Hawaii Electric Light Co Inc
Investor Owned electric utility · Hawaii · #239 of 3,199 U.S. utilities by customers · EIA utility #8287
Hawaii Electric Light Co Inc is a investor owned electric utility serving 90,899 customers in Hawaii. In 2025 it sold 1,063 gigawatt-hours of electricity for $452.02M in revenue, an average realized rate of 42.53¢ per kWh across all customer classes and 45.80¢ per kWh for residential customers. Its reported service territory covers 1 counties. EIA records its activities as: generation, transmission, distribution.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 79,318 | 428 | $196.16M | 45.80¢ | |
| Commercial | 11,476 | 372 | $160.46M | 43.09¢ | |
| Industrial | 105 | 262 | $95.41M | 36.39¢ | |
| Total | 90,899 | 1,063 | $452.02M | 42.53¢ |
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 (450 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 87,747 | 1,044 | $375.77M | 37.92¢ |
| 2022 | 88,451 | 1,054 | $479.57M | 47.95¢ |
| 2023 | 89,202 | 1,044 | $458.16M | 46.52¢ |
| 2024 | 89,923 | 1,047 | $475.56M | 48.31¢ |
| 2025 | 90,899 | 1,063 | $452.02M | 45.80¢ |
Reliability (2025)
Average outage time (SAIDI): 379 minutes per customer per year
Average outages (SAIFI): 2.90 per customer
Average restoration time (CAIDI): 131 minutes
As reported for Hawaii under the Other standard, with major event days included where the standard reports them. Lower is better; see the reliability rankings.
Energy supply (2025)
Net generation: 538 GWh
Wholesale power purchased: 581 GWh
Winter peak demand: 183 MW
Energy losses: 4.6% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 94.8% of 90,803 meters
Customer-sited generation (net metering): 16,349 installations, 116.6 MW of capacity
Counties served
Hawaii, HI
Other large utilities in Hawaii
- Hawaiian Electric Co Inc - 310,559 customers, residential 40.54¢
- Maui Electric Co Ltd - 71,962 customers, residential 41.97¢
- Kauai Island Utility Cooperative - 35,617 customers, residential 38.43¢
All Hawaii utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #8287 in the EIA frame.