Calculator

Use the calculator below to compare your electricity supply costs (the cost of the actual electricity) to Eversource’s Basic Service costs and to quantify the greenhouse gas benefits of participating in Acton Power Choice Green.

Please note: Your electricity delivery costs (the cost to bring electricity to your home or business) are determined by Eversource and will not be affected by your participation in Acton Power Choice.

To use the calculator, find your monthly electricity use (in kWh) on your Eversource electric bill and enter it into the box below.

(Enter the number of kWh you use in any given month)

Acton Power Choice Costs and Benefits
Acton Power Choice Standard
Minimum required from renewable sources*
 Acton Power Choice Green
100% new renewable Northeast resources
 Acton Power Choice Basic
Minimum required from renewable sources
Program price ($/kWh) $0.15372 $0.17039 $0.14411
Monthly electricity supply charges ($/month)
* From December 2023 - December 2024, Acton Power Choice Standard included an additional 45% from new renewable Northeast resources. From January 2025 onward, Acton Power Choice Standard provides only the minimum required by state law.

Your environmental impact after one year of participation in the program will be equivalent to:
Avoiding this many pounds of CO2
Driving this many fewer miles*
* This calculator calculates equivalencies using information provided by the EPA’s Greenhouse Gas Equivalencies Calculator. Greenhouse gas emissions avoided are calculating using the most recently available NEPOOL GIS emissions factor.

Compare to Eversource's Basic Service price

Eversource’s most recent 12-month average prices: While the program offers a long-term fixed price, Eversource’s Basic Service prices change every 6 months or less. As a result, comparing the program prices with the most recent 12-month average of Eversource’s prices can provide a more accurate comparison than comparing with only Eversource’s current price.
Residential Commercial Industrial
12-month average Eversource price ($/kWh) $0.15257 $0.15090 $0.15325
Monthly electricity supply charges ($/month)

Eversource’s current prices: Below are Eversource’s current Basic Service prices.
Residential and small business: February 1 – July 31, 2026.
Large business: February 1 – April 30, 2026.
Residential Commercial Industrial
Current Eversource price ($/kWh) $0.15629 $0.1503 $0.17893
Monthly electricity supply charges ($/month)

Savings cannot be guaranteed

Please note that there can be no guarantee of savings compared with Eversource’s Basic Service prices because future Eversource prices are unknown.