Potomac Edison Market Street
AvailableEV charging station in Frederick, Maryland on the ChargePoint network — 2 Level 2. US DOE AFDC station 312207.
At a glance
Potomac Edison Market Street is a public EV charging station at 331 N Market St in Frederick, Maryland, on the ChargePoint network. It has 2 charging ports (2 Level 2) with J1772 connectors. The US DOE registry lists it as available, open since Oct 3, 2023.
Station record
DOE registry record
| Field | Value |
|---|---|
| AFDC station ID | 312207 |
| Network | ChargePoint |
| Status | Available (E) |
| Access | Public |
| Open date | Oct 3, 2023 |
| Last updated at source | Oct 12, 2026 |
Plugs
Connectors & pricing
- J1772 — The standard Level 1/2 AC connector.
Pricing: not listed in the DOE registry.
Within ~15 km
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What kind of charging does Potomac Edison Market Street offer?
Of its 2 ports, 2 are Level 2. Level 2 ports are 240-volt AC chargers, typically used where a car is parked for an hour or more. That is about 41% below the Maryland average of 3.4 ports per station. The registry lists one connector type: J1772, the standard Level 1/2 AC connector.
How does Potomac Edison Market Street compare with other stations in Frederick?
Frederick has 40 charging stations in the DOE registry with 181 ports, the 8th-most of 248 cities and towns in Maryland. Potomac Edison Market Street accounts for 1% of the charging ports in Frederick. ChargePoint runs 12 stations 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.
Who operates Potomac Edison Market Street?
The largest US charging network by station count — mostly Level 2 at workplaces, retail and municipal sites. ChargePoint operates 48,998 stations in the registry across 52 states, with 5,017 DC fast and 83,427 Level 2 ports in total. 659 of those stations are in Maryland, 35% of the state's 1,866.
What does the “Available” status mean?
“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 Oct 3, 2023, one of 257 stations in Maryland with a 2023 open date. The station's record was last updated at the source on Oct 12, 2026.
Frequently asked questions
How many chargers does Potomac Edison Market Street have?
Potomac Edison Market Street has 2 charging ports: 2 Level 2.
Does Potomac Edison Market Street have DC fast charging?
No. The registry lists no DC fast ports here; its 2 ports are all Level 2.
What connectors does Potomac Edison Market Street have?
Potomac Edison Market Street has J1772 connectors.
Is Potomac Edison Market Street open to the public?
Yes. Potomac Edison Market Street is listed with public access, and its status is available.
Where is Potomac Edison Market Street?
Potomac Edison Market Street is at 331 N Market St, Frederick, MD 21701. Its coordinates are 39.41858, -77.41065.
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Dataset updated . Source: US DOE Alternative Fuels Data Center station 312207, weekly full pull.
About this data
Source: US Department of Energy Alternative Fuels Data Center (AFDC) station registry, as published October 12, 2026 — ChargeCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: ChargeCensus, “Potomac Edison Market Street, Frederick, MD (AFDC station 312207)”, https://chargecensus.com/stations/maryland/potomac-edison-market-street-312207 (data as of October 12, 2026).