Umeghalu Christian Okechukwu

Hydrogeophysical Characterisation of Aquifer Systems and Groundwater Quality in Gully Erosion-prone Communities of Orlu, South Eastern Nigeria

Onuchukwu Ejikeme Elozona, Umeghalu Christian Okechukwu, Nkwocha Kelechi Friday, Okpoji Awajiiroijana U., Nwafor Ernest Kelechukwu, Chinonso Benjamin Iheabunakem & Osaretin Williams Otabor · Asian Journal of Applied Chemistry Research · 2026

This study characterised aquifer systems and evaluated groundwater quality in twelve gully erosion-prone communities of Orlu, Imo State, Nigeria, through integrated hydrogeophysical and hydrochemical methods. Twelve vertical electrical soundings using the Schlumberger configurati...

Open access Research Article 10.9734/ajacr/2026/v17i3412

Assessment of Persistent Organic Pollutants in Smoked Fish and Human Dietary Exposure among Coastal Communities of Bayelsa State, Nigeria

Eboh-Ajoku Ogechi I., Oji Chihurumnanya O., Okpoji Awajiiroijana U., Ene Chidiebere B., Osuagwu Eze L., Ohaturuonye Sampson O., Sulaiman Luqman O., Umeghalu Christian Okechukwu, Nosike Elvis I., Obieje Ann C. & Tolase Augustinah O. · Asian Journal of Food Research and Nutrition · 2026

Persistent organic pollutants (POPs) pose significant food safety and public health concerns due to their persistence, bioaccumulation and toxicity in aquatic food products. This study assessed the concentrations of organochlorine pesticides (OCPs), polychlorinated biphenyls (PCB...

Open access Research Article 10.9734/ajfrn/2026/v5i3433

Hydrogeochemical Controls on Groundwater Quality in Agricultural Communities of Benue State, Nigeria

Oluyara Emmanuel, Modestus Ohaegbulem, Omuluche Collins O., Okpoji, Awajiiroijana U, Okata-Nwachukwu Maria O., Jerry Joseph, Umar Dangoje M., Mahmoud Amina B., Umeghalu Christian Okechukwu & Inyang Godwin E. · Asian Journal of Advanced Research and Reports · 2026

Groundwater is an important source of domestic water supply in agricultural communities, but its chemistry may reflect both natural geochemical processes and land-use inputs. This study evaluated hydrogeochemical characteristics and controls on groundwater quality in four agricul...

Open access Research Article 10.9734/ajarr/2026/v20i111491