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

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

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

The current ozone (O3) level in Silver Firs, Washington at the moment is 17.682 ppm.

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

Nitrogen dioxide (NO2) level in Silver Firs, Washington at the moment is 8.111 ppb.

Live air quality index in Silver Firs, Washington today

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

PM2.5 levels in Silver Firs, Washington are currently 5.75 μg/m3.

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

The PM10 concentration in Silver Firs, Washington is 24.039 μg/m3 at the moment.

Stay updated with real-time air quality in Silver Firs, 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

Silver Firs, Washington

Last updated: ... (Local time)

Major air pollutants in Silver Firs, Washington

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.74 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

7.95 μg/m³

155

255

425

605+

Ozone (O₃)

26.17 ppb

201

201+

Sulfur Dioxide (SO₂)

0.29 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.07 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.11 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Silver Firs, Washington

Get Live Pollen Counts

Silver Firs, Washington

Scroll To Air Quality Map

Track live Silver Firs, Washington air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-23T12:00:00.000Z	44 \| good	7.796 \| good	19.906 \| good	10.346 \| good	0.256 \| good	13.049 \| good	0.197 \| good
2025-10-23T13:00:00.000Z	44 \| good	8.394 \| good	21.484 \| good	16.49 \| good	0.3 \| good	11.256 \| good	0.197 \| good
2025-10-23T14:00:00.000Z	52 \| moderate	10.006 \| good	25.294 \| good	15.167 \| good	0.258 \| good	16.028 \| good	0.243 \| good
2025-10-23T15:00:00.000Z	33 \| good	6.086 \| good	26.521 \| good	8.489 \| good	0.309 \| good	16.129 \| good	0.253 \| good
2025-10-23T16:00:00.000Z	54 \| moderate	10.663 \| good	28.416 \| good	12.981 \| good	0.293 \| good	17.605 \| good	0.327 \| good
2025-10-23T17:00:00.000Z	52 \| moderate	9.819 \| good	26.368 \| good	14.922 \| good	0.502 \| good	18.207 \| good	0.286 \| good
2025-10-23T18:00:00.000Z	49 \| good	8.967 \| good	24.243 \| good	13.873 \| good	0.472 \| good	19.811 \| good	0.266 \| good
2025-10-23T19:00:00.000Z	44 \| good	8.164 \| good	22.558 \| good	14.275 \| good	0.407 \| good	17.959 \| good	0.212 \| good
2025-10-23T20:00:00.000Z	44 \| good	7.923 \| good	20.438 \| good	15.411 \| good	0.485 \| good	15.278 \| good	0.19 \| good
2025-10-23T21:00:00.000Z	44 \| good	7.554 \| good	18.355 \| good	18.565 \| good	0.279 \| good	10.993 \| good	0.135 \| good
2025-10-23T22:00:00.000Z	22 \| good	3.708 \| good	16.712 \| good	20.981 \| good	0.366 \| good	11.165 \| good	0.122 \| good
2025-10-23T23:00:00.000Z	18 \| good	3.491 \| good	15.229 \| good	18.884 \| good	0.366 \| good	10.14 \| good	0.122 \| good
2025-10-24T00:00:00.000Z	33 \| good	5.694 \| good	14.759 \| good	17.6 \| good	0.324 \| good	9.493 \| good	0.188 \| good
2025-10-24T01:00:00.000Z	33 \| good	5.913 \| good	15.803 \| good	15.491 \| good	0.321 \| good	12.181 \| good	0.21 \| good
2025-10-24T02:00:00.000Z	38 \| good	6.88 \| good	17.962 \| good	16.27 \| good	0.304 \| good	12.956 \| good	0.198 \| good
2025-10-24T03:00:00.000Z	62 \| moderate	15.207 \| fine	68.411 \| fine	13.328 \| good	0.913 \| good	15.662 \| good	0.245 \| good
2025-10-24T04:00:00.000Z	38 \| good	7.331 \| good	19.916 \| good	14.493 \| good	0.298 \| good	16.352 \| good	0.197 \| good
2025-10-24T05:00:00.000Z	44 \| good	8.103 \| good	21.924 \| good	16.318 \| good	0.401 \| good	14.638 \| good	0.251 \| good
2025-10-24T06:00:00.000Z	44 \| good	8.407 \| good	22.087 \| good	14.069 \| good	0.409 \| good	14.904 \| good	0.253 \| good
2025-10-24T07:00:00.000Z	49 \| good	8.673 \| good	21.749 \| good	10.82 \| good	0.409 \| good	15.039 \| good	0.251 \| good
2025-10-24T08:00:00.000Z	49 \| good	9.297 \| good	23.565 \| good	9.474 \| good	0.354 \| good	16.378 \| good	0.241 \| good
2025-10-24T09:00:00.000Z	52 \| moderate	10.057 \| good	24.822 \| good	13.072 \| good	0.311 \| good	14.235 \| good	0.188 \| good
2025-10-24T10:00:00.000Z	52 \| moderate	9.542 \| good	25.313 \| good	13.081 \| good	0.311 \| good	13.437 \| good	0.188 \| good
2025-10-24T11:00:00.000Z	52 \| moderate	10.483 \| good	25.093 \| good	14.42 \| good	0.353 \| good	12.063 \| good	0.188 \| good
2025-10-24T12:00:00.000Z	52 \| moderate	10.442 \| good	25.065 \| good	15.736 \| good	0.374 \| good	13.471 \| good	0.177 \| good
2025-10-24T13:00:00.000Z	52 \| moderate	10.237 \| good	23.769 \| good	12.326 \| good	0.32 \| good	13.1 \| good	0.177 \| good
2025-10-24T14:00:00.000Z	27 \| good	5.176 \| good	23.056 \| good	15.532 \| good	0.266 \| good	7.959 \| good	0.188 \| good
2025-10-24T15:00:00.000Z	27 \| good	5.195 \| good	22.349 \| good	18.205 \| good	0.32 \| good	15.018 \| good	0.188 \| good
2025-10-24T16:00:00.000Z	27 \| good	4.743 \| good	21.242 \| good	20.35 \| good	0.309 \| good	15.537 \| good	0.179 \| good
2025-10-24T17:00:00.000Z	44 \| good	8.422 \| good	21.432 \| good	19.795 \| good	0.319 \| good	20.861 \| good	0.177 \| good
2025-10-24T18:00:00.000Z	27 \| good	4.57 \| good	20.199 \| good	18.438 \| good	0.374 \| good	18.344 \| good	0.178 \| good
2025-10-24T19:00:00.000Z	22 \| good	4.099 \| good	18.81 \| good	21.47 \| good	0.363 \| good	13.308 \| good	0.177 \| good
2025-10-24T20:00:00.000Z	19 \| good	3.215 \| good	13.428 \| good	21.124 \| good	0.375 \| good	12.763 \| good	0.167 \| good
2025-10-24T21:00:00.000Z	19 \| good	2.47 \| good	10.793 \| good	20.715 \| good	0.299 \| good	12.07 \| good	0.167 \| good
2025-10-24T22:00:00.000Z	20 \| good	1.988 \| good	8.977 \| good	22.103 \| good	0.335 \| good	13.013 \| good	0.122 \| good
2025-10-24T23:00:00.000Z	24 \| good	3.331 \| good	9.529 \| good	26.377 \| good	0.334 \| good	10.327 \| good	0.178 \| good
2025-10-25T00:00:00.000Z	23 \| good	2.023 \| good	9.326 \| good	25.26 \| good	0.334 \| good	11.891 \| good	0.188 \| good
2025-10-25T01:00:00.000Z	24 \| good	1.768 \| good	8.712 \| good	25.923 \| good	0.334 \| good	11.697 \| good	0.197 \| good
2025-10-25T02:00:00.000Z	23 \| good	1.736 \| good	8.576 \| good	25.211 \| good	0.335 \| good	10.49 \| good	0.13 \| good
2025-10-25T03:00:00.000Z	28 \| good	5.223 \| good	22.048 \| good	29.508 \| good	0.559 \| good	6.461 \| good	0.136 \| good
2025-10-25T04:00:00.000Z	24 \| good	2.357 \| good	10.376 \| good	26.39 \| good	0.316 \| good	9.135 \| good	0.1 \| good
2025-10-25T05:00:00.000Z	23 \| good	2.336 \| good	10.112 \| good	24.736 \| good	0.315 \| good	5.712 \| good	0.111 \| good
2025-10-25T06:00:00.000Z	23 \| good	2.088 \| good	9.139 \| good	25.483 \| good	0.335 \| good	4.978 \| good	0.111 \| good
2025-10-25T07:00:00.000Z	26 \| good	2.045 \| good	8.356 \| good	27.83 \| good	0.335 \| good	5.136 \| good	0.122 \| good
2025-10-25T08:00:00.000Z	26 \| good	1.691 \| good	7.409 \| good	28.18 \| good	0.299 \| good	7.346 \| good	0.111 \| good
2025-10-25T09:00:00.000Z	26 \| good	3.669 \| good	8.836 \| good	27.531 \| good	0.278 \| good	6.578 \| good	0.111 \| good
2025-10-25T10:00:00.000Z	25 \| good	3.604 \| good	9.007 \| good	26.861 \| good	0.299 \| good	6.66 \| good	0.111 \| good
2025-10-25T11:00:00.000Z	22 \| good	1.84 \| good	7.776 \| good	24.23 \| good	0.3 \| good	6.158 \| good	0.112 \| good
2025-10-25T11:00:00.000Z	24 \| good	3.737 \| good	7.953 \| good	26.174 \| good	0.289 \| good	5.068 \| good	0.113 \| 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

Silver Firs

Get reliable air quality data to drive your business

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

0.19ppm

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 Silver Firs, Washington?

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

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

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

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

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

What is the AQI in Silver Firs, Washington right now?

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

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

Silver Firs, Washington air has the highest levels of PM2.5.

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

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

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

PM_2.5 levels in Silver Firs, Washington are currently 5.75 μg/m³.

What is the PM₁₀ level in Silver Firs, Washington at the moment?

The PM₁₀ concentration in Silver Firs, Washington is 24.039 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Silver Firs, Washington is 0.186 ppm.

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

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

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

The current ozone (O₃) level in Silver Firs, Washington at the moment is 17.682 ppm.

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

Nitrogen dioxide (NO₂) level in Silver Firs, Washington at the moment is 8.111 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-23T12:00:00.000Z	44 \| good	7.796 \| good	19.906 \| good	10.346 \| good	0.256 \| good	13.049 \| good	0.197 \| good
2025-10-23T13:00:00.000Z	44 \| good	8.394 \| good	21.484 \| good	16.49 \| good	0.3 \| good	11.256 \| good	0.197 \| good
2025-10-23T14:00:00.000Z	52 \| moderate	10.006 \| good	25.294 \| good	15.167 \| good	0.258 \| good	16.028 \| good	0.243 \| good
2025-10-23T15:00:00.000Z	33 \| good	6.086 \| good	26.521 \| good	8.489 \| good	0.309 \| good	16.129 \| good	0.253 \| good
2025-10-23T16:00:00.000Z	54 \| moderate	10.663 \| good	28.416 \| good	12.981 \| good	0.293 \| good	17.605 \| good	0.327 \| good
2025-10-23T17:00:00.000Z	52 \| moderate	9.819 \| good	26.368 \| good	14.922 \| good	0.502 \| good	18.207 \| good	0.286 \| good
2025-10-23T18:00:00.000Z	49 \| good	8.967 \| good	24.243 \| good	13.873 \| good	0.472 \| good	19.811 \| good	0.266 \| good
2025-10-23T19:00:00.000Z	44 \| good	8.164 \| good	22.558 \| good	14.275 \| good	0.407 \| good	17.959 \| good	0.212 \| good
2025-10-23T20:00:00.000Z	44 \| good	7.923 \| good	20.438 \| good	15.411 \| good	0.485 \| good	15.278 \| good	0.19 \| good
2025-10-23T21:00:00.000Z	44 \| good	7.554 \| good	18.355 \| good	18.565 \| good	0.279 \| good	10.993 \| good	0.135 \| good
2025-10-23T22:00:00.000Z	22 \| good	3.708 \| good	16.712 \| good	20.981 \| good	0.366 \| good	11.165 \| good	0.122 \| good
2025-10-23T23:00:00.000Z	18 \| good	3.491 \| good	15.229 \| good	18.884 \| good	0.366 \| good	10.14 \| good	0.122 \| good
2025-10-24T00:00:00.000Z	33 \| good	5.694 \| good	14.759 \| good	17.6 \| good	0.324 \| good	9.493 \| good	0.188 \| good
2025-10-24T01:00:00.000Z	33 \| good	5.913 \| good	15.803 \| good	15.491 \| good	0.321 \| good	12.181 \| good	0.21 \| good
2025-10-24T02:00:00.000Z	38 \| good	6.88 \| good	17.962 \| good	16.27 \| good	0.304 \| good	12.956 \| good	0.198 \| good
2025-10-24T03:00:00.000Z	62 \| moderate	15.207 \| fine	68.411 \| fine	13.328 \| good	0.913 \| good	15.662 \| good	0.245 \| good
2025-10-24T04:00:00.000Z	38 \| good	7.331 \| good	19.916 \| good	14.493 \| good	0.298 \| good	16.352 \| good	0.197 \| good
2025-10-24T05:00:00.000Z	44 \| good	8.103 \| good	21.924 \| good	16.318 \| good	0.401 \| good	14.638 \| good	0.251 \| good
2025-10-24T06:00:00.000Z	44 \| good	8.407 \| good	22.087 \| good	14.069 \| good	0.409 \| good	14.904 \| good	0.253 \| good
2025-10-24T07:00:00.000Z	49 \| good	8.673 \| good	21.749 \| good	10.82 \| good	0.409 \| good	15.039 \| good	0.251 \| good
2025-10-24T08:00:00.000Z	49 \| good	9.297 \| good	23.565 \| good	9.474 \| good	0.354 \| good	16.378 \| good	0.241 \| good
2025-10-24T09:00:00.000Z	52 \| moderate	10.057 \| good	24.822 \| good	13.072 \| good	0.311 \| good	14.235 \| good	0.188 \| good
2025-10-24T10:00:00.000Z	52 \| moderate	9.542 \| good	25.313 \| good	13.081 \| good	0.311 \| good	13.437 \| good	0.188 \| good
2025-10-24T11:00:00.000Z	52 \| moderate	10.483 \| good	25.093 \| good	14.42 \| good	0.353 \| good	12.063 \| good	0.188 \| good
2025-10-24T12:00:00.000Z	52 \| moderate	10.442 \| good	25.065 \| good	15.736 \| good	0.374 \| good	13.471 \| good	0.177 \| good
2025-10-24T13:00:00.000Z	52 \| moderate	10.237 \| good	23.769 \| good	12.326 \| good	0.32 \| good	13.1 \| good	0.177 \| good
2025-10-24T14:00:00.000Z	27 \| good	5.176 \| good	23.056 \| good	15.532 \| good	0.266 \| good	7.959 \| good	0.188 \| good
2025-10-24T15:00:00.000Z	27 \| good	5.195 \| good	22.349 \| good	18.205 \| good	0.32 \| good	15.018 \| good	0.188 \| good
2025-10-24T16:00:00.000Z	27 \| good	4.743 \| good	21.242 \| good	20.35 \| good	0.309 \| good	15.537 \| good	0.179 \| good
2025-10-24T17:00:00.000Z	44 \| good	8.422 \| good	21.432 \| good	19.795 \| good	0.319 \| good	20.861 \| good	0.177 \| good
2025-10-24T18:00:00.000Z	27 \| good	4.57 \| good	20.199 \| good	18.438 \| good	0.374 \| good	18.344 \| good	0.178 \| good
2025-10-24T19:00:00.000Z	22 \| good	4.099 \| good	18.81 \| good	21.47 \| good	0.363 \| good	13.308 \| good	0.177 \| good
2025-10-24T20:00:00.000Z	19 \| good	3.215 \| good	13.428 \| good	21.124 \| good	0.375 \| good	12.763 \| good	0.167 \| good
2025-10-24T21:00:00.000Z	19 \| good	2.47 \| good	10.793 \| good	20.715 \| good	0.299 \| good	12.07 \| good	0.167 \| good
2025-10-24T22:00:00.000Z	20 \| good	1.988 \| good	8.977 \| good	22.103 \| good	0.335 \| good	13.013 \| good	0.122 \| good
2025-10-24T23:00:00.000Z	24 \| good	3.331 \| good	9.529 \| good	26.377 \| good	0.334 \| good	10.327 \| good	0.178 \| good
2025-10-25T00:00:00.000Z	23 \| good	2.023 \| good	9.326 \| good	25.26 \| good	0.334 \| good	11.891 \| good	0.188 \| good
2025-10-25T01:00:00.000Z	24 \| good	1.768 \| good	8.712 \| good	25.923 \| good	0.334 \| good	11.697 \| good	0.197 \| good
2025-10-25T02:00:00.000Z	23 \| good	1.736 \| good	8.576 \| good	25.211 \| good	0.335 \| good	10.49 \| good	0.13 \| good
2025-10-25T03:00:00.000Z	28 \| good	5.223 \| good	22.048 \| good	29.508 \| good	0.559 \| good	6.461 \| good	0.136 \| good
2025-10-25T04:00:00.000Z	24 \| good	2.357 \| good	10.376 \| good	26.39 \| good	0.316 \| good	9.135 \| good	0.1 \| good
2025-10-25T05:00:00.000Z	23 \| good	2.336 \| good	10.112 \| good	24.736 \| good	0.315 \| good	5.712 \| good	0.111 \| good
2025-10-25T06:00:00.000Z	23 \| good	2.088 \| good	9.139 \| good	25.483 \| good	0.335 \| good	4.978 \| good	0.111 \| good
2025-10-25T07:00:00.000Z	26 \| good	2.045 \| good	8.356 \| good	27.83 \| good	0.335 \| good	5.136 \| good	0.122 \| good
2025-10-25T08:00:00.000Z	26 \| good	1.691 \| good	7.409 \| good	28.18 \| good	0.299 \| good	7.346 \| good	0.111 \| good
2025-10-25T09:00:00.000Z	26 \| good	3.669 \| good	8.836 \| good	27.531 \| good	0.278 \| good	6.578 \| good	0.111 \| good
2025-10-25T10:00:00.000Z	25 \| good	3.604 \| good	9.007 \| good	26.861 \| good	0.299 \| good	6.66 \| good	0.111 \| good
2025-10-25T11:00:00.000Z	22 \| good	1.84 \| good	7.776 \| good	24.23 \| good	0.3 \| good	6.158 \| good	0.112 \| good
2025-10-25T11:00:00.000Z	24 \| good	3.737 \| good	7.953 \| good	26.174 \| good	0.289 \| good	5.068 \| good	0.113 \| 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 Silver Firs, Washington today

Major air pollutants in Silver Firs, Washington

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Air quality in nearby cities

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Frequently asked questions

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

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

What is the PM₁₀ level in Silver Firs, Washington at the moment?

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

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

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