Laserfiche WebLink
Parameter December June <br /> Manganese 0.016 .008 <br /> Mercury <0.0001 <0.0001 <br /> Nickel <0.001 <0.001 <br /> Selenium <0.001 <0.001 <br /> Zinc 0.007 0.006 <br /> Source: USGS, 1991 <br /> 4.6-7 <br />