Tandem Coffee
AvailableEV charging station in Portland, Maine, not on a charging network — 1 Level 2. US DOE AFDC station 198029.
At a glance
Tandem Coffee is a public EV charging station at 122 Anderson St in Portland, Maine, not attached to a charging network. It has 1 charging port (1 Level 2) with J1772 connectors. The US DOE registry lists it as available, open since Oct 18, 2021.
Station record
DOE registry record
| Field | Value |
|---|---|
| AFDC station ID | 198029 |
| Network | Non-networked |
| Status | Available (E) |
| Access | Public |
| Facility | Restaurant |
| Open date | Oct 18, 2021 |
| Last updated at source | Sep 14, 2026 |
Plugs
Connectors & pricing
- J1772 — The standard Level 1/2 AC connector.
Pricing: $2.50 per hour
Within ~15 km
Nearby charging
- USM Parking Garage58 ports
Blink · Available
- Dougherty Commons18 ports
Red E · Available
Tesla Supercharger · Available
Tesla Supercharger · Available
- Unum12 ports
Non-networked · Available
Tesla Supercharger · Available
What kind of charging does Tandem Coffee offer?
Of its 1 port, 1 is 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 61% below the Maine average of 2.5 ports per station. The registry lists one connector type: J1772, the standard Level 1/2 AC connector. Pricing as reported to the registry: “$2.50 per hour”. The site is listed as a restaurant location.
How does Tandem Coffee compare with other stations in Portland?
Portland has 60 charging stations in the DOE registry with 242 ports, the most of 136 cities and towns in Maine. Tandem Coffee accounts for under 1% of the charging ports in Portland. Statewide, Maine has 694 stations and 1,759 ports, the 27th-largest station count of the 51 states and DC. The biggest station in Maine, USM Parking Garage in Portland, has 58 ports.
Who operates Tandem Coffee?
Tandem Coffee is listed as non-networked: its chargers are not run through a charging-network account. Maine has 140 non-networked stations, 20% of its total.
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 18, 2021, one of 59 stations in Maine with a 2021 open date. The station's record was last updated at the source on Sep 14, 2026.
Frequently asked questions
How many chargers does Tandem Coffee have?
Tandem Coffee has 1 charging port: 1 Level 2.
Does Tandem Coffee have DC fast charging?
No. The registry lists no DC fast ports here; its one port is Level 2.
What connectors does Tandem Coffee have?
Tandem Coffee has J1772 connectors.
Is charging at Tandem Coffee free?
Pricing as reported to the DOE registry: $2.50 per hour.
Is Tandem Coffee open to the public?
Yes. Tandem Coffee is listed with public access, and its status is available.
Where is Tandem Coffee?
Tandem Coffee is at 122 Anderson St, Portland, ME 04101. Its coordinates are 43.66694, -70.25584.
More EV charging around Portland
Working with Maine charging stations? Pro adds alerts, change history and CSV export ($29/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
Dataset updated . Source: US DOE Alternative Fuels Data Center station 198029, 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, “Tandem Coffee, Portland, ME (AFDC station 198029)”, https://chargecensus.com/stations/maine/tandem-coffee-198029 (data as of October 12, 2026).