STP ETP non Unit leaks range areas levels storage products addition wastewater components dependency Instruments Piezometers water waste intended use implementing end solutions organizations Leak Detection specific needs recharge shafts injection wells rooftop filters allegianceindia Recommendations water efficiency plumbing systems flow restrictors rainwater capture percolation wells required standards corrective actions telemetry versions advanced techniques residential clients Water-Saving Devices accurate measurement groundwater pressure Allegiance Enterprise Water Quality Testing Sewage Treatment Plants municipal water supplies Digital Water Flowmeters water management efforts high-efficiency fixtures Water Treatment Solutions automated control systems Effluent Treatment Plants environmental conservation Allegiance Water Management Rainwater Harvesting Systems current water usage patterns Detailed Water Usage Analysis Rainwater Harvesting Equipment comprehensive water audit services sustainable water management practices Industrial Reverse Osmosis (RO) systems