Correction

This article refers to:

Hydrogeochemical characterization and analysis for irrigation applicability of groundwater in the shallow coastal aquifers: a multivariate statistical approach

Article title: HYDROGEOCHEMICAL CHARACTERIZATION AND ANALYSIS FOR IRRIGATION APPLICABILITY OF GROUNDWATER IN THE SHALLOW COASTAL AQUIFERS: A MULTIVARIATE STATISTICAL APPROACH

Authors: Sijimol, M.R., Joseph, S., Thomas, J., and Moses, S.

Journal: International Journal of River Basin Management

DOI: https://doi.org/10.1080/15715124.2020.1855502

Equations (2) – (9) were published as per the supplied manuscript.

Corrected Equations: Some corrections were done to the equations (2) to (9). (2) $\text{\%}Na=\left[\frac{(N{a}^{+}+K^{+})}{C{a}^{2+}+M{g}^{2+}+N{a}^{+}+K^{+}}\right]\times 100$(2) (3) $SAR=\frac{\mathrm{N}{\mathrm{a}}^{+}}{\sqrt{{\displaystyle \frac{\mathrm{C}{\mathrm{a}}^{2+}+\mathrm{M}{\mathrm{g}}^{2+}}{2}}}}$(3) (4) $KR=\frac{\mathrm{N}{\mathrm{a}}^{+}}{\mathrm{C}{\mathrm{a}}^{2+}+\mathrm{M}{\mathrm{g}}^{2+}}$(4) (5) $RSC=(HC{O}_3^{-}+C{O}_3^{2-})-(C{a}^{2+}+M{g}^{2+})$(5) (6) $PI=\left[\frac{N{a}^{+}+\sqrt{HC{O}_3^{-}}}{C{a}^{2+}+M{g}^{2+}+N{a}^{+}}\right]\times 100$(6) (7) $MH=\left(\frac{M{g}^{2+}}{C{a}^{2+}+M{g}^{2+}}\right)\times 100$(7) (8) $CAI-I=\frac{C{l}^{-}-(N{a}^{+}+K^{+})}{C{l}^{-}}$(8) (9) $CAI-II=\frac{C{l}^{-}-(N{a}^{+}+K^{+})}{(S{O}_4^{2-}+HC{O}_3^{-}+C{O}_3^{2-}+N{O}_3^{-})}$(9)