Alabama Water Quality Information System

— Choose a Frequently Asked Question (FAQ) —


	61.-		What is a Regional Technical Assistance Group (RTAG) and what is their role in the development of nutrient criteria recommendations for defining water quality conditions?


	62.-		What is a typical nitrogen concentration in untreated domestic wastewater?


	63.-		What is a typical phosphorus concentration in untreated domestic wastewater?


	64.-		What is an inert ingredient in a pesticide?


	65.-		What is hypoxia?


	66.-		What is in a pesticide product?


	67.-		What is meant by the environmental fate of a pesticide?


	68.-		What is the expected phosphorus concentration in a pristine stream that has been unaffected by human activities?


	69.-		What is the leading cause of water quality impairment in U.S. lakes and coastal waters?


	70.-		What is the recommended phosphorus discharge limit to prevent accelerated algae and other plant growth (eutrophication) in lakes and flowing waters?


	71.-		What is the total nitrogen concentration in domestic septage?


	72.-		What is the total phosphorus content of domestic septage?


	73.-		What kind of chemicals are used in pesticides as inert ingredients?


	74.-		What pesticide use practices determine exposure?


	75.-		What phosphorus concentration is needed to cause eutrophication in lake water?


	76.-		What precautions should I take to minimize pesticide exposure?


	77.-		What properties determine pesticide mobility?


	78.-		What properties or factors determine pesticide persistence?


	79.-		What should I do with unwanted pesticides and used containers?


	80.-		What would be considered a normal phosphorus concentration in rainfall for a nonagricultural, non-populated area?


	81.-		Where can I find information on septage quality?


	82.-		Where can I find more information on nutrient standards for water quality?


	83.-		Where do I get information on the safe use, storage, and disposal of gardening pesticides?


	84.-		Where do most of the synthetic fertilizer sources of phosphorus come from that causes increased phosphates in water?


	85.-		Why are inert ingredients sometimes called "secret ingredients"?


	86.-		Why do nutrient loadings to some rivers and streams need to be reduced?


	87.-		Why does EPA use a reference condition approach in determining nutrient impacts on water quality?


	88.-		Why does soluble phosphorus occur in such small concentrations in water?


	89.-		Will pesticide chemicals in treated wood contaminate my vegetables?

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This website was developed by the ACES Water Quality Team, under the leadership of Dr. James E. Hairston. It is funded, in part, by USDA-CSREES water quality grant support under Section 406 of the Agricultural Research, Extension and Education Reform Act of 1998.