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Care & problems
How often to empty, what the warning signs mean and what to do when a system smells, backs up or floods the garden.
Is your drainage field failing? Signs, causes and costs
The tank gets the attention. The drainage field does the real work. When it fails, the garden tells you first.
How often should you empty a septic tank?
Short answer: once a year. The longer answer depends on your tank, your household and what the maker's manual says. Here's what the rules say.
Why does my septic tank smell, and what should I do?
A healthy septic tank shouldn't make your garden smell. Here's how to work out where the smell comes from, and which fixes are cheap.