assessment of water quality using ccme wqi for hubli temple tank, karnataka state, india

The Canadian Council of ministers of the Environment (CCME) formulated a water quality index (WQI) to facilitate evaluation of surface water quality. It includes scope (F1), frequency (F2) and amplitude (F3) with a table of values ranging between 0-100 determining natures of index. Water quality of Hubli temple tank of Dharwad district was calculated using CCME WQI. The results advocate that the index values declined throughout the year and the quality of the water is deprived for all purposes.