Injecting hydrogen into California’s existing natural gas distribution infrastructure may increase leaks, a study sponsored by the state’s regulators has found.

Hydrogen

The California Public Utility Commission (CPUC) study, Hydrogen Blending Impacts Study, researchers from the University of California at Riverside (UC Riverside) and the Gas Technology Institute (GTI) completed a review of existing literature, in addition to laboratory experiments to assess areas of concern. 

“The various sectors of the natural gas infrastructure – end-use, distribution, transmission and storage – are at varying stages of readiness due to the many factors that are becoming more well understood, thanks to research projects such as the UC Riverside work,” a GTI spokesperson told...