U.S. Energy Information Administration logo
Skip to sub-navigation

Connecticut

May 12, 2025

Residential electric bills in Hawaii and Connecticut are twice those in New Mexico, Utah


March 26, 2025

U.S. biodiesel use increases outside of the transportation sector


March 15, 2023

Residential retail electric choice participation rate has leveled off since 2019


September 12, 2022

Distillate stocks in U.S. New England and Central Atlantic states fall to low levels


September 8, 2022

RGGI carbon dioxide emissions price reached new quarterly record in June 2022


August 31, 2020

More energy is used per person for transportation in states with low population density


October 7, 2019

Five states have implemented programs to assist nuclear power plants


June 3, 2014

Recent trends in energy-related CO2 emissions vary across regions and states


February 3, 2014

Lower emissions cap for Regional Greenhouse Gas Initiative takes effect in 2014


May 10, 2013

Heating oil futures contract now uses ultra-low sulfur diesel fuel


November 5, 2012

EIA initiates daily gasoline availability survey for metropolitan New York


May 14, 2012

State electric retail choice programs are popular with commercial and industrial customers


April 11, 2012

State-level retail gasoline taxes vary significantly


April 3, 2012

Both State and Federal governments have appliance efficiency standards


October 19, 2011

State heating oil and propane program season begins


October 13, 2011

Northeast Home Heating Oil Reserve now focuses on New England


October 12, 2011

EIA projects record winter household heating oil prices in the Northeast


May 19, 2011

Participation lags in most electricity retail choice States


April 21, 2011

Vehicle use varies across U.S. regions


April 18, 2011

Natural gas storage withdrawal season review


March 4, 2011

Average wholesale electric power prices rose in 2010


February 15, 2011

Demand response can lower electric power load when needed


Statistics
Analysis
Tools
Education
News

Petroleum & Other Liquids

Crude oil, gasoline, heating oil, diesel, propane, and other liquids including biofuels and natural gas liquids.

Natural Gas

Exploration and reserves, storage, imports and exports, production, prices, sales.

Electricity

Sales, revenue and prices, power plants, fuel use, stocks, generation, trade, demand & emissions.

Coal

Reserves, production, prices, employment and productivity, distribution, stocks, imports and exports.

Nuclear & Uranium

Uranium fuel, nuclear reactors, generation, spent fuel.

Renewable & Alternative Fuels

Includes hydropower, solar, wind, geothermal, biomass and ethanol.

EIA Survey Forms

Forms EIA uses to collect energy data including descriptions, links to survey instructions, and additional information.

Total Energy

Comprehensive data summaries, comparisons, analysis, and projections integrated across all energy sources.

U.S. States

State energy information, including overviews, rankings, data, and analyses.

International

International energy information, including overviews, rankings, data, and analyses.

Environment

Greenhouse gas data, voluntary reporting, electric power plant emissions.

Data Tools, Apps, & Maps

Tools to customize searches, view specific data sets, study detailed documentation, and access time-series data.

Open Data

EIA's free and open data available as API, Excel add-in, bulk files, and widgets

EIA Beta

Come test out some of the products still in development and let us know what you think!

Open Source Code

EIA's open source code, available on GitHub.

RSS Feeds

Subscribe to feeds for updates on EIA products including Today in Energy and What's New.