Purposeful scandalmongering is a familiar and particularly dramatic feature of the Amer-ican political process. If successful, it embarrasses one's political opponents, blocks their policies, and perhaps even drives them from office. This paper compares Watergate, the most important recent example of political scandal, and "Sewergate, " the 1983 episode at the U.S. Environmental Protection Agency. Based on this comparison, I develop a conceptual framework that describes the course or trajectory of scandal. I then evaluate what effects the two episodes had on substantive policy and on mass political attitudes. I find that neither Watergate nor Sewergate had much enduring impact and conclude by discussing the significance of sc...