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What size ground wire do I need for 100 amp service?

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asked Dec 12, 2018 in Do it yourself by patrickfrances (240 points)
What size ground wire do I need for 100 amp service?

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answered Dec 13, 2018 by Grahlu (51,270 points)
The size of ground wire you need for a 100 AMP service is #8 copper ground wire to meet code.

Of course you can go larger than that but #8 copper ground wire is more than sufficient for 100 AMP electrical service.

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