Airport twitter told us “we have water refill stations”
From their website map we found
Water Refill Stations near
Gate D4, Gate C9, Gate C10, Gate E3, Gate E4, Gate E12, Gate E20, Gate B4, Gate E25, Gate B7, Gate B7, Gate A4, Gate A5, Gate A22, Gate A8
#plasticfree @CLTAirport