2009-03-31_REPORT - C1980006 (3)

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Kerr (Marr) Mine - 2008 Annual Hydrology Report TABLE 3 - MINE AREA SURFACE WATER DATA 2001 WY 2002 WY 2003 WY 2004 WY 415105 4111105 4/19/05 618!05 4112/06 3/21107 3127/07 413/07 4/10/07. 517108 STATION 301 Flow Rate (cis) NF NF once NF 0.488 0.085 NF NF NF 1.03 0.207 0.045 011 - Field Temperature C --- 2 2 6 11 8 18 H -field s.u. 8 1 81 81 8.2 61 7.8 6.0 EC - field umhoslcm 100 200 85 200 180 650 Oil 8 Grease NONE NONE NONE NONE NONE NONE Settleable Solids mL/L/h `0.2 STATION 302 Flow Rata cfs NF NF NF NF NF NF NF NF NF 0.033 0.027 0.002 0.002 Field Temperature © 5 6 8 14 H -fieltl s.u. 8.1 8 7.9 6.1 EC - field umhoslcm 75 100 130 100 Oil 8 Grease NONE NONE NONE NONE NONE Settleable Solids mL113h <.1 <.1 <.1 STATION 303 Flow Rata cfs NF NF NF NF NF NF NF NF NF RECL RECL RECL RECL RECL STATION 304 Flow Rate (cfs NF NF once NF 1.065 0.071 NF 0.101 NF 0.557 0.241 0.093 0.009 0.226 Field Temperature © 3.0 2.0 15.0 6.0 8.0 8.0 14 H -field s.u. 8.1 6.2 8.0 8.0 8.2 7.9 7.9 6 EC - field umhos/cm 200 100 100.0 100.0 100.0 150.0 200 Oil 8 Grease NONE NONE NONE NONE NONE NONE NONE NONE Settleable Solids mL/L111 `0.2 <0.2 STATION 305 Flow Rate cfs NF NF 4x NF 0.64 0.035 0 001 0.001 0.25 0207 0 053 0.022 0.001 0.06 Field Temperature 3.0 1.0 80 16.0 12,1 5.0 11.0 8.0 14 H - field Is. u. 6.03 8.1 8.0 6.0 81 8.1 8.2 6.0 T9 8.1 EC - field umhoslcm 100 100 100 1000 774.0 95.0 100.0 140.0 200 Oil 8 Grease NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE Settleable Solids ml-11-Ih <0.2 <0.2 <.1 <.1 <.1 STATION 321 Flow Rate cfs NF NF NF NF 0.12 NF NF 0001 NF 0.206 0.0413 0.003 0.01 Field Temperature © 4.0 15.0 6.0 10.0 6.0 15 H -field (s.u 8.0 E 0 E 1 6.0 6.0 8 EC - field umhos/cm 200 1 1000 I 40.0 80.0 80.0 100 Oil 8 Grease NONE NONE NONE NONE NONE NONE Settleable Solids mL/Uh `0.2 `0.2 NF = No Flow Note. No flows on dates not shown Kerr N9ineiAHR 2008 Page 7