HARTFORD, Conn. (CBSNewYork) – Cold weather brings a spike in demand for heating, and energy officials in Connecticut explain constraints on natural gas pipelines that supply power plants may force the region to rely on other, more expensive power resources.

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“Our analysis over the next 10 years shows there is a deficit in gas pipeline supply, particularly in the winter, on the order of a billion cubic feet per day or about 5,000 megawatts,” Energy Commissioner Robert Klie said.

Klie says that means the power supply will rely more on oil or coal-fired power plants, which will not only be an environmental challenge, but it will be more expensive.

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He says this is also part of the reason why CL&P and regional other utilities have gone after rate hikes.

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