EVsmart - Pepco - Cabin John Ice Rink
10610 Westlake Dr, Rockville, MD 20852
- Max power
- 150 kW
- High-power DC
- Charging ports
- 6
- CCS1, CHAdeMO, J1772
- Price
- Free
- No charging fee listed
- Hours
- 24/7
- Open all day
EVsmart - Pepco - Cabin John Ice Rink is a DC fast-charging station run by Swtch at 10610 Westlake Dr in Rockville, MD. It has 6 charging ports with CCS1, CHAdeMO and J1772 connectors and delivers up to 150 kw. Charging is free, and the site is open 24 hours a day.
How long will charging take?
10% to 80%, 77 kWh battery
~35min
Range added in 15 minutes
~77mi
Estimates for a typical long-range EV. Real times depend on your car's maximum charging rate, battery temperature, state of charge and whether power is shared between neighbouring stalls. How charging speed works
Connectors and compatibility
CHAdeMO
2 ports · 150 kW
DC fast
An older Japanese DC standard, being phased out in North America; usually capped near 50 kW.
Works with: Nissan Leaf (all years) and Mitsubishi Outlander PHEV. Few new vehicles use it.
CCS1
2 ports · 150 kW
DC fast
The DC fast-charging plug used by most non-Tesla EVs sold in North America before 2025.
Works with: Ford Mustang Mach-E, Chevrolet Bolt and Equinox EV, Hyundai Ioniq 5/6, Kia EV6/EV9, VW ID.4, BMW i4/iX, Rivian, Lucid and most other EVs. Teslas can use it with a CCS adapter.
J1772
2 ports · 7 kW
AC
The universal Level 2 AC plug in North America.
Works with: Every non-Tesla EV and plug-in hybrid. Teslas charge with the J1772 adapter that ships with the car.
Pricing
Free
Network listing: “Free”
Location and access
- Address
- 10610 Westlake Dr
Rockville, MD 20852 - Coordinates
- 39.03067, -77.14824
- Hours
- 24/7
- Phone
- 844-798-2438
- Network
- Swtch
- On site
- 24/7 Access
Questions drivers ask
How fast is EVsmart - Pepco - Cabin John Ice Rink?
It delivers up to 150 kW. A typical 77 kWh EV charging from 10% to 80% here needs roughly 35 minutes, though your car's own charging curve, battery temperature and shared power can change that.
How much does it cost to charge at EVsmart - Pepco - Cabin John Ice Rink?
Charging is listed as free. Parking fees or time limits may still apply.
What plugs does EVsmart - Pepco - Cabin John Ice Rink have?
2 × CHAdeMO up to 150 kW; 2 × CCS1 (Combined Charging System) up to 150 kW; 2 × J1772 (Type 1) up to 7 kW.
Is EVsmart - Pepco - Cabin John Ice Rink open 24/7?
Yes, the network lists it as open 24 hours a day.
Source: U.S. Department of Energy Alternative Fuels Data Center (AFDC), station ID 355872. Last confirmed by the network on Jan 13, 2026; opened Sep 18, 2024.