PUD No 3 of Mason County electricity rates
Public power district · Washington · WECC region
PUD No 3 of Mason County is a public power district or authority run by an elected or appointed board, serving 34,378 homes in Washington. Its residential customers pay an average of 15.56¢/kWh including fixed and delivery charges, 14% less than the U.S. average.
Rate basis: EIA-861 2025 annual data, adjusted to the 12 months ending 2026-07 using the state's price trend.
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PUD No 3 of Mason County bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $77.80 | $97.97 |
| 1,000 kWh | $155.60 | $142.67 |
| 1,500 kWh | $233.40 | $187.37 |
| 2,000 kWh | $311.20 | $232.07 |
*Residential Rate R1 (effective 2025-03-01, $53.27/month customer charge), energy and fixed charges from the OpenEI Utility Rate Database. Riders, fuel adjustments and taxes are often billed separately, so real bills usually land closer to the all-in column. Calculate your bill.
PUD No 3 of Mason County residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential Rate R1 | 2025-03-01 | $53.27 | 8.94¢ |
| Residential Rate R3 | 2015-09-30 | $39.60 | 6.99¢ |
| Low Income Senior and Disability Discount | 2015-09-30 | $30.00 | 6.99¢ |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
PUD No 3 of Mason County rate history
2015–2025: +48% change in the average residential rate (9.79¢ → 14.45¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | PUD No 3 of Mason County | Washington avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 419 | 372 | 266 |
| Outages per customer (SAIFI) | 1.91 | 1.42 | 1.34 |
| Average restoration time (CAIDI) | 3 hr 40 min | — | — |
| Outage minutes excluding major storms | 223 | 141 | 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 PUD No 3 of Mason County's counties, customers averaged 15 hr 49 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Pierce | 1,161 | 100 | 86,311 | 2025-10-26 |
| Kitsap | 1,136 | 75 | 65,573 | 2025-02-25 |
| Mason | 334 | 44 | 5,707 | 2025-07-17 |
| Grays Harbor | 0 | 0 | 0 | 2025-01-11 |
PUD No 3 of Mason County service area
PUD No 3 of Mason County serves 4 counties in Washington and 34 ZIP codes.
Grays Harbor, Kitsap, Mason, Pierce
Cities: Tacoma, Olympia, Bremerton, Parkland, Port Orchard, Shelton, Midland, Gig Harbor, Belfair, Montesano, Bethel, Key Center, Elma, Erlands Point-Kitsap Lake, Navy Yard City, Chico, Allyn, McCleary, Rocky Point, Seabeck
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Customers with daily usage data online | 34,333 |
| Time-based rate programs | None reported |
| Net-metered solar homes | 382 |
| Residential efficiency incentives paid (2025) | $4,299,461 |
| Residential energy saved by programs | 2,149 MWh |
PUD No 3 of Mason County at a glance
| Ownership | Public power district |
| Services | Transmission, Distribution, Wholesale Marketing |
| Commercial rate | 10.89¢/kWh |
| Industrial rate | 8.09¢/kWh |
| Retail revenue (2025) | $88,899,000 |
| Electricity sold (2025) | 691,554 MWh |
| Peak demand | 104 MW summer · 184 MW winter |
| Line losses | 5.6% |
| Balancing authority | BPAT |
| EIA utility ID | 15419 |
Other utilities in Washington
Frequently asked questions
What is PUD No 3 of Mason County's electricity rate?
PUD No 3 of Mason County residential customers pay an average of 15.56¢ per kWh, all charges included (EIA-861 2025 annual data, adjusted to the 12 months ending 2026-07 using the state's price trend). That's 10% above the Washington average of 14.12¢ and 14% below the U.S. average.
What is the average PUD No 3 of Mason County electric bill?
About $175 a month. The average PUD No 3 of Mason County home uses 1,125 kWh a month. At 1,000 kWh the bill would be about $156.
How many customers does PUD No 3 of Mason County have?
PUD No 3 of Mason County serves 34,378 residential customers and 36,818 customers in total in Washington, across 4 counties.
How reliable is PUD No 3 of Mason County?
In 2025, the average PUD No 3 of Mason County customer was without power for 6 hr 59 min (SAIDI) over 1.91 interruptions (SAIFI), including major storms. Excluding major event days it was 3 hr 43 min. The Washington average was 6 hr 12 min and the U.S. average 4 hr 26 min.
Does PUD No 3 of Mason County offer net metering for solar?
PUD No 3 of Mason County had 382 residential net-metered customers in 2025 with 2.7 MW of capacity. 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 PUD No 3 of Mason County before making decisions.