2016-06-02_HYDROLOGY - M1977342

• Permit No: M1977342
• IBM Index Class Name: Hydrology
• Doc Date: 6/2/2016
• Doc Name: Annual Watering Report - Groundwater Management Plan
• From: Climax Molybdenum
• To: DRMS
• Email Name: PSH
• Media Type: D
• Archive: No

*- Climax MolybdenumTable 2
® Annual Water Monitoring Data
A Freeport-McMoRan Company Henderson Mill
Location Sample Sample Analytical Iron,Dissolved' Manganese,Dissolved2 Selenium,Dissolved2 Zinc,Dissolved2 Specific Conductivity3 pH3 Sulfate'
Date Time Laboratory (pg/L as Fe) (pg/L as Mn) (pg/L as Se) (pg/L as Zn) (µSlcm) (Standard Units) (mg/L)
MLGW-ACR* 12/20/2012 11:45 Accutest 428 225 <0.58 6.2 391.7 6.9 27.2
MLGW-ACR* 2/5/2013 9:55 Accutest 340 72.5 <0.58 24.6 459.5 6.8 36.5
MLGW-ACR* 6/4/2013 12:50 Accutest 189 9.6 <0.42 4.2 409.4 7.1 91.8
MLGW-ACR* 8/14/2013 10:40 Accutest 141 5.7 <0.42 5.4 429.2 6.7 89.6
MLGW-ACR* 11/19/2013 15:30 Accutest 207 17.9 <0.42 <1.9 423.9 7.2 84.1
MLGW-ACR 5/28/2014 13:20 Accutest 152 16.4 <0.42 2.8 471.9 7.1 86.6
MLGW-ACR 8/26/2014 16:10 Accutest 338 59.8 <0.42 3.0 415.3 6.7 93.7
MLGW-ACR 11/6/2014 13:25 Accutest 145 20.2 <0.42 6.2 357.2 7.3 78.2
MLGW-ACR 4/28/2015 12:15 Accutest 64 15.2 <0.42 3.6 311.4 7.4 67.1
MLGW-ACR 8/20/2015 11:10 Accutest 18.2 3.3 <0.42 2.3 378.5 7.6 86.4
MLGW-ACR 11/23/2015 14:55 Accutest 2920 1100 <0.42 <1.9 382.8 7 80.8
Numeric Protection Limit(NPL) 5,000 420 20 2,000 N/A(report) 5.9-8.5 N/A(report)
Location Sample Sample Analytical Iron,Dissolved' Manganese,Dissolved2 Selenium,Dissolved2 Zinc,Dissolved2 Specific Conductivity3 pH3 Sulfate'
Date Time Laboratory (pg/L as Fe) (pg/L as Mn) (pg/L as Se) (pg/L as Zn) (µS/cm) (Standard Units) (mg/L)
MLGW-15* 10/18/2012 12:10 Analytica <50 39.1 1.02 3.65 ^ 6.6 543
MLGW-15* 2/5/2013 12:25 Accutest 277 6.0 1.0 23.4 1489 6.8 586
MLGW-15* 6/4/2013 15:45 Accutest <9.2 2.4 0.5 3.5 1508 6.6 611
MLGW-15* 8/14/2013 9:29 Accutest 29.5 2.0 0.46 6.3 1529 7.5 606
MLGW-15* 11/19/2013 15:05 Accutest 185 23.6 0.52 5.5 1642 6.7 645
MLGW-15 5/28/2014 12:40 Accutest <9.2 0.65 0.83 3.8 1556 6.6 654
MLGW-15 8/26/2014 16:30 Accutest 231 1.9 1.1 5.4 1651 6.3 683
MLGW-15 11/6/2014 13:35 Accutest <9.2 1.8 0.55 8.4 1717 6.6 674
MLGW-15 4/28/2015 15:00 Accutest <9.2 0.56 0.84 2.9 1597 6.6 711
MLGW-15 8/20/2015 12:15 Accutest <9.2 <0.26 <0.42 3.7 1668 6.5 665
MLGW-15 11/23/2015 15:50 Accutest 104 0.58 <0.42 3.5 1660 6.6 626
^After further review,this value for specific conductivity was not collected as was indicated in the 5-Quarter DRMS Report and has therefore been removed from the dataset. Due to a database error,an incorrect value was reported in the 2013 and
2014 Annual Reports.
Location Sample Sample Analytical Iron,Dissolved' Manganese,Dissolved2 Selenium,Dissolved2 Zinc,Dissolved2 Specific Conductivity3 pH3 Sulfate'
Date Time Laboratory (pg/L as Fe) (pg/L as Mn) (pg/L as Se) (pg/L as Zn) (µS/cm) (Standard Units) (mg/L)
MLGW-17* 12/13/2012 15:00 Analytica <50 15.7 <0.5 <2.5 241.7 6.9 41.4
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 8/26/2014 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 0.4 <0.42 <1.9 221.4 7.1 34.7