250 (SECTION WITH SUBSURFACE CONTAMINATION) 200 \ TRU, pCi/g ea EACH SOLID LINE REPRESENTS THE OBSERVED GRADIENT AT ONE SAMPLING LOCATION. \ "©. 50 0 20 40 60 80 100 DEPTH (CM} FIGURE B-10-6. HUSTEAD AREA SOIL GRADIENT {SECTION WITH SUBSURFACE CONTAMINATION) B-10-11