Nec 682.2

[codequestion]

Where would one get data mentioned in Nec 682.2 electrical datum plane #1 highest tide level, #2 highest water level, #4 water level?

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[shespuzzling]

We use the FEMA flood maps to determine 100 and 500 year flood elevations, not sure if applies to your situation or not.

https://msc.fema.gov/portal/search