Ganesh idol immersion and its impact on water quality of Tapi River, India

Present study was conducted to assess the impact of Ganesh idol immersion on Tapi River. For this purpose water sample were collected from Nanpura immersion point at morning during pre immersion, immersion and post immersion periods of Ganesh idols. The significant changes in certain physico–chemical properties of water of Tapi River revealed decrease in the dissolved oxygen, BOD and free CO2, whereas increase in the total alkalinity, total hardness, total Calcium, COD, Oil and Grease, temperature and pH were observed during immersion period. On basis of these changes it is concluded that level of pollution increase in Tapi River due to this religious activity and adversely effect on water quality of this river. In view of the observed changes in the water quality, there is need to aware masses to use eco-friendly material for idol so that culture and environment can be preserved in a cohesive manner.