Electricity rates in Prosser, WA
Prosser (5,869 people, Benton County) is served by 4 electric utilities. Homes on PacifiCorp pay about 15.38¢/kWh, 9% more than the Washington average.
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Electric companies serving Prosser
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| PacifiCorp | Investor-owned utility | 15.38¢ | $179 | 115K | 103 |
| PUD No 1 of Benton County | Public power district | 9.83¢ | $118 | 51K | 36 |
| Benton Rural Electric Association | Electric cooperative | 10.41¢ | $144 | 14K | 304 |
| PUD No 1 of Klickitat County | Public power district | 13.52¢ | $151 | 12K | 272 |
Power outages in Benton County right now
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Outage history in Benton County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 50 | 58 |
| Days with outages | 16 | 15 |
| Most customers out at once | 5,820 (7.2%) | 2,548 (3.2%) |
| Worst day | 2024-06-03 | 2025-12-17 |
Outage minutes by month, 2025
More outage time than 2024 (50 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Grandview 15.4¢
- Mabton 15.4¢
- Benton City 9.8¢
- Sunnyside 15.4¢
- West Richland 9.8¢
- Granger 15.4¢
- Richland 9.8¢
- Zillah 15.4¢
- West Pasco 10.8¢
- Toppenish 15.4¢
ZIP codes: 99350
Frequently asked questions
What is the electricity rate in Prosser?
Most homes in Prosser get power from PacifiCorp, where residential customers pay an average of 15.38¢/kWh including all charges. The Washington average is 14.12¢ and the U.S. average 17.99¢. Other utilities serving parts of Prosser: PUD No 1 of Benton County (9.83¢), Benton Rural Electric Association (10.41¢), PUD No 1 of Klickitat County (13.52¢).
What is the average electric bill in Prosser?
About $179 a month, based on 1,164 kWh a month (the average for PacifiCorp customers) at 15.38¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Prosser, WA?
4 utilities serve Prosser's ZIP codes: PacifiCorp, PUD No 1 of Benton County, Benton Rural Electric Association, PUD No 1 of Klickitat County. Which one serves you depends on your street address.
How often does the power go out in Prosser?
In 2025, customers in Benton County averaged 58 min without power. Outages hit 15 days of the year, and the worst day was 2025-12-17, when 2,548 customers (3.2%) were out. Source: ORNL EAGLE-I.