National Diploma in Drinking Water Assessment Unit Standard 17873 – Process Control and Monitoring (PDF, 281 kB)
- Describe coagulation and flocculation processes, and management of critical points Tutor Notes and Home Assignment for Unit Standard 18450 (PDF, 312 kB)
- Knowledge of Legislation relating to drinking-water Tutor Notes and Home Assignment for Unit Standard 18438 (PDF, 162 KB)
- Describe hardness and corrosion control and management of critical pointsTutor Notes and Home Assignment for Unit Standard 18451 (PDF, 167 kB)
- Demonstrate knowledge of Public Health Risk Management Plans (PHRMP) and their implementation Tutor Notes and Home Assignment for Unit Standard 18439 (PDF 169 KB)
- Describe drinking water treatment filtration processes, and management of critical pointsTutor Notes and Home Assignment for Unit Standard 18452 (PDF 224 KB)
- Describe drinking-water standards and the relevant Ministry of Health quality management strategyTutor Notes and Home Assignment for Unit Standard 18440 (PDF 147 KB)
- Describe drinking water treatment disinfection processes, and management of critical points Tutor Notes and Home Assignment for Unit Standard 18453 (PDF, 281 KB)
- Assess Drinking Water Suppliers Public Health Risk Management PlanTutor Notes and Home Assignment for Unit Standard 18441 (PDF, 57 KB)
- Describe management of water treatment plant wastes and management of critical pointsTutor Notes and Home Assignment for Unit Standard 18454 (PDF, 47 KB)
- Plan, Conduct and Report on Inspections of Drinking Water SuppliesTutor Notes and Home Assignment for Unit Standard 18442, 18443, 18444 (PDF 66 KB)
- Demonstrate knowledge of process control in a water treatment plant, and management of critical pointsTutor Notes and Home Assignment for Unit Standard 18455 (PDF, 300 KB)
- Powers of Drinking Water AssessorsTutor Notes and Home Assignment for Unit Standard 18445 (PDF 60 KB)
- Describe preventive maintenance and monitoring of product standards for drinking-water treatmentTutor Notes and Home Assignment for Unit Standard 18456 (PDF, 229 KB)
- Assess Competence of Field Analysts Tutor Notes and Home Assignment for Unit Standard 18446 (PDF, 175 KB)
- Assess a water treatment plant for optimal outputTutor Notes and Home Assignment for Unit Standard 18457 (PDF, 78 KB)
- Maintain a Water Information New Zealand (WINZ) database on local drinking-water suppliesTutor Notes and Home Assignment for Unit Standard 18447 (PDF, 89 KB)
- Drinking-water supply reticulation systemsTutor Notes and Home Assignment for Unit Standard 18458 (PDF, 1880 KB)
- Describe the contribution of catchment characteristics to raw water quality managementTutor Notes and Home Assignment for Unit Standard 18448 (PDF, 298 KB)
- Describe drinking water reticulation system management, and management of critical pointsTutor Notes and Home Assignment for Unit Standard 18459 (PDF, 220 KB)
- Describe the water/solids separation process and management of critical pointsTutor Notes and Home Assignment for Unit Standard 18449 (PDF, 493 KB)
- Describe microbiology of Public Health and drinking-water suppliesTutor Notes and Home Assignment for Unit Standard 18460 (PDF 203 KB)