NWANKWOALA H.O; ILE W.P; EGESI, N. HYDROCHEMICAL EVALUATION OF GROUNDWATER QUALITY IN HYDROCARBON CONTAMINATED AREAS OF OKOMA COMMUNITY, AHOADA EAST LOCAL GOVERNMENT AREA, RIVERS STATE, NIGERIA. The American Journal of Applied Sciences, [S. l.], v. 4, n. 07, p. 6–29, 2022. DOI: 10.37547/tajas/Volume04Issue07-02. Disponível em: https://theamericanjournals.com/index.php/tajas/article/view/3731. Acesso em: 6 apr. 2026.