Walmart 2031 (Union City, CA)

Of its 4 ports, 3 are DC fast and 1 is Level 2. DC fast ports deliver direct current straight to the battery and are the ones used for quick stops on longer trips. Level 2 ports are 240-volt AC chargers, typically used where a car is parked for an hour or more. That is roughly in line with the California average of 3.7 ports per station. The registry lists 2 connector types: J1772, the standard Level 1/2 AC connector; CCS, Combined Charging System — the J1772-based DC fast connector.

Union City has 31 charging stations in the DOE registry with 72 ports. Walmart 2031 (Union City, CA) accounts for 6% of the charging ports in Union City. It is the only Electrify America station in Union City. Statewide, California has 21,814 stations and 81,788 ports, the largest station count of the 51 states and DC. The biggest station in California, Viejas Casino and Resort in Alpine, has 432 ports.

The Volkswagen-founded DC fast network along highway corridors. Electrify America operates 1,221 stations in the registry across 48 states, with 6,029 DC fast and 170 Level 2 ports in total. 330 of those stations are in California, 2% of the state's 21,814.

“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 Feb 8, 2020, one of 2,341 stations in California with a 2020 open date. The station's record was last updated at the source on Oct 12, 2026.