Environmental Protection Agency: Primary National Ambient Air Quality Standard for Sulfur Dioxide
GAO-10-884R: Jul 6, 2010
- Full Report:
GAO reviewed the Environmental Protection Agency's (EPA) new rule on primary national ambient air quality standard for sulfur dioxide. GAO found that (1) final rule revises the primary national ambient air quality standard (NAAQS) for oxides of sulfur as measured by sulfur dioxide (SO2); and (2) EPA complied with applicable requirements in promulgating the rule.