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Power grid officials: Diverse energy sources, more transmission needed

Stephen G. Whitley of New York ISO (at left) and Gordon van Welie of ISO New England (at right), with colleagues from the Northeast at Friday’s energy conference.
Stephen G. Whitley of New York ISO (at left) and Gordon van Welie of ISO New England (at right), with colleagues from the Northeast at Friday’s energy conference.David L. Ryan/Globe Staff

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The leaders of two major power grid operators in the Northeast said Friday that the region needs a more diverse mix of fuel to generate power, and more pipeline and transmission capacity to bring the energy here.

At an energy conference in Boston Friday hosted by their organizations, the chief executives of the New England and New York independent systems operators, or ISOs, said the region is increasingly dependent on natural gas, and risks price jumps and power interruptions if it does not find ways to tap other sources.

Among the possibilities: hydroelectric power from Quebec. But New England does not have the transmission capacity needed to transport substantial amounts of the power from north of the border.

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