Rates & Fees

As a publicly-owned utility, we at Groton Utilities endeavor to provide reliable services at competitive rates. Rates along with the Purchase Power and Transmission Cost Adjustments are reviewed periodically.

If you have any questions about the current rates or your bill, please call Customer Service at 860-446-4000.

Groton Utilities

Current Adjustments

Adjustments are reviewed periodically and adjusted when necessary based on wholesale energy markets.

Purchased Power Adjustment (PPA)

  • $0.00270 per kWH (Billed on or after May 1, 2024)
  • $0.00398 per kWH (Billed on or after July 1, 2025)

Transmission Cost Adjustment (TCA)

  • $0.00202 per kWH (Billed on or after May 1, 2024)
  • $0.00098 per kWH (Billed on or after July 1, 2025)

Note: PPA adjusted May 1, 2024

Current Rates

Bozrah Light and Power

Current Adjustments

Adjustments are reviewed periodically and adjusted when necessary based on wholesale energy markets.

Purchased Power Adjustment (PPA):

  • $0.00052 per kWH (Billed on or after July 1, 2023)

Transmission Cost Adjustment (TCA):

  • $0.00000 per kWH

Note: PPA adjusted May 1, 2023

Current Rates