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

Currently, Snohomish, Washington has a sulfur dioxide (SO2) concentration of 0.198 ppb.

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

The current ozone (O3) level in Snohomish, Washington at the moment is 14.966 ppm.

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

Nitrogen dioxide (NO2) level in Snohomish, Washington at the moment is 8.112 ppb.

Live air quality index in Snohomish, Washington today

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

PM2.5 levels in Snohomish, Washington are currently 6.177 μg/m3.

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

The PM10 concentration in Snohomish, Washington is 33.216 μg/m3 at the moment.

Stay updated with real-time air quality in Snohomish, 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

Snohomish, Washington

Last updated: ... (Local time)

Major air pollutants in Snohomish, Washington

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

2.05 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

12.88 μg/m³

155

255

425

605+

Ozone (O₃)

27.29 ppb

201

201+

Sulfur Dioxide (SO₂)

0.33 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

11.12 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.20 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Snohomish, Washington

Get Live Pollen Counts

Snohomish, Washington

Scroll To Air Quality Map

Track live Snohomish, Washington air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-23T03:00:00.000Z	49 \| good	8.663 \| good	35.502 \| good	16.239 \| good	0.25 \| good	14.157 \| good	0.216 \| good
2025-10-23T04:00:00.000Z	33 \| good	6.489 \| good	24.365 \| good	8.173 \| good	0.25 \| good	14.508 \| good	0.232 \| good
2025-10-23T05:00:00.000Z	33 \| good	6.072 \| good	23.78 \| good	6.951 \| good	0.251 \| good	13.191 \| good	0.232 \| good
2025-10-23T06:00:00.000Z	38 \| good	7.355 \| good	25.709 \| good	15.988 \| good	0.249 \| good	12.018 \| good	0.26 \| good
2025-10-23T07:00:00.000Z	44 \| good	8.316 \| good	38.867 \| good	22.024 \| good	0.212 \| good	11.702 \| good	0.26 \| good
2025-10-23T08:00:00.000Z	27 \| good	5 \| good	20.146 \| good	22.927 \| good	0.236 \| good	12.242 \| good	0.199 \| good
2025-10-23T09:00:00.000Z	22 \| good	4.27 \| good	15.851 \| good	21.987 \| good	0.236 \| good	11.732 \| good	0.185 \| good
2025-10-23T10:00:00.000Z	33 \| good	6.395 \| good	33.819 \| good	26.168 \| good	0.235 \| good	8.795 \| good	0.185 \| good
2025-10-23T11:00:00.000Z	27 \| good	4.942 \| good	24.593 \| good	11.962 \| good	0.181 \| good	10.875 \| good	0.185 \| good
2025-10-23T12:00:00.000Z	44 \| good	8.184 \| good	20.303 \| good	24.457 \| good	0.196 \| good	10.691 \| good	0.2 \| good
2025-10-23T13:00:00.000Z	44 \| good	7.952 \| good	15.419 \| good	23.543 \| good	0.279 \| good	9.023 \| good	0.2 \| good
2025-10-23T14:00:00.000Z	49 \| good	9.448 \| good	32.801 \| good	20.39 \| good	0.211 \| good	10.083 \| good	0.219 \| good
2025-10-23T15:00:00.000Z	44 \| good	8.279 \| good	41.64 \| good	11.421 \| good	0.23 \| good	13.031 \| good	0.233 \| good
2025-10-23T16:00:00.000Z	49 \| good	9.35 \| good	22.549 \| good	15.246 \| good	0.246 \| good	12.91 \| good	0.297 \| good
2025-10-23T17:00:00.000Z	52 \| moderate	10.48 \| good	39.632 \| good	9.172 \| good	0.352 \| good	10.159 \| good	0.252 \| good
2025-10-23T18:00:00.000Z	52 \| moderate	9.835 \| good	40.262 \| good	8.145 \| good	0.41 \| good	7.129 \| good	0.252 \| good
2025-10-23T19:00:00.000Z	49 \| good	8.564 \| good	22.416 \| good	17.986 \| good	0.357 \| good	11.673 \| good	0.229 \| good
2025-10-23T20:00:00.000Z	38 \| good	7.274 \| good	30.499 \| good	24.627 \| good	0.355 \| good	10.816 \| good	0.2 \| good
2025-10-23T21:00:00.000Z	38 \| good	6.875 \| good	22.547 \| good	19.589 \| good	0.214 \| good	11.284 \| good	0.163 \| good
2025-10-23T22:00:00.000Z	38 \| good	7.404 \| good	34.002 \| good	16.844 \| good	0.283 \| good	9.075 \| good	0.145 \| good
2025-10-23T23:00:00.000Z	33 \| good	5.624 \| good	25.373 \| good	21.999 \| good	0.284 \| good	9.068 \| good	0.145 \| good
2025-10-24T00:00:00.000Z	33 \| good	6.313 \| good	28.686 \| good	22.169 \| good	0.265 \| good	9.38 \| good	0.182 \| good
2025-10-24T01:00:00.000Z	33 \| good	5.694 \| good	19.336 \| good	19.133 \| good	0.247 \| good	12.477 \| good	0.216 \| good
2025-10-24T02:00:00.000Z	38 \| good	6.896 \| good	26.936 \| good	18.682 \| good	0.247 \| good	13.466 \| good	0.198 \| good
2025-10-24T03:00:00.000Z	49 \| good	8.632 \| good	37.877 \| good	23.083 \| good	0.969 \| good	14.819 \| good	0.254 \| good
2025-10-24T04:00:00.000Z	44 \| good	8.207 \| good	34.521 \| good	16.928 \| good	0.217 \| good	14.779 \| good	0.182 \| good
2025-10-24T05:00:00.000Z	33 \| good	6.178 \| good	24.831 \| good	13.734 \| good	0.289 \| good	12.621 \| good	0.205 \| good
2025-10-24T06:00:00.000Z	39 \| good	7.391 \| good	42.214 \| good	17.069 \| good	0.289 \| good	12.366 \| good	0.219 \| good
2025-10-24T07:00:00.000Z	52 \| moderate	10.22 \| good	50.437 \| good	18.143 \| good	0.288 \| good	11.543 \| good	0.205 \| good
2025-10-24T08:00:00.000Z	49 \| good	9.171 \| good	39.688 \| good	20.774 \| good	0.253 \| good	16.542 \| good	0.205 \| good
2025-10-24T09:00:00.000Z	52 \| moderate	9.852 \| good	44.226 \| good	18.1 \| good	0.232 \| good	12.172 \| good	0.182 \| good
2025-10-24T10:00:00.000Z	54 \| moderate	10.88 \| good	53.657 \| good	17.288 \| good	0.232 \| good	11.986 \| good	0.182 \| good
2025-10-24T11:00:00.000Z	52 \| moderate	10.019 \| good	44.393 \| good	21.775 \| good	0.251 \| good	10.876 \| good	0.182 \| good
2025-10-24T12:00:00.000Z	54 \| moderate	11.313 \| good	36.231 \| good	18.385 \| good	0.267 \| good	11.805 \| good	0.167 \| good
2025-10-24T13:00:00.000Z	38 \| good	6.893 \| good	28.418 \| good	20.992 \| good	0.232 \| good	11.077 \| good	0.167 \| good
2025-10-24T14:00:00.000Z	33 \| good	5.809 \| good	19.513 \| good	28.165 \| good	0.197 \| good	8.026 \| good	0.182 \| good
2025-10-24T15:00:00.000Z	38 \| good	6.731 \| good	40.433 \| good	19.601 \| good	0.232 \| good	14.684 \| good	0.182 \| good
2025-10-24T16:00:00.000Z	38 \| good	6.557 \| good	12.13 \| good	24.975 \| good	0.215 \| good	15.195 \| good	0.196 \| good
2025-10-24T17:00:00.000Z	33 \| good	6.102 \| good	18.509 \| good	25.808 \| good	0.232 \| good	19.713 \| good	0.167 \| good
2025-10-24T18:00:00.000Z	22 \| good	4.062 \| good	19.864 \| good	23.423 \| good	0.268 \| good	17.077 \| good	0.182 \| good
2025-10-24T19:00:00.000Z	27 \| good	4.891 \| good	17.619 \| good	19.959 \| good	0.251 \| good	12.858 \| good	0.167 \| good
2025-10-24T20:00:00.000Z	22 \| good	4.309 \| good	22.684 \| good	22.875 \| good	0.268 \| good	12.869 \| good	0.167 \| good
2025-10-24T21:00:00.000Z	18 \| good	2.961 \| good	8.596 \| good	18.589 \| good	0.274 \| good	12.906 \| good	0.167 \| good
2025-10-24T22:00:00.000Z	28 \| good	2.18 \| good	7.096 \| good	30.418 \| good	0.315 \| good	11.78 \| good	0.145 \| good
2025-10-24T23:00:00.000Z	31 \| good	2.85 \| good	9.318 \| good	34.438 \| good	0.315 \| good	8.92 \| good	0.182 \| good
2025-10-25T00:00:00.000Z	25 \| good	3.132 \| good	20.131 \| good	27.203 \| good	0.315 \| good	12.23 \| good	0.182 \| good
2025-10-25T01:00:00.000Z	28 \| good	2.097 \| good	12.994 \| good	29.934 \| good	0.316 \| good	8.832 \| good	0.2 \| good
2025-10-25T02:00:00.000Z	31 \| good	2.597 \| good	7.852 \| good	32.878 \| good	0.317 \| good	5.396 \| good	0.147 \| good
2025-10-25T02:00:00.000Z	25 \| good	2.05 \| good	12.882 \| good	27.286 \| good	0.326 \| good	11.115 \| good	0.2 \| good
2025-10-24T16:00:00.000Z	24 \| good	3.036 \| good	12.951 \| good	26.175 \| good	0.486 \| good	4.602 \| good	0.176 \| good
2025-10-24T17:00:00.000Z	21 \| good	3.166 \| good	13.248 \| good	22.93 \| good	0.356 \| good	2.926 \| good	0.134 \| good
2025-10-24T18:00:00.000Z	22 \| good	2.682 \| good	11.449 \| good	23.552 \| good	0.349 \| good	3.11 \| good	0.134 \| good
2025-10-24T19:00:00.000Z	20 \| good	3.257 \| good	13.91 \| good	22.307 \| good	0.381 \| good	3.819 \| good	0.139 \| good
2025-10-24T20:00:00.000Z	24 \| good	3.534 \| good	15.599 \| good	26.276 \| good	0.408 \| good	4.375 \| good	0.152 \| good
2025-10-24T21:00:00.000Z	24 \| good	4.167 \| good	18.236 \| good	25.772 \| good	0.393 \| good	4.411 \| good	0.146 \| good
2025-10-24T22:00:00.000Z	26 \| good	4.137 \| good	18.261 \| good	27.569 \| good	0.42 \| good	4.883 \| good	0.142 \| good
2025-10-24T23:00:00.000Z	30 \| good	2.669 \| good	11.091 \| good	32.199 \| good	0.447 \| good	5.356 \| good	0.137 \| good
2025-10-25T00:00:00.000Z	31 \| good	2.158 \| good	8.991 \| good	32.743 \| good	0.474 \| good	5.828 \| good	0.132 \| good
2025-10-25T01:00:00.000Z	29 \| good	2.273 \| good	9.769 \| good	30.98 \| good	0.671 \| good	9.688 \| good	0.174 \| good
2025-10-25T02:00:00.000Z	26 \| good	3.046 \| good	12.816 \| good	28.367 \| good	0.715 \| good	10.101 \| good	0.171 \| good
2025-10-25T03:00:00.000Z	24 \| good	3.302 \| good	13.949 \| good	26.32 \| good	0.758 \| good	10.515 \| good	0.169 \| good
2025-10-25T04:00:00.000Z	29 \| good	2.066 \| good	8.514 \| good	30.825 \| good	0.556 \| good	6.262 \| good	0.136 \| good
2025-10-25T05:00:00.000Z	27 \| good	2.602 \| good	10.585 \| good	29.062 \| good	0.534 \| good	5.27 \| good	0.133 \| good
2025-10-25T06:00:00.000Z	26 \| good	2.584 \| good	10.554 \| good	27.911 \| good	0.512 \| good	4.277 \| good	0.13 \| good
2025-10-25T07:00:00.000Z	25 \| good	2.628 \| good	10.749 \| good	26.769 \| good	0.529 \| good	3.558 \| good	0.124 \| good
2025-10-25T08:00:00.000Z	26 \| good	2.223 \| good	8.836 \| good	27.58 \| good	0.545 \| good	2.838 \| good	0.119 \| good
2025-10-25T09:00:00.000Z	25 \| good	1.891 \| good	7.817 \| good	26.556 \| good	0.344 \| good	1.923 \| good	0.117 \| good
2025-10-25T10:00:00.000Z	25 \| good	1.28 \| good	5.145 \| good	26.961 \| good	0.345 \| good	1.873 \| good	0.115 \| good
2025-10-25T11:00:00.000Z	25 \| good	1.333 \| good	5.296 \| good	26.574 \| good	0.346 \| good	1.823 \| good	0.114 \| good
2025-10-25T12:00:00.000Z	24 \| good	2.374 \| good	9.552 \| good	26.161 \| good	0.632 \| good	1.716 \| good	0.107 \| good
2025-10-25T13:00:00.000Z	26 \| good	2.616 \| good	10.93 \| good	27.564 \| good	0.61 \| good	2.405 \| good	0.113 \| good
2025-10-25T14:00:00.000Z	26 \| good	2.137 \| good	8.87 \| good	28.432 \| good	0.588 \| good	3.094 \| good	0.119 \| good
2025-10-25T15:00:00.000Z	25 \| good	2.323 \| good	9.522 \| good	27.447 \| good	0.566 \| good	3.784 \| good	0.124 \| good
2025-10-25T16:00:00.000Z	26 \| good	2.096 \| good	8.595 \| good	28.055 \| good	0.515 \| good	3.778 \| good	0.128 \| good
2025-10-25T17:00:00.000Z	28 \| good	1.4 \| good	5.577 \| good	29.555 \| good	0.359 \| good	4.779 \| good	0.148 \| good
2025-10-25T18:00:00.000Z	26 \| good	1.4 \| good	5.6 \| good	28.286 \| good	0.343 \| good	4.896 \| good	0.154 \| good
2025-10-25T19:00:00.000Z	25 \| good	1.77 \| good	7.15 \| good	27.387 \| good	0.321 \| good	3.969 \| good	0.146 \| good
2025-10-25T20:00:00.000Z	27 \| good	4.719 \| good	20.43 \| good	25.438 \| good	0.359 \| good	2.643 \| good	0.129 \| good
2025-10-25T21:00:00.000Z	29 \| good	2.856 \| good	11.875 \| good	30.66 \| good	0.332 \| good	2.082 \| good	0.126 \| good
2025-10-25T22:00:00.000Z	31 \| good	2.414 \| good	10.124 \| good	32.88 \| good	0.31 \| good	2.234 \| good	0.126 \| good
2025-10-25T23:00:00.000Z	31 \| good	2.245 \| good	9.258 \| good	33.29 \| good	0.288 \| good	2.387 \| good	0.126 \| good
2025-10-26T00:00:00.000Z	29 \| good	2.903 \| good	12.356 \| good	31.169 \| good	0.266 \| good	2.54 \| good	0.126 \| good
2025-10-26T01:00:00.000Z	30 \| good	1.48 \| good	5.782 \| good	32.421 \| good	0.307 \| good	2.881 \| good	0.128 \| good
2025-10-26T02:00:00.000Z	28 \| good	2.227 \| good	9.504 \| good	29.716 \| good	0.333 \| good	3.062 \| good	0.13 \| good
2025-10-26T03:00:00.000Z	26 \| good	2.462 \| good	10.168 \| good	27.755 \| good	0.359 \| good	3.243 \| good	0.132 \| good
2025-10-26T04:00:00.000Z	30 \| good	1.836 \| good	7.523 \| good	32.285 \| good	0.381 \| good	2.459 \| good	0.116 \| good
2025-10-26T05:00:00.000Z	31 \| good	1.804 \| good	7.471 \| good	33.938 \| good	0.45 \| good	2.119 \| good	0.111 \| good
2025-10-26T06:00:00.000Z	31 \| good	1.984 \| good	8.155 \| good	33.948 \| good	0.52 \| good	1.778 \| good	0.107 \| good
2025-10-26T07:00:00.000Z	31 \| good	2.042 \| good	8.495 \| good	34.231 \| good	0.527 \| good	1.61 \| good	0.105 \| good
2025-10-26T08:00:00.000Z	32 \| good	1.625 \| good	6.524 \| good	35.015 \| good	0.534 \| good	1.441 \| good	0.102 \| good
2025-10-26T09:00:00.000Z	32 \| good	1.337 \| good	5.551 \| good	35.417 \| good	0.442 \| good	1.22 \| good	0.109 \| good
2025-10-26T10:00:00.000Z	33 \| good	1.095 \| good	4.113 \| good	36.051 \| good	0.449 \| good	1.221 \| good	0.108 \| good
2025-10-26T11:00:00.000Z	33 \| good	1.379 \| good	5.673 \| good	35.919 \| good	0.455 \| good	1.223 \| good	0.106 \| good
2025-10-26T12:00:00.000Z	31 \| good	2.109 \| good	8.606 \| good	33.541 \| good	0.548 \| good	1.496 \| good	0.1 \| good
2025-10-26T13:00:00.000Z	29 \| good	2.725 \| good	11.106 \| good	30.502 \| good	0.56 \| good	2.07 \| good	0.105 \| good
2025-10-26T14:00:00.000Z	30 \| good	2.717 \| good	11.156 \| good	31.809 \| good	0.571 \| good	2.643 \| good	0.109 \| good
2025-10-26T15:00:00.000Z	31 \| good	2.615 \| good	10.923 \| good	32.728 \| good	0.582 \| good	3.217 \| good	0.114 \| good

Snohomish

Get reliable air quality data to drive your business

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

0.18ppm

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 Snohomish, Washington?

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

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

In the past 24 hours, the air quality in Snohomish, Washington was at its worst at 10:00:00 on 2025-10-24.

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

In the last 24 hours, the best air quality in Snohomish, Washington was observed at 02:00:00 on 2025-10-24.

What is the AQI in Snohomish, Washington right now?

As of now, the AQI in Snohomish, Washington is 33, indicating Good conditions.

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

Snohomish, Washington air has the highest levels of PM2.5.

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

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

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

PM_2.5 levels in Snohomish, Washington are currently 6.177 μg/m³.

What is the PM₁₀ level in Snohomish, Washington at the moment?

The PM₁₀ concentration in Snohomish, Washington is 33.216 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Snohomish, Washington is 0.185 ppm.

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

Currently, Snohomish, Washington has a sulfur dioxide (SO₂) concentration of 0.198 ppb.

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

The current ozone (O₃) level in Snohomish, Washington at the moment is 14.966 ppm.

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

Nitrogen dioxide (NO₂) level in Snohomish, Washington at the moment is 8.112 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-23T03:00:00.000Z	49 \| good	8.663 \| good	35.502 \| good	16.239 \| good	0.25 \| good	14.157 \| good	0.216 \| good
2025-10-23T04:00:00.000Z	33 \| good	6.489 \| good	24.365 \| good	8.173 \| good	0.25 \| good	14.508 \| good	0.232 \| good
2025-10-23T05:00:00.000Z	33 \| good	6.072 \| good	23.78 \| good	6.951 \| good	0.251 \| good	13.191 \| good	0.232 \| good
2025-10-23T06:00:00.000Z	38 \| good	7.355 \| good	25.709 \| good	15.988 \| good	0.249 \| good	12.018 \| good	0.26 \| good
2025-10-23T07:00:00.000Z	44 \| good	8.316 \| good	38.867 \| good	22.024 \| good	0.212 \| good	11.702 \| good	0.26 \| good
2025-10-23T08:00:00.000Z	27 \| good	5 \| good	20.146 \| good	22.927 \| good	0.236 \| good	12.242 \| good	0.199 \| good
2025-10-23T09:00:00.000Z	22 \| good	4.27 \| good	15.851 \| good	21.987 \| good	0.236 \| good	11.732 \| good	0.185 \| good
2025-10-23T10:00:00.000Z	33 \| good	6.395 \| good	33.819 \| good	26.168 \| good	0.235 \| good	8.795 \| good	0.185 \| good
2025-10-23T11:00:00.000Z	27 \| good	4.942 \| good	24.593 \| good	11.962 \| good	0.181 \| good	10.875 \| good	0.185 \| good
2025-10-23T12:00:00.000Z	44 \| good	8.184 \| good	20.303 \| good	24.457 \| good	0.196 \| good	10.691 \| good	0.2 \| good
2025-10-23T13:00:00.000Z	44 \| good	7.952 \| good	15.419 \| good	23.543 \| good	0.279 \| good	9.023 \| good	0.2 \| good
2025-10-23T14:00:00.000Z	49 \| good	9.448 \| good	32.801 \| good	20.39 \| good	0.211 \| good	10.083 \| good	0.219 \| good
2025-10-23T15:00:00.000Z	44 \| good	8.279 \| good	41.64 \| good	11.421 \| good	0.23 \| good	13.031 \| good	0.233 \| good
2025-10-23T16:00:00.000Z	49 \| good	9.35 \| good	22.549 \| good	15.246 \| good	0.246 \| good	12.91 \| good	0.297 \| good
2025-10-23T17:00:00.000Z	52 \| moderate	10.48 \| good	39.632 \| good	9.172 \| good	0.352 \| good	10.159 \| good	0.252 \| good
2025-10-23T18:00:00.000Z	52 \| moderate	9.835 \| good	40.262 \| good	8.145 \| good	0.41 \| good	7.129 \| good	0.252 \| good
2025-10-23T19:00:00.000Z	49 \| good	8.564 \| good	22.416 \| good	17.986 \| good	0.357 \| good	11.673 \| good	0.229 \| good
2025-10-23T20:00:00.000Z	38 \| good	7.274 \| good	30.499 \| good	24.627 \| good	0.355 \| good	10.816 \| good	0.2 \| good
2025-10-23T21:00:00.000Z	38 \| good	6.875 \| good	22.547 \| good	19.589 \| good	0.214 \| good	11.284 \| good	0.163 \| good
2025-10-23T22:00:00.000Z	38 \| good	7.404 \| good	34.002 \| good	16.844 \| good	0.283 \| good	9.075 \| good	0.145 \| good
2025-10-23T23:00:00.000Z	33 \| good	5.624 \| good	25.373 \| good	21.999 \| good	0.284 \| good	9.068 \| good	0.145 \| good
2025-10-24T00:00:00.000Z	33 \| good	6.313 \| good	28.686 \| good	22.169 \| good	0.265 \| good	9.38 \| good	0.182 \| good
2025-10-24T01:00:00.000Z	33 \| good	5.694 \| good	19.336 \| good	19.133 \| good	0.247 \| good	12.477 \| good	0.216 \| good
2025-10-24T02:00:00.000Z	38 \| good	6.896 \| good	26.936 \| good	18.682 \| good	0.247 \| good	13.466 \| good	0.198 \| good
2025-10-24T03:00:00.000Z	49 \| good	8.632 \| good	37.877 \| good	23.083 \| good	0.969 \| good	14.819 \| good	0.254 \| good
2025-10-24T04:00:00.000Z	44 \| good	8.207 \| good	34.521 \| good	16.928 \| good	0.217 \| good	14.779 \| good	0.182 \| good
2025-10-24T05:00:00.000Z	33 \| good	6.178 \| good	24.831 \| good	13.734 \| good	0.289 \| good	12.621 \| good	0.205 \| good
2025-10-24T06:00:00.000Z	39 \| good	7.391 \| good	42.214 \| good	17.069 \| good	0.289 \| good	12.366 \| good	0.219 \| good
2025-10-24T07:00:00.000Z	52 \| moderate	10.22 \| good	50.437 \| good	18.143 \| good	0.288 \| good	11.543 \| good	0.205 \| good
2025-10-24T08:00:00.000Z	49 \| good	9.171 \| good	39.688 \| good	20.774 \| good	0.253 \| good	16.542 \| good	0.205 \| good
2025-10-24T09:00:00.000Z	52 \| moderate	9.852 \| good	44.226 \| good	18.1 \| good	0.232 \| good	12.172 \| good	0.182 \| good
2025-10-24T10:00:00.000Z	54 \| moderate	10.88 \| good	53.657 \| good	17.288 \| good	0.232 \| good	11.986 \| good	0.182 \| good
2025-10-24T11:00:00.000Z	52 \| moderate	10.019 \| good	44.393 \| good	21.775 \| good	0.251 \| good	10.876 \| good	0.182 \| good
2025-10-24T12:00:00.000Z	54 \| moderate	11.313 \| good	36.231 \| good	18.385 \| good	0.267 \| good	11.805 \| good	0.167 \| good
2025-10-24T13:00:00.000Z	38 \| good	6.893 \| good	28.418 \| good	20.992 \| good	0.232 \| good	11.077 \| good	0.167 \| good
2025-10-24T14:00:00.000Z	33 \| good	5.809 \| good	19.513 \| good	28.165 \| good	0.197 \| good	8.026 \| good	0.182 \| good
2025-10-24T15:00:00.000Z	38 \| good	6.731 \| good	40.433 \| good	19.601 \| good	0.232 \| good	14.684 \| good	0.182 \| good
2025-10-24T16:00:00.000Z	38 \| good	6.557 \| good	12.13 \| good	24.975 \| good	0.215 \| good	15.195 \| good	0.196 \| good
2025-10-24T17:00:00.000Z	33 \| good	6.102 \| good	18.509 \| good	25.808 \| good	0.232 \| good	19.713 \| good	0.167 \| good
2025-10-24T18:00:00.000Z	22 \| good	4.062 \| good	19.864 \| good	23.423 \| good	0.268 \| good	17.077 \| good	0.182 \| good
2025-10-24T19:00:00.000Z	27 \| good	4.891 \| good	17.619 \| good	19.959 \| good	0.251 \| good	12.858 \| good	0.167 \| good
2025-10-24T20:00:00.000Z	22 \| good	4.309 \| good	22.684 \| good	22.875 \| good	0.268 \| good	12.869 \| good	0.167 \| good
2025-10-24T21:00:00.000Z	18 \| good	2.961 \| good	8.596 \| good	18.589 \| good	0.274 \| good	12.906 \| good	0.167 \| good
2025-10-24T22:00:00.000Z	28 \| good	2.18 \| good	7.096 \| good	30.418 \| good	0.315 \| good	11.78 \| good	0.145 \| good
2025-10-24T23:00:00.000Z	31 \| good	2.85 \| good	9.318 \| good	34.438 \| good	0.315 \| good	8.92 \| good	0.182 \| good
2025-10-25T00:00:00.000Z	25 \| good	3.132 \| good	20.131 \| good	27.203 \| good	0.315 \| good	12.23 \| good	0.182 \| good
2025-10-25T01:00:00.000Z	28 \| good	2.097 \| good	12.994 \| good	29.934 \| good	0.316 \| good	8.832 \| good	0.2 \| good
2025-10-25T02:00:00.000Z	31 \| good	2.597 \| good	7.852 \| good	32.878 \| good	0.317 \| good	5.396 \| good	0.147 \| good
2025-10-25T02:00:00.000Z	25 \| good	2.05 \| good	12.882 \| good	27.286 \| good	0.326 \| good	11.115 \| good	0.2 \| good
2025-10-24T16:00:00.000Z	24 \| good	3.036 \| good	12.951 \| good	26.175 \| good	0.486 \| good	4.602 \| good	0.176 \| good
2025-10-24T17:00:00.000Z	21 \| good	3.166 \| good	13.248 \| good	22.93 \| good	0.356 \| good	2.926 \| good	0.134 \| good
2025-10-24T18:00:00.000Z	22 \| good	2.682 \| good	11.449 \| good	23.552 \| good	0.349 \| good	3.11 \| good	0.134 \| good
2025-10-24T19:00:00.000Z	20 \| good	3.257 \| good	13.91 \| good	22.307 \| good	0.381 \| good	3.819 \| good	0.139 \| good
2025-10-24T20:00:00.000Z	24 \| good	3.534 \| good	15.599 \| good	26.276 \| good	0.408 \| good	4.375 \| good	0.152 \| good
2025-10-24T21:00:00.000Z	24 \| good	4.167 \| good	18.236 \| good	25.772 \| good	0.393 \| good	4.411 \| good	0.146 \| good
2025-10-24T22:00:00.000Z	26 \| good	4.137 \| good	18.261 \| good	27.569 \| good	0.42 \| good	4.883 \| good	0.142 \| good
2025-10-24T23:00:00.000Z	30 \| good	2.669 \| good	11.091 \| good	32.199 \| good	0.447 \| good	5.356 \| good	0.137 \| good
2025-10-25T00:00:00.000Z	31 \| good	2.158 \| good	8.991 \| good	32.743 \| good	0.474 \| good	5.828 \| good	0.132 \| good
2025-10-25T01:00:00.000Z	29 \| good	2.273 \| good	9.769 \| good	30.98 \| good	0.671 \| good	9.688 \| good	0.174 \| good
2025-10-25T02:00:00.000Z	26 \| good	3.046 \| good	12.816 \| good	28.367 \| good	0.715 \| good	10.101 \| good	0.171 \| good
2025-10-25T03:00:00.000Z	24 \| good	3.302 \| good	13.949 \| good	26.32 \| good	0.758 \| good	10.515 \| good	0.169 \| good
2025-10-25T04:00:00.000Z	29 \| good	2.066 \| good	8.514 \| good	30.825 \| good	0.556 \| good	6.262 \| good	0.136 \| good
2025-10-25T05:00:00.000Z	27 \| good	2.602 \| good	10.585 \| good	29.062 \| good	0.534 \| good	5.27 \| good	0.133 \| good
2025-10-25T06:00:00.000Z	26 \| good	2.584 \| good	10.554 \| good	27.911 \| good	0.512 \| good	4.277 \| good	0.13 \| good
2025-10-25T07:00:00.000Z	25 \| good	2.628 \| good	10.749 \| good	26.769 \| good	0.529 \| good	3.558 \| good	0.124 \| good
2025-10-25T08:00:00.000Z	26 \| good	2.223 \| good	8.836 \| good	27.58 \| good	0.545 \| good	2.838 \| good	0.119 \| good
2025-10-25T09:00:00.000Z	25 \| good	1.891 \| good	7.817 \| good	26.556 \| good	0.344 \| good	1.923 \| good	0.117 \| good
2025-10-25T10:00:00.000Z	25 \| good	1.28 \| good	5.145 \| good	26.961 \| good	0.345 \| good	1.873 \| good	0.115 \| good
2025-10-25T11:00:00.000Z	25 \| good	1.333 \| good	5.296 \| good	26.574 \| good	0.346 \| good	1.823 \| good	0.114 \| good
2025-10-25T12:00:00.000Z	24 \| good	2.374 \| good	9.552 \| good	26.161 \| good	0.632 \| good	1.716 \| good	0.107 \| good
2025-10-25T13:00:00.000Z	26 \| good	2.616 \| good	10.93 \| good	27.564 \| good	0.61 \| good	2.405 \| good	0.113 \| good
2025-10-25T14:00:00.000Z	26 \| good	2.137 \| good	8.87 \| good	28.432 \| good	0.588 \| good	3.094 \| good	0.119 \| good
2025-10-25T15:00:00.000Z	25 \| good	2.323 \| good	9.522 \| good	27.447 \| good	0.566 \| good	3.784 \| good	0.124 \| good
2025-10-25T16:00:00.000Z	26 \| good	2.096 \| good	8.595 \| good	28.055 \| good	0.515 \| good	3.778 \| good	0.128 \| good
2025-10-25T17:00:00.000Z	28 \| good	1.4 \| good	5.577 \| good	29.555 \| good	0.359 \| good	4.779 \| good	0.148 \| good
2025-10-25T18:00:00.000Z	26 \| good	1.4 \| good	5.6 \| good	28.286 \| good	0.343 \| good	4.896 \| good	0.154 \| good
2025-10-25T19:00:00.000Z	25 \| good	1.77 \| good	7.15 \| good	27.387 \| good	0.321 \| good	3.969 \| good	0.146 \| good
2025-10-25T20:00:00.000Z	27 \| good	4.719 \| good	20.43 \| good	25.438 \| good	0.359 \| good	2.643 \| good	0.129 \| good
2025-10-25T21:00:00.000Z	29 \| good	2.856 \| good	11.875 \| good	30.66 \| good	0.332 \| good	2.082 \| good	0.126 \| good
2025-10-25T22:00:00.000Z	31 \| good	2.414 \| good	10.124 \| good	32.88 \| good	0.31 \| good	2.234 \| good	0.126 \| good
2025-10-25T23:00:00.000Z	31 \| good	2.245 \| good	9.258 \| good	33.29 \| good	0.288 \| good	2.387 \| good	0.126 \| good
2025-10-26T00:00:00.000Z	29 \| good	2.903 \| good	12.356 \| good	31.169 \| good	0.266 \| good	2.54 \| good	0.126 \| good
2025-10-26T01:00:00.000Z	30 \| good	1.48 \| good	5.782 \| good	32.421 \| good	0.307 \| good	2.881 \| good	0.128 \| good
2025-10-26T02:00:00.000Z	28 \| good	2.227 \| good	9.504 \| good	29.716 \| good	0.333 \| good	3.062 \| good	0.13 \| good
2025-10-26T03:00:00.000Z	26 \| good	2.462 \| good	10.168 \| good	27.755 \| good	0.359 \| good	3.243 \| good	0.132 \| good
2025-10-26T04:00:00.000Z	30 \| good	1.836 \| good	7.523 \| good	32.285 \| good	0.381 \| good	2.459 \| good	0.116 \| good
2025-10-26T05:00:00.000Z	31 \| good	1.804 \| good	7.471 \| good	33.938 \| good	0.45 \| good	2.119 \| good	0.111 \| good
2025-10-26T06:00:00.000Z	31 \| good	1.984 \| good	8.155 \| good	33.948 \| good	0.52 \| good	1.778 \| good	0.107 \| good
2025-10-26T07:00:00.000Z	31 \| good	2.042 \| good	8.495 \| good	34.231 \| good	0.527 \| good	1.61 \| good	0.105 \| good
2025-10-26T08:00:00.000Z	32 \| good	1.625 \| good	6.524 \| good	35.015 \| good	0.534 \| good	1.441 \| good	0.102 \| good
2025-10-26T09:00:00.000Z	32 \| good	1.337 \| good	5.551 \| good	35.417 \| good	0.442 \| good	1.22 \| good	0.109 \| good
2025-10-26T10:00:00.000Z	33 \| good	1.095 \| good	4.113 \| good	36.051 \| good	0.449 \| good	1.221 \| good	0.108 \| good
2025-10-26T11:00:00.000Z	33 \| good	1.379 \| good	5.673 \| good	35.919 \| good	0.455 \| good	1.223 \| good	0.106 \| good
2025-10-26T12:00:00.000Z	31 \| good	2.109 \| good	8.606 \| good	33.541 \| good	0.548 \| good	1.496 \| good	0.1 \| good
2025-10-26T13:00:00.000Z	29 \| good	2.725 \| good	11.106 \| good	30.502 \| good	0.56 \| good	2.07 \| good	0.105 \| good
2025-10-26T14:00:00.000Z	30 \| good	2.717 \| good	11.156 \| good	31.809 \| good	0.571 \| good	2.643 \| good	0.109 \| good
2025-10-26T15:00:00.000Z	31 \| good	2.615 \| good	10.923 \| good	32.728 \| good	0.582 \| good	3.217 \| good	0.114 \| good

Live air quality index in Snohomish, Washington today

Major air pollutants in Snohomish, Washington

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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

Air quality in nearby cities

Silver Firs, Washington

Eastmont, Washington

Mill Creek, Washington

Mill Creek East, Washington

Everett, Washington

Monroe, Washington

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

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

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

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 Snohomish, Washington at the moment?

What is the PM₁₀ level in Snohomish, Washington at the moment?

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

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

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