Richard Denison, Ph.D., is a Senior Scientist.
The Environmental Protection Agency (EPA) announced yesterday that it has finalized a rule requiring testing [UPDATE 1/7/11: The published rule is available here] to determine basic health and environmental effects for 19 high production volume (HPV) chemicals. While I welcome this as well as any other effort to close the huge safety data gaps that exist even for the most widely used chemicals, the back story behind this rule reveals why it is actually a perfect poster child for what’s wrong with the Toxic Substances Control Act (TSCA).
For starters, consider that it took EPA two and a half years to move the rule from the proposed stage to finalization. And that doesn’t count the several preceding years EPA had to spend developing information sufficient to make the findings it has to make to justify proposing a test rule.
Then consider that the rule addresses only 19 of the many hundreds of HPV chemicals on the market today for which even the most basic, “screening level” hazard data are not publicly available.
And it gets worse. Read More