PUBLIC HEALTH RISK ASSOCIATED WITH SEWAGE CONTAMINATED FLOOD RUN-OFF WATER
Muhammad Riadul Haque Hossainey1, Hamida Khanum2, Jahid Hayat Mahmud and Md. Sirazul Islam1
1Environmental Microbiology Laboratory, Laboratory Sciences Division, International Centre for Diarrhoeal Disease
2Parasitology Branch, Department of Zoology, University of Dhaka, Dhaka-1000.
[Corresponding author E-mail2: email@example.com]
Received: 01-07-2015 Accepted: 12-08-2015
The study was conducted during May 2013 and February 2014 in Dhaka city of Bangladesh consisting of three different localities namely Shantinagar, Razarbagh and Paltan during rainy and dry season. A total of 60 samples were collected during the study period comprising 42 sewage runoff water samples of rainy season, 14 from each locality and 18 sewage samples of dry season, 6 from each locality. Samples were examined to Environmental Microbiology Laboratory, ICDDR,B, Dhaka. Out of nine species, the infestation of Giardia lamblia showed higher prevalence (64.28%) than Entamoeba histolytica (35.71%). The egg of Hymenolepis nana was found highest (85.71%). In rainy and dry seasons, highest prevalence of egg of Hymenolepis nana was recorded.
Keywords: Sewage runoff, health, Giardia lamblia, Hymenolepis nana