What is the sulfur dioxide (SO2) level in Maple Valley, Washington at the moment?

Currently, Maple Valley, Washington has a sulfur dioxide (SO2) concentration of 0.346 ppb.

What is the ozone (O3) level in Maple Valley, Washington at the moment?

The current ozone (O3) level in Maple Valley, Washington at the moment is 29.314 ppm.

What is the nitrogen dioxide (NO2) level in Maple Valley, Washington at the moment?

Nitrogen dioxide (NO2) level in Maple Valley, Washington at the moment is 4.541 ppb.

Live air quality index in Maple Valley, Washington today

Q: What is the PM2.5 level in Maple Valley, Washington at the moment?

PM2.5 levels in Maple Valley, Washington are currently 9.125 μg/m3.

Q: What is the PM10 level in Maple Valley, Washington at the moment?

The PM10 concentration in Maple Valley, Washington is 25.342 μg/m3 at the moment.

Stay updated with real-time air quality in Maple Valley, Washington featuring accurate data on AQI, PM_2.5, PM₁₀, O₃, NO₂, SO₂, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.

Live AQI (Air Quality Index)

Good

Maple Valley, Washington

Last updated: ... (Local time)

Major air pollutants in Maple Valley, Washington

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

9.13 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

25.34 μg/m³

155

255

425

605+

Ozone (O₃)

29.31 ppb

201

201+

Sulfur Dioxide (SO₂)

0.35 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.54 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.15 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Maple Valley, Washington

Get Live Pollen Counts

Maple Valley, Washington

Scroll To Air Quality Map

Track live Maple Valley, Washington air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T23:00:00.000Z	71 \| moderate	14.915 \| fine	59.586 \| fine	61.371 \| fine	0.398 \| good	13.207 \| good	0.287 \| good
2026-07-22T00:00:00.000Z	87 \| moderate	25.287 \| fine	83.245 \| fine	65.757 \| fine	0.443 \| good	12.267 \| good	0.324 \| good
2026-07-22T01:00:00.000Z	87 \| moderate	17.979 \| fine	87.519 \| fine	66.21 \| fine	0.385 \| good	10.311 \| good	0.317 \| good
2026-07-22T02:00:00.000Z	64 \| moderate	13.391 \| fine	37.745 \| good	58.523 \| fine	0.388 \| good	7.312 \| good	0.317 \| good
2026-07-22T03:00:00.000Z	58 \| moderate	12.243 \| fine	53.133 \| good	57.25 \| fine	0.481 \| good	7.493 \| good	0.31 \| good
2026-07-22T04:00:00.000Z	58 \| moderate	12.922 \| fine	52.127 \| good	53.861 \| good	0.496 \| good	9.226 \| good	0.273 \| good
2026-07-22T05:00:00.000Z	60 \| moderate	14.392 \| fine	61.712 \| fine	55.432 \| fine	0.439 \| good	10.814 \| good	0.354 \| good
2026-07-22T06:00:00.000Z	58 \| moderate	12.531 \| fine	55.434 \| fine	51.799 \| good	0.535 \| good	11.404 \| good	0.31 \| good
2026-07-22T07:00:00.000Z	56 \| moderate	11.96 \| good	54.989 \| good	37.702 \| good	0.531 \| good	13.313 \| good	0.31 \| good
2026-07-22T08:00:00.000Z	60 \| moderate	13.576 \| fine	52.571 \| good	40.531 \| good	0.629 \| good	10.764 \| good	0.157 \| good
2026-07-22T09:00:00.000Z	79 \| moderate	23.579 \| fine	75.646 \| fine	30.171 \| good	0.308 \| good	11.893 \| good	0.186 \| good
2026-07-22T10:00:00.000Z	83 \| moderate	23.676 \| fine	118.531 \| fine	25.296 \| good	0.341 \| good	15.774 \| good	0.157 \| good
2026-07-22T11:00:00.000Z	88 \| moderate	28.698 \| fine	121.254 \| fine	25.399 \| good	0.335 \| good	17.675 \| good	0.231 \| good
2026-07-22T12:00:00.000Z	62 \| moderate	15.108 \| fine	36.005 \| good	14.42 \| good	0.338 \| good	20.598 \| good	0.23 \| good
2026-07-22T13:00:00.000Z	64 \| moderate	15.685 \| fine	30.031 \| good	16.537 \| good	0.362 \| good	23.284 \| good	0.23 \| good
2026-07-22T14:00:00.000Z	58 \| moderate	12.772 \| fine	48.457 \| good	19.151 \| good	0.345 \| good	12.144 \| good	0.346 \| good
2026-07-22T15:00:00.000Z	62 \| moderate	15.336 \| fine	53.533 \| good	23.896 \| good	0.35 \| good	11.882 \| good	0.389 \| good
2026-07-22T16:00:00.000Z	60 \| moderate	14.224 \| fine	67.929 \| fine	21.17 \| good	0.787 \| good	8.101 \| good	0.365 \| good
2026-07-22T17:00:00.000Z	86 \| moderate	27.921 \| fine	100.191 \| fine	27.002 \| good	0.661 \| good	9.063 \| good	0.322 \| good
2026-07-22T18:00:00.000Z	73 \| moderate	19.153 \| fine	99.321 \| fine	31.613 \| good	0.52 \| good	9.56 \| good	0.287 \| good
2026-07-22T19:00:00.000Z	77 \| moderate	17.285 \| fine	106.828 \| fine	44.489 \| good	0.52 \| good	20.391 \| good	0.294 \| good
2026-07-22T20:00:00.000Z	66 \| moderate	17.198 \| fine	83.781 \| fine	50.183 \| good	0.532 \| good	16.025 \| good	0.257 \| good
2026-07-22T21:00:00.000Z	65 \| moderate	16.472 \| fine	83.926 \| fine	55.796 \| fine	0.351 \| good	13.296 \| good	0.215 \| good
2026-07-22T22:00:00.000Z	84 \| moderate	16.954 \| fine	72.158 \| fine	65.489 \| fine	0.356 \| good	12.954 \| good	0.287 \| good
2026-07-22T23:00:00.000Z	126 \| sensitive	16.682 \| fine	74.47 \| fine	78.331 \| moderate	0.462 \| good	11.813 \| good	0.273 \| good
2026-07-23T00:00:00.000Z	133 \| sensitive	20.122 \| fine	64.537 \| fine	80.066 \| moderate	0.479 \| good	11.719 \| good	0.273 \| good
2026-07-23T01:00:00.000Z	73 \| moderate	20.809 \| fine	60.675 \| fine	59.555 \| fine	0.474 \| good	13.861 \| good	0.345 \| good
2026-07-23T02:00:00.000Z	71 \| moderate	19.606 \| fine	83.545 \| fine	51.976 \| good	0.375 \| good	16.554 \| good	0.34 \| good
2026-07-23T03:00:00.000Z	60 \| moderate	13.921 \| fine	62.065 \| fine	36.371 \| good	0.525 \| good	6.707 \| good	0.214 \| good
2026-07-23T04:00:00.000Z	71 \| moderate	20.375 \| fine	92.929 \| fine	27.39 \| good	0.583 \| good	15.122 \| good	0.272 \| good
2026-07-23T05:00:00.000Z	73 \| moderate	20.523 \| fine	84.198 \| fine	27.928 \| good	0.704 \| good	8.929 \| good	0.308 \| good
2026-07-23T06:00:00.000Z	67 \| moderate	17.756 \| fine	50.702 \| good	24.6 \| good	0.397 \| good	7.682 \| good	0.188 \| good
2026-07-23T07:00:00.000Z	64 \| moderate	15.828 \| fine	62.496 \| fine	26.196 \| good	0.382 \| good	8.126 \| good	0.188 \| good
2026-07-23T08:00:00.000Z	52 \| moderate	10.387 \| good	41.232 \| good	24.018 \| good	1.349 \| good	3.529 \| good	0.151 \| good
2026-07-23T09:00:00.000Z	49 \| good	8.906 \| good	27.155 \| good	26.157 \| good	0.953 \| good	3.375 \| good	0.114 \| good
2026-07-23T10:00:00.000Z	38 \| good	7.254 \| good	34.039 \| good	29.973 \| good	1.533 \| good	3.631 \| good	0.114 \| good
2026-07-23T11:00:00.000Z	33 \| good	6.489 \| good	25.524 \| good	29.282 \| good	2.67 \| good	4.566 \| good	0.114 \| good
2026-07-23T12:00:00.000Z	38 \| good	6.508 \| good	26.285 \| good	30.58 \| good	4 \| good	5.137 \| good	0.114 \| good
2026-07-23T13:00:00.000Z	27 \| good	4.615 \| good	27.624 \| good	29.004 \| good	3.936 \| good	5.161 \| good	0.114 \| good
2026-07-23T14:00:00.000Z	26 \| good	4.225 \| good	22.898 \| good	28.255 \| good	0.376 \| good	6.488 \| good	0.195 \| good
2026-07-23T15:00:00.000Z	27 \| good	3.491 \| good	14.884 \| good	28.73 \| good	0.418 \| good	6.109 \| good	0.144 \| good
2026-07-23T16:00:00.000Z	25 \| good	2.73 \| good	27.384 \| good	24.058 \| good	0.366 \| good	5.183 \| good	0.144 \| good
2026-07-23T17:00:00.000Z	20 \| good	2.214 \| good	9.883 \| good	22.143 \| good	0.483 \| good	4.665 \| good	0.107 \| good
2026-07-23T18:00:00.000Z	30 \| good	3.864 \| good	31.944 \| good	18.684 \| good	0.476 \| good	4.957 \| good	0.107 \| good
2026-07-23T19:00:00.000Z	34 \| good	3.787 \| good	36.673 \| good	21.206 \| good	0.371 \| good	3.321 \| good	0.107 \| good
2026-07-23T20:00:00.000Z	22 \| good	3.649 \| good	18.284 \| good	19.797 \| good	0.371 \| good	3.391 \| good	0.151 \| good
2026-07-23T21:00:00.000Z	26 \| good	4.045 \| good	20.594 \| good	27.898 \| good	0.351 \| good	3.472 \| good	0.151 \| good
2026-07-23T22:00:00.000Z	65 \| moderate	9.687 \| good	82.745 \| fine	28.285 \| good	0.351 \| good	4.235 \| good	0.151 \| good
2026-07-23T22:00:00.000Z	49 \| good	9.125 \| good	25.342 \| good	29.314 \| good	0.346 \| good	4.541 \| good	0.151 \| good
2026-07-23T23:00:00.000Z	56 \| moderate	12.076 \| good	53.56 \| good	42.141 \| good	0.234 \| good	0.617 \| good	0.127 \| good
2026-07-24T00:00:00.000Z	54 \| moderate	11.277 \| good	50.135 \| good	43.26 \| good	0.232 \| good	0.696 \| good	0.127 \| good
2026-07-24T01:00:00.000Z	52 \| moderate	10.045 \| good	44.575 \| good	43.074 \| good	0.23 \| good	0.866 \| good	0.126 \| good
2026-07-24T02:00:00.000Z	52 \| moderate	9.727 \| good	43.285 \| good	38.198 \| good	0.232 \| good	1.171 \| good	0.124 \| good
2026-07-24T03:00:00.000Z	52 \| moderate	10.053 \| good	44.78 \| good	28.399 \| good	0.24 \| good	2.114 \| good	0.127 \| good
2026-07-24T04:00:00.000Z	52 \| moderate	10.061 \| good	44.966 \| good	20.886 \| good	0.262 \| good	5.234 \| good	0.151 \| good
2026-07-24T05:00:00.000Z	49 \| good	9.14 \| good	40.197 \| good	13.354 \| good	0.284 \| good	7.515 \| good	0.168 \| good
2026-07-24T06:00:00.000Z	44 \| good	7.891 \| good	34.548 \| good	11.69 \| good	0.295 \| good	9.244 \| good	0.181 \| good
2026-07-24T07:00:00.000Z	38 \| good	6.938 \| good	30.32 \| good	10.769 \| good	0.291 \| good	10.547 \| good	0.192 \| good
2026-07-24T08:00:00.000Z	33 \| good	6.393 \| good	27.933 \| good	11.209 \| good	0.271 \| good	10.965 \| good	0.198 \| good
2026-07-24T09:00:00.000Z	33 \| good	6.21 \| good	26.656 \| good	12.045 \| good	0.221 \| good	11.203 \| good	0.203 \| good
2026-07-24T10:00:00.000Z	33 \| good	6.089 \| good	26.646 \| good	11.856 \| good	0.181 \| good	11.017 \| good	0.205 \| good
2026-07-24T11:00:00.000Z	33 \| good	6.139 \| good	26.496 \| good	11.462 \| good	0.157 \| good	10.406 \| good	0.202 \| good
2026-07-24T12:00:00.000Z	33 \| good	6.425 \| good	27.935 \| good	10.229 \| good	0.141 \| good	8.537 \| good	0.185 \| good
2026-07-24T13:00:00.000Z	38 \| good	6.99 \| good	30.385 \| good	9.154 \| good	0.124 \| good	6.794 \| good	0.176 \| good
2026-07-24T14:00:00.000Z	38 \| good	6.547 \| good	28.742 \| good	12.55 \| good	0.115 \| good	5.059 \| good	0.169 \| good
2026-07-24T15:00:00.000Z	33 \| good	6.388 \| good	27.802 \| good	16.896 \| good	0.123 \| good	4.065 \| good	0.171 \| good
2026-07-24T16:00:00.000Z	38 \| good	6.768 \| good	29.907 \| good	20.944 \| good	0.266 \| good	2.806 \| good	0.131 \| good
2026-07-24T17:00:00.000Z	38 \| good	7.106 \| good	31.229 \| good	26.677 \| good	0.337 \| good	2.207 \| good	0.118 \| good
2026-07-24T18:00:00.000Z	38 \| good	7.418 \| good	32.399 \| good	32.305 \| good	0.347 \| good	1.818 \| good	0.115 \| good
2026-07-24T19:00:00.000Z	44 \| good	7.836 \| good	34.59 \| good	38.15 \| good	0.348 \| good	1.481 \| good	0.114 \| good
2026-07-24T20:00:00.000Z	44 \| good	8.179 \| good	36.505 \| good	43.84 \| good	0.349 \| good	1.237 \| good	0.113 \| good
2026-07-24T21:00:00.000Z	44 \| good	7.793 \| good	34.042 \| good	48.015 \| good	0.344 \| good	1.058 \| good	0.113 \| good
2026-07-24T22:00:00.000Z	46 \| good	7.029 \| good	30.646 \| good	50.017 \| good	0.325 \| good	0.94 \| good	0.112 \| good
2026-07-24T23:00:00.000Z	47 \| good	6.429 \| good	28.223 \| good	50.697 \| good	0.309 \| good	0.896 \| good	0.111 \| good
2026-07-25T00:00:00.000Z	44 \| good	5.698 \| good	24.928 \| good	46.669 \| good	0.299 \| good	0.923 \| good	0.11 \| good
2026-07-25T01:00:00.000Z	37 \| good	5.151 \| good	22.133 \| good	40.311 \| good	0.291 \| good	0.982 \| good	0.108 \| good
2026-07-25T02:00:00.000Z	27 \| good	5.198 \| good	22.939 \| good	29.346 \| good	0.286 \| good	1.239 \| good	0.108 \| good
2026-07-25T03:00:00.000Z	27 \| good	5.398 \| good	23.81 \| good	21.32 \| good	0.275 \| good	2.096 \| good	0.113 \| good
2026-07-25T04:00:00.000Z	33 \| good	5.64 \| good	24.564 \| good	16.467 \| good	0.275 \| good	3.584 \| good	0.121 \| good
2026-07-25T05:00:00.000Z	27 \| good	5.259 \| good	23.052 \| good	16.408 \| good	0.28 \| good	4.057 \| good	0.121 \| good
2026-07-25T06:00:00.000Z	27 \| good	5.249 \| good	23.299 \| good	16.646 \| good	0.279 \| good	4.146 \| good	0.118 \| good
2026-07-25T07:00:00.000Z	27 \| good	5.377 \| good	23.971 \| good	16.322 \| good	0.276 \| good	4.451 \| good	0.119 \| good
2026-07-25T08:00:00.000Z	27 \| good	5.434 \| good	24.342 \| good	15.456 \| good	0.267 \| good	4.22 \| good	0.116 \| good
2026-07-25T09:00:00.000Z	33 \| good	5.677 \| good	25.236 \| good	14.937 \| good	0.254 \| good	3.886 \| good	0.112 \| good
2026-07-25T10:00:00.000Z	33 \| good	5.73 \| good	25.592 \| good	14.303 \| good	0.238 \| good	3.932 \| good	0.111 \| good
2026-07-25T11:00:00.000Z	33 \| good	5.726 \| good	25.592 \| good	13.861 \| good	0.221 \| good	3.481 \| good	0.108 \| good
2026-07-25T12:00:00.000Z	27 \| good	5.494 \| good	24.742 \| good	13.473 \| good	0.203 \| good	3.414 \| good	0.107 \| good
2026-07-25T13:00:00.000Z	33 \| good	5.569 \| good	24.577 \| good	13.577 \| good	0.184 \| good	3.444 \| good	0.107 \| good
2026-07-25T14:00:00.000Z	27 \| good	4.937 \| good	22.121 \| good	19.566 \| good	0.174 \| good	2.782 \| good	0.104 \| good
2026-07-25T15:00:00.000Z	27 \| good	4.684 \| good	20.126 \| good	23.066 \| good	0.208 \| good	1.889 \| good	0.098 \| good
2026-07-25T16:00:00.000Z	27 \| good	4.835 \| good	20.455 \| good	25.259 \| good	0.24 \| good	1.528 \| good	0.097 \| good
2026-07-25T17:00:00.000Z	27 \| good	5.169 \| good	22.68 \| good	27.414 \| good	0.242 \| good	1.338 \| good	0.097 \| good
2026-07-25T18:00:00.000Z	33 \| good	5.671 \| good	25.616 \| good	30.751 \| good	0.23 \| good	1.296 \| good	0.098 \| good
2026-07-25T19:00:00.000Z	33 \| good	5.755 \| good	25.805 \| good	34.518 \| good	0.228 \| good	1.263 \| good	0.1 \| good
2026-07-25T20:00:00.000Z	34 \| good	5.79 \| good	25.263 \| good	37.288 \| good	0.234 \| good	1.243 \| good	0.102 \| good
2026-07-25T21:00:00.000Z	34 \| good	5.553 \| good	24.993 \| good	37.176 \| good	0.24 \| good	1.185 \| good	0.102 \| good
2026-07-25T22:00:00.000Z	31 \| good	5.335 \| good	22.638 \| good	33.384 \| good	0.244 \| good	1.122 \| good	0.102 \| good

Maple Valley

Get reliable air quality data to drive your business

Maple Valley, Washington air quality map: Stay updated on AQI near you

0.15ppm

How accurate is Washington, USA air quality data?

Air quality and pollutant data for Washington, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

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Frequently asked questions

How often is air quality information updated for Maple Valley, Washington?

The air quality information for Maple Valley, Washington is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Maple Valley, Washington at its worst?

In the past 24 hours, the air quality in Maple Valley, Washington was at its worst at 12:00:00 on 2026-07-23.

When did Maple Valley, Washington experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Maple Valley, Washington was observed at 05:00:00 on 2026-07-23.

What is the AQI in Maple Valley, Washington right now?

As of now, the AQI in Maple Valley, Washington is 49, indicating Good conditions.

What is the most common type of pollution in Maple Valley, Washington?

Maple Valley, Washington air has the highest levels of PM2.5.

What should I do in case of poor air quality in Maple Valley, Washington?

Poor air quality in Maple Valley, Washington means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Maple Valley, Washington at the moment?

PM_2.5 levels in Maple Valley, Washington are currently 9.125 μg/m³.

What is the PM₁₀ level in Maple Valley, Washington at the moment?

The PM₁₀ concentration in Maple Valley, Washington is 25.342 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Maple Valley, Washington at the moment?

The current carbon monoxide (CO) concentration in Maple Valley, Washington is 0.151 ppm.

What is the sulfur dioxide (SO₂) level in Maple Valley, Washington at the moment?

Currently, Maple Valley, Washington has a sulfur dioxide (SO₂) concentration of 0.346 ppb.

What is the ozone (O₃) level in Maple Valley, Washington at the moment?

The current ozone (O₃) level in Maple Valley, Washington at the moment is 29.314 ppm.

What is the nitrogen dioxide (NO₂) level in Maple Valley, Washington at the moment?

Nitrogen dioxide (NO₂) level in Maple Valley, Washington at the moment is 4.541 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T23:00:00.000Z	71 \| moderate	14.915 \| fine	59.586 \| fine	61.371 \| fine	0.398 \| good	13.207 \| good	0.287 \| good
2026-07-22T00:00:00.000Z	87 \| moderate	25.287 \| fine	83.245 \| fine	65.757 \| fine	0.443 \| good	12.267 \| good	0.324 \| good
2026-07-22T01:00:00.000Z	87 \| moderate	17.979 \| fine	87.519 \| fine	66.21 \| fine	0.385 \| good	10.311 \| good	0.317 \| good
2026-07-22T02:00:00.000Z	64 \| moderate	13.391 \| fine	37.745 \| good	58.523 \| fine	0.388 \| good	7.312 \| good	0.317 \| good
2026-07-22T03:00:00.000Z	58 \| moderate	12.243 \| fine	53.133 \| good	57.25 \| fine	0.481 \| good	7.493 \| good	0.31 \| good
2026-07-22T04:00:00.000Z	58 \| moderate	12.922 \| fine	52.127 \| good	53.861 \| good	0.496 \| good	9.226 \| good	0.273 \| good
2026-07-22T05:00:00.000Z	60 \| moderate	14.392 \| fine	61.712 \| fine	55.432 \| fine	0.439 \| good	10.814 \| good	0.354 \| good
2026-07-22T06:00:00.000Z	58 \| moderate	12.531 \| fine	55.434 \| fine	51.799 \| good	0.535 \| good	11.404 \| good	0.31 \| good
2026-07-22T07:00:00.000Z	56 \| moderate	11.96 \| good	54.989 \| good	37.702 \| good	0.531 \| good	13.313 \| good	0.31 \| good
2026-07-22T08:00:00.000Z	60 \| moderate	13.576 \| fine	52.571 \| good	40.531 \| good	0.629 \| good	10.764 \| good	0.157 \| good
2026-07-22T09:00:00.000Z	79 \| moderate	23.579 \| fine	75.646 \| fine	30.171 \| good	0.308 \| good	11.893 \| good	0.186 \| good
2026-07-22T10:00:00.000Z	83 \| moderate	23.676 \| fine	118.531 \| fine	25.296 \| good	0.341 \| good	15.774 \| good	0.157 \| good
2026-07-22T11:00:00.000Z	88 \| moderate	28.698 \| fine	121.254 \| fine	25.399 \| good	0.335 \| good	17.675 \| good	0.231 \| good
2026-07-22T12:00:00.000Z	62 \| moderate	15.108 \| fine	36.005 \| good	14.42 \| good	0.338 \| good	20.598 \| good	0.23 \| good
2026-07-22T13:00:00.000Z	64 \| moderate	15.685 \| fine	30.031 \| good	16.537 \| good	0.362 \| good	23.284 \| good	0.23 \| good
2026-07-22T14:00:00.000Z	58 \| moderate	12.772 \| fine	48.457 \| good	19.151 \| good	0.345 \| good	12.144 \| good	0.346 \| good
2026-07-22T15:00:00.000Z	62 \| moderate	15.336 \| fine	53.533 \| good	23.896 \| good	0.35 \| good	11.882 \| good	0.389 \| good
2026-07-22T16:00:00.000Z	60 \| moderate	14.224 \| fine	67.929 \| fine	21.17 \| good	0.787 \| good	8.101 \| good	0.365 \| good
2026-07-22T17:00:00.000Z	86 \| moderate	27.921 \| fine	100.191 \| fine	27.002 \| good	0.661 \| good	9.063 \| good	0.322 \| good
2026-07-22T18:00:00.000Z	73 \| moderate	19.153 \| fine	99.321 \| fine	31.613 \| good	0.52 \| good	9.56 \| good	0.287 \| good
2026-07-22T19:00:00.000Z	77 \| moderate	17.285 \| fine	106.828 \| fine	44.489 \| good	0.52 \| good	20.391 \| good	0.294 \| good
2026-07-22T20:00:00.000Z	66 \| moderate	17.198 \| fine	83.781 \| fine	50.183 \| good	0.532 \| good	16.025 \| good	0.257 \| good
2026-07-22T21:00:00.000Z	65 \| moderate	16.472 \| fine	83.926 \| fine	55.796 \| fine	0.351 \| good	13.296 \| good	0.215 \| good
2026-07-22T22:00:00.000Z	84 \| moderate	16.954 \| fine	72.158 \| fine	65.489 \| fine	0.356 \| good	12.954 \| good	0.287 \| good
2026-07-22T23:00:00.000Z	126 \| sensitive	16.682 \| fine	74.47 \| fine	78.331 \| moderate	0.462 \| good	11.813 \| good	0.273 \| good
2026-07-23T00:00:00.000Z	133 \| sensitive	20.122 \| fine	64.537 \| fine	80.066 \| moderate	0.479 \| good	11.719 \| good	0.273 \| good
2026-07-23T01:00:00.000Z	73 \| moderate	20.809 \| fine	60.675 \| fine	59.555 \| fine	0.474 \| good	13.861 \| good	0.345 \| good
2026-07-23T02:00:00.000Z	71 \| moderate	19.606 \| fine	83.545 \| fine	51.976 \| good	0.375 \| good	16.554 \| good	0.34 \| good
2026-07-23T03:00:00.000Z	60 \| moderate	13.921 \| fine	62.065 \| fine	36.371 \| good	0.525 \| good	6.707 \| good	0.214 \| good
2026-07-23T04:00:00.000Z	71 \| moderate	20.375 \| fine	92.929 \| fine	27.39 \| good	0.583 \| good	15.122 \| good	0.272 \| good
2026-07-23T05:00:00.000Z	73 \| moderate	20.523 \| fine	84.198 \| fine	27.928 \| good	0.704 \| good	8.929 \| good	0.308 \| good
2026-07-23T06:00:00.000Z	67 \| moderate	17.756 \| fine	50.702 \| good	24.6 \| good	0.397 \| good	7.682 \| good	0.188 \| good
2026-07-23T07:00:00.000Z	64 \| moderate	15.828 \| fine	62.496 \| fine	26.196 \| good	0.382 \| good	8.126 \| good	0.188 \| good
2026-07-23T08:00:00.000Z	52 \| moderate	10.387 \| good	41.232 \| good	24.018 \| good	1.349 \| good	3.529 \| good	0.151 \| good
2026-07-23T09:00:00.000Z	49 \| good	8.906 \| good	27.155 \| good	26.157 \| good	0.953 \| good	3.375 \| good	0.114 \| good
2026-07-23T10:00:00.000Z	38 \| good	7.254 \| good	34.039 \| good	29.973 \| good	1.533 \| good	3.631 \| good	0.114 \| good
2026-07-23T11:00:00.000Z	33 \| good	6.489 \| good	25.524 \| good	29.282 \| good	2.67 \| good	4.566 \| good	0.114 \| good
2026-07-23T12:00:00.000Z	38 \| good	6.508 \| good	26.285 \| good	30.58 \| good	4 \| good	5.137 \| good	0.114 \| good
2026-07-23T13:00:00.000Z	27 \| good	4.615 \| good	27.624 \| good	29.004 \| good	3.936 \| good	5.161 \| good	0.114 \| good
2026-07-23T14:00:00.000Z	26 \| good	4.225 \| good	22.898 \| good	28.255 \| good	0.376 \| good	6.488 \| good	0.195 \| good
2026-07-23T15:00:00.000Z	27 \| good	3.491 \| good	14.884 \| good	28.73 \| good	0.418 \| good	6.109 \| good	0.144 \| good
2026-07-23T16:00:00.000Z	25 \| good	2.73 \| good	27.384 \| good	24.058 \| good	0.366 \| good	5.183 \| good	0.144 \| good
2026-07-23T17:00:00.000Z	20 \| good	2.214 \| good	9.883 \| good	22.143 \| good	0.483 \| good	4.665 \| good	0.107 \| good
2026-07-23T18:00:00.000Z	30 \| good	3.864 \| good	31.944 \| good	18.684 \| good	0.476 \| good	4.957 \| good	0.107 \| good
2026-07-23T19:00:00.000Z	34 \| good	3.787 \| good	36.673 \| good	21.206 \| good	0.371 \| good	3.321 \| good	0.107 \| good
2026-07-23T20:00:00.000Z	22 \| good	3.649 \| good	18.284 \| good	19.797 \| good	0.371 \| good	3.391 \| good	0.151 \| good
2026-07-23T21:00:00.000Z	26 \| good	4.045 \| good	20.594 \| good	27.898 \| good	0.351 \| good	3.472 \| good	0.151 \| good
2026-07-23T22:00:00.000Z	65 \| moderate	9.687 \| good	82.745 \| fine	28.285 \| good	0.351 \| good	4.235 \| good	0.151 \| good
2026-07-23T22:00:00.000Z	49 \| good	9.125 \| good	25.342 \| good	29.314 \| good	0.346 \| good	4.541 \| good	0.151 \| good
2026-07-23T23:00:00.000Z	56 \| moderate	12.076 \| good	53.56 \| good	42.141 \| good	0.234 \| good	0.617 \| good	0.127 \| good
2026-07-24T00:00:00.000Z	54 \| moderate	11.277 \| good	50.135 \| good	43.26 \| good	0.232 \| good	0.696 \| good	0.127 \| good
2026-07-24T01:00:00.000Z	52 \| moderate	10.045 \| good	44.575 \| good	43.074 \| good	0.23 \| good	0.866 \| good	0.126 \| good
2026-07-24T02:00:00.000Z	52 \| moderate	9.727 \| good	43.285 \| good	38.198 \| good	0.232 \| good	1.171 \| good	0.124 \| good
2026-07-24T03:00:00.000Z	52 \| moderate	10.053 \| good	44.78 \| good	28.399 \| good	0.24 \| good	2.114 \| good	0.127 \| good
2026-07-24T04:00:00.000Z	52 \| moderate	10.061 \| good	44.966 \| good	20.886 \| good	0.262 \| good	5.234 \| good	0.151 \| good
2026-07-24T05:00:00.000Z	49 \| good	9.14 \| good	40.197 \| good	13.354 \| good	0.284 \| good	7.515 \| good	0.168 \| good
2026-07-24T06:00:00.000Z	44 \| good	7.891 \| good	34.548 \| good	11.69 \| good	0.295 \| good	9.244 \| good	0.181 \| good
2026-07-24T07:00:00.000Z	38 \| good	6.938 \| good	30.32 \| good	10.769 \| good	0.291 \| good	10.547 \| good	0.192 \| good
2026-07-24T08:00:00.000Z	33 \| good	6.393 \| good	27.933 \| good	11.209 \| good	0.271 \| good	10.965 \| good	0.198 \| good
2026-07-24T09:00:00.000Z	33 \| good	6.21 \| good	26.656 \| good	12.045 \| good	0.221 \| good	11.203 \| good	0.203 \| good
2026-07-24T10:00:00.000Z	33 \| good	6.089 \| good	26.646 \| good	11.856 \| good	0.181 \| good	11.017 \| good	0.205 \| good
2026-07-24T11:00:00.000Z	33 \| good	6.139 \| good	26.496 \| good	11.462 \| good	0.157 \| good	10.406 \| good	0.202 \| good
2026-07-24T12:00:00.000Z	33 \| good	6.425 \| good	27.935 \| good	10.229 \| good	0.141 \| good	8.537 \| good	0.185 \| good
2026-07-24T13:00:00.000Z	38 \| good	6.99 \| good	30.385 \| good	9.154 \| good	0.124 \| good	6.794 \| good	0.176 \| good
2026-07-24T14:00:00.000Z	38 \| good	6.547 \| good	28.742 \| good	12.55 \| good	0.115 \| good	5.059 \| good	0.169 \| good
2026-07-24T15:00:00.000Z	33 \| good	6.388 \| good	27.802 \| good	16.896 \| good	0.123 \| good	4.065 \| good	0.171 \| good
2026-07-24T16:00:00.000Z	38 \| good	6.768 \| good	29.907 \| good	20.944 \| good	0.266 \| good	2.806 \| good	0.131 \| good
2026-07-24T17:00:00.000Z	38 \| good	7.106 \| good	31.229 \| good	26.677 \| good	0.337 \| good	2.207 \| good	0.118 \| good
2026-07-24T18:00:00.000Z	38 \| good	7.418 \| good	32.399 \| good	32.305 \| good	0.347 \| good	1.818 \| good	0.115 \| good
2026-07-24T19:00:00.000Z	44 \| good	7.836 \| good	34.59 \| good	38.15 \| good	0.348 \| good	1.481 \| good	0.114 \| good
2026-07-24T20:00:00.000Z	44 \| good	8.179 \| good	36.505 \| good	43.84 \| good	0.349 \| good	1.237 \| good	0.113 \| good
2026-07-24T21:00:00.000Z	44 \| good	7.793 \| good	34.042 \| good	48.015 \| good	0.344 \| good	1.058 \| good	0.113 \| good
2026-07-24T22:00:00.000Z	46 \| good	7.029 \| good	30.646 \| good	50.017 \| good	0.325 \| good	0.94 \| good	0.112 \| good
2026-07-24T23:00:00.000Z	47 \| good	6.429 \| good	28.223 \| good	50.697 \| good	0.309 \| good	0.896 \| good	0.111 \| good
2026-07-25T00:00:00.000Z	44 \| good	5.698 \| good	24.928 \| good	46.669 \| good	0.299 \| good	0.923 \| good	0.11 \| good
2026-07-25T01:00:00.000Z	37 \| good	5.151 \| good	22.133 \| good	40.311 \| good	0.291 \| good	0.982 \| good	0.108 \| good
2026-07-25T02:00:00.000Z	27 \| good	5.198 \| good	22.939 \| good	29.346 \| good	0.286 \| good	1.239 \| good	0.108 \| good
2026-07-25T03:00:00.000Z	27 \| good	5.398 \| good	23.81 \| good	21.32 \| good	0.275 \| good	2.096 \| good	0.113 \| good
2026-07-25T04:00:00.000Z	33 \| good	5.64 \| good	24.564 \| good	16.467 \| good	0.275 \| good	3.584 \| good	0.121 \| good
2026-07-25T05:00:00.000Z	27 \| good	5.259 \| good	23.052 \| good	16.408 \| good	0.28 \| good	4.057 \| good	0.121 \| good
2026-07-25T06:00:00.000Z	27 \| good	5.249 \| good	23.299 \| good	16.646 \| good	0.279 \| good	4.146 \| good	0.118 \| good
2026-07-25T07:00:00.000Z	27 \| good	5.377 \| good	23.971 \| good	16.322 \| good	0.276 \| good	4.451 \| good	0.119 \| good
2026-07-25T08:00:00.000Z	27 \| good	5.434 \| good	24.342 \| good	15.456 \| good	0.267 \| good	4.22 \| good	0.116 \| good
2026-07-25T09:00:00.000Z	33 \| good	5.677 \| good	25.236 \| good	14.937 \| good	0.254 \| good	3.886 \| good	0.112 \| good
2026-07-25T10:00:00.000Z	33 \| good	5.73 \| good	25.592 \| good	14.303 \| good	0.238 \| good	3.932 \| good	0.111 \| good
2026-07-25T11:00:00.000Z	33 \| good	5.726 \| good	25.592 \| good	13.861 \| good	0.221 \| good	3.481 \| good	0.108 \| good
2026-07-25T12:00:00.000Z	27 \| good	5.494 \| good	24.742 \| good	13.473 \| good	0.203 \| good	3.414 \| good	0.107 \| good
2026-07-25T13:00:00.000Z	33 \| good	5.569 \| good	24.577 \| good	13.577 \| good	0.184 \| good	3.444 \| good	0.107 \| good
2026-07-25T14:00:00.000Z	27 \| good	4.937 \| good	22.121 \| good	19.566 \| good	0.174 \| good	2.782 \| good	0.104 \| good
2026-07-25T15:00:00.000Z	27 \| good	4.684 \| good	20.126 \| good	23.066 \| good	0.208 \| good	1.889 \| good	0.098 \| good
2026-07-25T16:00:00.000Z	27 \| good	4.835 \| good	20.455 \| good	25.259 \| good	0.24 \| good	1.528 \| good	0.097 \| good
2026-07-25T17:00:00.000Z	27 \| good	5.169 \| good	22.68 \| good	27.414 \| good	0.242 \| good	1.338 \| good	0.097 \| good
2026-07-25T18:00:00.000Z	33 \| good	5.671 \| good	25.616 \| good	30.751 \| good	0.23 \| good	1.296 \| good	0.098 \| good
2026-07-25T19:00:00.000Z	33 \| good	5.755 \| good	25.805 \| good	34.518 \| good	0.228 \| good	1.263 \| good	0.1 \| good
2026-07-25T20:00:00.000Z	34 \| good	5.79 \| good	25.263 \| good	37.288 \| good	0.234 \| good	1.243 \| good	0.102 \| good
2026-07-25T21:00:00.000Z	34 \| good	5.553 \| good	24.993 \| good	37.176 \| good	0.24 \| good	1.185 \| good	0.102 \| good
2026-07-25T22:00:00.000Z	31 \| good	5.335 \| good	22.638 \| good	33.384 \| good	0.244 \| good	1.122 \| good	0.102 \| good

Live air quality index in Maple Valley, Washington today

Major air pollutants in Maple Valley, Washington

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Maple Valley, Washington air quality forecast and history

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Maple Valley, Washington air quality map: Stay updated on AQI near you

Air quality in nearby cities

Covington, Washington

Lake MortonBerrydale, Washington

Fairwood CDP, Washington

East Renton Highlands, Washington

Kent, Washington

Issaquah, Washington

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Frequently asked questions

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 level in Maple Valley, Washington at the moment?

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What is the sulfur dioxide (SO₂) level in Maple Valley, Washington at the moment?

What is the ozone (O₃) level in Maple Valley, Washington at the moment?

What is the nitrogen dioxide (NO₂) level in Maple Valley, Washington at the moment?