Nutrient Cycling and Geochemistry of Gills Creek Watershed.

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Presentation transcript:

Nutrient Cycling and Geochemistry of Gills Creek Watershed

Upstream Sample Downstream Sample

Gills Creek Drains a small watershed Begins on Fort Jackson Continues through Columbia Remains pristine on the Fort

Clear dark water Numerous trees/roots Extensive riparian habitat Oligotrophic water Gills Creek on Fort Jackson

Gills Creek West of Columbia High suspended solids content Excessive refuse and pollution No riparian zone (few trees and roots) Eutrophic water

Pre Columbia Post Columbia

Concentrations of nutrients in Water Sources in Santa Ana Basin, California around wastewater treatment plants Kent and Belitz, 2004 NitratePhosphate Upstream0.3 mg/l Downstream10 mg/l1 mg/l

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