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M ! 4r = = = i w = M M M M M M M C M <br /> QST ENVIR NTAL <br /> LEVELS OF PROTECTION <br /> Anticipated LOP Upgrade LOP <br /> TASK <br /> (Describe) Sustained Airborne Sustained Airborne Sustained Airborne <br /> LOP Levels LOP Levels LOP Levels <br /> Drill! D <5 ppm C >5 PEM - 50 ppm <br /> Soil saT21ing D <5 m C >5 ppm- 50 ppm <br /> Groundwater sampling D <5 ppm C 1 >5 ppin- 50 ppm <br /> i <br /> I <br /> * As measured by PID >50 ppm will prompt evacuation of the site and PMILHSR will be contacted to re-evaluate the situation. <br /> BPS PrgzM No 127434 Swck=-6498090 -Scpmmber 23 1998 <br />