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HomeMy WebLinkAboutDERR-2024-007879Kennecott South FacilitiesKennecott South Facilities Groundwater RemediationGroundwater Remediation ANNUAL PROGRESS REPORT 2006ANNUAL PROGRESS REPORT 2006 June 20, 2007June 20, 2007 TonightTonight’’s Discussions Discussion ¾¾2006 Activities2006 Activities ¾¾2006 Drilling Program Results2006 Drilling Program Results ¾¾Southeast Margin ResponseSoutheast Margin Response ¾¾Zone A Water QualityZone A Water Quality ¾¾Acidic Water TreatmentAcidic Water Treatment ¾¾Water Level MonitoringWater Level Monitoring ¾¾Subsidence MonitoringSubsidence Monitoring ¾¾Zone B Water QualityZone B Water Quality 2006 Activities2006 Activities ¾¾Start up and Operation of Bingham Start up and Operation of Bingham Canyon Water Treatment Plant (Zone A)Canyon Water Treatment Plant (Zone A) ¾¾Installed 13 monitoring wells in Zone AInstalled 13 monitoring wells in Zone A ¾¾Installed 4 replacement wells in Zone BInstalled 4 replacement wells in Zone B ¾¾Submitted Notice of Construction Submitted Notice of Construction Completion and Final ReportCompletion and Final Report ¾¾Submitted Operations, Maintenance, and Submitted Operations, Maintenance, and Replacement Plan (OM&R Plan)Replacement Plan (OM&R Plan) 0 1000 2000 3000 4000 5000 6000 7000 2001 2002 2003 2004 2005 2006 Ac r e - F e e t Acid Plume Zone A Sulfate Plume Annual Groundwater ExtractionAnnual Groundwater Extraction RO Plant PerformanceRO Plant Performance Target 2052 Target 1448 Target 3500 Actual 2200 Actual 1671 Actual 3871 0 500 1000 1500 2000 2500 3000 3500 4000 2006 2007 YTD First Year Ac r e F e e t 2006 Drilling Program2006 Drilling Program Southeast Margin Southeast Margin ResponseResponse Initial Pumping StrategyInitial Pumping Strategy WellWell Current gpmCurrent gpm New gpm*New gpm* ECG1146ECG1146 900900 900900 BSG1201BSG1201 900900 500500 BSG2784BSG2784 00 900900 TotalTotal 1,8001,800 2,3002,300 *Pending water rights change application Zone A Water QualityZone A Water Quality <Plot 1146><Plot 1146> 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 5000 10000 15000 20000 25000 30000 35000 40000 45000 50000 ECG1124A ECG1124B ECG1124C ECG1146 DTW ECG1124B Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 A B C E <Plot 1128><Plot 1128> 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 5000 10000 15000 20000 25000 30000 35000 40000 ECG1128A ECG1128B ECG1128C DTW ECG1128A Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 A B C <Plot 1117><Plot 1117> 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 S O 42- (m g / L ) 0 5000 10000 15000 20000 25000 30000 35000 40000 45000 50000 ECG1117A ECG1117B ECG1117C DTW ECG1117A Sc r e e n e d I n t e r v a l a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 A B C <Plot 1177/1201><Plot 1177/1201> 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 5000 10000 15000 20000 25000 30000 35000 BSG1177A BSG1177B BSG1177C BSG1201 DTW BSG1177A Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 A B C E Sulfate: West Jordan Well FieldSulfate: West Jordan Well Field <Plot 1170><Plot 1170> 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 100 200 300 400 500 600 WJG1170A WJG1170B WJG1170C DTW WJG1170B Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 A B C <Plot 1154><Plot 1154> 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 100 200 300 400 500 600 700 WJG1154A WJG1154B WJG1154C DTW WJG1154B Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 A B C <Plot W363><Plot W363> 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 50 100 150 200 W363 Sc r e e n e d I n t e r v a l a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 AluminumAluminum <Plot><Plot> <Plot><Plot> Acid Water TreatmentAcid Water Treatment ¾¾UPDES discharge UPDES discharge limits met during 2006limits met during 2006 ¾¾Tailings NP criterion Tailings NP criterion met in 2006met in 2006 ¾¾Tailings aqueous pH Tailings aqueous pH criterion met criterion met throughout yearthroughout year Monthly 6-Month Average GMT NSB GMT NSB Jan-06 27 50 27 35 Feb-06 49 57 31 38 Mar-06 48 52 36 44 Apr-06 66 33 44 44 May-06 15 10 40 39 Jun-06 22 40 38 40 Jul-06 19 16 37 35 Aug-06 16 17 31 28 Sep-06 24 15 27 22 Oct-06 37 36 22 22 Nov-06 23 19 24 24 Dec-06 62 53 30 26 Acid Water TreatmentAcid Water Treatment ¾¾Tailings aqueous Tailings aqueous alkalinity criterion alkalinity criterion metmet Monthly 6-Month Average NSB NSB Jan-06 32 56 Feb-06 61 62 Mar-06 49 61 Apr-06 103 67 May-06 55 67 Jun-06 73 62 Jul-06 62 67 Aug-06 66 68 Sep-06 25 64 Oct-06 14 49 Nov-06 48 48 Dec-06 62 46 Water LevelsWater Levels SubsidenceSubsidence Zone B Water QualityZone B Water Quality <Plot ><Plot > 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 200 400 600 800 1000 1200 1400 1600 P252A SO4 P252B SO4 P252C SO4 P252A DTW Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 A B C <Plot ><Plot > 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 200 400 600 800 1000 1200 1400 1600 1800 EPG1689 SO4 DTW Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 <Plot ><Plot > 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 500 1000 1500 2000 2500 P247A SO4 P247A DTW Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 A <Plot ><Plot > 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 100 200 300 400 500 600 P257 SO4 DTW Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 <Plot ><Plot > 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 500 1000 1500 2000 2500 3000 P263 SO4 DTW Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 <Plot ><Plot > 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 100 200 300 400 500 HMG1134A SO4 HMG1134B SO4 HMG1134C SO4 HMG1134A DTW Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 A B C <ABC08 ><ABC08 > 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 200 400 600 800 1000 1200 ABC08 SO4 ABC08 DTW Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 <P254AB, ABC03 ><P254AB, ABC03 > 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SO 42- (m g / l ) 0 500 1000 1500 2000 P254A SO4 P254B SO4 ABC03 SO4 P254A DTW Sc r e e n e d I n t e r v a l s a n d D e p t h t o W a t e r ( f e e t b e l o w g r o u n d s u r f a c e ) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 A B Screen Intervals P254AB, ABC03