University of California Transportation Center

In the Spring of 1993 California and the EPA faced-off over the EPA's new mandates for checking auto emissions. The California Senate asked the University of California Transportation Center to provide a "blue ribbon" evaluation of the issues. This article tells what we discovered. The final picture is not clear enough to distinguish good guys from bad guys, but we can see well enough to know that the EPA's new national rules for smog checks are deeply flawed.