They can be used in areas that are not connected to a sewerage system such as rural areas.
Septic tank sewer system.
Septic tank systems are a type of simple onsite sewage facility ossf.
A septic system that was properly designed and installed needs only occasional pumping to remove the sludge and scum from the tank.
Large public sewer systems charge a monthly fee for their use but offer the convenience to the homeowner of not having to maintain anything related to waste water outside of their home.
A decentralized wastewater treatment system consisting of a septic tank and a trench or bed subsurface wastewater infiltration system drainfield.
A typical septic system consists of a septic tank and a drainfield or soil absorption field.
Nonetheless groundwater pollution may occur and can be a problem.
Waste that decomposes slowly or not at all gets flushed down drains.
The treated liquid effluent is commonly disposed in a septic drain field which provides further treatment.
The septic tank digests organic matter and separates floatable matter e g oils and grease and solids from the wastewater.
But without knowing how does a septic tank work you can do things that harm or destroy the system.
Wastewater goes in on one side and filters out through the other to a drain field.
A conventional septic system is typically installed at a single family home or small business.
Inside the tank the water splits into three layers.
If a neighborhood is outside the area serviced by the local sewer system the homes will generally use a septic system to handle waste water.