Hyderabad: Hyderabad Metropolitan Development Authority (HMDA) roped in NACOF, a Bengaluru-based firm in its efforts to eradicate foul odor, cease the expansion of algae and enhance water high quality in Hussain Sagar.
The authority had earlier began the bioremediation means of restoring pure circumstances on the lake to enhance water high quality from this month.
Bioremediation is a course of used to deal with contaminated media, together with water, soil and subsurface materials, by altering environmental circumstances to stimulate the expansion of microorganisms and degrade the goal pollution.
Earlier, HMDA had carried out related technical interventions to enhance water high quality from April 30, 2018, to June 30, 2019. Subsequently, one other Canadian firm launched an identical technical intervention from March to August 2020. Treated the lake utilizing power waves.
During the interventions, in addition to a drastic discount in foul odors, the lake’s water high quality improved. Then the dissolved oxygen will likely be from 3.6 to 6.4 mg / L and the BOD will likely be from 30 to 36 mg / L.The settlement will likely be for a interval of six months, New Indian Express reported, to a yr and the company can have to enhance water high quality, cut back the focus of suspended matter and cease the expansion of micro organism.