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TABLE 9a (cont.) <br />Surface Water Parameter New Long List <br />Seneca Coal Company <br />Parameter Analysis Technique Units <br />Mercury <br />Total <br />ug /l <br />Nitrogen, <br />Nitrogen, <br />Nitrogen, <br />Ammonia <br />Nitrate <br />Nitrite <br />Total <br />Dissolved <br />Dissolved <br />mg /l <br />mg /l <br />mg /l <br />Selenium <br />Silver <br />__________y Dissolved <br />Potentially Dissolved <br />ug /l <br />'ag/ <br />Sulfate <br />Sulfide <br />Suspended <br />zinc <br />Solids <br />Dissolved <br />Total <br />Total <br />Potentially Disselved <br />mg /l <br />mg /l <br />mg /l <br />Total Dissolved Solids at 180% <br />Dissolved <br />mg /l <br />Parameters crossed out were suspended in 2010 TR 69. These parameters will be analyzed <br />again one year prior to final bond release. Also, the `Potentially Dissolved' analytical <br />technique will be changed to `Dissolved' as recommended by the CDPHE. <br />* I£ Colorado Water Quality Control Commission changes the required analytical technique <br />for iron (for aquatic life) from total recoverable to another technique, then Seneca Coal <br />Company will do likewise. <br />