Why is it important?
Water is a precious resource. Hamilton draws its municipal water from the Waikato River under a limited consent. To protect water security, Council needs to manage high-volume usage carefully.
The HWUA helps Council:
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Manage water efficiently and sustainably
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Safeguard the mauri (life force) of the Waikato River
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Comply with resource consents
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Ensure reliable service for all residents and businesses
If you use more than 15m³/day, you’re required under the Three Waters Connections Policy to enter into an agreement.
Do I need one?
You need an HWUA if you:
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Already use more than 15m³/day and intend to continue
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Are planning a new development or expanding operations that will exceed 15m³/day and/or
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Are planning to discharge more than 15m³/day wastewater into Council’s network
If you’re reducing water usage below this threshold, you may not need an agreement — contact our team to discuss.
How to Apply
✅ Step 1: Contact Us
Email highwater@hcc.govt.nz to speak to a team member. We’ll advise which water allocation category applies to your activity.
✅ Step 2: Submit Your Application
Provide the required information about your site, water usage, wastewater, infrastructure plans, and any trade waste or stormwater elements.
✅ Step 3: Review & Site Visit
Council staff will review your submission and may visit your site.
✅ Step 4: Council Decision
If a new or increased water allocation is required, your application will go through Council approval.
✅ Step 5: Agreement & Operation
Once both parties sign the agreement, you’ll begin operating under the agreed terms — including water efficiency measures, monitoring, and reporting.
What Information Do I Need to Provide?
Your application must include details such as:
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Site and contact details
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Overview of business activity
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Water and wastewater usage plans (current and future)
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Infrastructure layouts
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Monitoring and efficiency initiatives
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Any trade waste or stormwater management plans
💡 If you’ve already completed a Water Impact Assessment, this may help — our team can advise if further details are required.
Costs
You are responsible for:
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Any consultant or monitoring costs associated with your application
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Applicable Council fees and charges
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Additional modelling costs (if required for network impact analysis)
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Last updated 8 April 2026