3000 Liter Septic Tank

Standard size of septic tank in cm:- standard size of septic tank should be 150 cm long by 75 cm wide by 100 cm in depth. This septic tank has capacity of 1000 litres of liquid wastages ideal for 5 users of small family of house hold.So the septic tank should have the capacity to retain the household wastewater at least 3 days. Let us take 2000 Liters capacity minimum for a home. Minimum depth of Septic tank should not be less than 1.8m. Sludge settled down per person – 30 liters/year.