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Mountain Coal and Bear Coal Water Quality Assessment CO-0038776 and CO-0044377 <br />Table A-11 <br />Ammonia Assimilative Capacities for the North Fork of the Gunnison River <br />tain <br />a <br />t th <br />e <br />Mou <br />n <br />Coa <br />l O <br />utfall 004 <br />~llralflefeY _ ,. f f <br />` <br />QI ,I ~JS! <br />~ F <br />l <br />~ <br />1 <br />i'.2~ ~YJS/ / <br />9 <br />n <br />L' 3~I ~fst> ~I . ,- 113 ?~ ' '1~jZ _ <br />NH3, Tot (mg/1) Jan 43 0.28 43.28 0.065 0.70 98 <br />NH3, Tot (mg/1) Feb 44 0.28 44.28 0.065 0.60 85 <br />NH3, Tot (mg/1) Maz 47 0.28 47.28 0.065 0.40 57 <br />NH3, Tot (mg/1) Apr 70 0.28 70.28 0.065 0.40 84 <br />NH3, Tot (mg/1) May 234 0.28 234.28 0.065 0.30 197 <br />NH3, Tot (mg/1) Jun 223 0.28 223.28 0.065 0.30 I87 <br />NH3, Tot (mg/1) Jul 57 0.28 57.28 0.065 0.30 48 <br />NH3, Tot (mg/1) Aug 43 0.28 43.28 0.065 0.30 36 <br />NH3, Tot (mg/1) Sep 43 0.28 43.28 0.065 0.30 36 <br />NH3, Tot (mg/1) Oct 52 0.28 52.28 0.065 0.30 44 <br />NH3, Tot (mg/1) Nov 45 0.28 45.28 0.065 0.30 38 <br />NH3, Tot (mg/1) Dec 43 0.28 43.28 0.065 0.50 67 <br />Table A-12 <br />Ammonia Assimilative Capacities for the North Fork of the Gunnison River <br />at the Mountain Coal Internal Outfall 007 <br />Parameter <br />_... ..: ~i (cfs~ ~ Qz ~efs~_ <br />:.e °~s ~~~5~ , <br />_. 'fit <br />_ _ '- ~s <br />.- .M~, .' ` <br />NH3, Tot (mg/1) Jan 43 0.016 43.016 0.065 0.70 1,707 <br />NH3, Tot (mg/1) Feb 44 0.016 44.016 0.065 0.60 1,472 <br />NH3, Tot (mg/1) Mar 47 0.016 47.016 0.065 0.40 984 <br />NH3, Tot (mg/1) Apr 70 0.016 70.016 0.065 0.40 1,466 <br />NH3, Tot (mg/1) May 234 0.016 234.016 0.065 0.30 3,437 <br />NH3, Tot (mg/1) Jun 223 0.016 223.016 0.065 0.30 3,276 <br />NH3, Tot (mg/1) Jul 57 0.016 57.016 0.065 0.30 837 <br />NH3, Tot (mg/1) Aug 43 0.016 43.016 0.065 0.30 632 <br />NH3, Tot (mg/1) Sep 43 0.016 43.016 0.065 0.30 632 <br />NH3, Tot (mg/1) Oct 52 0.016 52.016 0.065 0.30 764 <br />NH3, Tot (mgR) Nov 45 0.016 45.016 0.065 0.30 66I <br />NH3, Tot (mg/1) Dec 43 0.016 43.016 0.065. 0.50 1,170 <br />Appendix A Page 19 of 20 Last Revised 3/9/2004 <br />