{"calculator":"water-septic-tank-calculator","inputs":{"people":5,"lpcd":135,"ohDays":1,"ugDays":2,"septic":1,"clean":2},"errors":[],"results":{"daily":{"label":"Daily water demand","value":"675 litres/day","display":"675 litres/day"},"oh":{"label":"Overhead tank","value":"675 L needed → buy 1,000 L (PVC/HDPE, 3-layer)","display":"675 L needed → buy 1,000 L (PVC/HDPE, 3-layer)"},"ug":{"label":"Underground sump","value":"1,350 L → RCC sump 1.16 m × 0.77 m × 1.5 m deep","display":"1,350 L → RCC sump 1.16 m × 0.77 m × 1.5 m deep"},"septicCap":{"label":"Septic tank capacity","value":"1,500 litres (1.5 m³) for 5 users, 2-year desludging","display":"1,500 litres (1.5 m³) for 5 users, 2-year desludging"},"septicDim":{"label":"Septic tank size (two chambers)","value":"1.22 m × 0.82 m × 1.5 m deep (first chamber two-thirds of length)","display":"1.22 m × 0.82 m × 1.5 m deep (first chamber two-thirds of length)"},"soak":{"label":"Soak pit","value":"About 1.2 m diameter × 2.5 m deep dry-brick pit, 2 m from the tank, 10 m from any well","display":"About 1.2 m diameter × 2.5 m deep dry-brick pit, 2 m from the tank, 10 m from any well"}},"table":null,"disclaimer":"Estimate for planning only; verify rates on the official source named on the page.","source":"https://zeorent.com/calculators/construction/water-septic-tank-calculator/"}