How many EV charging stations are in Pennington County, SD?

Pennington County has 6 publicly accessible EV charging stations with 25 ports, including 16 DC fast chargers and 9 Level 2 ports.

Which towns in Pennington County have EV charging?

Smaller towns in Pennington County with EV charging include Keystone, Wall, Rapid Ciy. Each is listed below with its full station detail.

What is the EV charging outlook for Pennington County?

64% of Pennington County's charging ports are DC fast chargers and 36% are Level 2.

When is the cheapest time to charge an EV in Pennington County?

South Dakota has no live wholesale day-ahead market, so the reliable rule applies: charge during your utility's overnight off-peak window, about ~12 AM - 6 AM.

Verified · Jun 28, 2026

EV Charging in Pennington County, South Dakota

6 charging stations across Pennington County — 16 DC fast chargers and 9 Level 2 ports spread across 3 smaller towns.

Infrastructure Grade

64% DC Fast

Based on DC Fast Charger ratio

16 of 25 ports

How is this graded?

Based on DC Fast Charger ratio:

A: 40%+ DC Fast ports
B: 30–39%
C: 20–29%
D: 10–19%
F: Under 10%

Learn about charging levels

Density Metrics

Total Stations 6

Ports per Station 4.2

Data Status

Current

Last updated: Jun 30, 2026

Data sourced from U.S. DOE AFDC

Explore national charging data & charts →

95% working at South Dakota · verified Jun 7, 2026

Cheapest Time to Charge an EV in Pennington County Today

South Dakota isn't part of a wholesale day-ahead electricity market, so there's no live grid price curve here. The reliable rule still applies: charge during your utility's overnight off-peak window, about ~12 AM - 6 AM.

TOU off-peak anchor

~12 AM - 6 AM

Works on any time-of-use plan

Wholesale day-ahead prices via the open-source gridstatus library, refreshed daily.