Tri-County Electric Coop, Inc. (Sc)
Tri-County Electric Coop, Inc. (Sc) is cooperative serving 17,672 residential customers in South Carolina, at an average residential price of 18.51¢ per kilowatt-hour.
That price is derived, and it is annual. It is total residential revenue divided by total residential sales in EIA’s 2024 survey — not a tariff, and not this month’s rate. For what a kilowatt-hour costs in South Carolina right now, see the state page, currently 15.55¢.
What it reported, by service
| Service | Residential customers | Residential | Commercial |
|---|---|---|---|
| Bundled | 17,672 | 18.51¢ | 16.06¢ |
How often the power goes out
| Minutes without power per customer, 2024 | 1,041.7 minutes (SAIDI, including major event days) |
|---|---|
| Interruptions per customer | 4.09 (SAIFI) |
| Excluding major event days | 174.8 minutes the figure utilities are benchmarked on |
| Reported under | IEEE standard |
The headline figure includes major event days, because a customer who lost power for three days in a storm lost power for three days. See how this compares nationally.
Counties served
Calhoun, Kershaw, Lexington, Orangeburg, Richland, Sumter.
From EIA’s 2024 service-territory report. More than one utility can serve a county.
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Source: EIA-861 annual electric utility survey, data year 2024. Public domain. This page is a record of what Tri-County Electric Coop, Inc. (Sc) reported to EIA; it is not an endorsement, and nothing here is a quote. Corrections and removal requests.