WLIS Reference Areas 



Mean RPD Values 



37 



0-0.5 1.0-1.5 2.0-2.5 3.0-3.5 4.0-4.5 5.0-5.5 



RPD Values 



□ 1 992 RPD Values ■ 1 991 RPD Values 



Figure 3-18. Apparent RPD frequency distribution at pooled reference areas, 1991 and 1992 



Monitoring Cruise at the Western Long Island Sound Disposal Site, July 1992 



