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Home My WebLink About2017 4th Qtr 3611361 236 LEGEND TDBMF!JO!GFFU GAS MONITORING WELLS +OPUF;!XFMM!TZNCPMT!OPU!UP!TDBMF SOUTHOLD LANDFILL CUTCHOGUE, NEW YORK LANDFILL GAS MONITORING WELL FIGURE No. 1 LOCATION MAP G;\]4286\]4286.Xfmmt/exh-!Gjhvsf!2-!203103126!4;16;19!QN-!ecdbee TABLE 1 TOWN OF SOUTHOLD LANDFILL LANDFILL GAS MONITORING PROGRAM FOURTH QUARTER 2017 MONITORING EVENT Sampling Date: December 27,2017 Parameter Unit GMW-1 GMW-2 GMW-3 GMW-4 GMW-5 GMW-6R GMW-7 GMW-8 GMW-9 GMW-10 GMW-11 GMW-12 GMW-13 GMW-14 GMW-15 Temperature 0C -5.6 -6.6 -6.6 -6.1 -5.6 -6.1 -6.1 -5.0 -5.6 -6.1 -5.6 -5.0 -5.6 -5.6 -5.6 Oxygen % 20.9 21.0 20.6 20.7 20.3 20.8 20.2 20.7 20.9 21.0 20.7 21.0 21.3 19.9 20.6 Carbon Monoxide m 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Lower Explosive Limit- Methane % 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Hydrogen Sulfide ppm 0 0 1 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 NOTES: Typical atmospheric levels of oxygen range between 19.5%and 23.5% °C = Degrees Celsius %= Percent ppm =Parts Per Million J:LHazWaste\3753(Southold Land fill)\Gas Monitoring\0174Q\Southold Landfill-Landfill gas monitoring 4Q2017 Page 1 of 1 12282017