Frederick, MD Rechargery Relay - W Patrick St

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 2.3 times the Maryland average of 3.4 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.

Frederick has 40 charging stations in the DOE registry with 181 ports, the 8th-most of 248 cities and towns in Maryland. Frederick, MD Rechargery Relay - W Patrick St accounts for 4% of the charging ports in Frederick. It is the only IONNA station in Frederick. Statewide, Maryland has 1,866 stations and 6,365 ports, the 16th-largest station count of the 51 states and DC. The biggest station in Maryland, Aberdeen Proving Grounds in Aberdeen, has 36 ports.

The automaker joint-venture DC fast network (BMW, GM, Honda, Hyundai, Kia, Mercedes, Stellantis, Toyota). IONNA operates 199 stations in the registry across 31 states, with 1,654 DC fast ports in total. 4 of those stations are in Maryland, under 1% of the state's 1,866.

“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 Jul 1, 2026, one of 96 stations in Maryland with a 2026 open date. The station's record was last updated at the source on Oct 12, 2026.