Santee Electric Co-op electricity rates
Electric cooperative · South Carolina · SERC region
Santee Electric Co-op is a member-owned electric cooperative, so its customers own it and elect its board, serving 35,356 homes in South Carolina. Its residential customers pay an average of 17.13¢/kWh including fixed and delivery charges, 5% 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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Santee Electric Co-op bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $85.65 | $64.79 |
| 1,000 kWh | $171.30 | $109.59 |
| 1,500 kWh | $256.95 | $154.39 |
| 2,000 kWh | $342.60 | $199.18 |
*Residential (effective 2013-10-01, $20.00/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.
Santee Electric Co-op residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential | 2013-10-01 | $20.00 | 8.96¢ |
| Residential TOUtime-of-use | 2012-09-01 | $50.00 | 4.9¢ (12am–12pm, 10pm–12am) · 6.9¢ (12pm–10pm) — summer weekdays |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Santee Electric Co-op rate history
2015–2025: +27% change in the average residential rate (12.87¢ → 16.39¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | Santee Electric Co-op | South Carolina avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 211 | 151 | 266 |
| Outages per customer (SAIFI) | 1.16 | 1.34 | |
| Outage minutes excluding major storms | 147 | 102 | 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 Santee Electric Co-op's counties, customers averaged 2 hr 16 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Williamsburg | 211 | 68 | 5,067 | 2025-11-19 |
| Clarendon | 161 | 59 | 2,899 | 2025-06-20 |
| Georgetown | 143 | 76 | 2,616 | 2025-07-18 |
| Florence | 93 | 54 | 4,099 | 2025-11-19 |
Santee Electric Co-op service area
Santee Electric Co-op serves 4 counties in South Carolina and 28 ZIP codes.
Clarendon, Florence, Georgetown, Williamsburg
Cities: Conway, Garden City, Georgetown, Murrells Inlet, Lake City, Manning, Kingstree, Andrews, Bonneau Beach, Saint Stephen, Johnsonville, Pamplico
Programs, smart meters & solar
| Smart meters (AMI) for homes | 0% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 276 |
| Home batteries paired with solar | 41 |
| Residential efficiency incentives paid (2025) | $10,000 |
| Residential energy saved by programs | 220 MWh |
Santee Electric Co-op at a glance
| Ownership | Electric cooperative |
| Services | Distribution |
| Commercial rate | 17.20¢/kWh |
| Industrial rate | 8.83¢/kWh |
| Retail revenue (2025) | $153,061,500 |
| Electricity sold (2025) | 1,163,030 MWh |
| Peak demand | 221 MW summer · 274 MW winter |
| Line losses | 3.4% |
| Balancing authority | SC |
| EIA utility ID | 16606 |
| Website | We were told by Central Electric Power Cooperative that prioer to 2020 this information was incorrectly reported to us in section 6A-Energy Efficiency Prgograms. It is now being reported in 6B. |
Other utilities in South Carolina
Frequently asked questions
What is Santee Electric Co-op's electricity rate?
Santee Electric Co-op residential customers pay an average of 17.13¢ 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 10% above the South Carolina average of 15.64¢ and 5% below the U.S. average.
What is the average Santee Electric Co-op electric bill?
About $221 a month. The average Santee Electric Co-op home uses 1,289 kWh a month. At 1,000 kWh the bill would be about $171.
How many customers does Santee Electric Co-op have?
Santee Electric Co-op serves 35,356 residential customers and 45,110 customers in total in South Carolina, across 4 counties.
How reliable is Santee Electric Co-op?
In 2025, the average Santee Electric Co-op customer was without power for 3 hr 31 min (SAIDI) over undefined interruptions (SAIFI), including major storms. Excluding major event days it was 2 hr 27 min. The South Carolina average was 2 hr 31 min and the U.S. average 4 hr 26 min.
Does Santee Electric Co-op offer time-of-use rates?
Yes. The OpenEI rate database lists 1 time-of-use residential plan, including Residential TOU. Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Does Santee Electric Co-op offer net metering for solar?
Santee Electric Co-op had 276 residential net-metered customers in 2025 with 2.1 MW of capacity and 41 solar-paired batteries. Estimate solar savings at this utility's rate.
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 Santee Electric Co-op before making decisions.