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Characteristic levels of heavy metals in sediments and dredged sediments of a municipal creek in the Niger delta, Nigeria

Chukwuji M. A. Iwegbue (), G. E. Nwajei and N. O. Isirimah
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Chukwuji M. A. Iwegbue: Delta State University
G. E. Nwajei: Delta State University
N. O. Isirimah: Rivers State University of Science and Technology

Environment Systems and Decisions, 2006, vol. 26, issue 2, 129-133

Abstract: Abstract Characteristic levels of metal ions in post dredged sediment and dredged sediments materials of a municipal creek in the Niger Delta show that significant concentrations of heavy metals are found to be accumulated more on the surface (0–15cm depth) of the dredged material as compared to the sub surface (15–30cm) and post dredged sediments. The distribution patterns were in the following order Fe > Mn > Zn > Cu > Pb > Ni > Cd and Fe > Mn > Zn > Pb > Cu > Ni > Cd for the post dredged sediment and dredged sediment materials respectively. The levels of the various metals were far below the EPA screening levels for open water disposal, consequently total levels of heavy metal found in these sediments pose no problem by open-water or upland disposal

Keywords: Heavy metals; Dredged sediment; Disposal; Niger Delta (search for similar items in EconPapers)
Date: 2006
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DOI: 10.1007/s10669-006-7483-z

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