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A-11 <br /> <br />TABLE 5 <br />CDOH Ground Water Agricultural IIse Standards <br /> Aluminum, mg/1 '' S.0 <br /> Arsenic, ug/1 100.0 <br /> Boron, ug/1 a 750.0 <br /> Cadmium, ug/1 10.0 <br /> Chromium, ug/1 100.0 <br /> Copper, ug/1 200.0 <br /> Fluoride, mg/1 2.0 <br /> Iron, mg/1 5.0 <br /> Lead, ug/1 " 100.0 <br /> Manganese, mg/1 0.2 <br /> Mercury, ug/1 ' 10.0 <br /> Nickel, ug/1 200.0 <br /> Nitrate/Nitrite as N, mg/1 ' 100.0 <br /> Nitrite as N, mg/1 ' 10.0 <br /> pH (S.V.) 6.5-8.5 <br /> Selenium, ug/1 20.0 <br /> Zinc, mg/1 2.0 <br />A CDOH livestock standard, without this or any other footnote <br />indicates a CDOH irrigation standard. Irrigation standard for lead is <br />5000 ug/1. <br />8 CDOH standard is set to protect sensitive species. Standard for <br />most species found in Routt County is 5000 ug/1. <br /> <br />