Tosco Refinery Wins Fight over California Bay Area Limits on Dioxin Pollution.

Byline: Mike Taugher

Jun. 21--Bay Area water quality regulators are expected today to throw out dioxin pollution limits that the Tosco oil refinery has not complied with since they went into effect five years ago, and replace them with new standards far more friendly to the company.

The new regulations, which will be considered during a meeting in Oakland, are being proposed in the face of threats by Tosco that it would shut down and put 800 Avon plant employees out of work if no changes are made.

After winning two delays in enforcement of the standard, the clock is running down on Tosco, which now has until July 1 to come into compliance with the …