Frequently asked questions
How much does a cubic metre of water cost?
Our tap water costs 1.22 euros per cubic metre. You are also charged fixed costs, taxes on tap water and VAT.
Why does Waternet withdraw 2 amounts from my bank account each month?
Sometimes, we will withdraw 2 amounts from your bank account in 1 month. Often, 1 amount is for your tap water and 1 amount is for your water authority tax. Or you may have been charged for 2 years of water authority tax in one go. Find out which bills you have paid.
Why did I receive a tax assessment for multiple years?
Did you receive multiple bills for water authority tax? Or shorty after each other? That can happen.
I would like to request a payment plan. How does it work?
You can request a payment plan for tap water and water authority tax.
Where can I find my customer number?
You can find your customer number in My Waternet for tap water, on your tap water bill or on your bank account statement for your tap water installments.
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Other questions?
Call us
Our customer service team is not available right now. Call us on business days between 8.00 and 17.00. Want to report a water problem? You can call us 24 hours a day.
Social media
Ask your question via Facebook or Twitter. We will respond within 1 business day.
Contact form
Ask your question using the contact form.
Main office address
Stichting Waternet
Korte Ouderkerkerdijk 7
1096 AC Amsterdam
Please note that our parking garage is located in Markonstraat. Use this street name for your navigation.
Opening hours
The servicedesk for questions about tap water and water authority tax is open from 13.30 till 15.30 on business day.