Algonquin Gas Cleared to Build Turbine That Emits Nitrogen Oxide

A decision by the Massachusetts Department of Environmental Protection to allow Algonquin Gas Transmission LLC to build a natural gas compressor station in Weymouth, Mass., even though it will emit air pollutants, was approved by the First Circuit.

Algonquin’s plan calls for using a natural-gas-fired compressor at the station that will emit nitrogen oxides into the air. Neighboring cities and individuals argued that Algonquin should use an electric turbine that won’t create air pollution.

The state’s conclusion that the gas turbine was the best available control technology wasn’t arbitrary and capricious, the opinion by Judge William J. Kayatta Jr. said. ...