The industrial production (IP) index measures the real output of all relevant establishments located in the United States, regardless of their ownership, but not those located in U.S. territories.
NAICS = 22112pt.
Source Code: IP.N22112M.S
Board of Governors of the Federal Reserve System (US), Industrial Production: Utilities: Industrial Electricity Sales (NAICS = 22112pt.) [IPN22112MSQ], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/IPN22112MSQ, June 13, 2021.