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National Park Service (NPS)
Preserving and protecting water resources and water- dependent environments in parks is fundamental to the NPS mission. Parks need to ensure that the physical, chemical, and biological characteristics of their waters sustain healthy aquatic ecosystems, support the purposes of the park, and attain all state-designated beneficial uses. Consequently, water quality data baselines for key park water...
2018-08-09 15:06:53 -0800
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US Environmental Protection Agency (EPA)
This Web site provides access to several EPA databases to provide you with information about environmental activities that may affect air, water, and land anywhere in the United States. With Envirofacts, you can learn more about these environmental activities in your area or you can generate maps of environmental information.
Includes information on air, water, land, waste, toxics, chemical...
2018-08-09 15:08:35 -0800
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