for residents114,53124,68
Water-treatment levy254.61
(3 x €84.87)		268.53
(3 x €89.51)
Water-system levy developed275.52
(480,000 x 0.0574%)		287.52
(480,000 x 0.0599%)
Total644,66680,73

Family with a rented home

A family consists of a household of two or more people. As a family renting a house, you pay the following water rates:

  • Water-system levy for residents
  • Water-treatment levy (three pollution units)
Family with a rented home
Levy nameRates for 2024Rates for 2025
Water-system levy for residents114,53124,68
Water-treatment levy254.61
(3 x €84.87)		268.53
(3 x €89.51)
Total369,14393,21

Single person with owner-occupied home (property value €300,000)

As a single person with an owner-occupied home, you pay the following water rates:

  • Water-system levy for residents 
  • Water-treatment leyvy (1 pollution unit)
  • Water-system levy developed
Single person with owner-occupied home, property value €300,000
Levy nameRates for 2024Rates for 2025
Water-system levy for residents114,53124,68
Water-treatment levy84.87
(1 x €84.87)		89.51
(1 x €89.51)

Water-system levy developed		172.20
(300,000 x 0.0574%)		179.70
(300,000 x 0.0599%)
Total371,60393,89

Single person in a rented house

As a single person living in a rented house, you pay the following water rates:

  • Water-system levy for residents
  • Water-treatment leyvy (1 pollution unit)
Single person in a rented house
Levy name    Rates for 2024Rates for 2025
Water rates for residents 114,53124,68
Water-treatment levy84,8789,51
Total199,40214,19

Agricultural business: Family with 80 hectares of farmland (value of buildings €720,000)

You have a family, you own a home, and you have 80 hectares of land with no house or commercial property on it. You pay the following water rates:

  • Water system for residents
  • Water-treatment levy (three pollution units)
  • Water-system levy developed
  • Water-system levy on undeveloped land
Agricultural business: Family with 80 hectares of farmland (value of buildings €720,000)
Levy nameRates for 2024Rates for 2025
Water rates for residents114,53124,68
Water-treatment levy254.61
(3 x €84.87)		268.53
(3 x €89.51)
Water-system levy developed413.28
(720,000 x 0.0574%)		431.28
(720,000 x 0.0599%)
Water-system levy undeveloped land5,973.60
(80 ha x 74.67)		6,535.20
(80 ha x 81.69)
Total6756,027359,69

SME (building value €3,000,000, 10 PUs)

You own commercial property and are charged for 10 pollution units. You pay the following water rates:

  • Water-treatment levy (ten pollution units)
  • Water-system levy developed
SME (building value €3,000,000, 10 PUs)
Levy nameRates for 2024Rates for 2025
Water-treatment levy    848.70
(10 x €84.87)		895.10
(10 x €89.51)
Water-system levy developed1,722.00
(3,000,000 x 0.0574%)		1,797.00
(3,000,000 x 0.0599%)
Total2.570,702692,10

You pay separate water rates for your private situation. This depends on how you live.