Editor: Katerine G., Editor & Data Researcher · Research & publishing: Electric Consumer Editorial Team · Data retrieved · Sources named on this page: EIA-861, EIA retail sales · How we got these numbers · Report an error
Roughly 34,833 South Carolina accounts belong to Black River Electric Coop, Inc, classed by EIA as cooperative; the residential count is 30,610. Businesses and industry take 36% of the 722,089 MWh it sells; homes take 64%.
Black River Electric Coop, Inc: 1,258 kWh a month costs roughly $169 in energy at 13.47 ¢/kWh, -5.4% on the South Carolina average of 14.23 ¢.
Businesses and industry take 36% of the 722,089 MWh it sells; homes take 64%.
The customer mix of Black River Electric Coop, Inc is its own: 30,610 home accounts buy 64.0% of 722,089 MWh, 4,210 commercial accounts buy 18.5%, and the remaining 17.5% goes to 13 industrial and other accounts. A typical Black River Electric Coop, Inc home uses 15,099 kWh a year, a typical business account 31,728.
| Black River Electric Coop, Inc, 2024 | Home | Business | Bill | SAIDI |
|---|---|---|---|---|
| Black River Electric Coop, Inc | 13.47 ¢/kWh | 13.11 ¢/kWh | $169at 1,258 kWh | 99 minSAIDI |
| South Carolina average against this company, which is 8 of 19 on price | +0.76 ¢/kWhcompany 5.4% below | -2.47 ¢/kWhcompany 23.2% above | +$10a month at 1,258 kWh | -4 mincompany 4 above |
| Horry Electric Coop IncLowest in this table | 13.23 ¢/kWhcompany 1.8% above | 13.56 ¢/kWhcompany 3.3% below | $1673 less than company | 108 mincompany 9 below |
Compare 26 South Carolina companies
Black River Electric Coop, Inc: +12.4% on 2024 for homes, South Carolina +5.1%.
Black River Electric Coop, Inc reported 15.14 ¢/kWh for homes in 2025, +12.4% on its 2024 figure of 13.47, while the South Carolina average moved +5.1%. Its SAIDI is 96 minutes against 99 in 2024.
Black River Electric Coop, Inc serves 30,610 homes in South Carolina. At 1,258 kWh a month that is about 318 kg of CO₂, or 3,815 kg a year, at the South Carolina plant rate, state generation and not this utility: South Carolina generation mix.
11.75 ¢ in 2015, 13.47 ¢ in 2024 (+14.6%); South Carolina 12.57 to 14.23 ¢.
| Year | Black River Electric Coop, I | Gap to South Carolina residential | Gap to U.S. residential |
|---|---|---|---|
| 2015 | 11.75 | -0.82 | -0.90 |
| 2016 | 11.81 | -0.84 | -0.74 |
| 2017 | 11.89 | -1.13 | -1.00 |
| 2018 | 11.90 | -0.54 | -0.97 |
| 2019 | 11.93 | -1.06 | -1.08 |
| 2020 | 12.02 | -0.76 | -1.13 |
| 2021 | 12.07 | -0.79 | -1.59 |
| 2022 | 12.00 | -1.59 | -3.04 |
| 2023 | 12.76 | -0.92 | -3.24 |
| 2024 | 13.47 | -0.76 | -3.01 |
10 rows from EIA retail sales.
CSV68 min in 2022, 99 in 2024.
| Year | Black River Electric C, no major events | Black River Electric C, all events |
|---|---|---|
| 2022 | 68 | 293 |
| 2023 | 115 | 126 |
| 2024 | 99 | 228 |
3 rows from EIA-861 survey.
CSV99.0 min, 1.00x the median reporter, rank 332 of 673.
Black River Electric Coop, Inc, Reliability: EIA-861 survey.
CSVFrom 11.75 ¢ in 2015 to 13.47 ¢ in 2024, a move of +14.6%: Black River Electric Coop, Inc tracked its state (+13.2%) within 1.4 points, and -15.7 points against the U.S. Black River Electric Coop, Inc's sharpest move came in 2023, +6.3%. The latest year is the high at 13.47 ¢; the low was 11.75 ¢ (2015). 2024: +5.6% here, +4.0% for the South Carolina average. SAIDI at Black River Electric Coop, Inc (major events excluded) rose from 68 minutes in 2022 to 99 in 2024, +46%; worst year 2023 at 115. Against the national median, Black River Electric Coop, Inc came in lower on SAIDI in 2 of 3 years, and 2024 ended at 99 minutes, -0 from the median. 2022: 293 minutes with major events, 68 without, the widest gap of any year. Black River Electric Coop, Inc has 7 cheaper and 11 higher-priced South Carolina peers among 19 with 20,000+ homes. Next cheaper, Horry Electric Coop Inc, bills 13.23 ¢ (-0.23). Next higher-priced, Fairfield Electric Coop, Inc, bills 14.35 ¢ (+0.88).
A 5.4% discount to South Carolina comes with ordinary reliability, 99 minutes or 1.00x the national median.
Home accounts at Black River Electric Coop, Inc went from 27,824 in 2015 to 30,610 in 2024, +10.0%. Business customers paid 0.97 times the home price in 2024 (13.11 against 13.47 ¢); the ratio was 1.05 in 2015. SAIFI went from 0.92 in 2022 to 1.35 in 2024, between 0.92 and 1.35.
By 2024 the average Black River Electric Coop, Inc customer sat through 99 minutes of outage, against 68 in 2022 (+46%). The low came in 2022 at 68, the high in 2023 at 115; 3 years were filed. The South Carolina median in 2024 was 95 minutes, so Black River Electric Coop, Inc ran above it.
Home rates at Black River Electric Coop, Inc went from 11.28 ¢ in 2013 to 13.47 ¢ in 2024 (+19.4%), which is 15.58 ¢ to 13.82 ¢ in 2025 dollars (−11.3%). Over 12,000 kWh a year the real price meant $1,870 in 2013 and $1,659 in 2024. Of 30 South Carolina utilities with 1,000+ home accounts in 2024, Black River Electric Coop, Inc stood 12th cheapest (12th of 40 in 2013).
Black River Electric Coop, Inc at 99 min in 2024 and the South Carolina median at 95.
Black River Electric Coop, Inc: 13.82 ¢ in 2025 dollars (solid) and 13.47 ¢ as billed (dashed) in 2024.
| Year, Black River Electr | ¢ billed | ¢ in 2025 $ | Price place, Black River El | SAIDI min | SAIFI | SAIDI place, Black River El | South Carolina median SAIDI |
|---|---|---|---|---|---|---|---|
| 2013 | 11.28 | 15.58 | 12 of 40 | – | – | – | – |
| 2014 | 11.69 | 15.90 | 9 of 40 | – | – | – | – |
| 2015 | 11.75 | 15.96 | 9 of 40 | – | – | – | – |
| 2016 | 11.81 | 15.85 | 9 of 41 | – | – | – | – |
| 2017 | 11.89 | 15.62 | 7 of 41 | – | – | – | – |
| 2018 | 11.90 | 15.25 | 8 of 41 | – | – | – | – |
| 2019 | 11.93 | 15.02 | 8 of 44 | – | – | – | – |
| 2020 | 12.02 | 14.95 | 7 of 32 | – | – | – | – |
| 2021 | 12.07 | 14.35 | 11 of 32 | – | – | – | – |
| 2022 | 12.00 | 13.20 | 8 of 32 | 68 | 0.92 | 4 of 18 | 99 |
| 2023 | 12.76 | 13.48 | 8 of 31 | 115 | 1.13 | 9 of 17 | 115 |
| 2024 | 13.47 | 13.82 | 12 of 30 | 99 | 1.35 | 11 of 18 | 95 |
Black River Electric Coo, EIA utility 1763: EIA-861, CPI-U.
CSV| Black River Electric Coop, Inc sector | Accounts | Rate ¢/kWh | Gap to South Carolina ¢/kWh |
|---|---|---|---|
| Residential | 30,610 | 13.47 | -0.76 |
| Commercial | 4,210 | 13.11 | +2.47 |
| Year | Home accounts, Black River Electric C | Home ¢ | Business ¢ | Ratio | SAIDI | SAIFI |
|---|---|---|---|---|---|---|
| 2015 | 27,824 | 11.75 | 12.28 | 1.05 | No data | No data |
| 2016 | 27,967 | 11.81 | 12.76 | 1.08 | No data | No data |
| 2017 | 28,085 | 11.89 | 12.46 | 1.05 | No data | No data |
| 2018 | 28,343 | 11.90 | 12.44 | 1.05 | No data | No data |
| 2019 | 28,667 | 11.93 | 12.36 | 1.04 | No data | No data |
| 2020 | 29,065 | 12.02 | 11.52 | 0.96 | No data | No data |
| 2021 | 29,436 | 12.07 | 12.33 | 1.02 | No data | No data |
| 2022 | 29,778 | 12.00 | 12.38 | 1.03 | 68 | 0.92 |
| 2023 | 30,253 | 12.76 | 12.64 | 0.99 | 115 | 1.13 |
| 2024 | 30,610 | 13.47 | 13.11 | 0.97 | 99 | 1.35 |
| Utility near Black River Electric Coop, Inc on price | SAIDI min, gap to Black River Electric Coop, Inc | Home ¢, gap to Black River Electric Coop, Inc | Gap % to Black River Electric Coop, Inc | Accounts, Black River Electric Coop, Inc = 1 |
|---|---|---|---|---|
| 5. York Electric Coop Inc | -10 | -0.81 | -6.0% | 2.02 |
| 6. Palmetto Electric Coop Inc | -67 | -0.68 | -5.0% | 2.30 |
| 7. Horry Electric Coop Inc | +9 | -0.23 | -1.7% | 2.84 |
| 8. Black River Electric Coop, Inc (this utility) | 99 | 13.47 | - | 1.00 |
| 9. Fairfield Electric Coop, Inc | No data | +0.88 | +6.5% | 0.98 |
| 10. Dominion Energy South Carolina, Inc | -18 | +1.12 | +8.3% | 23.15 |
| 11. Laurens Electric Coop, Inc | -2 | +1.19 | +8.8% | 1.86 |
| Class at Black River Electric Coop, Inc | Accounts | Of Black River Electric Coop, Inc accounts | Of Black River Electric Coop, Inc MWh sold | kWh a year per Black River Electric Coop, Inc account |
|---|---|---|---|---|
| Residential | 30,610 | 87.9% | 64.0% | 15,099 |
| Commercial | 4,210 | 12.1% | 18.5% | 31,728 |
| Industrial and other | 13 | 0.04% | 17.5% | 9,719,077 |
| Black River Electric Coop, Inc and its neighbours on price | SAIDI min, gap to Black River Electric Coop, Inc | Home ¢, gap to Black River Electric Coop, Inc | Accounts, Black River Electric Coop, Inc = 1 |
|---|---|---|---|
| 1. York Electric Coop Inc (SC) | -10 | -0.81 | 2.02 |
| 2. Palmetto Electric Coop Inc (SC) | -67 | -0.68 | 2.30 |
| 3. Horry Electric Coop Inc (SC) | +9 | -0.23 | 2.84 |
| 4. Black River Electric Coop, Inc (SC, this utility) | 99 | 13.47 | 1.00 |
| 5. Laurens Electric Coop, Inc (SC) | -2 | +1.19 | 1.86 |
| 6. Mid-Carolina Electric Coop Inc (SC) | +18 | +1.41 | 1.74 |
| 7. Berkeley Electric Coop Inc (SC) | -10 | +1.47 | 3.83 |
| Measure | Black River Electric Coop, Inc | South Carolina context | Black River Electric Coop, Inc detail |
|---|---|---|---|
| Black River Electric Coop, Inc home meters on AMI | 100.0% | South Carolina 88.7% | 30,610 of 30,610 meters |
| Time-of-use rate for Black River Electric Coop, Inc homes | Not on file | 9 of 13 South Carolina utilities offer one | no dynamic-pricing count filed by Black River Electric Coop, Inc |
| Net-metered installations | 509 | 98% residential | 16.3 homes per 1,000 accounts, 7.9 kW average |
| kWh | Share of a 1,258 kWh month | Cost a month at 13.47 ¢ | vs U.S. | Cost a year |
|---|---|---|---|---|
| 250 | 20% | $33.67 | -$7.53 | $404 |
| 500 | 40% | $67.34 | -$15.06 | $808 |
| 750 | 60% | $101.00 | -$22.60 | $1,212 |
| 1,000 | 79% | $134.67 | -$30.13 | $1,616 |
| 1,500 | 119% | $202.01 | -$45.19 | $2,424 |
| 2,000 | 159% | $269.34 | -$60.26 | $3,232 |
| Measure, Black River Electric | No events | All events | Converted |
|---|---|---|---|
| SAIDI minutes | 99.0 | 228.0 | 1.65 h |
| SAIFI interruptions | 1.348 | 2.004 | 0.74 yr apart |
| CAIDI minutes | 73.4 | 113.8 | 1.22 h |
4 South Carolina counties, region SERC:
South Carolina other states: 4 of 4 counties of Black River Electric Coop, Inc drawn
Black River Electric Coop, Inc: 4 counties listed by EIA-861, Census 2023 outlines.
CSV34,833 accounts in 2024: residential 30,610, commercial 4,210, industrial 13.
In 2024 homes paid 13.47 cents; against the South Carolina average that is -5.4%.
SAIDI 99.0 min and SAIFI 1.35 a year, major events excluded; ratio to the national median 1.00, CAIDI 73 min.
509 installations with 4.0 MW, of which residential installations number 500.
1,258 kWh at 13.47 cents comes to about $169, energy only.
Rank 8 of 19 in South Carolina on price, -5.4% against the state average; 7 charge less than 13.47 ¢.
Homes take 64.0% of 722,089 MWh, commercial accounts 18.5%, industrial and other 17.5%; the 4,210 commercial accounts use 31,728 kWh each, 2.1 times a home.
30,610 of 30,610 home meters are AMI, 100.0%. Black River Electric Coop, Inc reports no home time-of-use rate; 9 of 13 South Carolina filers do.
4th cheapest of 15 in 2015, 8th of 19 in 2024; its price rose 14.6% while South Carolina rose 13.2%.
Place 4 of 7 on home price at 13.47 ¢ (South Carolina cooperatives); median 13.47 ¢, cheapest member 12.65 ¢.
15.14 cents per kWh, +12.4% on the 13.47 of 2024 (EIA early release for 2025).
Home prices nearest to Black River Electric Coop, Inc at 13.47 ¢/kWh in 2024, among companies with a page here, any state.
1 home plan record, energy charges: 6.8 to 9.0 ¢/kWh.
Who offers time-of-use and tiered rates (17 Apr 2026 snapshot).