WattCost

Data through April 2026

Running cost · Air Purifiers · ENERGY STAR certified

Atmosphere BLUE 316500K

The Atmosphere BLUE 316500K's certified consumption is 184 kWh per year, which prices out to about $35 at the national average rate — your hours of use scale that directly. That's close to the middle of the certified pack — about 24% above the median air purifier, ranked 126 of 214. The same unit costs $23 a year in North Dakota but $86 in Hawaii — electricity rates, not the appliance, make the difference. Note the certified pool here is small (214 models), so rankings shift more with each data refresh.

Estimated annual running cost · U.S. average rate 18.8¢/kWh

$35/yr

$5.65 · cheapest certified air purifiers$92 · priciest
Per month
$2.89
Per day
Certified use
184 kWh/yr
Rated room size
298 sq ft
CADR (smoke)
192
Technology
Fan and Filter
Efficiency
6.4 CFM/W
30 kWh490 kWh
Where the Atmosphere BLUE 316500K (▮) sits among all 214 certified air purifiers, by annual kWh

What it costs in every state

Atmosphere BLUE 316500K: 184 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$32
Alaska27.4¢$50
Arizona15.5¢$28
Arkansas14.2¢$26
California35.3¢$65
Colorado16.5¢$30
Connecticut32.2¢$59
Delaware18.8¢$35
District of Columbia25.4¢$47
Florida15.4¢$28
Georgia15.4¢$28
Hawaiipriciest46.6¢$86
Idaho12.7¢$23
Illinois20.5¢$38
Indiana17.9¢$33
Iowa13.9¢$26
Kansas15.8¢$29
Kentucky15.0¢$28
Louisiana14.4¢$27
Maine28.4¢$52
Maryland22.1¢$41
Massachusetts29.4¢$54
Michigan21.4¢$39
Minnesota16.4¢$30
Mississippi16.8¢$31
Missouri14.0¢$26
Montana13.9¢$26
Nebraska13.3¢$24
Nevada14.3¢$26
New Hampshire27.2¢$50
New Jersey23.5¢$43
New Mexico15.2¢$28
New York29.4¢$54
North Carolina16.3¢$30
North Dakotacheapest12.3¢$23
Ohio19.5¢$36
Oklahoma13.3¢$24
Oregon15.8¢$29
Pennsylvania21.5¢$40
Rhode Island28.3¢$52
South Carolina17.1¢$31
South Dakota14.5¢$27
Tennessee14.9¢$27
Texas17.0¢$31
Utah13.3¢$24
Vermont24.6¢$45
Virginia17.4¢$32
Washington14.4¢$26
West Virginia16.1¢$30
Wisconsin19.2¢$35
Wyoming14.7¢$27

Certified models closest in efficiency

air purifiers within reach of 184 kWh/yr
ModelkWh/yr$/yr (US avg)
Honeywell HPA4300B185$35
Blueair 3431101000182$34
Blueair 4412311000most efficient181$34
WOOZOO APF-25179$34
Blueair 3332111100193$36
Govee H7122175$33

Run your own numbers

Your rate, your numbers

Per day
Per month
$2.89
Per year
$35

184 kWh/yr × 18.8¢/kWh = $35/yr

Prefilled with this model's certified 184 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh comes from the ENERGY STAR room air cleaner test basis, which assumes continuous daily operation. Running fewer hours costs proportionally less.

Questions, answered with the data

How much electricity does the Atmosphere BLUE 316500K use?
ENERGY STAR certifies the Atmosphere BLUE 316500K at 184 kWh per year. The certified annual kWh comes from the ENERGY STAR room air cleaner test basis, which assumes continuous daily operation. Running fewer hours costs proportionally less.
How much does the Atmosphere BLUE 316500K cost to run per month?
About $2.89 a month at the U.S. average residential rate (18.8¢/kWh) — 9¢ a day, or $35 a year. Your state's rate moves this up or down; see the table above.
Is the Atmosphere BLUE 316500K energy efficient?
It uses 24% more electricity than the median certified air purifier.
What does the Atmosphere BLUE 316500K cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $23 a year in North Dakota (12.3¢/kWh) and $86 in Hawaii (46.6¢/kWh).

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