Wambo Coal AEMR 2010-2011 - Peabody Energy

2010-2011 AEMRTable 3.2 – Groundwater Quality CriteriaGroundwaterMonitoring SiteDepth toGroundwaterLevelMin WL(mbGL)Max WL(mbGL)MinpHpHMax pHElectrical ConductivityMin EC(S/cm)Max EC(S/cm)P106 7.16 12.3 6.0 9.5 100 1,325P109 4.30 7.81 6.0 9.5 100 890P110 2.31 10.86 6.0 9.5 250 1,300P111 5.54 9.20 6.0 9.5 300 715P114 5.70 7.92 6.0 9.5 250 750P116 5.50 9.08 6.0 9.5 1,500 8,000P202 8.15 10.60 6.0 9.5 2,500 8,500P206 19.18 23.99 6.0 9.5 1,400 3,500P301 8.77 15.98 6.0 9.5 8,500 10,000*P311 18.15 25.85 6.0 9.5 6,500 8,000P315 2.26 11.90 6.0 9.5 250 600GW02 4.05 11.41 6.0 9.5 100 860GW08 1.17 3.80 6.0 9.5 1,500 2,500GW09 2.02 2.85 6.0 9.5 1,500 1,800GW11 4.25 7.75 6.0 9.5 200 750P1 13.33 30.28 6.0 9.5 5,000 12,000P3 5.63 9.15 6.0 9.5 300 11,200P5 0.76 7.74 6.0 9.5 750 5,250P6 1.58 6.47 6.0 9.5 1,500 3,500P11 0.50 44.58 6.0 9.5 10,000 23,000P12 5.75 7.77 6.0 9.5 2,800 8,820P13 5.96 7.98 6.0 9.5 1,000 3,200P15 5.46 6.42 6.0 9.5 2,900 22,000P16 6.47 7.37 6.0 9.5 3,800 22,700P17 5.25 6.21 6.0 9.5 8,900 17,000P18 6.48 7.53 6.0 9.5 4,450 22,000P20 6.83 7.86 6.0 9.5 4,750 22,800Note: mbGL – meters below ground level* P311 has now been decommissioned due to subsidence related impactsPage 54