Calculator

Use the calculator below to:

Compare the cost of participating in Needham Power Choice to Eversource’s Basic Service.
Quantify the environmental impact of participating in Needham Standard or Needham 100% Green.

The Eversource Basic Service prices shown are the average prices for the past 12 months. Visit the Prices page to see Eversource’s current Basic Service prices.

Needham Power Choice impacts only your electricity supply price. Eversource’s delivery charges are not impacted by the program.

To use the calculator:

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

Your monthly electricity use: (Enter the number of kWh you use in any given month)

Needham Power Choice Costs and Benefits
	Needham Standard (auto-enroll) +15% from renewable sources	Needham 100% Green (option) 100% from renewable sources	Needham Basic (option) Minimum required from renewable sources
Program price ($/kWh)	$0.12880	$0.15330	$0.12226
Monthly electricity supply charges ($/month)
Your environmental impact after one year of participation in the program will be equivalent to:
Avoiding this many pounds of CO₂			0
Driving this many fewer miles*			0
Compare to Eversource's Basic Service price (the most recent 12-month average**)
	Residential	Small Business	Large Business
12-month average Eversource price ($/kWh)	$0.14560	$0.14431	$0.14328
Monthly electricity supply charges ($/month)

* 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.

** Please note that the Eversource Basic Service price shown is the average of Eversource’s Basic Service prices for the past 12 months. Because Eversource’s fixed Basic Service prices change seasonally, using an average price provides the most accurate comparison.

Savings cannot be guaranteed

Please note that, while Needham Power Choice seeks to provide a price that is equal to or lower than Eversource’s average Basic Service price, there is no guarantee of savings compared with Eversource’s Basic Service prices because future Eversource prices are unknown.

Calculator

To use the calculator:

Needham Power Choice Costs and Benefits

Compare to Eversource's Basic Service price

Savings cannot be guaranteed