RATIO OF THE COEFFICIENTS OF VARIATION FOR DEPOSITION PER UNIT AREA (nCi/m?) 0- to 1-cm and 0- to 5-cm TECHNIQUES Fig. 5 I SITE I Ww or j= + _ on N mj I o RATIO OF COEFFICIENTS OF VARIATION (0- to 1-cm Technique divided by 0- to 5-cm) EPA ROCKY FLATS DATA Variation of O- to I-cm versus O- to 5-cm soil sampling results. 660