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— Choose a Frequently Asked Question (FAQ) —
 
1.-

Chromate copper arsenate (CCA)-treated wood has been widely used for outdoor play structures. Do toxic levels of chemicals leach from these products?
2.-

Does the percentage of impervious surface in a watershed affect nutrient loading from urban stormwater runoff?
3.-

How do I dispose of old pesticides?
4.-

Is phosphorus in precipitation higher in urban areas than rural nonagricultural areas?
5.-

What are the primary methods used to remove nitrogen from domestic wastewater?
6.-

What is a good estimate of per capita contribution of nitrogen to domestic wastewater?
7.-

What is a good estimate of per capita contribution of phosphorus to domestic wastewater?
8.-

What is the normal phosphorus concentration in urban stormwater runoff?

 


 

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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.