El Paso Corp., Arizona’s largest natural gas supplier, has announced plans to develop an underground natural gas storage complex near Eloy to strengthen the state’s energy infrastructure.

When Don Bricker, a project manager for Intel Corp., drives past a gasoline station, he sympathizes for the folks who are pumping fuel that is rising in price by 5 cents a gallon every few days.

When Don Bricker, a project manager for Intel Corp., drives past a gasoline station, he sympathizes for the folks who are pumping fuel that is rising in price by 5 cents a gallon every few days.

A Cornell University study is drawing criticism from the Marcellus Shale industry by concluding that methane produced from shale gas has as large or even larger "greenhouse gas footprint" than coal.

Arizona Corporation Commission members are proposing that six natural-gas companies doing business in the state reduce the amount of fuel they sell by 6 percent by 2020.

ALBANY, N.Y. - Advanced drilling techniques that blast millions of gallons of water into 400-million-year-old shale formations a mile underground are opening up "unconventional" gas fields touted as a key to the nation's energy future.

DALLAS - A series of explosions at a facility that sells liquefied natural gas sent flaming debris raining onto highways and buildings near downtown Wednesday. At least two people were seriously injured, hospital officials said.

Arizonans are facing the danger of becoming dependent on unreliable foreign suppliers for natural gas to run power plants and heat their homes, state energy regulators warned Wednesday.

A major Tempe gas line ruptured Thursday, forcing officials to evacuate about 50 people from businesses and Arizona State University.

WASHINGTON - The United States is increasingly going overseas to meet its natural gas needs, setting in motion a significant shift with a familiar, if unpleasant, side effect for the world’s largest energy consumer.

Arizona Public Service Co. gave new meaning to the term electric shock when it announced on Friday that it needed to hike its rates by 20 percent. Several members of the Arizona Corporation Commission, which regulates APS’ rates, were quick to point out to the Tribune’s Ed Taylor in Saturday’s paper that the full request stands little if any chance of being approved.

Mesa’s natural gas utility is bracing for an uncertain future under a modified contract with El Paso Natural Gas Co. that takes effect today.

Arizona utility regulators warned of natural gas shortages and higher prices following a federal ruling this week, which they say will allow California users to divert some of Arizona’s gas supply to their state.

Paul Gianakas saw a business opportunity in the cars of the future. To finance it, he had to part with cars of the past.

Salt River Project announced its intention Wednesday to build three new natural gas-fired power plants in Pinal County to meet the growing demand for electricity in the northern part of the county.

A Canadian energy company has announced plans to build a natural gas-fired generating station in Coolidge to serve the growing number of Salt River Project customers in the East Valley.

A Canadian energy company has announced plans to build a natural gas-fired generating station in Coolidge to serve the growing number of Salt River Project customers in the East Valley.

The second and last new unit at the Santan Generating Station in Gilbert has been placed in commercial operation by Salt River Project, in time to help meet the peak summer demand for electricity.

A lot of mischief has been done in the name of alternative fuels in Arizona. There was former legislator Jeff Groscost’s alt-fuels bill that cost taxpayers an estimated $200 million in subsidies for luxury-vehicle purchasers.

Southwest Gas Corp. received the Industry Leader Accident Prevention Certificate for its efforts on safety in the natural gas industry.