Slope Electric Co-op electricity rates
Electric cooperative · North Dakota · MRO region · SPP
Slope Electric Co-op is a member-owned electric cooperative, so its customers own it and elect its board, serving 3,214 homes in North Dakota. Its residential customers pay an average of 14.89¢/kWh including fixed and delivery charges, 17% less than the U.S. average.
Rate basis: EIA-861 2025 annual data, adjusted to the 12 months ending 2026-07 using the state's price trend.
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Slope Electric Co-op bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $74.45 | $64.50 |
| 1,000 kWh | $148.90 | $92.00 |
| 1,500 kWh | $223.35 | $119.50 |
| 2,000 kWh | $297.80 | $147.00 |
*Farm, Residence, School, Church, Township and Community Hall Rate (Three Phase) (effective 2002-07-01, $18.00/month customer charge), energy and fixed charges from the OpenEI Utility Rate Database. Riders, fuel adjustments and taxes are often billed separately, so real bills usually land closer to the all-in column. Calculate your bill.
Slope Electric Co-op residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Farm, Residence, School, Church, Township and Community Hall Rate (Three Phase) | 2002-07-01 | $18.00 | 9.30¢ first 500 kWh, 5.50¢ after |
| Farm, Residence, School, Church, Township and Community Hall Rate (Single Phase) | 2002-07-01 | $13.00 | 9.30¢ first 500 kWh, 5.50¢ after |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Slope Electric Co-op rate history
2015–2025: +68% change in the average residential rate (8.50¢ → 14.27¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
Slope Electric Co-op doesn't report reliability metrics to EIA (common for small utilities).
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 Slope Electric Co-op's counties, customers averaged 104 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Bowman | 188 | 4 | 137 | 2025-12-18 |
| Hettinger | 62 | 2 | 91 | 2025-08-16 |
| Slope | 50 | 1 | 115 | 2025-08-18 |
| Adams | 46 | 1 | 161 | 2025-06-16 |
Slope Electric Co-op service area
Slope Electric Co-op serves 4 counties in North Dakota and 20 ZIP codes.
Adams, Bowman, Hettinger, Slope
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 0 reported |
Slope Electric Co-op at a glance
| Ownership | Electric cooperative |
| Services | Distribution |
| Commercial rate | 15.25¢/kWh |
| Industrial rate | 8.63¢/kWh |
| Retail revenue (2025) | $19,810,000 |
| Electricity sold (2025) | 191,801 MWh |
| Peak demand | 24 MW summer · 34 MW winter |
| Line losses | 5.8% |
| Balancing authority | SWPP |
| EIA utility ID | 17261 |
Other utilities in North Dakota
Frequently asked questions
What is Slope Electric Co-op's electricity rate?
Slope Electric Co-op residential customers pay an average of 14.89¢ per kWh, all charges included (EIA-861 2025 annual data, adjusted to the 12 months ending 2026-07 using the state's price trend). That's 21% above the North Dakota average of 12.32¢ and 17% below the U.S. average.
What is the average Slope Electric Co-op electric bill?
About $171 a month. The average Slope Electric Co-op home uses 1,149 kWh a month. At 1,000 kWh the bill would be about $149.
How many customers does Slope Electric Co-op have?
Slope Electric Co-op serves 3,214 residential customers and 4,142 customers in total in North Dakota, across 4 counties.
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 Slope Electric Co-op before making decisions.