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<br />1 '767 <br /> <br />. <br /> <br />6. Average percentage of seasonal instantaneous Sll'e:lIIl1Iow and instantaneous total-recoverable cadmium <br /> <br />load conaibuted to the downstream main-stem site in a mch by the upstream main-stem site and the <br /> <br />intervening aibutaries in the same reach, April 1990-Man:h 1993.................................................................. <br /> <br />7. Average percentage of seasonal instantaneous srreamtlow and instantaneous total-tecoverable copper <br /> <br />load conaibuted to the downstream main-stem site in a reach by the upstream main-Stem site and <br /> <br />the intervening aibutaries in the same reach, AprilI990-Man:h 1993 ............................................................ <br /> <br />8. Results of Wilcoxon rank-sum test (I-miled) of pre-treatment (April I 990-March 1992) and post-treatment (April <br /> <br />1992-March 1993) instantaneous streamtlow and copper concentrations in the Arl<ansas River .................... <br /> <br />9. Number ofsainples that exceeded the acute and chronic copper watet-quaIity standards in the <br /> <br />upper Arkansas River, April 1990-March 1993...........................................................................;.................... <br /> <br />10. Average percentage of seasonal instantaneous srreamtlow and instantaneous total-recoverable iron <br /> <br />load contributed to the downstream main-stem site in a reach by the upstream main-Stem site and <br /> <br />the intervening tnbutaries in the same reach, April1990-March 1993 ............................................................ <br /> <br />. 11. Results of Wilcoxon rank-sum test (I-tailed) of pre-rrea~ent (April 1990-March 1992) and post-treatme:,t (April <br />1992-March 1993) instantaneous streamflow and iron concentrations in the Arkansas River...............:.~...... <br /> <br />12. Number of samples that exceeded the acute and chronic iron water-quality standards in the upper <br /> <br />Arkansas River, April 1990-March 1993 .......................................................................................................... <br /> <br />13. Average percentage of seasonal instantaneous streamflow and instantaneous toml-recoverable lead <br /> <br />load conaibuted to the downstre:un main-Stem site in a reach hy the upStreall1 main-stem sire and <br /> <br />the intervening aibutaries in the same reach, Aprill990-March 1993............................................................ <br /> <br /> <br />14. Results of Wilcoxon rank-sum test (I-tailed) of pre-treatment (April I 990-Mareh 1992) and poSt-treatment (April <br /> <br />1992-March 1993) instantaneous srreamtlow and lead concentrations in the Arkansas Rivet......................... <br /> <br />15. Number of samples that ..'tceeded the acute and chronic lead water-quality standards in the upper <br /> <br />Arkansas River, Aprill990-March 1993 ........................................................................_.........................._~.... <br /> <br />16. Average percemage of seasonal instantaneous stream1low and instantaneous total-recoverable manganese <br /> <br />load contributed to the downstream main-stem site in a reach by the upStreall1 main-Stem site and the <br /> <br />. <br /> <br />intervening aibutaries in the same reach, April I 990-March 1993............................_.........................__.. <br /> <br />,. <br /> <br />CONTENTS VD <br />