Liberty Utilities (Granite State Electri
Investor Owned electric utility · New Hampshire · #589 of 3,199 U.S. utilities by customers · EIA utility #26510
Liberty Utilities (Granite State Electri is a investor owned electric utility serving 26,588 customers in New Hampshire. In 2025 it sold 292 gigawatt-hours of electricity for $62.16M in revenue, an average realized rate of 21.32¢ per kWh across all customer classes and 22.59¢ per kWh for residential customers. Its reported service territory covers 5 counties. EIA records its activities as: distribution, bundled.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 23,432 | 199 | $45.01M | 22.59¢ | |
| Commercial | 3,097 | 90.7 | $16.84M | 18.58¢ | |
| Industrial | 59 | 1.6 | $308.00K | 19.30¢ | |
| Total | 26,588 | 292 | $62.16M | 21.32¢ |
Average realized rate = revenue divided by sales as reported on EIA Form 861. It blends fixed charges, demand charges and riders into one per-kWh figure; it is not the utility's tariff rate. Estimated residential bill assumes the average residential customer's actual 2025 usage (709 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 40,563 | 452 | $78.16M | 18.32¢ |
| 2022 | 41,485 | 451 | $113.00M | 26.19¢ |
| 2023 | 34,035 | 364 | $104.95M | 30.77¢ |
| 2024 | 28,063 | 300 | $63.62M | 22.87¢ |
| 2025 | 26,588 | 292 | $62.16M | 22.59¢ |
Reliability (2025)
Average outage time (SAIDI): 125 minutes per customer per year
Average outages (SAIFI): 1.07 per customer
Average restoration time (CAIDI): 116 minutes
As reported for New Hampshire under the IEEE standard, with major event days included where the standard reports them. Lower is better; see the reliability rankings.
Energy supply (2025)
Net generation: — GWh
Wholesale power purchased: 293 GWh
Winter peak demand: 148 MW
Energy losses: 0.1% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 0.2% of 49,696 meters
Customer-sited generation (net metering): 1,954 installations, 27.7 MW of capacity
This utility also reported 20,676 delivery-only customers (631 GWh delivered) in 2025. Delivery figures are excluded from the totals above because the same electricity is also reported by the energy supplier - see Methodology.
Counties served
Cheshire, NHGrafton, NHHillsborough, NHRockingham, NHSullivan, NH
Other large utilities in New Hampshire
- Public Service Co of NH - 299,998 customers, residential 24.17¢
- Community Power Coalition of NH - 204,201 customers, residential 10.56¢
- New Hampshire Elec Coop Inc - 79,113 customers, residential 24.70¢
- North American Power and Gas, LLC - 31,395 customers, residential 15.84¢
- Unitil Energy Systems - 28,173 customers, residential 21.72¢
- Electricity NH, LLC - 14,183 customers, residential 14.84¢
- Town of Wolfeboro - (NH) - 6,031 customers, residential —
- Town of Littleton - (NH) - 4,064 customers, residential —
All New Hampshire utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #26510 in the EIA frame.