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<br />Average Selenium Concentrations at Various Locations Along the <br />La Plata River(1) <br /> <br />14 <br /> <br />12 <br /> <br />10 <br /> <br />- -] <br />. Measured Total Selenium , <br />-oo -.- - - Estimated Dissol\ed Selenium* <br />CDPHE Stream Water Quality Standards = 4.6 ug/L (dissol\ed) <br /> <br /> <br />c:::' <br /><:::) <br />~ <br />c: <br />c.n <br />..... <br /> <br />~ <br /> <br /> <br />2. 8 ____00._________________ ,___ _,_______ ,__ ,_ ___ __...._________..___'______________,___~_______________________ _________.. ______________..________ <br />c <br />o <br />:i:i <br />CIS <br />... <br />.... <br />c <br />Q) <br />CJ <br />C <br />o <br />o <br /> <br />6 ---,---,----, ---..-....-,- --- <br /> <br />4 - <br /> <br />". <br /> <br />2 --------'---'---------------------------------------.------_____________oo_,_ ___ _. _. _________________________ _ _.' <br /> <br />, '.' - - - , -- . - , -. ' - <br /> <br />-- --- -. <br /> <br />u,_'... <br /> <br />- - -.' <br /> <br />. ,- --, -- -- - -. ' <br /> <br />-. <br /> <br />o - <br /> <br />May Day Fort Lewis Hay Gulch <br /> <br />Cherry <br />Creek <br /> <br />Long <br />Hollow <br /> <br />State Line <br /> <br />La Plata, Allen Arroyo <br />N.M. <br /> <br />Near <br />Jackson <br />Lake <br /> <br />Farmington <br /> <br />1) Data from Appendix B-Water Quality <br />*Estimated Dissolved Selenium = Total Selenium x <br /> <br />Location <br /> <br />DRAFT <br /> <br />1'1 <br />