EVALUATION OF UNDERGROUND WATER IN KANGRA, SOLAN ANDUNA DISTRICT OF HIMACHAL PRADESH: A REVIEWVishal Rana, Divya Gautam, Yogesh Kumar Walia and Vandana Sethi
Ever increasing population, urbanization and modernization are posing problems of sewage disposal andcontamination of underground water sources like bore well and hand pump. Natural water resources getcontaminated due to weathering of rocks, leaching of soils and industrial waste disposal etc. Undergroundwater quality can be assessed by various parameters such as Biochemical Oxygen Demand (BOD), ChemicalOxygen Demand (COD), temperature, nitrate, sulfate, chlorides, total alkalinity etc. Heavy metals such asPb, Cu, Fe & Hg etc. are of special concern because they produce chronic poisoning for living beings byusing water with high concentration of such heavy metals. In this review author aimed to find out the levelof contamination in Kangra, Solan and Una District of Himachal Pradesh. In this review author also discussedsome serious issues related to improving the quality of underground water in the above said areas.