Northern States Power Co - Minnesota electricity rates
Investor-owned utility · South Dakota
Northern States Power Co - Minnesota is a for-profit, investor-owned utility regulated by the state utility commission, serving 94,137 homes in South Dakota. Its residential customers pay an average of 14.81¢/kWh including fixed and delivery charges, 18% less than the U.S. average.
Rate basis: EIA-861M monthly utility data, 12 months ending 2026-07.
What things cost on Northern States Power Co - Minnesota's rate
Popular — tap to add, then add more to compare:
Add as many devices as you like to compare them side by side. Search again to add another, or use Duplicate to compare two settings.
Northern States Power Co - Minnesota bill estimates
| Monthly use | At average all-in rate |
|---|---|
| 500 kWh | $74.05 |
| 1,000 kWh | $148.10 |
| 1,500 kWh | $222.15 |
| 2,000 kWh | $296.20 |
Northern States Power Co - Minnesota residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential TOD Overhead Electric Space Heating (A02)time-of-use | 2025-01-01 | $6.00 | 8.8¢ (12am–9am, 9pm–12am) · 31.5¢ (9am–9pm) — summer weekdays |
| Residential TOD Overhead Standard (A02)time-of-use | 2025-01-01 | $6.00 | 8.8¢ (12am–9am, 9pm–12am) · 31.5¢ (9am–9pm) — summer weekdays |
| Residential TOD Underground Electric Space Heating (A04)time-of-use | 2025-01-01 | $6.00 | 8.8¢ (12am–9am, 9pm–12am) · 31.5¢ (9am–9pm) — summer weekdays |
| Residential Service - Overhead Electric Space Heating (A01)time-of-use | 2025-01-01 | $6.00 | 17.4¢ (12am–12am) — summer weekdays |
| Residential TOD Underground Standard (A04)time-of-use | 2025-01-01 | $6.00 | 9.2¢ (12am–9am, 9pm–12am) · 28.6¢ (9am–9pm) — summer weekdays |
| Residential Service - Underground Electric Space Heating (A03)time-of-use | 2025-01-01 | $6.00 | 17.4¢ (12am–12am) — summer weekdays |
| Residential Service - Underground Standard (A03)time-of-use | 2025-01-01 | $6.00 | 17.4¢ (12am–12am) — summer weekdays |
| Residential Service - Overhead Standard (A01)time-of-use | 2025-01-01 | $6.00 | 17.4¢ (12am–12am) — summer weekdays |
| Energy Controlled Service Non-demand metered Residential (A05) | 2015-05-01 | $5.66 | 7.27¢ |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Northern States Power Co - Minnesota rate history
2015–2025: +10% change in the average residential rate (11.94¢ → 13.13¢). Annual EIA-861 data.
Outages & reliability
Right now
Checking live outages…
Reliability history
| 2025 | Northern States Power Co - Minnesota | South Dakota avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 160 | 257 | 266 |
| Outages per customer (SAIFI) | 0.88 | 1.24 | 1.34 |
| Average restoration time (CAIDI) | 3 hr 2 min | — | — |
| Outage minutes excluding major storms | 58 | 63 | 121 |
Outages in counties served (2025)
From ORNL EAGLE-I, which tracks customers without power every 15 minutes. These counts cover every utility in each county. Weighted across Northern States Power Co - Minnesota's counties, customers averaged 6 hr 24 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Sanborn | 598 | 16 | 730 | 2025-08-16 |
| Minnehaha | 527 | 62 | 7,222 | 2025-10-16 |
| Turner | 393 | 16 | 983 | 2025-07-30 |
| Miner | 391 | 10 | 430 | 2025-11-20 |
| McCook | 345 | 16 | 1,715 | 2025-06-12 |
| Hanson | 164 | 3 | 848 | 2025-07-29 |
| Moody | 151 | 14 | 352 | 2025-11-21 |
| Lincoln | 131 | 20 | 3,087 | 2025-03-01 |
| Hutchinson | 115 | 14 | 1,979 | 2025-11-30 |
| Lake | 61 | 17 | 893 | 2025-08-17 |
Northern States Power Co - Minnesota service area
Northern States Power Co - Minnesota serves 10 counties in South Dakota and 48 ZIP codes.
Hanson, Hutchinson, Lake, Lincoln, McCook, Miner, Minnehaha, Moody, Sanborn, Turner
Cities: Sioux Falls, Brandon, Madison, Harrisburg, Tea, Dell Rapids, Canton, Lennox, Crooks, Salem, Garretson, Baltic
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Time-based rate programs | Time-of-use rates |
| Homes on time-based rates | 36 |
| Net-metered solar homes | 0 reported |
| Homes in demand response (e.g. thermostat rebates) | 19,813 |
| Residential efficiency incentives paid (2025) | $122,578 |
| Residential energy saved by programs | 1,405 MWh |
Northern States Power Co - Minnesota at a glance
| Ownership | Investor-owned utility |
| Services | — |
| Commercial rate | 11.45¢/kWh |
| Industrial rate | 8.98¢/kWh |
| Retail revenue (2025) | $260,027,800 |
| Electricity sold (2025) | 2,300,459 MWh |
| Balancing authority | MISO |
| EIA utility ID | 13781 |
| Website | www.xcelenergy.com/company/rates_and_regulations/filings/south_dakota_demand-side_management |
Other utilities in South Dakota
Frequently asked questions
What is Northern States Power Co - Minnesota's electricity rate?
Northern States Power Co - Minnesota residential customers pay an average of 14.81¢ per kWh, all charges included (EIA-861M monthly utility data, 12 months ending 2026-07). That's 4% above the South Dakota average of 14.20¢ and 18% below the U.S. average.
What is the average Northern States Power Co - Minnesota electric bill?
About $114 a month. The average Northern States Power Co - Minnesota home uses 771 kWh a month. At 1,000 kWh the bill would be about $148.
How many customers does Northern States Power Co - Minnesota have?
Northern States Power Co - Minnesota serves 94,137 residential customers and 107,985 customers in total in South Dakota, across 10 counties.
How reliable is Northern States Power Co - Minnesota?
In 2025, the average Northern States Power Co - Minnesota customer was without power for 2 hr 40 min (SAIDI) over 0.88 interruptions (SAIFI), including major storms. Excluding major event days it was 58 min. The South Dakota average was 4 hr 17 min and the U.S. average 4 hr 26 min.
Does Northern States Power Co - Minnesota offer time-of-use rates?
Yes. The OpenEI rate database lists 8 time-of-use residential plans, including Residential TOD Overhead Electric Space Heating (A02). Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Sources: EIA-861 2025 and EIA-861M (through July 2026), OpenEI URDB, ORNL EAGLE-I, U.S. Census. Methodology. Spot an error? Rates change often, so confirm with Northern States Power Co - Minnesota before making decisions.