About the author

Tom Whitfield

Researcher & editor, on-site wastewater

Researches and edits independent guides on septic systems and AWTS across Australia, cross-checking AS/NZS 1547, council requirements, real prices and owner experiences.

Guides
The absorption trench: how it's built, how long it must be, and the reserve area nobody mentionsAWTS explained: what an aerated system costs to buy, run and keep legal (Australia 2026)Council approval for a septic system: the two approvals, the fees, and the one that doesn't transfer when you sellComposting toilets in Australia: what's accredited, what it costs, what it's like (2026)Grease trap cleaning: cost, frequency and trade waste rules (Australia 2026)How a septic tank actually works — and why the soil does most of the job (Australia)Septic safe products: what the evidence says, and what the label doesn't (Australia)What a septic system really costs in Australia (2026): every line of the quoteInstalling a septic system in Australia: the eight steps, the two inspections, the paperworkSeptic tank problems: a diagnostic order, cheapest fix first (Australia)Septic tank pump out: cost, frequency and the rules (Australia 2026)Septic tank smell: what the location of the odour tells you (Australia)What size septic tank do I need? The formula, the minimums, and why bedrooms decide itWhen to replace a septic tank — and what it costs (Australia 2026)Worm farm wastewater systems in Australia: what's accredited, what they cost, and the servicing claim that isn't true