Air Purifier Electricity Calculator in Oregon

Use this appliance electricity calculator to estimate air purifier operating cost in Oregon using deterministic wattage and runtime assumptions tied to the statewide residential electricity rate.

Oregon average rate
15.00 ¢/kWh
Assumed wattage
50 W
Typical usage pattern
8 hours/day
Typical monthly cost
$1.80
Typical yearly cost
$21.90

Key metrics

MetricValue
Oregon average rate15.00 ¢/kWh
Assumed wattage50 W
Typical usage pattern8 hours/day
Typical monthly cost$1.80
Typical yearly cost$21.90

Air Purifier in Oregon vs U.S. benchmark

Oregon monthly estimate
$1.80
U.S. monthly estimate
$2.11
Difference
-$0.31
State rate
15.00 ¢/kWh

Calculator assumptions

This calculator uses a typical wattage range of 25-100 W, with a standard working assumption of 50 watts for 8 hours/day. The deterministic formula is kWh = (watts × hours) / 1000.

At this profile, the appliance uses 12.0 kWh per month and 146.0 kWh per year in the model.

Appliance calculator scenarios

ScenarioHours/dayAnnual energyOregon monthlyU.S. monthlyOregon yearly
Light usage4 hours/day73.0 kWh$0.90$1.05$10.95
Typical usage8 hours/day146.0 kWh$1.80$2.11$21.90
Heavy usage12 hours/day219.0 kWh$2.70$3.16$32.85

Canonical appliance cost route

Appliance-intent cost pages remain canonical at the dedicated route below. This calculator page is additive for scenario-focused calculator queries and links into the same state rate context.

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For comparison-first navigation, use the curated Energy Comparison Hub slices below. These are discovery routes and preserve canonical ownership in the existing calculator, appliance-cost, and state-comparison systems.

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Source & Method

Source: U.S. Energy Information Administration (EIA) Retail Sales of Electricity. Last dataset period: February 2026. Costs are energy-only estimates and exclude delivery charges, taxes, and fixed utility fees.

Disclaimers