Most Dangerous Superfund Sites

A list of the 114 neglected Superfund sites

Superfund progress drops off under Bush

By Joaquin Sapien and Richard Mullins

Focus on tougher sites blamed for decline in cleanups, but critics point to less funding and closer ties to industry

Human exposure 'uncontrolled' at 114 Superfund sites

By Joaquin Sapien

EPA secrecy about sites' toxic dangers extends even to senators' inquiries

Frequently Asked Questions

What is a Superfund site? Who is supposed to clean them up? Answers to these questions, and others

Contaminated, but still not off-limits

By Joaquin Sapien

High levels of likely carcinogen found at New Jersey brook that the EPA calls safe for recreational use

Close connections

By Anupama Narayanswamy

EPA pays at least three firms to clean up pollution they may have helped create

EPA diverts money from shared Superfund pool

By Richard Mullins and Joaquin Sapien

Little-known change that helps agency meet funding challenges scrutinized

Bankrupt companies avoid more than $700 million in cleanup costs

By Kevin Bogardus

When firms fail, the government collects pennies on the dollar for Superfund site work

Methodology

A look inside the Center's Superfund investigation