If sewage is backing up into your home or surfacing around the septic tank you might have a problem with the outlet baffle or effluent filter.
Septic tank clogged filter.
Signs may include toilets backing up and slow draining sinks.
Septic tanks are best fitted with an effluent filter also known as tank outlet filter.
Then the tank and sewer line may not drain properly and back up.
Your septic tank outlet filter needs maintenance just like the rest of your septic system.
Water treatment equipment can cause septic filter clogging or fouling a third cause of any type of septic filter or effluent filter clogging is overloading from ancillary water treatment equipment.
Graywater filters may be placed at the inlet to a drywell or graywater disposal system.
An abnormally dry drain field could also point to a dirty or a damaged septic tank filter.
Finally check the inlet baffle to the tank if you have access to it.
This is installed in the outlet of the tank and helps prevent anything other than liquid getting into the leach field or clogging the outlet pipe.
Septic failure or slow draining sinks and toilets may be related to a filter issue if a filter is clogged or partially clogged it may not be letting the effluent water from the tank flow into the drain leach field.
As the solid materials accumulate over time they progressively clog more and more of the filter requiring maintenance.
The most common signs of a clogged septic tank filter are sluggish drainage and high effluent levels in the system.
Proper septic tanks should be fitted with an effluent filter or tank outlet filter.
Sometimes they become clogged with items that should not have been flushed such as tampons wet wipes condoms or paper towels.
These solid waste materials may even clog up your septic tank s outlet pipe.
A properly working septic tank outlet filter will become clogged as effluent is filtered and leaves the septic tank.