Use the calculator below to compare your electricity supply costs (the costs of the actual electricity) to Eversource’s Basic Service costs, and to quantify the greenhouse gas benefits of participating in Greenfield Light & Power.

Please note: Your electricity delivery costs (the cost to bring electricity to your home or business) will not be impacted by your participation in Greenfield Light & Power.

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