Electricity rates — Salt River Project
Salt River Project's customers paid 13.5¢ per kWh in 2024, riders included (EIA-861): about $163 a month for 1,211 kWh. E-28 Tier 1 Price Plan for Residential Time-of-Day Service with Super Off-Peak Hours, the lowest of 3 open plans for a Tier 1 household at 1,000 kWh a month, comes to $1,655 a year, at the typical hour-by-hour use of homes in Arizona. Schedule retrieved October 8, 2026.
31 of 38 priced plans, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| E-28 Price Plan for Residential Time-of-Day Service with Super Off-Peak Hours✓ cheapesttime-of-use · in effect since January 2026 · priced in 3 service tiers, up to $1,895.24; a household takes its own | $1,655.24 | — | 13.8¢ |
| E-23 Basic Price Plan for Residential Servicepriced by season · in effect since January 2026 · priced in 3 service tiers, up to $1,899.40; a household takes its own | $1,659.40 | +$4.16 | 13.8¢ |
| E-24 M-Power Price Plan for PRE-PAY Residential Servicepriced by season · in effect since January 2026 · priced in 3 service tiers, up to $1,899.40; a household takes its own | $1,659.40 | +$4.16 | 13.8¢ |
| Priced but not ranked — restricted, older, or not verifiable as a bill | |||
| E-27P Tier 1 SRP Residential Demand Price Plan Pilot - Pilot Price Plan for Residential Demand Rate Service (Amp Service 0-225)time-of-use · demand charge · in effect since January 2026 · closed to new customers | $1,121.38 | −$533.86 | 9.3¢ |
| E-27 Tier 1 SRP Customer Generation Price Plan for Residential Service (Amp Service 0-225)time-of-use · demand charge · in effect since January 2026 · needs on-site generation | $1,121.38 | −$533.86 | 9.3¢ |
| E-27P Tier 2 SRP Residential Demand Price Plan Pilot - Pilot Price Plan for Residential Demand Rate Service (Amp Service 0-225)time-of-use · demand charge · in effect since January 2026 · closed to new customers | $1,241.38 | −$413.86 | 10.3¢ |
| E-27 Tier 2 SRP Customer Generation Price Plan for Residential Service (Amp Service 0-225)time-of-use · demand charge · in effect since January 2026 · needs on-site generation | $1,241.38 | −$413.86 | 10.3¢ |
| E-15 Tier 1 Customer Generation Average Demand Price Plan for Residential Service (Amp Service 0-225)time-of-use · demand charge · in effect since January 2026 · needs on-site generation | $1,272.93 | −$382.31 | 10.6¢ |
| E-27P Tier 3 SRP Residential Demand Price Plan Pilot - Pilot Price Plan for Residential Demand Rate Service (Amp Service 225+)time-of-use · demand charge · in effect since January 2026 · closed to new customers | $1,361.38 | −$293.86 | 11.3¢ |
| E-27 Tier 3 SRP Customer Generation Price Plan for Residential Service (Amp Service 225+)time-of-use · demand charge · in effect since January 2026 · needs on-site generation | $1,361.38 | −$293.86 | 11.3¢ |
| E-15 Tier 2 Customer Generation Average Demand Price Plan for Residential Service (Amp Service 0-225)time-of-use · demand charge · in effect since January 2026 · needs on-site generation | $1,392.93 | −$262.31 | 11.6¢ |
| E-15 Tier 3 Customer Generation Average Demand Price Plan for Residential Service (Amp Service 225+)time-of-use · demand charge · in effect since January 2026 · needs on-site generation | $1,512.93 | −$142.31 | 12.6¢ |
| E-23 Basic Price Plan for Residential Service Low Income Ratepriced by season · tiered · in effect since January 2025 · low-income rate | $1,599.00 | −$56.24 | 13.3¢ |
| E-29 Tier 1 SRP Electric Vehicle Price Plan - Residential Electric Vehicle Price Plantime-of-use · in effect since January 2026 · closed to new customers | $1,601.00 | −$54.24 | 13.3¢ |
| E-26 Tier 1 SRP Time-of-Use Price Plan™ (TOU) - Standard Price Plan for Residential Time-of-Use Servicetime-of-use · in effect since January 2026 · closed to new customers | $1,607.17 | −$48.07 | 13.4¢ |
| E-22 Tier 1 SRP EZ-3 Price Plan - Price Plan for Residential Super Peak Time-of-Use Servicetime-of-use · in effect since January 2026 · closed to new customers | $1,645.61 | −$9.63 | 13.7¢ |
| E-21 Tier 1 SRP EZ-3 Price Plan - Price Plan for Residential Super Peak Time-of-Use Servicetime-of-use · in effect since January 2026 · closed to new customers | $1,651.05 | −$4.19 | 13.8¢ |
| Daytime Saver Pilottime-of-use · in effect since November 2023 · pilot programme | $1,670.35 | +$15.11 | 13.9¢ |
| E-29 Tier 2 SRP Electric Vehicle Price Plan - Residential Electric Vehicle Price Plantime-of-use · in effect since January 2026 · closed to new customers | $1,721.00 | +$65.76 | 14.3¢ |
| E-26 Tier 2 SRP Time-of-Use Price Plan™ (TOU) - Standard Price Plan for Residential Time-of-Use Servicetime-of-use · in effect since January 2026 · closed to new customers | $1,727.17 | +$71.93 | 14.4¢ |
| E-13 Tier 1 Customer Generation Time-of-Use Export Price Plan for Residential Service (AMP Service 0-225)time-of-use · in effect since January 2026 · needs on-site generation | $1,765.25 | +$110.01 | 14.7¢ |
| E-22 Tier 2 SRP EZ-3 Price Plan - Price Plan for Residential Super Peak Time-of-Use Servicetime-of-use · in effect since January 2026 · closed to new customers | $1,765.61 | +$110.37 | 14.7¢ |
| E-21 Tier 2 SRP EZ-3 Price Plan - Price Plan for Residential Super Peak Time-of-Use Servicetime-of-use · in effect since January 2026 · closed to new customers | $1,771.05 | +$115.81 | 14.8¢ |
| E-14 Tier 1 Residential Customer Generation Electric Vehicle Export Price Plan (Amp Service 0-225)time-of-use · in effect since January 2026 · needs an electric vehicle | $1,796.15 | +$140.91 | 15.0¢ |
| E-29 Tier 3 SRP Electric Vehicle Price Plan - Residential Electric Vehicle Price Plantime-of-use · in effect since January 2026 · closed to new customers | $1,841.00 | +$185.76 | 15.3¢ |
7 further schedules are published and priced but not listed here — mostly regional and seasonal variants of the plans above. The dearest of them costs $2,036.15 a year at this usage.
Price Salt River Project’s plans at your own usage
The cheapest Salt River Project plan for a Tier 1 household at each level of use
- 500 kWh/mo — cheapest $947.62 (E-28 Tier 1 Price Plan for Residential Time-of-Day Service with Super Off-Peak Hours), dearest $949.70, a $2.08 spread
- 1,000 kWh/mo — cheapest $1,655.24 (E-28 Tier 1 Price Plan for Residential Time-of-Day Service with Super Off-Peak Hours), dearest $1,659.40, a $4.16 spread
- 2,000 kWh/mo — cheapest $3,070.50 (E-28 Tier 1 Price Plan for Residential Time-of-Day Service with Super Off-Peak Hours), dearest $3,078.80, a $8.30 spread
What Salt River Project's customers were billed in 2024
At 1,211 kWh a month, Salt River Project's median open plan comes to 14.3¢ per kWh, 6% above the 13.5¢ its customers were billed in 2024, riders included.
| Ownership, as EIA classes it | Political subdivision |
|---|---|
| Full-service homes in Arizona | 1,053,407 |
| Share of Arizona's households | 35% |
| Average use per home | 1,211 kWh a month |
| Average bill per home | $162.97 a month |
| Billed per kWh, riders included | 13.5¢ |
| Median open plan here, at that use | 14.3¢ |
Salt River Project in U.S. Energy Information Administration, Form EIA-861, 2024 (Sales_Ult_Cust_2024.xlsx), retrieved September 23, 2026.
How the E-23 Tier 1 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE bill at 1,000 kWh has moved since 2012
Salt River Project's E-23 Tier 1 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE cost $111.99 a month under its November 2012 version, filed then as E-23 STANDARD PRICE PLAN FOR RESIDENTIAL SERVICE, and costs $138.28 under its January 2026 one, 23% more. Its biggest single step, in November 2023, added $10.00 (8.1%). In Arizona, EIA's average price rose 36% between 2012 and 2025.
Every version of E-23 Tier 1 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE
| Took effect | At 1,000 kWh | Change | Record |
|---|---|---|---|
| January 2026 | $138.28 | +$0.28 (+0.2%) | URDB |
| November 2024as E-23 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE | $138.00 | +$4.75 (+3.6%) | URDB |
| November 2023as E-23 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE | $133.25 | +$10.00 (+8.1%) | URDB |
| October 2022as E-23 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE | $123.25 | +$4.70 (+4.0%) | URDB |
| November 2021as E-23 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE | $118.55 | +$3.80 (+3.3%) | URDB |
| March 2019as E-23 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE | $114.75 | −$1.85 (−1.6%) | URDB |
| January 2018as E-23 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE | $116.60 | +$1.50 (+1.3%) | URDB |
| January 2017as E-23 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE | $115.10 | −$0.95 (−0.8%) | URDB |
| October 2015as E-23 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE | $116.05 | +$4.06 (+3.6%) | URDB |
| November 2012as E-23 STANDARD PRICE PLAN FOR RESIDENTIAL SERVICE | $111.99 | First on record | URDB |
In the guides: Why electricity rates change
How it compares
Among the 100 utilities indexed, Salt River Project's cheapest open plan is the 31st-lowest, 12% less than their median of $1,877.14. It sits between Monongahela Power Co (West Virginia) ($1,649.16) and Middle Tennessee E M C ($1,680.72).
No other utility indexed in Arizona has a cheaper open plan; the other 2 all start higher.
Its fixed charge, $20.00 a month on E-28 Tier 1 Price Plan for Residential Time-of-Day Service with Super Off-Peak Hours, is higher than on the cheapest plan of 76 of the other 99 utilities.
E-23 Tier 1 BASIC PRICE PLAN FOR RESIDENTIAL SERVICE changes price with the season: a kWh costs 3.0¢ more in July to August than in November to April, and the same 1,000 kWh is billed $159.80 in its dearest month against $129.70 in its cheapest.
In the guides: What a bill costs before a single kilowatt-hour · The price that changes with the month
Cheapest 6 plans at 1,000 kWh a month
E-28 Tier 1 Price Plan for Residential Time-of-Day Service with Super Off-Peak Hours — $1,655.24 a year, 13.8¢ per kWh effective, time-of-use. It carries a $20.00 monthly standing charge. In effect since January 2026.
E-23 Tier 1 Basic Price Plan for Residential Service — $1,659.40 a year, 13.8¢ per kWh effective, priced by season. It carries a $20.00 monthly standing charge. In effect since January 2026.
E-24 Tier 1 M-Power Price Plan for PRE-PAY Residential Service — $1,659.40 a year, 13.8¢ per kWh effective, priced by season. It carries a $20.00 monthly standing charge. In effect since January 2026.
E-28 Tier 2 Price Plan for Residential Time-of-Day Service with Super Off-Peak Hours — $1,775.24 a year, 14.8¢ per kWh effective, time-of-use. It carries a $30.00 monthly standing charge. In effect since January 2026.
E-23 Tier 2 Basic Price Plan for Residential Service — $1,779.40 a year, 14.8¢ per kWh effective, priced by season. It carries a $30.00 monthly standing charge. In effect since January 2026.
E-24 Tier 2 M-Power Price Plan for PRE-PAY Residential Service — $1,779.40 a year, 14.8¢ per kWh effective, priced by season. It carries a $30.00 monthly standing charge. In effect since January 2026.
How Salt River Project's plans are structured
Of 38 priceable plans: 1 tiered, 31 time-of-use, 7 priced by season, 9 with demand charges.
Fixed monthly charges run from $20.00 to $40.00.
Salt River Project's published schedules
EIA-861 lists Salt River Project serving homes in Arizona and in no other state, which is how its plans are placed there. 38 of its 38 published residential schedules can be priced.
When Salt River Project's time-of-use plans charge most
E-28 Price Plan for Residential Time-of-Day Service with Super Off-Peak Hours charges 40.2¢ a kWh weekdays 6 pm to 9 pm, July to August, against 4.0¢ in its cheapest hours; those dearest hours are 2% of the year. Homes in Arizona typically put 2% of their electricity in them (NREL ResStock).
In the guides: Time-of-use plans, hour by hour