Stormwater Mitigation Report for tanks.

  • SMAF Reports (Auckland)
  • Kerb Outlets
  • Retention Tanks
  • Detention Tanks


General – 2 weeks

Provided that we have all information as listed below, we aim to have the reports issued within one week. Upon booking this, we will be in touch with you to discuss the exact date that the report can be required.

Express Service – 1 week

Need an urgent detention tank report? We offer an express service that will prioritse your job in our queue. The fee for this service is $600 + GST for the report.

Premium – 1 week

For our premium clients, we aim to have the report issued within one week.

Interested in becoming a Chester Premium member – find out more here


All Regions of New Zealand

Information Required
Site Plan
Proposed Site Documents
Relevant Drainage Information (Manholes / Catchpits / Depths of Pipes)