Abstract: The present study was undertaken to determine the invitro antibacterial activity of three extracts of leaves, fruits and seeds of Emblica officinalis was done by agar well diffusion method against seven test bacterial species such as Pseudomonas aeruginosa, klebsiella pneumonia, Escherichia coli, Proteus vulgaris, Shigella flexneri, Staphylococcus aureus, Salmonella paratyphiA isolated from bore water. The different concentration of plant extract were used for this tests were 100µl, 150µl, 200µl. And the present study disclosed the importance of traditional water purification technology to control pathogenic bacteria from bore water includes disinfection of water at affordable cost and methods using naturally available herbal leaves, fruits, and seeds. The aqueous extract of Emblica officinalis was effective against all the test bacterial species.
Keywords: Emblica officinalis, Anti microbial activity, Agar well diffusion