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 opting up to 100% Green Plus.

Please note: Your electricity delivery costs (the cost to bring electricity to your home or business) will not be changed by your participation in the Cambridge Community Electricity Program.

Program savings history: Download a chart (PDF) showing a historical comparison of the program price with Eversource’s Basic Service price for an average residential electricity customer in Cambridge.

To use the calculator:

Find your monthly electricity use (in kWh) on your Eversource electric bill and enter it into the box below. Or enter the median Cambridge residential use of 260 kWh, which will be an approximate estimate.