San Diego Gas & Electric Co
Investor Owned electric utility · California · #119 of 3,199 U.S. utilities by customers · EIA utility #16609
San Diego Gas & Electric Co is a investor owned electric utility serving 317,732 customers in California. In 2025 it sold 2,884 gigawatt-hours of electricity for $1.16B in revenue, an average realized rate of 40.08¢ per kWh across all customer classes and 45.77¢ per kWh for residential customers. Its reported service territory covers 2 counties. EIA records its activities as: generation, transmission, buying transmission, distribution, bundled.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 284,416 | 1,252 | $572.95M | 45.77¢ | |
| Commercial | 31,818 | 1,161 | $454.24M | 39.12¢ | |
| Industrial | 1,493 | 394 | $111.83M | 28.41¢ | |
| Transportation | 5 | 77.6 | $17.08M | 22.00¢ | |
| Total | 317,732 | 2,884 | $1.16B | 40.08¢ |
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 (367 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 1,394,365 | 11,298 | $3.07B | 30.65¢ |
| 2022 | 914,422 | 7,800 | $2.54B | 37.92¢ |
| 2023 | 512,633 | 4,619 | $1.86B | 45.48¢ |
| 2024 | 343,439 | 3,207 | $1.19B | 43.63¢ |
| 2025 | 317,732 | 2,884 | $1.16B | 45.77¢ |
Reliability (2025)
Average outage time (SAIDI): 130 minutes per customer per year
Average outages (SAIFI): 0.54 per customer
Average restoration time (CAIDI): 242 minutes
As reported for California 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: 1,916 GWh
Wholesale power purchased: 8,558 GWh
Winter peak demand: 3,215 MW
Energy losses: 19.9% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 99.8% of 1,549,558 meters
Customer-sited generation (net metering): 347,778 installations, 2,442.3 MW of capacity
This utility also reported 1,222,481 delivery-only customers (13,904 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
Orange, CASan Diego, CA
Other large utilities in California
- Southern California Edison Co - 3,735,576 customers, residential 31.48¢
- Pacific Gas & Electric Co. - 2,008,682 customers, residential 37.52¢
- Los Angeles Department of Water & Power - 1,516,453 customers, residential 26.48¢
- San Diego Community Power - 939,547 customers, residential 15.76¢
- Clean Power Alliance of Southern Califor - 819,661 customers, residential 13.95¢
- Sunrun Inc. - 796,359 customers, residential 26.53¢
- Ava Community Energy - 724,515 customers, residential 14.48¢
- Sacramento Municipal Util Dist - 675,491 customers, residential 18.93¢
All California utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #16609 in the EIA frame.