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I <br /> <br />A-21 <br />TABLE 9 <br />CDOA Surface Water Agricultural Use Standards <br />Arsenic, ug/1 '' <br />Boron, ug/1 s <br />Cadmium, ug/1 ' <br />Chromium, ug/1 x <br />Copper, ug/1 x <br />Lead, ug/1 ~ <br />Manganese, mg/1 x <br />Nickel, ug/1 '` <br />Nitrate, Nitrogen, mg/1 ~ <br />Nitrite, Nitrogen, mg/1 <br />Selenium, ug/1 A <br />Zinc, mg/1" <br />A CDOH surface water agricultural standard <br />groundwater irrigation standard. <br />100.0 <br />750.0 <br />10.0 <br />100.0 <br />200.0 <br />100.0 <br />0.2 <br />200.0 <br />100.0 <br />10.0 <br />20.0 <br />2.0 <br />Same as the CDOH <br />B CDOH surface water standard is set to protect sensitive plant <br />species. Standard for plant species grown is Routt County is 5000 ug/1. <br />C CDOH surface water agricultural standard. Same as the CDOH <br />groundwater livestock standard. <br /> <br />