Table 5. Water Quality Index (WQI) and Heavy metal Evaluation Index (HEI)

From

Water Quality Assessment by Pollution Indices in Eastern Obolo Coastline Communities of Nigeria

Igbemi Arthur Igbemi, I. L. Nwaogazie, O. Akaranta, G. O. Abu

American Journal of Water Resources. 2019, 7(3), 111-120 doi:10.12691/ajwr-7-3-4