Technical Bulletin No. 0754: Effluent Quality Characteristics at North American Kraft Mills Employing Complete Substitution Bleaching

This report presents effluent quality data from North American kraft mills operating bleach plants that use complete chlorine dioxide substitution for chlorine. Data are described for 2,3,7,8-TCDD and 2,3,7,8-TCDF, chloroform, and 12 highly substituted (i.e., tri-, tetra-, and penta-) chlorinated phenolic compounds in bleach plant effluents. Data for AOX in bleach plant effluents, combined untreated wastewaters, and biologically treated effluents are also described. Bleach plant effluent data for 16 mono- and di-substituted chlorinated phenolic compounds are presented.