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Climax Molybdenum bdenum Table 2 Y Annual Water Monitoring Data A Freeport-MGMORan Company Henderson Mill Location Sample Sample Analytical Iron,Dissolved' Manganese,Dissolved Selenium,Dissolved Zinc,Dissolved Specific Conductivity' pH' Sulfate' Date Time Laboratory (µg/L as Fe) (pg/L as Mn) (Ng/L as Se) (Ng/L as Zn) ([IS/cm) (Standard Units) (mglL) MLGW-17' 2/26/2013 15:00 Accutest <50 2.08 <0.5 <2.5 240.1 6.6 36.4 MLGW-17` 6/14/2013 12:45 Accutest <30 <250 <500 <2500 230.4 6.4 33.6 MLGW-17' 8/14/2013 14:45 Accutest <250 4.75 <0.5 <2.5 224.3 6.6 31.9 MLGW-17" 11/20/2013 12:30 Accutest 2.9 1.96 <0.5 <2.5 217.8 7.1 33.1 MLGW-17 5/28/2014 15:45 Accutest <9.2 0.42 <0.42 3.0 211.6 7.0 31.2 MLGW-17 8/26/2D14 17:20 Accutest 27.9 0.72 <0.42 1.9 217 6.6 29.8 MLGW-17 11/6/2014 14:25 Accutest <9.2 8 <0.42 4.1 233.2 7.1 34 MLGW-17 4/28/2015 16:10 Accutest <9.2 <0.26 <0.42 <1.9 231.4 7.1 39.7 MLGW-17 8/20/2015 14:55 Accutest <9.2 <0.26 <0.42 2.8 225.7 7.5 35.1 MLGW-17 11/23/2015 13:05 Accutest 9.6 0.36 <0.42 <1.9 221.4 7.1 34.7 MLGW-17 6/9/2016 15:00 Accutest 10.5 0.29 <0.21 2.3 236.9 6.9 33.5 MLGW-17 8/8/2016 14:07 Accutest 28.6 1 <0.42 4.1 221.9 6.7 33.1 MLGW-17 12/13/2016 11:17 Accutest 14.6 0.9 <0.42 <1.9 217.9 7.3 39.0 Notes: RED=Resulting concentration falls outside of the Numeric Protection Limit(NPL). <=not detected at concentrations exceeding the laboratory method detection limit BLUE=Rosner Statistical outlier mg/L=milligrams per liter GREEN=Newly estblished NPLs pg/L=micrograms per liter 'Analyzed by EPA Method 200.7 or 2DD.8. pS/cm=micro Siemens per centimeter 2Analyzed by EPA Method 200.8. EPA=Environmental Protection Agency 'Analyzed using field instrumentation. (Blank Field)=No data was required for this parameter during monthly pH assessment monitoring 'Analyzed by EPA Method 300.0. '=Data from 5 Quarters Baseline Monitoring