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Snowcap Coal Company, Inc. <br />DISTRICT CODE 08 UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY PROCESS DATE 1 -20 -15 <br />09095500 -- COLORADO RIVER NEAR CAMEO, CO. <br />• ALL QW DATABASE 01 DATA AND CALCULATED VALUES, WATER YEAR OCTOBER 2013 TO SEPTEMBER 2014 <br />Ortho- <br />Organic Ortho- phos- Phos- Total <br />Nitrite nitro- phos- phate, phorus, nitro- Dead Selen- Selen- <br />water, gen, phate, water, water, gen, fish, ium, ium, <br />fltrd, water, water, fltrd, unfltrd water, sever- water, water, <br />Date mg /L unfltrd fltrd, mg /L mg /L unfltrd ity, fltrd, unfltrd <br />as N mg /L mg /L as P as P mg /L code ug /L ug /L <br />(00613) (00605) (00660) (00671) (00665) (00600) (01340) (01145) (01147) <br />OCT <br />22... <0.0010 <0.15 <0.012 <0.004 0.0332 <0.16 None 0.456 0.449 <br />JAN <br />30... -- -- -- -- -_ __ None 0.615 0.505 <br />APR <br />23... 0.00367 1.6 0.030 0.00971 0.903d 1.8 None 0.719 0.698 <br />MAY <br />20... 0.00127n 0.63 0.032 0.0105 0.425d 0.77 None 0.501 0.583 <br />JUL <br />08... <0.0010 <0.21 <0.012 <0.004 0.0472 <0.23 None 0.340 0.321 <br />Suspnd. Sus- Sus - <br />sedimnt pended pended <br />Oil and sieve sedi- sedi- <br />grease diametr ment ment Field <br />sever- percent concen- dis- sample <br />Date ity, <0.0625 tration charge, comment <br />code MM mg /L ton /d <br />(01300) (70331) (80154) (80155) <br />OCT <br />22... None -- 38 214 -- <br />JAN <br />30... None -- -- -- Could not get a discharge measurement due to ice. <br />APR <br />23... None 68 1190 28800 High turbidity, moderate debris due to rapid snowm <br />Y <br />20... None 65 530 14300 Nothing unusual <br />JUL <br />08... None 56 49 1100 Nothing unusual <br />Labor- Sample Sample Sample <br />atory creat- modifi- modifi- <br />sample ion cation cation <br />Date comment userid date userid <br />OCT <br />22 ... -- tcpetro 20131031 qwdxco <br />JAN <br />30... -- mgustafs 20140828 qwdxco <br />APR <br />23... L- 1190032 Received April 26, 2014 Added alkalinit jbfoster 20140508 qwdxco <br />MAY <br />20... L- 1430068 Received May 22, 2014 mgustafs 20140605 qwdxco <br />JUL <br />08... -- mgustafs 20140717 qwdxco <br />Remark codes used in this table: <br />< -- less than <br />E -- estimated <br />M -- presence verified but not quantified <br />Value qualifier codes used in this table: <br />® -- holding time exceeded <br />b -- value extrapolated at low end <br />c -- see result comment <br />d -- sample was diluted <br />n -- below the reporting level but at or abov <br />0 <br />14AHR 02/15 <br />