Laserfiche WebLink
11 <br />LI <br />Table 2. Analytical Parameters Selected for the Chemical Characterization <br />of Gas Plant Residues at the Tracy Former Manufactured Gas Plant <br />Site. <br />Chemical Analytical Field <br />Constituent Method Soil Water Wastes <br />PNA Compounds <br />EPA <br />8310 <br />A <br />C <br />EPA <br />610 <br />A C <br />Phenols <br />EPA <br />604 <br />A C <br />BTEX <br />EPA <br />8015/8020 <br />A <br />A C <br />mod <br />EPA 602 <br />A C <br />Metals <br />EPA <br />6010 <br />Antimony <br />B <br />A C <br />Arsenic <br />B <br />A C <br />Cadmium <br />B <br />A C <br />Chromium <br />B <br />A C <br />Cobalt <br />B <br />A C <br />Copper <br />B <br />A C <br />Lead <br />B <br />A C <br />Nickel <br />B <br />A C <br />Vanadium <br />B <br />A C <br />Zinc <br />B <br />A C <br />Cyanides <br />B <br />A C <br />Sulfides <br />B <br />A C <br />pH <br />A C <br />General Minerals <br />D <br />A) Analyses to be performed on all samples selected by the "iterative" <br />method as described in section 4.2.1.3 of this workplan. <br />B) Analyses to be performed on ten percent of the samples containing <br />apparently high concentrations of gas plant residues collected from the <br />soil borings. <br />C) Analysis to be performed on one composite sample of all waste soil, and <br />one composite sample of all water retained from well development, well <br />sampling and steam -cleaning operations. <br />D) Analysis of upgradient and downgradient groundwater samples only to <br />characterize background water quality and geochemistry. <br />3542a/BAV102 19 <br />