Johnson Creek, WI - Tesla Supercharger

Of its 8 ports, 8 are DC fast. DC fast ports deliver direct current straight to the battery and are the ones used for quick stops on longer trips. That is about 2.9 times the Wisconsin average of 2.7 ports per station. The registry lists 2 connector types: CCS, Combined Charging System — the J1772-based DC fast connector; NACS (Tesla), the North American Charging Standard connector. The site is listed as a gas station location.

Johnson Creek has 7 charging stations in the DOE registry with 16 ports. Johnson Creek, WI - Tesla Supercharger accounts for 50% of the charging ports in Johnson Creek. It is the only Tesla Supercharger station in Johnson Creek. Statewide, Wisconsin has 946 stations and 2,570 ports, the 24th-largest station count of the 51 states and DC. The biggest station in Wisconsin, To Be Installed [TBD - City of Madison] in Madison, has 31 ports.

Tesla's DC fast-charging network — the largest DC fast footprint in the US, increasingly open to non-Tesla EVs via NACS. Tesla Supercharger operates 3,280 stations in the registry across 51 states, with 40,183 DC fast ports in total. 40 of those stations are in Wisconsin, 4% of the state's 946.

“Available” means the station is open and in service according to the DOE registry. Its access code is public, meaning it is listed as open to any driver. It opened on Sep 26, 2023, one of 117 stations in Wisconsin with a 2023 open date. The station's record was last updated at the source on Jun 18, 2026.