Salt River Project electricity rates
Public power district · Arizona · WECC region
Salt River Project is a public power district or authority run by an elected or appointed board, serving 1,074,095 homes in Arizona. Its residential customers pay an average of 14.10¢/kWh including fixed and delivery charges, 22% less than the U.S. average.
Rate basis: EIA-861M monthly utility data, 12 months ending 2026-07.
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Salt River Project bill estimates
| Monthly use | At average all-in rate |
|---|---|
| 500 kWh | $70.50 |
| 1,000 kWh | $141.00 |
| 1,500 kWh | $211.50 |
| 2,000 kWh | $282.00 |
Salt River Project residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| E-15 Tier 3 CUSTOMER GENERATION AVERAGE DEMAND PRICE PLAN FOR RESIDENTIAL SERVICE (Amp Service 225+)time-of-use | 2026-01-01 | $40.00 | 6.1¢ (12am–2pm, 8pm–12am) · 8.2¢ (2pm–8pm) — summer weekdays |
| E-26 Tier 1 SRP Time-of-Use Price Plan™ (TOU) - STANDARD PRICE PLAN FOR RESIDENTIAL TIME-OF-USE SERVICEtime-of-use | 2026-01-01 | $20.00 | 9.3¢ (12am–2pm, 8pm–12am) · 26.0¢ (2pm–8pm) — summer weekdays |
| E-26 Tier 2 SRP Time-of-Use Price Plan™ (TOU) - STANDARD PRICE PLAN FOR RESIDENTIAL TIME-OF-USE SERVICEtime-of-use | 2026-01-01 | $30.00 | 9.3¢ (12am–2pm, 8pm–12am) · 26.0¢ (2pm–8pm) — summer weekdays |
| E-26 Tier 3 SRP Time-of-Use Price Plan™ (TOU) - STANDARD PRICE PLAN FOR RESIDENTIAL TIME-OF-USE SERVICEtime-of-use | 2026-01-01 | $40.00 | 9.3¢ (12am–2pm, 8pm–12am) · 26.0¢ (2pm–8pm) — summer weekdays |
| E-28 Tier 1 PRICE PLAN FOR RESIDENTIAL TIME-OF-DAY SERVICE WITH SUPER OFF-PEAK HOURStime-of-use | 2026-01-01 | $20.00 | 12.8¢ (12am–8am, 3pm–6pm, 9pm–12am) · 40.2¢ (6pm–9pm) · 6.6¢ (8am–3pm) — summer weekdays |
| E-28 Tier 2 PRICE PLAN FOR RESIDENTIAL TIME-OF-DAY SERVICE WITH SUPER OFF-PEAK HOURStime-of-use | 2026-01-01 | $30.00 | 12.8¢ (12am–8am, 3pm–6pm, 9pm–12am) · 40.2¢ (6pm–9pm) · 6.6¢ (8am–3pm) — summer weekdays |
| E-28 Tier 3 PRICE PLAN FOR RESIDENTIAL TIME-OF-DAY SERVICE WITH SUPER OFF-PEAK HOURStime-of-use | 2026-01-01 | $40.00 | 12.8¢ (12am–8am, 3pm–6pm, 9pm–12am) · 40.2¢ (6pm–9pm) · 6.6¢ (8am–3pm) — summer weekdays |
| E-15 Tier 1 CUSTOMER GENERATION AVERAGE DEMAND PRICE PLAN FOR RESIDENTIAL SERVICE (Amp Service 0-225)time-of-use | 2026-01-01 | $20.00 | 6.1¢ (12am–2pm, 8pm–12am) · 8.2¢ (2pm–8pm) — summer weekdays |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Salt River Project rate history
2015–2025: +21% change in the average residential rate (11.60¢ → 13.98¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | Salt River Project | Arizona avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 66 | 70 | 266 |
| Outages per customer (SAIFI) | 1.02 | 0.89 | 1.34 |
| Average restoration time (CAIDI) | 65 min | — | — |
| Outage minutes excluding major storms | 50 | 63 | 121 |
Outages in counties served (2025)
From ORNL EAGLE-I, which tracks customers without power every 15 minutes. These counts cover every utility in each county. Weighted across Salt River Project's counties, customers averaged 105 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Gila | 207 | 61 | 5,849 | 2025-09-14 |
| Pinal | 206 | 86 | 8,576 | 2025-08-26 |
| Maricopa | 98 | 13 | 62,447 | 2025-08-26 |
Salt River Project service area
Salt River Project serves 3 counties in Arizona and 144 ZIP codes.
Gila, Maricopa, Pinal
Cities: Phoenix, Mesa, Chandler, Gilbert, Glendale, Scottsdale, Peoria, Tempe, Tempe Junction, San Tan Valley, Avondale, Maricopa, Apache Junction, Queen Creek, Florence, Fountain Hills, Payson, Sun Lakes, Paradise Valley, Camp Verde, Gold Camp, Gold Canyon, Globe, Tolleson, Guadalupe, Cave Creek, Carefree, Sacaton, Cordes Lakes, Central Heights-Midland City, Star Valley, Rio Verde, Mayer, Tonto Basin, Casa Blanca, Spring Valley, Six Shooter Canyon
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Customers with daily usage data online | 863,572 |
| Time-based rate programs | Time-of-use rates |
| Homes on time-based rates | 360,908 |
| Net-metered solar homes | 63,437 |
| Home batteries paired with solar | 5,912 |
| Homes in demand response (e.g. thermostat rebates) | 71,212 |
| Residential efficiency incentives paid (2025) | $20,445,000 |
| Residential energy saved by programs | 434,997 MWh |
Salt River Project at a glance
| Ownership | Public power district |
| Services | Generation, Transmission, Distribution, Wholesale Marketing |
| Commercial rate | 10.91¢/kWh |
| Industrial rate | 8.40¢/kWh |
| Retail revenue (2025) | $4,069,297,000 |
| Electricity sold (2025) | 34,397,819 MWh |
| Peak demand | 8,603 MW summer · 5,252 MW winter |
| Power from own generation | 68% (rest purchased) |
| Line losses | 1.4% |
| Balancing authority | SRP |
| EIA utility ID | 16572 |
Other utilities in Arizona
Frequently asked questions
What is Salt River Project's electricity rate?
Salt River Project residential customers pay an average of 14.10¢ per kWh, all charges included (EIA-861M monthly utility data, 12 months ending 2026-07). That's 8% below the Arizona average of 15.40¢ and 22% below the U.S. average.
What is the average Salt River Project electric bill?
About $161 a month. The average Salt River Project home uses 1,143 kWh a month. At 1,000 kWh the bill would be about $141.
How many customers does Salt River Project have?
Salt River Project serves 1,074,095 residential customers and 1,188,189 customers in total in Arizona, across 3 counties.
How reliable is Salt River Project?
In 2025, the average Salt River Project customer was without power for 66 min (SAIDI) over 1.02 interruptions (SAIFI), including major storms. Excluding major event days it was 50 min. The Arizona average was 70 min and the U.S. average 4 hr 26 min.
Does Salt River Project offer time-of-use rates?
Yes. The OpenEI rate database lists 8 time-of-use residential plans, including E-15 Tier 3 CUSTOMER GENERATION AVERAGE DEMAND PRICE PLAN FOR RESIDENTIAL SERVICE (Amp Service 225+). Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Does Salt River Project offer net metering for solar?
Salt River Project had 63,437 residential net-metered customers in 2025 with 435.4 MW of capacity and 5,912 solar-paired batteries. Estimate solar savings at this utility's rate.
Sources: EIA-861 2025 and EIA-861M (through July 2026), OpenEI URDB, ORNL EAGLE-I, U.S. Census. Methodology. Spot an error? Rates change often, so confirm with Salt River Project before making decisions.