The on-site wastewater treatment industry has come a very long way in technological development since the simple Baffle wall Septic Tank. Governed by the Australian Standard 1564.3 2017, the most advanced type of system available, and the most commonly used type of system in Australia today is the Aerated On-site Wastewater Treatment System.
| Emergency Storage | Re-use reclaimed water | Power Usage | Pump-out frequency | Service Frequency | Disinfection | Nutrient Reduction | |
| Septic Tanks | NO | NO | Design dependent | Annual | None | 0% | NO |
| Worm Farm Systems | NO | NO | Design dependent | ? | ? | 0% | NO |
| Reed bed systems | NO | NO | Design dependent | ? | ? | 0% | Minimal |
| Sand filtration systems | NO | NO | Design dependent | Annual | NONE | 0% | NO |
| Aerated systems | YES | YES | YES(similar to a fridge) | As needed | Quarterly | 99.99% | YES |
