GreyStone Power Corporation electricity rates
Electric cooperative · Georgia · SERC region
GreyStone Power Corporation is a member-owned electric cooperative, so its customers own it and elect its board, serving 142,841 homes in Georgia. Its residential customers pay an average of 12.88¢/kWh including fixed and delivery charges, 28% 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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GreyStone Power Corporation bill estimates
| Monthly use | At average all-in rate |
|---|---|
| 500 kWh | $64.40 |
| 1,000 kWh | $128.80 |
| 1,500 kWh | $193.20 |
| 2,000 kWh | $257.60 |
GreyStone Power Corporation residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential Farm Servicetime-of-use | 2017-01-01 | $11.75 | 9.7¢ (12am–12am) — summer weekdays |
| Residential Servicetime-of-use | 2017-01-01 | $25.00 | 5.6¢ (12am–12am) — summer weekdays |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
GreyStone Power Corporation rate history
2015–2025: +19% change in the average residential rate (10.51¢ → 12.55¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | GreyStone Power Corporation | Georgia avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 241 | 269 | 266 |
| Outages per customer (SAIFI) | 2.28 | 1.83 | 1.34 |
| Average restoration time (CAIDI) | 106 min | — | — |
| Outage minutes excluding major storms | 81 | 147 | 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 GreyStone Power Corporation's counties, customers averaged 4 hr 32 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Fulton | 403 | 90 | 75,608 | 2025-02-16 |
| Bartow | 385 | 93 | 4,219 | 2025-06-07 |
| Coweta | 378 | 79 | 11,386 | 2025-02-16 |
| Carroll | 244 | 80 | 7,243 | 2025-02-16 |
| Fayette | 209 | 36 | 9,041 | 2025-02-16 |
| Paulding | 180 | 48 | 22,877 | 2025-03-16 |
| Cobb | 177 | 51 | 38,496 | 2025-06-07 |
| Douglas | 156 | 51 | 26,331 | 2025-01-10 |
GreyStone Power Corporation service area
GreyStone Power Corporation serves 8 counties in Georgia and 28 ZIP codes.
Bartow, Carroll, Cobb, Coweta, Douglas, Fayette, Fulton, Paulding
Cities: Atlanta, South Fulton, Newnan, Peachtree City, Kennesaw, Douglasville, Carrollton, Acworth, Union City, Cartersville, Lithia Springs, Villa Rica, Powder Springs, Fairburn, Dallas, Tyrone, Austell, Palmetto, Hiram, Chattahoochee Hills, East Newnan, Blue Ridge Manor
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 1,185 |
GreyStone Power Corporation at a glance
| Ownership | Electric cooperative |
| Services | Distribution |
| Commercial rate | 13.58¢/kWh |
| Industrial rate | 10.97¢/kWh |
| Retail revenue (2025) | $399,490,400 |
| Electricity sold (2025) | 3,227,879 MWh |
| Peak demand | 808 MW summer · 730 MW winter |
| Line losses | 3.1% |
| Balancing authority | SOCO |
| EIA utility ID | 7090 |
Other utilities in Georgia
Frequently asked questions
What is GreyStone Power Corporation's electricity rate?
GreyStone Power Corporation residential customers pay an average of 12.88¢ 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 15% below the Georgia average of 15.12¢ and 28% below the U.S. average.
What is the average GreyStone Power Corporation electric bill?
About $153 a month. The average GreyStone Power Corporation home uses 1,189 kWh a month. At 1,000 kWh the bill would be about $129.
How many customers does GreyStone Power Corporation have?
GreyStone Power Corporation serves 142,841 residential customers and 156,150 customers in total in Georgia, across 8 counties.
How reliable is GreyStone Power Corporation?
In 2025, the average GreyStone Power Corporation customer was without power for 4 hr 1 min (SAIDI) over 2.28 interruptions (SAIFI), including major storms. Excluding major event days it was 81 min. The Georgia average was 4 hr 29 min and the U.S. average 4 hr 26 min.
Does GreyStone Power Corporation offer time-of-use rates?
Yes. The OpenEI rate database lists 2 time-of-use residential plans, including Residential Farm Service. Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Does GreyStone Power Corporation offer net metering for solar?
GreyStone Power Corporation had 1,185 residential net-metered customers in 2025 with 5.9 MW of capacity. 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 GreyStone Power Corporation before making decisions.