Turlock Irrigation District
Political Subdivision electric utility · California · #229 of 3,199 U.S. utilities by customers · EIA utility #19281
Turlock Irrigation District is a political subdivision electric utility serving 96,642 customers in California. In 2025 it sold 2,189 gigawatt-hours of electricity for $328.62M in revenue, an average realized rate of 15.01¢ per kWh across all customer classes and 17.40¢ per kWh for residential customers. Its reported service territory covers 3 counties. EIA records its activities as: generation, transmission, buying transmission, distribution, buying distribution, wholesale marketing.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 80,976 | 791 | $137.65M | 17.40¢ | |
| Commercial | 9,053 | 531 | $76.14M | 14.35¢ | |
| Industrial | 6,613 | 868 | $114.83M | 13.23¢ | |
| Total | 96,642 | 2,189 | $328.62M | 15.01¢ |
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 (814 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 94,839 | 2,225 | $308.27M | 15.89¢ |
| 2022 | 94,399 | 2,253 | $313.57M | 15.99¢ |
| 2023 | 95,053 | 2,162 | $323.14M | 16.98¢ |
| 2024 | 95,746 | 2,244 | $320.29M | 16.34¢ |
| 2025 | 96,642 | 2,189 | $328.62M | 17.40¢ |
Reliability (2025)
Average outage time (SAIDI): 62 minutes per customer per year
Average outages (SAIFI): 0.66 per customer
Average restoration time (CAIDI): 93 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: 2,420 GWh
Wholesale power purchased: 827 GWh
Winter peak demand: 356 MW
Energy losses: 3.5% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 99.8% of 91,803 meters
Customer-sited generation (net metering): 5,626 installations, 75.2 MW of capacity
Counties served
Merced, CAStanislaus, CATuolumne, 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 #19281 in the EIA frame.