A septic system that was properly designed and installed needs only occasional pumping to remove the sludge and scum from the tank.
Septic tank sewer system.
The septic tank digests organic matter and separates floatable matter e g oils and grease and solids from the wastewater.
Nonetheless groundwater pollution may occur and can be a problem.
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.
The gravel stone drainfield is a design that has existed for decades.
A septic system is a steel or concrete tank that s situated under the soil near a commercial or residential property.
A typical septic system consists of a septic tank and a drainfield or soil absorption field.
Septic tank systems are a type of simple onsite sewage facility ossf.
Wastewater goes in on one side and filters out through the other to a drain field.
Waste that decomposes slowly or not at all gets flushed down drains.
Inside the tank the water splits into three layers.
A decentralized wastewater treatment system consisting of a septic tank and a trench or bed subsurface wastewater infiltration system drainfield.
A conventional septic system is typically installed at a single family home or small business.
The treated liquid effluent is commonly disposed in a septic drain field which provides further treatment.
Most tanks are capable of holding 1 000 gallons of water.