ABSTRACT
T h e o b je c tiv e o f m o d e lin g o f w a te r qu a lity in a w a te r b o d y is to qu an tify b o th th e n a tu ra l b io c h em ica l p ro ce sse s ta k in g p lace in th e w a te r b o d y an d th e e ffe c ts o f ad d ed b io c h em ica l co n s titu e n ts th ro u g h w as te w a te r d isc h a rg es and o th e r so u rces. W a te r q u ality m o d e lin g h as ad v an ced v e ry rap id ly o v e r th e p as t fe w y ea rs fro m th e trad itio n a l w a s te ass im ila tiv e cap ac ity an a ly se s b a sed on d isso lv ed o x y g en a lo n e to m o d e lin g th a t ex am in es eu tro p h ica tio n in th e w a te r b o d y re la te d to a lgal g ro w th .
