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Total Se level ([Se]/µg/L) vs Total Hardness (A), Total Ca level (B) and Total Mg level (C) in the creek water (solid symbol) spring and (open symbol) fall 2007 in µg/L. UF is the Upper Fountain Creek (squares), MC Monument Creek (circles) and LF Lower Fountain Creek (triangles) [21]. Data points were measured in triplicates and details of the sampling sites were described.
