Electricity generators then have to use more expensive fuels, the chief of ISO New England tells a conference. :
Electricity generators then have to use more expensive fuels, the chief of ISO New England tells a conference. CRANSTON, R.I. – The independent corporation overseeing the operation of New England’s power system says natural gas pipelines feeding the region are so constrained that electricity prices are driven higher during cold winters. ISO New England President Gordon van Welie says regional pipelines were built for gas distribution companies’ heating demands, not for power generation.