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How it works

You get notified when your statement is available

Connect your utility bill to your secure Arcadia Power account and choose your preferred payment method. Arcadia Power will then receive your utility bill right when it comes out, and send you a statement 72 hours in advance to processing your payment.


Your bill payment is processed on time, automatically

We automatically process your payment and send it to your utility without you lifting a finger. Need to delay a payment? No problem, just contact us.


You’re all set

Your utility bill is paid on time, you earn your rewards points and mileage, and we will even look for ways you can save on your monthly bill.


Have questions? Visit our FAQ.

NorthWestern Energy – South Dakota


When one thinks of South Dakota, does your mind immediately conjure up the busts of former presidents on Mount Rushmore and expansive landscapes that stretch to the horizon? The truth is that South Dakota has a lot to offer, from the motorcycle rallies that occur each year in Sturgis, 13 states park that offer everything from whitewater rafting to freshwater fishing opportunities, and the modernity of cities like Sioux Falls. For a sparsely-populated state of 878,000 residents, over 14 million tourists flock to South Dakota to take in the natural beauty, staggering landscapes, and unique charm that makes South Dakota such a unique place to visit.

Serving 650,000 customers’ energy needs in South Dakota is NorthWestern Energy, a power company with more than 100 years of providing energy in the state. Because NorthWestern Energy realizes that the future of a pristine South Dakota depends on how energy and the environment are inextricably linked, the company has taken action to incorporate renewable energy into their energy mix as part of their environmental stewardship.

Energy mix in SD

Energy source % Mix
Natural Gas

According to the United States Energy Information Administration, South Dakota is ranked 6th in the nation in ethanol production capacity, with 7% of the U.S. total in 2017. As of 2017, hydroelectric power provided more than 2/5 of South Dakota’s net electricity generation, which is the largest share of any energy source in the state and provides an example for other states to follow. Similarly in 2016, wind power provided nearly 30% of South Dakota’s total net electricity generation, with wind farms providing a larger share of state generation in South Dakota, ranking just behind Iowa.

Forget fees, earn points and save

Arcadia Power fee per transaction


Example annual breakdown on a $100 power bill
Transaction fees
Cash back on a 2% rewards card
Total annual value
NorthWestern Energy fee per transaction


Example annual breakdown on a $100 power bill
Transaction fees
Cash back on a 2% rewards card
$ 24
Total annual value

How does Arcadia Power help me pay my NorthWestern Energy bill more efficiently?

When you enroll in Bill Pay, Arcadia Power will receive your NorthWestern Energy bill and we will send you one statement. This makes how you pay NorthWestern Energy bills easier.

However, if you aren’t enrolled in Arcadia Power’s Bill Pay program, you will continue to receive your NorthWestern Energy utility bills Additionally, if you receive separate utility bills for gas, water, or sewage, those bills from your NorthWestern Energy (and other utilities) will continue to come in the mail.

If you’re curious, here’s how the process works:


Your NorthWestern Energy bill is sent directly to Arcadia Power.


We email you a statement that includes your utility bill charge, your clean energy and overall energy usage, and savings credits or charges from any Arcadia Power programs you are enrolled in.


Three days after we send your statement, we charge the payment method you provided to make sure your electric bill is paid on time, every time. And since you’re set up for autopay, you won’t need to do a thing.


We take security and privacy seriously, and offer bank-level security with PCI-DSS compliance for your payments which is the most stringent level of certification available in the payment industry.

Certifications & affiliations

We are a Green America certified Gold member, accredited by the BBB, and a member of the two leading renewable energy associations AWEA and SEIA.

Plus, enjoy these extra free perks

Automatic savings

Save every month on your bills with our Smart Rate, Community Solar and Home Efficiency programs.

Renewable energy

We reduce your impact by purchasing renewable energy credits on your behalf from wind and solar farms at no extra cost.

Energy dashboard

Track your bills, impact and savings with your personalized energy dashboard.

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