Grant County, South Dakota Electricity Rates & Statistics
Electricity Rates, Plans & Statistics
Can You Save With Wind?
You’ve heard of solar, but did you know that you can power your home and business with wind?
Grant County, South Dakota Electricity Overview
Emitting 68,984,449.69 kilograms of CO2 gases, Grant County has the 2050th highest pollution level due to electricity use out of 3230 counties in the country.
Residents of Grant County are paying, on average, 25.19% less per kilowatt hour at home than the national average price, at 11.98 cents per kilowatt hour compared to 16.02 cents per kilowatt hour.
At $191.05, the average monthly residential electric bill in Grant County is 52.95% higher than the state average bill.
Grant County produces 1,814,762.79 megawatt hours from coal each year. That is 240.37 megawatt hours per person in the county and makes Grant County the highest ranked county out of 66 counties in South Dakota for electricity production from coal per capita.
Ranking 117th in wind power production in the US out of 3230 counties, Grant County has a total yield of 1,139,591 megawatt hours from wind energy.
The 1,818,491 megawatt hours of electricity generated by non-renewable fuel sources places Grant County at 395th in the county out of 3230 counties in non-renewable energy generation.
ENERGY CONSUMPTION
Total Consumption
111,971 MWh
Consumption per Capita
14.83 MWh
ENERGY PRODUCTION
Total Production
2,958,082 MWh
Production from Renewable Energy
1,139,591 MWh
Production from Non-Renewable Energy
1,818,491 MWh
Production per Capita
391.8 MWh
EMISSIONS
CO2 Emissions
68,984,450 kg
CO2 Emissions per Capita
9,137.01 kg
Recent Energy News in Milbank
To see recent electricity news for cities in Grant County, select the city, year, and month you want to see news for below.
Top Headlines
Residential Electricity Prices
- In Milbank, the 12 month rolling average residential electricity rate national rank increased by 1,188 positions to 1,902nd, from last year's value of 3,090th
- In Milbank, the residential electricity rate national rank increased by 613 positions to 3,014th, from last year's value of 3,627th
- In Milbank, the residential electricity rate national rank increased by 440 positions to 3,014th, from last month's value of 3,454th
- In Milbank, the 12 month rolling average residential electricity rate national rank dropped by 137 positions to 1,902nd, from last month's value of 1,765th
- In Milbank, the residential electricity rate state rank increased by 153 positions to 66th, from last year's value of 219th
- In Milbank, the residential electricity rate state rank increased by 99 positions to 66th, from last month's value of 165th
- In Milbank, the 12 month rolling average residential electricity rate state rank increased by 30 positions to 50th, from last year's value of 80th
- In Milbank, the 12 month rolling average residential electricity rate state rank increased by 12 positions to 50th, from last month's value of 62nd
- In Milbank, the 12 month rolling average residential electricity rate decreased by 6.42% to 10.94 ¢ / kWh, from last year's value of 11.69 ¢ / kWh
- In Milbank, the residential electricity rate decreased by 8.07% to 10.55 ¢ / kWh, from last year's value of 11.48 ¢ / kWh
- In Milbank, the 12 month rolling average residential electricity rate decreased by 0.7% to 10.94 ¢ / kWh, from last month's value of 11.01 ¢ / kWh
- In Milbank, the residential electricity rate decreased by 1.27% to 10.55 ¢ / kWh, from last month's value of 10.69 ¢ / kWh
Commercial Electricity Prices
- In Milbank, the 12 month rolling average commercial electricity bill national rank increased by 1,161 positions to 21,199th, from last year's value of 22,360th
- In Milbank, the commercial electricity bill national rank increased by 1,974 positions to 23,123rd, from last year's value of 25,097th
- In Milbank, the 12 month rolling average commercial electricity bill decreased by 13.22% to $822.89, from last year's value of $948.23
- In Milbank, the 12 month rolling average commercial electricity bill national rank increased by 9 positions to 21,199th, from last month's value of 21,208th
- In Milbank, the commercial electricity bill national rank dropped by 11 positions to 23,123rd, from last month's value of 23,112th
- In Milbank, the commercial electricity bill decreased by 8.9% to $913.77, from last year's value of $1,003.06
- In Milbank, the 12 month rolling average commercial electricity bill state rank dropped by 2 positions to 361st, from last month's value of 359th
- In Milbank, the commercial electricity bill decreased by 4.54% to $913.77, from last month's value of $957.22
- In Milbank, the 12 month rolling average commercial electricity bill state rank increased by 1 position to 361st, from last year's value of 362nd
- In Milbank, the commercial electricity bill state rank increased by 2 positions to 358th, from last year's value of 360th
- In Milbank, the 12 month rolling average commercial electricity bill decreased by 0.9% to $822.89, from last month's value of $830.33
- In Milbank, the commercial electricity bill state rank increased by 2 positions to 358th, from last month's value of 360th
Electricity Production from Distillate Fuel Oil
- In Milbank, the distillate fuel oil production increased 3 MWhs, from last month's value of 0 MWhs
- In Milbank, the distillate fuel oil production national rank increased by 921 positions to 80th, from last month's value of 1,001st
- In Milbank, the 12 month rolling average distillate fuel oil production national rank increased by 343 positions to 148th, from last year's value of 491st
- In Milbank, the 12 month rolling average distillate fuel oil production decreased by 53.13% to 1.54 MWhs, from last year's value of 3.28 MWhs
- In Milbank, the 12 month rolling average distillate fuel oil production increased by 17.65% to 1.54 MWhs, from last month's value of 1.31 MWhs
- In Milbank, the distillate fuel oil production decreased by 25% to 3 MWhs, from last year's value of 4 MWhs
- In Milbank, the distillate fuel oil production national rank increased by 14 positions to 80th, from last year's value of 94th
- In Milbank, the 12 month rolling average distillate fuel oil production state rank increased by 3 positions to 1st, from last year's value of 4th
- In Milbank, the distillate fuel oil production state rank increased by 5 positions to 1st, from last month's value of 6th
- In Milbank, the 12 month rolling average distillate fuel oil production national rank increased by 1 position to 148th, from last month's value of 149th
Electricity Production from All Fuel Types
- In Milbank, the total production increased 3 MWhs, from last month's value of 0 MWhs
- In Milbank, the 12 month rolling average total production national rank increased by 1,563 positions to 697th, from last year's value of 2,260th
- In Milbank, the total production national rank increased by 2,039 positions to 663rd, from last month's value of 2,702nd
- In Milbank, the 12 month rolling average total production decreased by 53.13% to 1.54 MWhs, from last year's value of 3.28 MWhs
- In Milbank, the total production national rank dropped by 76 positions to 663rd, from last year's value of 587th
- In Milbank, the 12 month rolling average total production increased by 17.65% to 1.54 MWhs, from last month's value of 1.31 MWhs
- In Milbank, the total production decreased by 25% to 3 MWhs, from last year's value of 4 MWhs
- In Milbank, the 12 month rolling average total production state rank increased by 4 positions to 4th, from last year's value of 8th
- In Milbank, the total production state rank increased by 8 positions to 4th, from last month's value of 12th
- In Milbank, the total production state rank dropped by 3 positions to 4th, from last year's value of 1st
Electricity Emission from Production from Distillate Fuel Oil
- In Milbank, the distillate fuel oil emission increased 2296.573 CO2 equivalent kgs, from last month's value of 0 CO2 equivalent kgs
- In Milbank, the 12 month rolling average distillate fuel oil emission national rank increased by 389 positions to 154th, from last year's value of 543rd
- In Milbank, the distillate fuel oil emission national rank increased by 925 positions to 83rd, from last month's value of 1,008th
- In Milbank, the 12 month rolling average distillate fuel oil emission decreased by 52.45% to 1162.5332307692306 CO2 equivalent kgs, from last year's value of 2444.739 CO2 equivalent kgs
- In Milbank, the 12 month rolling average distillate fuel oil emission increased by 17.92% to 1162.5332307692306 CO2 equivalent kgs, from last month's value of 985.8737692307693 CO2 equivalent kgs
- In Milbank, the distillate fuel oil emission national rank increased by 19 positions to 83rd, from last year's value of 102nd
- In Milbank, the distillate fuel oil emission decreased by 16.22% to 2296.573 CO2 equivalent kgs, from last year's value of 2741.071 CO2 equivalent kgs
- In Milbank, the distillate fuel oil emission state rank increased by 6 positions to 1st, from last month's value of 7th
- In Milbank, the 12 month rolling average distillate fuel oil emission state rank increased by 2 positions to 2nd, from last year's value of 4th
- In Milbank, the distillate fuel oil emission state rank increased by 1 position to 1st, from last year's value of 2nd
Electricity Emission from Production from All Fuel Types
- In Milbank, the total emission increased 2296.573 CO2 equivalent kgs, from last month's value of 0 CO2 equivalent kgs
- In Milbank, the total emission national rank increased by 2,291 positions to 408th, from last month's value of 2,699th
- In Milbank, the 12 month rolling average total emission national rank increased by 753 positions to 440th, from last year's value of 1,193rd
- In Milbank, the 12 month rolling average total emission decreased by 52.45% to 1162.5332307692306 CO2 equivalent kgs, from last year's value of 2444.739 CO2 equivalent kgs
- In Milbank, the 12 month rolling average total emission increased by 17.92% to 1162.5332307692306 CO2 equivalent kgs, from last month's value of 985.8737692307693 CO2 equivalent kgs
- In Milbank, the total emission decreased by 16.22% to 2296.573 CO2 equivalent kgs, from last year's value of 2741.071 CO2 equivalent kgs
- In Milbank, the total emission state rank increased by 11 positions to 2nd, from last month's value of 13th
- In Milbank, the 12 month rolling average total emission state rank increased by 4 positions to 2nd, from last year's value of 6th
- In Milbank, the total emission national rank increased by 6 positions to 408th, from last year's value of 414th
Milbank Electricity Pricing Data
Average Residential Electricity Rate for February, 2024
10.55¢ per kWh
- 1.27% lower than last month
- 8.07% lower than February last year
- 11.36% lower than the South Dakota average
- 35.26% lower than the US average
- 66th in the state out of 362 cities
- The state rank has increased by 99 since last month
- The state rank has increased by 153 since February last year
- 3,014th in the US out of 26,964 cities
- The national rank has increased by 440 since last month
- The national rank has increased by 613 since February last year
12 Month Rolling Average Residential Rate
10.94¢ per kWh
- 0.7% lower than last month
- 6.42% lower than February last year
- 10.73% lower than the South Dakota average
- 35.44% lower than the US average
- 50th in the state out of 362 cities
- The state rank has increased by 12 since last month
- The state rank has increased by 30 since February last year
- 1,902nd in the US out of 26,964 cities
- The national rank has dropped by 137 since last month
- The national rank has increased by 1,188 since February last year
Average Residential Electricity Bill for February, 2024
$127.42 per month
- 25.57% lower than last month
- 22.8% lower than February last year
- 5.64% lower than the South Dakota average
- 1.64% higher than the US average
- 178th in the state out of 362 cities
- The state rank has increased by 128 since last month
- The state rank has increased by 129 since February last year
- 15,149th in the US out of 26,964 cities
- The national rank has increased by 4,341 since last month
- The national rank has increased by 9,222 since February last year
12 Month Rolling Average Residential Bill
$116.11 per month
- 2.63% lower than last month
- 11.15% lower than February last year
- 5.21% lower than the South Dakota average
- 12.39% lower than the US average
- 241st in the state out of 362 cities
- The state rank has increased by 2 since last month
- The state rank has increased by 53 since February last year
- 8,548th in the US out of 26,964 cities
- The national rank has increased by 1,187 since last month
- The national rank has increased by 4,040 since February last year
Average Commercial Electricity Rate for February, 2024
7.78¢ per kWh
- 1.56% lower than last month
- 8.6% lower than February last year
- 28.83% lower than the South Dakota average
- 42.85% lower than the US average
- 45th in the state out of 362 cities
- The state rank has dropped by 1 since last month
- The state rank has increased by 18 since February last year
- 2,674th in the US out of 26,992 cities
- The national rank has dropped by 141 since last month
- The national rank has dropped by 564 since February last year
12 Month Rolling Average Commercial Rate
7.46¢ per kWh
- 0.81% lower than last month
- 11.23% lower than February last year
- 30.79% lower than the South Dakota average
- 47.18% lower than the US average
- 44th in the state out of 362 cities
- The state rank is the same since last month
- The state rank has increased by 4 since February last year
- 334th in the US out of 26,992 cities
- The national rank is the same since last month
- The national rank has increased by 866 since February last year
Average Commercial Electricity Bill for February, 2024
$913.77 per month
- 4.54% lower than last month
- 8.9% lower than February last year
- 68.67% higher than the South Dakota average
- 45.38% lower than the US average
- 358th in the state out of 362 cities
- The state rank has increased by 2 since last month
- The state rank has increased by 2 since February last year
- 23,123rd in the US out of 26,992 cities
- The national rank has dropped by 11 since last month
- The national rank has increased by 1,974 since February last year
12 Month Rolling Average Commercial Bill
$822.89 per month
- 0.9% lower than last month
- 13.22% lower than February last year
- 57.42% higher than the South Dakota average
- 49.9% lower than the US average
- 361st in the state out of 362 cities
- The state rank has dropped by 2 since last month
- The state rank has increased by 1 since February last year
- 21,199th in the US out of 26,992 cities
- The national rank has increased by 9 since last month
- The national rank has increased by 1,161 since February last year
Milbank Electricity Production and Emission Data
Average Electricity Emission from All Fuel Types for February, 2024
2,296.57 MWh
- Was nothing last month
- 16.22% lower than February last year
- 91.96% lower than the South Dakota average
- 99.98% lower than the US average
- 2nd in the state out of 13 cities
- The state rank has increased by 11 since last month
- The state rank is the same since February last year
- 408th in the US out of 2,699 cities
- The national rank has increased by 2,291 since last month
- The national rank has increased by 6 since February last year
12 Month Rolling Average Emission from All
1,162.53 MWh
- 17.92% higher than last month
- 52.45% lower than February last year
- 93.92% lower than the South Dakota average
- 99.99% lower than the US average
- 2nd in the state out of 13 cities
- The state rank is the same since last month
- The state rank has increased by 4 since February last year
- 440th in the US out of 2,699 cities
- The national rank is the same since last month
- The national rank has increased by 753 since February last year
Average Electricity Production from All Fuel Types for February, 2024
3 MWh
- Was nothing last month
- 25% lower than February last year
- 99.95% lower than the South Dakota average
- 99.99% lower than the US average
- 4th in the state out of 13 cities
- The state rank has increased by 8 since last month
- The state rank has dropped by 3 since February last year
- 663rd in the US out of 2,738 cities
- The national rank has increased by 2,039 since last month
- The national rank has dropped by 76 since February last year
12 Month Rolling Average Production from All
1.54 MWh
- 17.65% higher than last month
- 53.13% lower than February last year
- 99.93% lower than the South Dakota average
- 99.99% lower than the US average
- 4th in the state out of 13 cities
- The state rank is the same since last month
- The state rank has increased by 4 since February last year
- 697th in the US out of 2,738 cities
- The national rank is the same since last month
- The national rank has increased by 1,563 since February last year
Average Electricity Emission from Distillate Fuel Oil Fuel Types for February, 2024
2,296.57 MWh
- Was nothing last month
- 16.22% lower than February last year
- 600% higher than the South Dakota average
- 97.36% lower than the US average
- 1st in the state out of 7 cities
- The state rank has increased by 6 since last month
- The state rank has increased by 1 since February last year
- 83rd in the US out of 1,008 cities
- The national rank has increased by 925 since last month
- The national rank has increased by 19 since February last year
12 Month Rolling Average Emission from Distillate Fuel Oil
1,162.53 MWh
- 17.92% higher than last month
- 52.45% lower than February last year
- 80.3% higher than the South Dakota average
- 98.96% lower than the US average
- 2nd in the state out of 7 cities
- The state rank is the same since last month
- The state rank has increased by 2 since February last year
- 154th in the US out of 1,008 cities
- The national rank is the same since last month
- The national rank has increased by 389 since February last year
Average Electricity Production from Distillate Fuel Oil Fuel Types for February, 2024
3 MWh
- Was nothing last month
- 25% lower than February last year
- 152.5% lower than the South Dakota average
- 97.22% lower than the US average
- 1st in the state out of 7 cities
- The state rank has increased by 5 since last month
- The state rank is the same since February last year
- 80th in the US out of 1,008 cities
- The national rank has increased by 921 since last month
- The national rank has increased by 14 since February last year
12 Month Rolling Average Production from Distillate Fuel Oil
1.54 MWh
- 17.65% higher than last month
- 53.13% lower than February last year
- 134.32% lower than the South Dakota average
- 98.95% lower than the US average
- 1st in the state out of 7 cities
- The state rank is the same since last month
- The state rank has increased by 3 since February last year
- 148th in the US out of 1,008 cities
- The national rank has increased by 1 since last month
- The national rank has increased by 343 since February last year
Milbank, SD Electricity Overview
Milbank has an average residential electricity rate of 11.00 cents per kilowatt hour, which is 10.33% less than the average state rate of 12.27 cents and 31.31% lower than the nationwide average of 16.02 cents. With an estimated 1 residential customers, Whetstone Valley Electric is the largest electricity provider in the city. The city produces over 0 megawatt hours from its electrical power plants, which is the 11th largest total production for a city in South Dakota.
Tracking emissions on a per capita basis gives us a glimpse of the emissions efficiency of a city. Milbank averages 2,591.2 kilograms of CO2 emissions per citizen due to electricity use, which is sufficient to rank them 7th highest in the state out of 488 cities for emissions efficiency. With total emissions of 9,038,096.96 kilograms, the city ranks 22nd highest in South Dakota for total pollution from electricity use. Power plants in the city mainly use Distillate Fuel Oil, which accounts for 100.00% of the fuel sources used for electricity production in the city. Milbank is home to 2 power generation plants, which is the highest out of any city in the state.
Average Residential Electricity Bills & Rates in Milbank
Milbank residential electric rates are highest in January and the highest average bill is in November.
Historical Electricity Rates:
Electric Companies With Service in Milbank, South Dakota
| Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | City Production (MWh) | Residential Sales (MWh) | Residential Revenues ($) |
|---|---|---|---|---|---|---|
| Whetstone Valley Electric | BUNDLED | 12.45 | 188.57 | 58,380.22 | 7,268,132.35 |
Sign up for our newsletter, Watts Up in Energy, to receive updates on the latest energy news.
Big Stone City, SD Electricity Overview
Big Stone City has an average residential electricity rate of 16.20 cents per kilowatt hour, which is 32.03% more than the average state rate of 12.27 cents and 1.15% higher than the nationwide average of 16.02. With an estimated 157 residential customers, Big Stone City, South Dakota Electric Utility is the largest electricity provider in the city. Big Stone City is the 128th largest city in South Dakota, with a population of 620.
Tracking emissions on a per capita basis gives us a glimpse of the emissions efficiency of a city. Big Stone City averages 2,585.71 kilograms of CO2 emissions per citizen due to electricity use, which is sufficient to rank them 138th highest in the state out of 488 cities for emissions efficiency. Total emissions in the city are 1,603,139.78 kilograms, which is the 128th worst total amount of pollution for all cities in South Dakota. The city has zero power plants currently operating within the city.
Average Residential Electricity Bills & Rates in Big Stone City
Big Stone City residential electric rates are highest in January and the highest average bill is in December.
Historical Electricity Rates:
Electric Companies With Service in Big Stone City, South Dakota
| Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | City Production (MWh) | Residential Sales (MWh) | Residential Revenues ($) |
|---|---|---|---|---|---|---|
| Big Stone City, South Dakota Electric Utility | BUNDLED | 16.20 | 132.4 | 3,353.89 | 543,352.47 |
You’ve heard of solar, but did you know that you can power your home and business with wind?
Revillo, SD Electricity Overview
Revillo has an average residential electricity rate of 11.08 cents per kilowatt hour, which is 9.74% less than the average state rate of 12.27 cents and 30.85% lower than the nationwide average of 16.02 cents. With an estimated 0 residential customers, Whetstone Valley Electric is the largest electricity provider in the city. Revillo is the 296th largest city in South Dakota, with a population of 114.
Tracking emissions on a per capita basis gives us a glimpse of the emissions efficiency of a city. Revillo averages 2,585.71 kilograms of CO2 emissions per citizen due to electricity use, which is sufficient to rank them 138th highest in the state out of 488 cities for emissions efficiency. Total emissions in the city are 294,770.86 kilograms, which is the 293rd worst total amount of pollution for all cities in South Dakota. The city has zero power plants currently operating within the city.
Average Residential Electricity Bills & Rates in Revillo
Revillo residential electric rates are highest in January and the highest average bill is in November.
Historical Electricity Rates:
Electric Companies With Service in Revillo, South Dakota
| Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | City Production (MWh) | Residential Sales (MWh) | Residential Revenues ($) |
|---|---|---|---|---|---|---|
| Whetstone Valley Electric | BUNDLED | 12.45 | 188.57 | 58,380.22 | 7,268,132.35 |
You’ve heard of solar, but did you know that you can power your home and business with wind?
Electricity Production in Grant County, South Dakota
Power Plants in Grant County, South Dakota
| Plant | City/County | State | Primary Fuel Type | Production (MWh) | Emission (kg) | Emissions per MWh | Toxic Chemical Release | Closing Date |
|---|---|---|---|---|---|---|---|---|
Big StoneOtter Tail Power Company (53.90%)Montana-Dakota Utilities Co (22.70%)NorthWestern Energy (23.40%) | Grant County | SD | Coal | 1,818,461 | 1,822,421,873.01 | 1,002.18 | ||
Crowned Ridge Wind Energy CenterCattle Ridge Wind Holdings, LLC (100.00%) | Grant County | SD | Wind | 634,882 | ||||
Dakota Range III Wind ProjectDakota Range III, LLC (100.00%) | Grant County | SD | Wind | 504,709 | ||||
Valley Queen CheeseValley Queen Cheese Factory, Inc. (100.00%) | Milbank | SD | Distillate Fuel Oil | 16 | 12,371.86 | 773.24 | ||
State Auto InsuranceSLB Milbank LLC (100.00%) | Milbank | SD | Distillate Fuel Oil | 14 | 12,001.45 | 857.25 |
Grant County, South Dakota Details
Grant County residents average 9,137.01 kilograms of CO2 emissions per citizen from electricity use, which is sufficient to rank them worst in the state out of 66 in this category. While not as telling of a statistic (more people almost always equals more pollution), the total pollution of the county from electricity consumption is 68,984,449.69 kilograms of CO2 emissions, which ranks as the 8th highest amount in the state and 364th in the country. Around 61.35% of electricity in Grant County comes from production using Coal. Wind and Distillate Fuel Oil have the second and third highest total usage, respectively, for electricity generation. Wind is used to make 1,139,591 megawatt hours (38.52%) of electricity production and Distillate Fuel Oil accounts for 3,728.21 megawatt hours (0.13%) of total production in the county. Grant County has 5 electricity producing plants, which is highest in the state.
Providers In Each City in Grant County:
- Albee, South Dakota:
- Otter Tail Power Company: 100.00%
- Big Stone City, South Dakota:
- Big Stone City, South Dakota Electric Utility: 100.00%
- La Bolt, South Dakota:
- Otter Tail Power Company: 97.24%
- Whetstone Valley Electric: 2.76%
- Marvin, South Dakota:
- Otter Tail Power Company: 97.08%
- Whetstone Valley Electric: 2.92%
- Milbank, South Dakota:
- Whetstone Valley Electric: 10.27%
- Otter Tail Power Company: 89.73%
- Revillo, South Dakota:
- Otter Tail Power Company: 85.22%
- Whetstone Valley Electric: 14.78%
- Stockholm, South Dakota:
- Whetstone Valley Electric: 14.73%
- Otter Tail Power Company: 85.27%
- Strandburg, South Dakota:
- Otter Tail Power Company: 100.00%
- Twin Brooks, South Dakota:
- Whetstone Valley Electric: 13.93%
- Otter Tail Power Company: 86.07%
* City coverage generated based on government data. Always verify you can get service from the provider.
FAQ
How many power plants are in Grant County, South Dakota?
There are 5 power plants in Grant County, South Dakota
What electricity companies offer service in Grant County, South Dakota?
| County Customers Rank | Provider | Est. County Customers |
|---|---|---|
| 1 | Whetstone Valley Electric | 2,021 |
| 2 | Big Stone City, South Dakota Electric Utility | 405 |
| 3 | Codington Clark Electric | 178 |
How many electric companies offer service in Grant County, South Dakota?
There are 3 electricity companies operating in Grant County, South Dakota.
Which electricity company is the largest provider in Grant County, South Dakota?
By total revenue, Whetstone Valley Electric is the largest electricity supplier in Grant County, South Dakota.
