iN THE MATTER OF: )) TRIENNIAL REVIEW OF WATER QUALITYSTANDARDS FOR BORON, FLUORIDEAND MANGANESE: AMENDMENTSTO 35 ILL.
My primary
responsibility at the Agency is to derive water quality standards and criteria through the implementation of USEPA and Illinois EPA methodologies.
In the
years since their adoption, the quantity and quality of toxicity data for each substance hasgreatly increased, and a standardized methodology for developing scientifically basedwater quality standards is now available.
However, given the tolerance of salmonids to each substance
and th...
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