GAO’s reports and testimonies give Congress, federal agencies, and the public timely, fact-based, non-partisan information that can improve government operations and save taxpayers billions of dollars.
A 2015 leak at a natural gas storage site near Los Angeles temporarily displaced about 8,000 families and raised concerns about other sites.
In 2018, the Pipeline and Hazardous Materials Safety Administration set a goal to inspect the roughly 400 natural gas storage sites in the country by 2023.
We reviewed the effects of the Renewable Fuel Standard, which requires biofuels to be blended into U.S. transportation fuels in increasing volumes.
The standard was associated with modest gas price increases in areas outside of the Midwest. Most corn ethanol—the most common U.S.
Exposure to low doses of radiation may increase a person's risk of cancer. To help protect workers and the public against this risk, federal agencies set dose limits for power plants, issue guidance, and take other measures.
The Renewable Fuel Standard aims to reduce greenhouse gas emissions and expand the nation’s renewable fuels sector through 2022. It requires that transportation fuels (such as gasoline and diesel) sold in the U.S.
What GAO Found The agencies in GAO's review—the Departments of Defense (DOD), Veterans Affairs (VA), the Interior (Interior), Homeland Security, and Energy (Energy), and the Environmental Protection Agency (EPA)—have made varied use of purchase card data, and additional opportunities exist to negotiate...
What GAO Found Waterless and water-efficient fracturing technologies such as gas-based fracturing or foams have been used to reduce the use of freshwater in hydraulic fracturing operations, although the main benefit is enhanced hydrocarbon recovery.