Calculator

The goal of Northborough Power Choice is to provide savings when compared with the average of National Grid’s changing prices. This calculator makes it easy to compare Northborough Power Choice prices with National Grid’s most recent 12-month average prices. For current National Grid prices, visit the Prices page.

The calculator also quantifies the environmental impact of participating in the Northborough Green and Northborough Green Plus options.

Northborough Power Choice impacts only your electricity supply price. National Grid’s delivery charges are not impacted by the program.

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

Northborough Power Choice Costs and Benefits
	Northborough Economy (auto-enroll) Minimum required from renewable sources	Northborough Green (option) +20% from new renewable sources in the New England region	Northborough Green Plus (option) 100% from new renewable sources in the New England region
Program price ($/kWh)	$0.13964	$0.14784	$0.16844
Monthly electricity supply charges ($/month)
Your environmental impact after one year of participation in the program will be equivalent to:
Avoiding this many pounds of CO₂
Driving this many fewer miles*
Compare to National Grid's Basic Service price (the most recent 12-month average**)
	Residential	Commercial	Industrial
12-month average National Grid price ($/kWh)	$0.15357	$0.14109	$0.12936
Monthly electricity supply charges ($/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 National Grid Basic Service prices shown are the average of National Grid’s Basic Service prices for the past 12 months. Because National Grid’s fixed Basic Service prices change so frequently, using an average price provides the most accurate comparison.

Savings cannot be guaranteed

Please note: While Northborough Power Choice offers the potential for savings when compared with National Grid’s Basic Service prices, there is no guarantee of savings. This is because National Grid’s prices change every 6 months or less and future prices are unknown.

Calculator

Northborough Power Choice Costs and Benefits

Compare to National Grid's Basic Service price

Savings cannot be guaranteed