Ashaolu, V.O. 2020. PROXIMATE ANALYSIS AND HEALTH RISK ASSESSMENT OF HEAVY METAL POLLUTANT OF WATER AND SEDIMENTS IN OSUN RIVER. Open Journal of Environmental Research (ISSN: 2734-2085). 1, 2 (Sep. 2020), 01-08. DOI:https://doi.org/10.52417/ojer.v1i2.146.