When Does A Septic Tank Need To Be Pumped Out. However, if your septic tank is smaller than normal or if your household generates more wastewater than usual, consider pumping your septic tank every two years. This (conservative) advice helps assure that the septic tank is full before the loading and dye test are begun.
To prevent your septic system from failing, it should be pumped out before the solids accumulate to the extent that they start to flow out of the tank with the effluent to the drain field. But the bacteria can only break down so much, so fast. Occasionally pumping out the septic tank is essential for its reliable operation.
There are several important elements to an effective maintenance plan for your septic system.
Is it illegal to pump your septic tank yourselves? There’s layers in your septic tank too, the most important is the layer of bacteria that decomposes the rest of the stuff. Generally, you should have your septic tank emptied out once every three to five years, but this rate depends on the actual usage of your plumbing system by how many people live in a given household. After pumping it out completely, an empty septic tank fills up again under normal usage in just a few days, after which it is again discharging liquid effluent to the absorption field, soakaway bed or.