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Preliminary Postclosure Maintenance Plan <br /> Foothill Sanitary Landfill - Revision #1 May, 1994 <br /> b. Leachate Testing <br /> Leachate testing will be done on a quarterly monitoring <br /> basis by a certified laboratory and will cost the same as <br /> ground water monitoring. Assuming there will be 1 <br /> collection point and analysis will cost $335 per test. <br /> ($335 x 1 x 4) $1, 340 <br /> $ 2,540 <br /> LANDFILL GAS MANAGEMENT <br /> Quarterly sampling of 12 monitoring wells -- sample, analysis and <br /> report. Assuming that analysis can be done by a qualified <br /> technician with field instruments, cost is estimated at $1, 000 per <br /> round. <br /> 3 . COST <br /> (4 x $1, 000) _ $4,000 <br /> GROUNDWATER MONITORING <br /> At the most expensive time of closure, there will be 3 monitoring <br /> wells to be monitored quarterly. One quarterly testing would also <br /> include VOC analysis. The cost for quarterly collection and <br /> analysis by a certified laboratory is $250 each, and quarterly <br /> analysis with VOCs is $600 per well. <br /> 4. COST <br /> ($250 X 3 X 4) + ($600 X 3 X 4) _ $10,200 <br /> 5 <br />