$937, 400 (NEVADA GRID COORDINATES) AREA 13 (PROJECT 57) | L292 citm’| IN SURFACE SOIL (0-5 cm) } 100 FEET { GROUND ZERO STRATA BOUNDARIES (SEE FIGURE LI ri M2 war] TY saa A. 20 753. 8 1g het 521868 ya, 22 0 MH gy BP 260 7 1190 3 gga 4 90.4 ane Cie 51 A m™ 9 um 176 540065 6a 5a 4, ei \ns E720 200 sz 76 €721, 000 oS [Ry m eo mm aa ER), E722, 00 t SEE TEXT FOOTNOTE 2 Figure 4. Observed 239-240, Concentrations (uci/m) in Surface Soil (0-5 cm) Within the 100-x 100-Foot Grid Area at the Project 57 (Area 13) Site. 369