UMAR, D. et al. 2025. EFFECTS OF URBAN SPRAWL AND PROXIMITY OF DUMPSITES ON GROUNDWATER QUALITY IN DUTSE TOWN, JIGAWA STATE, NIGERIA. FUDMA Journal of Earth and Environmental Sciences. 2, 2 (Dec. 2025), 19–30. DOI:https://doi.org/10.33003/jees.2025.0202/002.