What regions of the U. S. had the largest growth in electrical transmission lines?

The U.S. electrical grid is the largest interconnected machine on Earth: 200,000 miles of high-voltage transmission lines and 5.5 million miles of local distribution lines, linking thousands of generating plants to factories, homes and businesses.

Explanation:

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The power grid in the United States is the world's most wired machine but so far, the southwest and a small portion of the south (mainly just Texas) have the largest gorwith in electrical transmission lines.

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