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<br /> <br />1 <br /> <br />1 <br /> <br /> <br /> <br />1 <br />1 <br /> <br /> <br /> <br /> <br /> <br />1 <br /> <br />2.05.6(3)(b)(i•r) <br />(iv) The following monitoring plan is designed tc <br />provide data which will verify that the Somerset Mine and the Sanborn. <br />Creek Mine will not have significant adverse impacts on the surface ox' <br />subsurface water which is within or adjacent to the permit area. The <br />sample points, shown on drawing E8-3286, are: <br />Station F=ecuency Elevation Location Water Tvoe <br />H-1 <br />H-10 <br />B-6 <br />S-1 <br />S-2 <br />P-1 <br />U-1 <br />C-1 <br />NF-1 <br />NF-2 <br />SC-1 <br />SC-2 <br />SC-3 <br />SP-1 - 6 <br />SP-7 - 11 <br />AG-1 <br />BG-1 <br />CG-1 <br />HN-1 <br />HG-1 <br />BC-1 <br />WSC DH12 <br />Outfall 011 <br />Note 1 6100 Hubbard Creek <br />Note 2 6376 Hubbard Creek <br />Note 2 6782 Bear Creek <br />Note 5 6080 Sanborn Creek <br />Note 5 6030 Sanborn Creek <br />Note 5 6057 Portal Drop Inlet <br />Note 5 6090 Unnamed Drainage <br />Note 5 6070 Coal Gulch <br />Note 4 6080 Gunnison River <br />Note 4 6010 Gunnison River <br />Note 3 6106.1 Drill Hole <br />Note 3 6227.8 Drill Hole <br />Note 3 6227.8 Drill Hole <br />Note 6 8000-8200 Spring <br />Note 7 6100-6200 Spring <br />Nate 5 6185 "A" Gulch <br />Note 5 6200 "B" Gulch <br />Note 5 6190 "C" Gulch <br />Note 5 6200 Hawksnest Creek <br />Note 5 6200 Hoopla Gulch <br />Note 5 6240 Bardine Canyon <br />Note 8 7553 Coal Gulch <br />Note 9 6060 Sanborn Creek <br />Surface Water <br />Groundwater <br />Groundwater <br />Surface Water <br />Surface Water <br />Surface Water <br />Surface Water <br />Surface Water <br />Surface Water <br />Surface Water <br />Groundwater <br />Groundwater <br />Groundwater <br />Surface Water <br />Surface Water <br />Surface Water <br />Surface water <br />Surface Water <br />Surface Water <br />Surface Water <br />Surface Water <br />Groundwater <br />Groundwater' <br />NOTES: <br />1. April, June, August S October field parameters, full suite April 5~ <br />October <br />2. April field parameters, October field parameters b full suite. <br />3. Quarterly field parameters, semi-annual full suite. <br />4. Quarterly field parameters and full suite. <br />5. Monthly field parameters, quarterly full suite. <br />6. Monthly field parameters April through October through June 1994. <br />then recommence one year prior to and continue for two years after <br />retreat mining. <br />7. Monthly field parameters through June 1994. Monthly floxr <br />thereafter. Recommence monthly field parameters one year prior to <br />and continue for two years after retreat mining. <br />8. Annually in June field parameters and full suite. <br />9. NPDES Requirements with flaw meter, quarterly full suite. <br />Pull suite analysis parameters are shown on Page 2.04-39a. Fielcl <br />parameters include flow or water level, pH, temperature and conductivity. <br />Downstream Sanborn Creek (S-2) will only be monitored if upstream <br />Sanborn Creek (S-1) has flow. <br />2.05 - 46iii <br />Rev. 2:04-04-94 <br /> <br />