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Panel Release LLML Site 300 (USDO .) <br /> Y€ <br /> (-'��Eu Iiding 865 0 <br /> Test Accelerator Area <br /> Site 300 Operable <br /> VUnit;Building 801 <br /> Site 300 Operable Unit; Building 850/Pits 3&5 l Release Site <br /> Building 851 Operable Unit \\ <br /> Release Site <br /> Building 854 <br /> Operable Unit _ <br /> \ Building 834 Operable Unit <br /> I <br /> Site 300 Operable <br /> Building 832 Canyon Unit;Building 833 <br /> High Explosives(HE) Operable Unit-y <br /> Burn Pit (\ 1 Release Site <br /> Pit 6 Operable Unit <br /> HE Process Area 'lJ <br /> Legend Operable Unit <br /> Volatile organic compounds 0.5 pglL General Services Area <br /> Tritium 200 pCU6 Operable Unit <br /> Uranium-236(5<0.007) <br /> RDx 0.6 pg1L <br /> ❑ Nitrate(as NO3) 45 mg1L <br /> r Perchlorate 4 pg& <br /> Scale.feet <br /> a 1000 <br /> Figure 3:Site 300 Groundwater Contaminant Flumes and Operable Units(OBJ) <br /> Natural Resource Use <br /> The land that is now Site 300 was acquired in 1955.Previously,the land was used for sheep and <br /> cattle grazing.In the late 1800s the small town of Carnegie existed south of what is now Corral <br /> Hollow Road.This town developed around coal mining and a brick manufacturing plant.The <br /> brick plant utilized the ample supply of rich clay found in this area. The town and the brick plant <br /> were abandoned in 1912. The plant was destroyed and the area returned to its natural state in <br /> 1916. <br /> Currently,na'curai resource use arc-and Site 300 is limited to sheep and cattle grazing.Thee <br /> groundwater supply in the vicinity of Site 300 is not sufficient to support commercial agriculture <br /> irrigation (LLNL 1994). <br /> 10 <br />