Etukudo Nsikan J.

Hydrogeochemical Characterisation and Assessment of Mineral–water Interaction in Aquifer Systems of the Niger Delta, Nigeria

Etukudo Nsikan J., Modestus Ohaegbulem, Oluyara Emmanuel T., Omuluche Collins O., Abia Uwem B., Okoro Mary Ugomma, Okpoji Awajiiroijana U., Otuuh Azubuike G., Kufre Iberedem & Madu Onyeka Emmanuel · Asian Journal of Geographical Research · 2026

Groundwater is an important source of water supply in the Niger Delta, and its chemistry reflects interactions between recharge water and aquifer materials. This study characterised the hydrogeochemistry of selected Niger Delta aquifer systems and assessed mineral–water interacti...

Open access Research Article 10.9734/ajgr/2026/v9i4473

Assessment of Seawater Intrusion in Coastal Aquifers Using Integrated Hydrochemical Indices and Geophysical Techniques: A Case Study of the Niger Delta, Nigeria

Etukudo Nsikan J., Ekpedeme Asuaiko R., Abia Uwem B., Eyibara, Oghenehokoke U. & Okpoji, Awajiiroijana U · Asian Journal of Applied Chemistry Research · 2026

Seawater intrusion threatens groundwater availability in the coastal Niger Delta, Nigeria. This study assessed its extent by integrating hydrochemical indices with electrical resistivity techniques. Groundwater samples were collected from eight boreholes along an inland-to-coasta...

Open access Research Article 10.9734/ajacr/2026/v17i3408

Physicochemical, Microbiological and Toxicological Assessment of Borehole Water in Rumuokoro, Port Harcourt, Nigeria

Izuchukwu Emeka C., Etukudo Nsikan J., Akpan Nsima A., Igwegbe Kelvin C., Edodi, Iyam O., Okpoji Awajiiroijana U. & Etesin Monday U. · Asian Journal of Geographical Research · 2026

Groundwater from boreholes is the primary source of drinking water for many urban communities in the Niger Delta region of Nigeria. Rapid urbanisation, industrial activities, petroleum-related operations, and poor sanitation infrastructure have increased the vulnerability of grou...

Open access Research Article 10.9734/ajgr/2026/v9i1359