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100   $a20210825d2021      ua             0
101 0 $aeng
135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aCharacterization of groundwater quality and discharge with emphasis on selenium in an irrigated agricultural drainage near Delta, Colorado, 2017-19 /$fby M. Alisa Mast
210  1$aReston, Virginia :$cU.S. Department of the Interior, U.S. Geological Survey,$d2021.
215   $a1 online resource (vi, 34 pages) $ccolor illustrations, color maps
225 1 $aScientific investigations report,$x2328-0328 ;$v2020-5132
300   $a"Prepared in cooperation with Colorado Water Conservation Board."
320   $aIncludes bibliographical references (pages 30-34).
606   $aGroundwater$xPollution$zColorado$zDelta
606   $aGroundwater$xSampling$zColorado$zDelta
606   $aGroundwater disposal in rivers, lakes, etc$zColorado$zDelta
606   $aBase flow (Hydrology)$zColorado$zDelta
606   $aGroundwater$xQuality$zColorado$zDelta
606   $aSelenium$xEnvironmental aspects$zColorado$zDelta
615  0$aGroundwater$xPollution
615  0$aGroundwater$xSampling
615  0$aGroundwater disposal in rivers, lakes, etc.
615  0$aBase flow (Hydrology)
615  0$aGroundwater$xQuality
615  0$aSelenium$xEnvironmental aspects
700   $aMast$b M. Alisa$01385030
712 02$aColorado Water Conservation Board.
712 02$aGeological Survey (U.S.),
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910716733903321
996   $aCharacterization of groundwater quality and discharge with emphasis on selenium in an irrigated agricultural drainage near Delta, Colorado, 2017-19$93538294
997   $aUNINA