- Primary Treatment Septic Systems 170924jw
- Sand Filters, Media Filters and Mounds 230924ms
- Secondary Treatment, AWTS STS NZ 170924jw
- Soil Assessment 100223PG 230924jw
- Soil Testing 240924jw
- ETA Systems and Sizing by Water Balance 200924jw
- Site Assessment Desktop Study NZ 230924
- Water Balance – Worked Solution 250924jw
On-site Wastewater Management
PowerPoint Presentations
Course Downloads
- Care and Maintenance of Residential Septic Systems
- Design and Performance of Septic Tanks
- Performance of Septic Tank Outlet Filters
- Septic Tank Outlet Filters
- Bottomless Sand Filters
- Sand Mounds for Effective Effluent Management
- Skills to Assess the Suitability of Sites for OSW Disposal
- The Percolation Test
- Evapotranspiration Bed Designs for Inland Areas