WASHINGTON (7News) — Natural gas company AltaGas will pay the District of Columbia at least $2.1 million in penalties for failing to deliver on a promised solar energy offset, Attorney General Brian L ...

Residents in Northern Virginia will see higher gas bills starting next month because of a temporary surcharge from its main utility provider, the Washington Gas Light Co. The surcharge will affect 556 ...

Advocates are ramping up pressure on the Maryland Public Service Commission to penalize Washington Gas Light Company following a March ruling which found that the company misled millions of customers ...

After a recent refinery fire at the Martinez Refining Company in California, Washington gas prices are up. In Washington, the average price of a gallon of gas surged by roughly $0.21. “California has ...

A former Washington Gas plant is leaking hazardous waste chemicals into the Anacostia River, an investigation from the attorney general's office and D.C.'s Department of Energy and Environment found.

Washington is the only state with gas prices that are higher than last year, according to The Center Square. The average gas price per gallon in Washington is $1.21 higher than the national average as ...

Gas prices in Whatcom County and Bellingham have decreased this month, and we found the cheapest gas station in Whatcom County for you to save at the pump. The average price of a gallon of gas across ...

SPOKANE, Wash. — You're paying some of the highest gas prices in the country if you're filling up in Washington, where drivers are spending $4.33 per gallon, according to AAA. While some relief may be ...

Predictions of an arctic cold wave headed for the United States pushed wholesale natural gas prices up by more than 10 percent to record highs yesterday, putting an even greater squeeze on the ...

Trucks roll on Interstate 5 in Washington. Cap-and-trade taxes are at an all-time high and Washington is closing in on California’s highest-in-the-county gasoline prices. (Don Jenkins/ Capital Press) ...