Water Pollution: Alyeska's Efforts to Comply With Reissued Ballast Water Treatment Permit

Pursuant to a congressional request, GAO reviewed the Environmental Protection Agency's (EPA) reissued National Pollutant Discharge Elimination System (NPDES) permit for a company's treatment of ballast water in Alaska, focusing on: (1) how the new and old permits differed regarding effluent limits and other requirements; (2) the reasons for changes in the reissued permit; and (3) the company's initial efforts to comply with the reissued permit's limitations.