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181   $ctxt$2rdacontent
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200 00$aAmbient water quality criteria recommendations$b[electronic resource] $einformation supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion XI : the central and eastern forested uplands including all or parts of the states of Pennsylvania ... and the tribes within the ecoregion
210  1$aWashington, D.C. :$cU.S. Environmental Protection Agency, Office of Water, Office of Science and Technology, Health and Ecological Criteria Division,$d[2000]
300   $a"December 2000."
300   $aTitle from title screen.
517   $aAmbient water quality criteria recommendations 
606   $aWater quality$xStandards$zEast (U.S.)
606   $aWater quality$xStandards$zSouthern States
606   $aWater$xPollution$zEast (U.S.)
606   $aWater$xPollution$zSouthern States
615  0$aWater quality$xStandards
615  0$aWater quality$xStandards
615  0$aWater$xPollution
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712 02$aUnited States.$bEnvironmental Protection Agency.$bHealth and Ecological Criteria Division.
801  0$bGPO
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996   $aAmbient water quality criteria recommendations$93424519
997   $aUNINA