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West Elk Mine 2002 Annual Hydrology Report 11 • r 1 U • Table 4 Summary of Ground Water Monitoring Faci[ityArea Wells and Alluvial Wells Water Level Measurement Field WQ H, cond, tem Annual Lab Water Quali Start of Monitoring P-3 MW-8 3 x Year 3 x Year Low Flow Period 3 1985 P-4 MW-9 3 x Year 3 x Year Low Flow Petiod 3 1985 P-6 3 x Year 3 x Year Low Flow Period 4 1997 P-7 3 x Year 3 x Year Low Flow Period (4 1997 E-1 3 x Year 3 x Year Low Flow Period 4 1996 E-7 3 x Year 3 x Year Low Flow Period 4 1999 ermit Area Wells completed in arren Member above F Seam SOM-80 3 x Year 3 x Year Low Flow Period 3 1979 SOM-13 3 x Year 3 x Year Low Flow Period 3 1979 SOM-45-H I 3 x Year 3 x Year Low Flow Period (4) 1979 SOM-45-H2 3 x Year 3 x Year Low Flow Period 4 1979 Permit Area We[Is completed in F Seam SOM-2-H 3 x Year 3 x Year Low Flow Period (3 1981 SOM-l6-H 3 x Yeaz 3 x Year Low Flow Period 3 1981 Permit Area Wells completed in E Seam 6-27-1 3 x Year 3 x Year Low Flow Period 4 1996 Permit Area Wells completed above E Seam 6-2-2 3 x Year 3 x Year Low Flow Period 4 1996 Permit Area Wells completed in B Seam SOM-129-H 3 x Year 3 x Year Low Flow Period 4 1993 So. W-1 3 x Year 3 x Year Low Flow Period 4 1996 V-46 3 x Year 3 x Year Low Flow Period 4 1995 1-11-1 3 x Year 3 x Year Low Flow Period 4 2001 Study Area Wells completed in F Seam SOM C-76 3 x Year 3 x Year Low Flow Period 4) 1978 3 x year -Three times per year (3) lab parnmeters include TDS, Cond., pH, and Fe (diss & tot) (4) lab parameters include TDS, Cond., pH, Ca, Mg, Na, K, SAR, hardness, bicarb., CI, NitriteMitrate, PO4, 504, Fe (tot &diss), Mn (tot & dies), AI, As (tot), Cd, Cu, Pb, Hg (tot), Mb, Se (tot), Bo, Zn Project # 00301 HydroGeo, Inc.