Kerr-McGee legacy sites vs Prince William Sound spill

Two real, published enforcement settlements, lined up. Every figure below is public record; the head-to-head is computed at build time over those real numbers. Penalty bars share one log scale, so they read across the gutter.

Head to head · real figures only
  • Larger settlement Anadarko Petroleum / Tronox $5.15 billion vs ~$1 billion
  • More recent case Anadarko Petroleum / Tronox 2014 vs 1991
  • Regulatory program differ Superfund / hazardous waste vs Clean Water Act
Superfund / hazardous waste · 2014 Public record

Kerr-McGee legacy sites

Anadarko Petroleum / Tronox · Nationwide (~2,700 sites)
$5.15 billion
settlement · log scale, $16.5M to $14.7B

The largest recovery for the cleanup of environmental contamination.

A fraudulent-transfer case over decades of Kerr-McGee wood-treatment, uranium, and chemical waste ended in a $5.15 billion settlement to fund cleanup and health claims across roughly 2,700 sites in dozens of states.

Source: U.S. DOJ, April 2014

Clean Water Act · 1991 Public record

Prince William Sound spill

Exxon (Exxon Valdez) · Alaska
~$1 billion
settlement · log scale, $16.5M to $14.7B

The settlement that reset the price of an oil spill.

After the 1989 tanker grounding fouled 1,300 miles of Alaskan coastline, the 1991 settlement combined a $900 million civil recovery paid over ten years with $100 million in criminal restitution.

Source: U.S. DOJ / EPA / State of Alaska settlement, 1991

Both cases, in numbers
Field Anadarko Petroleum / Tronox Exxon (Exxon Valdez)
Program Superfund / hazardous waste Clean Water Act
Operator Anadarko Petroleum / Tronox Exxon (Exxon Valdez)
Location Nationwide (~2,700 sites) Alaska
Year 2014 1991
Settlement / penalty $5.15 billion ~$1 billion
Source U.S. DOJ, April 2014 U.S. DOJ / EPA / State of Alaska settlement, 1991

⇆ Swap sides · All cases & states

These are landmark settlements, not live ECHO facility records. Day-to-day compliance metrics - quarters in noncompliance, formal-action counts, last inspection - are not part of a settlement figure; they join per facility from the ECHO Exporter (loadFacilities() in src/lib/source.ts). See the Methodology for what is real versus illustrative on this site.