If your factory, housing society, hotel, or hospital in Faridabad is using borewell water — you have a hard water problem. The only question is how much it is costing you. Faridabad's groundwater is among the hardest in the Delhi NCR region. Borewell TDS levels across the city regularly range from 1,500 to 3,200 mg/L, with hardness levels of 200–500 mg/L as CaCO3 measured in industrial zones including NIT, Ballabhgarh and Sarurpur. At these levels, hard water actively degrade