Twin City Plaza
AvailableEV charging station in Somerville, Massachusetts on the EVgo network — 6 DC fast. US DOE AFDC station 399902.
At a glance
Twin City Plaza is a public EV charging station at 14-22 McGrath Hwy in Somerville, Massachusetts, on the EVgo network. It has 6 charging ports (6 DC fast) with CCS connectors. The US DOE registry lists it as available, open since Jun 18, 2025.
Station record
DOE registry record
| Field | Value |
|---|---|
| AFDC station ID | 399902 |
| Network | EVgo |
| Status | Available (E) |
| Access | Public |
| Open date | Jun 18, 2025 |
| Last updated at source | Oct 12, 2026 |
Plugs
Connectors & pricing
- CCS — Combined Charging System — the J1772-based DC fast connector.
Pricing: not listed in the DOE registry.
Location
- Address
- 14-22 McGrath Hwy
- City
- Somerville
- State
- Massachusetts
- ZIP
- 02143
- Coordinates
- 42.37321, -71.08623
Within ~15 km
Nearby charging
- Avalon Quincy Adams83 ports
Loop · Available
- The Proof64 ports
Loop · Available
- Encore Boston Harbor62 ports
Loop · Available
- Encore Boston Harbor Private43 ports
Loop · Available
Tesla Destination · Available
- MGH Charlestown 199 Garage32 ports
Non-networked · Available
What kind of charging does Twin City Plaza offer?
Of its 6 ports, 6 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 Massachusetts average of 2.6 ports per station. The registry lists one connector type: CCS, Combined Charging System — the J1772-based DC fast connector.
How does Twin City Plaza compare with other stations in Somerville?
Somerville has 56 charging stations in the DOE registry with 163 ports, the 11th-most of 331 cities and towns in Massachusetts. Twin City Plaza accounts for 4% of the charging ports in Somerville. It is the only EVgo station in Somerville. Statewide, Massachusetts has 4,921 stations and 13,009 ports, the 3rd-largest station count of the 51 states and DC. The biggest station in Massachusetts, Avalon Quincy Adams in Quincy, has 83 ports.
Who operates Twin City Plaza?
DC fast-focused urban charging network. EVgo operates 1,220 stations in the registry across 48 states, with 5,381 DC fast and 120 Level 2 ports in total. 18 of those stations are in Massachusetts, under 1% of the state's 4,921.
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 Jun 18, 2025, one of 680 stations in Massachusetts with a 2025 open date. The station's record was last updated at the source on Oct 12, 2026.
Frequently asked questions
How many chargers does Twin City Plaza have?
Twin City Plaza has 6 charging ports: 6 DC fast.
Does Twin City Plaza have DC fast charging?
Yes. The registry lists 6 DC fast ports at Twin City Plaza, with CCS connectors.
What connectors does Twin City Plaza have?
Twin City Plaza has CCS connectors.
Is Twin City Plaza open to the public?
Yes. Twin City Plaza is listed with public access, and its status is available.
Where is Twin City Plaza?
Twin City Plaza is at 14-22 McGrath Hwy, Somerville, MA 02143. Its coordinates are 42.37321, -71.08623.
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Dataset updated . Source: US DOE Alternative Fuels Data Center station 399902, 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, “Twin City Plaza, Somerville, MA (AFDC station 399902)”, https://chargecensus.com/stations/massachusetts/twin-city-plaza-399902 (data as of October 12, 2026).