Twin County Electric Power Association electricity rates
Electric cooperative · Mississippi
Twin County Electric Power Association is a member-owned electric cooperative, so its customers own it and elect its board, serving 12,430 homes in Mississippi. Its residential customers pay an average of 17.45¢/kWh including fixed and delivery charges, 3% 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. This utility files EIA's short form, which reports total sales only, so the rate covers all customer classes.
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Twin County Electric Power Association bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $87.25 | $62.65 |
| 1,000 kWh | $174.50 | $106.65 |
| 1,500 kWh | $261.75 | $150.65 |
| 2,000 kWh | $349.00 | $194.65 |
*Rate Class - A Farm & Home (effective 2008-07-19, $18.65/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.
Twin County Electric Power Association residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Rate Class - A Farm & Home | 2008-07-19 | $18.65 | 8.80¢ |
| Rate Class - AE all electric residential | 2008-06-19 | $25.57 | 8.03¢ |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Twin County Electric Power Association rate history
2015–2025: +15% change in the average residential rate (14.44¢ → 16.57¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2019 | Twin County Electric Power Association | Mississippi avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 4,150 | 531 | 266 |
| Outages per customer (SAIFI) | 2.41 | 1.34 | |
| Outage minutes excluding major storms | 283 | 288 | 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 Twin County Electric Power Association's counties, customers averaged 6 hr 58 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Warren | 856 | 103 | 4,352 | 2025-07-23 |
| Sharkey | 587 | 28 | 804 | 2025-02-16 |
| Humphreys | 419 | 26 | 1,222 | 2025-01-19 |
| Sunflower | 377 | 74 | 2,342 | 2025-05-26 |
| Washington | 292 | 57 | 2,543 | 2025-10-13 |
| Leflore | 104 | 14 | 420 | 2025-03-12 |
| Issaquena | 0 | 0 | 0 | 2025-08-01 |
Twin County Electric Power Association service area
Twin County Electric Power Association serves 7 counties in Mississippi and 7 ZIP codes.
Humphreys, Issaquena, Leflore, Sharkey, Sunflower, Warren, Washington
Cities: Greenville
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 0 reported |
Twin County Electric Power Association at a glance
| Ownership | Electric cooperative |
| Services | — |
| Retail revenue (2025) | $35,423,300 |
| Electricity sold (2025) | 213,727 MWh |
| Balancing authority | MISO |
| EIA utility ID | 18961 |
Other utilities in Mississippi
Frequently asked questions
What is Twin County Electric Power Association's electricity rate?
Twin County Electric Power Association residential customers pay an average of 17.45¢ 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 18% above the Mississippi average of 14.77¢ and 3% below the U.S. average.
What is the average Twin County Electric Power Association electric bill?
About $250 a month. The average Twin County Electric Power Association home uses 1,433 kWh a month. At 1,000 kWh the bill would be about $175.
How many customers does Twin County Electric Power Association have?
Twin County Electric Power Association serves 12,430 residential customers in Mississippi, across 7 counties.
How reliable is Twin County Electric Power Association?
In 2019, the average Twin County Electric Power Association customer was without power for 69 hr 10 min (SAIDI) over undefined interruptions (SAIFI), including major storms. Excluding major event days it was 4 hr 43 min. The Mississippi average was 8 hr 51 min and the U.S. average 4 hr 26 min.
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 Twin County Electric Power Association before making decisions.