(See related pages)
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| A study specifically of the water quality in the High Plains Aquifer system described in chapter 10 is at | ||
| High Plains Aquifer system | ||
( http://webserver.cr.usgs.gov/nawqa/hpgw/ ) | ||
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| One of several available papers especially relevant to this chapter is "Stream-water quality in the conterminous U.S.-Status and trends of selected indicators during the 1980s," USGS Water Supply Paper 2400 by R. A. Smith et al., found at | ||
| "Stream-water quality in the conterminous U.S.-Status and trends of selected indicators d... | ||
( http://water.usgs.gov/public/nwsum/sal/index.html ) | ||
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| Another is a collection of data on pesticides in ground water at | ||
| Data on pesticides in ground water | ||
( http://water.wr.usgs.gov/pnsp ) | ||
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| An online version of the acid-drainage study at Leadville, Colorado, is found at | ||
| Acid-drainage study at Leadville, Colorado | ||
( http://speclab.cr.usgs.gov/PAPERS/leadville99/ldv99.html ) | ||
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| Environment Canada provides information on pesticides and alternatives to them at | ||
| Environment Canada | ||
( http://www.ns.ec.gc.ca/epb/fiddle/alternat.html ) | ||
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| The Environmental Protection Agency is responsible for many aspects of water-pollution control and water-quality monitoring. The EPA drinking-water home page is at | ||
| EPA drinking-water home page | ||
( http://www.epa.gov/safewater ) | ||
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| For local information on drinking-water quality, see | ||
| Local information on drinking-water quality | ||
( http://www.epa.gov/safewater/dwinfo.htm ) | ||
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| For the complete U.S. National Primary Drinking Water Standards, go to | ||
| U.S. National Primary Drinking Water Standards | ||
( http://www.epa.gov/safewater/consumer/mcl.pdf ) | ||
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| The Great Lakes Environmental Research Laboratories of the National Oceanic and Atmospheric Administration are at | ||
| Great Lakes Environmental Research Laboratories of the National Oceanic and Atmospheric A... | ||
( http://www.glerl.noaa.gov/ ) | ||
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| A variety of water-related information is available from the U.S. Geological Survey's Water Resources Division; see | ||
| U.S. Geological Survey's Water Resources Division | ||
( http://water.usgs.gov/ ) | ||
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