E85 prices vary widely by region. Numerous states require certain ethanol blends to reduce air pollution.
The History of Fuel Economy in the U.
A timeline on the history of fuel economy in the United States. The proposed rule received broad support from automobile manufacturers, national manufacturers, organized labor, environmental advocates, and national security organizations.
Medium and heavy duty vehicle final rule: The new rule covers model year heavy duty vehicles in three groups — combination tractors, heavy-duty pickup trucks and vans, and certain vocational vehicles.
Medium and heavy duty vehicle draft rule: In Octoberthe administration proposed the first joint fuel efficiency and tailpipe emission standard for medium and heavy duty trucks.
Transportation accounts for 72 percent of oil consumption in the United States, and heavy-duty vehicles are the fastest growing segment within the transportation sector. The program is projected to save million barrels of oil and million metric tons of carbon dioxide emissions in the first five years.
Covered vehicles would be separated by type and fuel, with fuel-economy improvements of 20 percent for combination tractors, 10 percent for gasoline trucks and vans, and 10 percent for diesel trucks and vans and all vocational vehicles such as dump trucks and cement mixers by model year Increasing at an average of 5 percent annually, most passenger cars must achieve 39 mpg, and light trucks 30 mpg, by Accompanying this announcement was a memo expressing the intent to create emissions standards for medium- and heavy-duty trucks, as required by the EISA.
In DecemberCongress passed the first changes to U. After Congress lifted the freeze on fuel economy inthe administration enacted a pair of minimal light-truck increases.
The most stringent of these, finalized inis to raise standards from Inthe National Academy of Sciences reported that cars and trucks could meet a mpg fleet-wide standard within 10 to 15 years without sacrificing performance or safety.
The group also estimated that the nation was saving 2. Richard Bryan, fuel-economy bill co-sponsor, March The steady increase in light-truck sales, largely due to lower fuel-economy standards for trucks and SUVs, actually drove down fleet-wide efficiency during the s.
The average car and truck sold at the end of the decade went about a mile less per gallon of gas than 10 years earlier. When the Clinton administration began the process for raising light-truck fuel economy standards, Congress responded with an appropriations rider taking away the administration's authority to increase vehicle efficiency.
This anti-fuel economy rider remained in effect from to It was passed by the commerce committee but was filibustered on the Senate floor. Had it passed, the United States would now be saving more than a million barrels of oil per day.
Between andaverage passenger vehicle mileage doubled from about In the mids, however, Ford and General Motors lobbied the Reagan administration to lower the standard. The agency also failed to raise light-truck standards during this period, holding them at If CAFE is weakened now, come the next energy crunch American manufacturers will not be able to meet the demand for fuel-efficient cars.
The law called for a doubling of passenger-vehicle efficiency—to Bylight trucks had surpassed cars as the leader in light-duty vehicle sales.Apr 03, · Once those credits and testing procedures are factored in, analysts expected that new cars and light trucks sold in the United States would have .
This statistic shows the monthly retail prices of diesel fuel in the United States from August to August In August , one gallon of diesel cost U.S. dollars. How many alternative fuel and hybrid vehicles are there in the United States?
The U.S. Energy Information Administration (EIA) publishes annual data on the number of alternative-fuel vehicles (AFV) in inventory for four types of vehicle fleets: federal government, state .
About 55 million flex fuel automobiles, motorcycles and light duty trucks manufactured and sold worldwide by mid , led by Brazil with million by mid , followed by the United States with million by the end of , Canada with about million by , and Sweden with , through December An official website of the United States government.
We've made some changes to attheheels.com If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, Web Snapshot. The Corporate Average Fuel Economy (CAFE) regulations in the United States, first enacted by Congress in , are federal regulations intended to improve the average fuel economy of cars and light trucks (trucks, vans and sport utility vehicles) sold in the US in the wake of the Arab Oil Embargo.