Many old septic tank systems are becoming very water logged at the moment and posing a significant environmental and public health risk. How can they be improved? Utilising Water Conserving Fixtures Educating Householders about Wastewater Minimisation and Blockages Minimising Chemical Contamination Desludging Septic Tanks to reduce risk of sludge or scum carry over Use of Septic Tank Additives Utilising Outlet Filters to help prevent carry over when there are sludge gas eruptions Utilisation of a Licenced Plumber When to use a Land Capability Assessor? Preventing Ingress of Stormwater or Ground Water into septic tanks and pumpwells Preventing Backflow into Septic Tanks Preventing Back Siphoning into Pumpwells Aeration Cut-off Drainage Wastewater Distribution Methods - Series, Parallel, Pumped, Gravity, Pulse Dosing Air or Gas Locks Replacing Old or broken pipes Soil Compaction Recommended vegetation Septic Tank System Protection and Setback Distances Retrofitting Septic Tanks into Wormfarm Septic Tanks Topics you might like to consider !!