21 Water Quality Parameters 2

21 Water Quality Parameters 2 - 2 Sediment erosion...

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Biological Pollution: Microbial Metabolism Metabolic activities of otherwise benign microorganisms can significantly alter surface water quality human waste animal waste food operations meat packing plants medical facilities Sources of Organics Discharge of organic material to surface water increases microbial activity
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Physical Pollutants
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Physical Pollutants Heat electric power plants – O 2 , thermal shock ½ of water withdrawn in the U.S. Warm water holds less O
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Unformatted text preview: 2 Sediment erosion, deforestation, agriculture, building and road construction chokes and fills lakes, reservoirs Physical Pollutants Turbidity and reduction of the euphotic zone Sediment particles harbor pathogens and pollutants Chemical Pollutants Nutrients Pesticides Metals Salts Organics Nutrients Chemical Pollutants Nitrogen Phosphorus NO 3-NH 4 + HPO 4-2 H 2 PO 4-Animal Wastes, Agricultural Runoff, Sewage Discharge, OSWT...
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21 Water Quality Parameters 2 - 2 Sediment erosion...

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