The Secret of the Main Campus Water-Wells, Arba Minch University, Ethiopia

Table 7

Na⁺ and K⁺ concentration levels.

Cations	Wtx	Whr	Wsw	Wmt	Wkr	Wmd	Wmg
Na^+ (mg/l)	15.8	19.5	63.5	68.2	165	134.4	142.9
K^+ (mg/l)	1.9	2.4	1.6	1.8	1.7	1.9	1.9