WQPN 70 - Wastewater treatment and disposal - domestic systems

Guidance
Water quality protection note on the treatment and disposal of domestic wastewater that may pose a contamination risk to water resources.
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This note applies only to on-site wastewater treatment and effluent disposal systems servicing up to ten people in a single dwelling or workplace and located near sensitive water resources. 

The note provides advice on domestic wastewater treatment and disposal - from initial planning, through construction, operation and replacement with a reticulated sewer connection.

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