What is the current concentration of PM10 in Birch Bay, Washington?

The current PM10 concentration at Birch Bay, Washington is 31.923 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Birch Bay, Washington?

The current sulfur dioxide (SO2) concentration at Birch Bay, Washington is 0.166 ppb.

What is the current concentration of ozone (O3) in Birch Bay, Washington?

The current ozone (O3) concentration at Birch Bay, Washington is 25.033 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Birch Bay, Washington?

The current nitrogen dioxide (NO2) concentration at Birch Bay, Washington is 3.709 ppb.

Birch Bay, Washington live air quality index now

Q: What is the current concentration of PM2.5 in Birch Bay, Washington?

The current PM2.5 concentration at Birch Bay, Washington is 8.639 μg/m3.

Stay updated with real-time air quality in Birch Bay, 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

Birch Bay, Washington

Last updated: ... (Local time)

Major air pollutants in Birch Bay, Washington

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

8.64 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

31.92 μg/m³

155

255

425

605+

Ozone (O₃)

25.03 ppb

201

201+

Sulfur Dioxide (SO₂)

0.17 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.71 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.12 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Birch Bay, Washington

Get Live Pollen Counts

Birch Bay, Washington

Scroll To Air Quality Map

Track live Birch Bay, Washington air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T22:00:00.000Z	52 \| moderate	10.367 \| good	43.425 \| good	45.606 \| good	0.497 \| good	6.173 \| good	0.2 \| good
2026-07-21T23:00:00.000Z	76 \| moderate	14.846 \| fine	105.439 \| fine	44.994 \| good	0.445 \| good	4.973 \| good	0.2 \| good
2026-07-22T00:00:00.000Z	64 \| moderate	16.394 \| fine	69.289 \| fine	51.778 \| good	0.426 \| good	4.65 \| good	0.2 \| good
2026-07-22T01:00:00.000Z	77 \| moderate	23.098 \| fine	102.593 \| fine	53.457 \| good	0.398 \| good	7.095 \| good	0.2 \| good
2026-07-22T02:00:00.000Z	84 \| moderate	27.213 \| fine	81.411 \| fine	58.527 \| fine	0.401 \| good	4.513 \| good	0.2 \| good
2026-07-22T03:00:00.000Z	82 \| moderate	26.226 \| fine	56.317 \| fine	48.365 \| good	0.349 \| good	6.59 \| good	0.216 \| good
2026-07-22T04:00:00.000Z	77 \| moderate	23.465 \| fine	77.534 \| fine	40.51 \| good	0.376 \| good	12.547 \| good	0.285 \| good
2026-07-22T05:00:00.000Z	82 \| moderate	26.127 \| fine	71.424 \| fine	41.286 \| good	0.358 \| good	18.536 \| good	0.285 \| good
2026-07-22T06:00:00.000Z	86 \| moderate	27.611 \| fine	67.723 \| fine	39.086 \| good	0.355 \| good	21.192 \| good	0.28 \| good
2026-07-22T07:00:00.000Z	88 \| moderate	28.919 \| fine	52.915 \| good	29.008 \| good	0.354 \| good	20.897 \| good	0.248 \| good
2026-07-22T08:00:00.000Z	90 \| moderate	29.736 \| fine	63.167 \| fine	25.715 \| good	0.194 \| good	10.751 \| good	0.244 \| good
2026-07-22T09:00:00.000Z	88 \| moderate	29.21 \| fine	112.817 \| fine	21.659 \| good	0.192 \| good	11.727 \| good	0.271 \| good
2026-07-22T10:00:00.000Z	81 \| moderate	24.93 \| fine	102.709 \| fine	16.629 \| good	0.169 \| good	12.883 \| good	0.2 \| good
2026-07-22T11:00:00.000Z	82 \| moderate	25.602 \| fine	82.197 \| fine	15.165 \| good	1.432 \| good	9.935 \| good	0.18 \| good
2026-07-22T12:00:00.000Z	79 \| moderate	24.424 \| fine	82.911 \| fine	14.944 \| good	0.673 \| good	14.104 \| good	0.2 \| good
2026-07-22T13:00:00.000Z	71 \| moderate	20.433 \| fine	87.255 \| fine	13.068 \| good	0.279 \| good	6.19 \| good	0.2 \| good
2026-07-22T14:00:00.000Z	69 \| moderate	18.882 \| fine	74.911 \| fine	13.93 \| good	0.524 \| good	14.662 \| good	0.281 \| good
2026-07-22T15:00:00.000Z	75 \| moderate	21.786 \| fine	98.455 \| fine	14.728 \| good	0.98 \| good	10.351 \| good	0.231 \| good
2026-07-22T16:00:00.000Z	71 \| moderate	20.136 \| fine	85.131 \| fine	31.406 \| good	0.657 \| good	17.819 \| good	0.216 \| good
2026-07-22T17:00:00.000Z	92 \| moderate	31.18 \| fine	127.014 \| fine	33.906 \| good	0.63 \| good	20.368 \| good	0.2 \| good
2026-07-22T18:00:00.000Z	112 \| sensitive	40.457 \| moderate	146.24 \| fine	42.36 \| good	0.793 \| good	16.422 \| good	0.247 \| good
2026-07-22T19:00:00.000Z	94 \| moderate	18.631 \| fine	142.469 \| fine	37.262 \| good	0.846 \| good	16.489 \| good	0.264 \| good
2026-07-22T20:00:00.000Z	95 \| moderate	23.356 \| fine	143.969 \| fine	36.251 \| good	1.023 \| good	10.632 \| good	0.269 \| good
2026-07-22T21:00:00.000Z	77 \| moderate	23.204 \| fine	108.437 \| fine	42.428 \| good	0.963 \| good	8.19 \| good	0.217 \| good
2026-07-22T22:00:00.000Z	88 \| moderate	29.477 \| fine	110.563 \| fine	41.602 \| good	0.643 \| good	6.538 \| good	0.2 \| good
2026-07-22T23:00:00.000Z	79 \| moderate	23.896 \| fine	85.873 \| fine	48.297 \| good	0.585 \| good	7.311 \| good	0.2 \| good
2026-07-23T00:00:00.000Z	77 \| moderate	23.047 \| fine	93.393 \| fine	48.477 \| good	0.506 \| good	6.209 \| good	0.249 \| good
2026-07-23T01:00:00.000Z	73 \| moderate	20.817 \| fine	88.529 \| fine	44.665 \| good	0.965 \| good	8.905 \| good	0.217 \| good
2026-07-23T02:00:00.000Z	77 \| moderate	23.397 \| fine	41.525 \| good	47.143 \| good	0.907 \| good	8.343 \| good	0.2 \| good
2026-07-23T03:00:00.000Z	129 \| sensitive	46.983 \| moderate	211.251 \| moderate	44.019 \| good	3.631 \| good	11.905 \| good	0.4 \| good
2026-07-23T04:00:00.000Z	67 \| moderate	18.221 \| fine	80.976 \| fine	37.981 \| good	0.377 \| good	10.035 \| good	0.233 \| good
2026-07-23T05:00:00.000Z	96 \| moderate	20.931 \| fine	145.677 \| fine	40.622 \| good	0.3 \| good	10.353 \| good	0.28 \| good
2026-07-23T06:00:00.000Z	76 \| moderate	18.287 \| fine	104.886 \| fine	34.68 \| good	0.343 \| good	13.091 \| good	0.232 \| good
2026-07-23T07:00:00.000Z	86 \| moderate	14.904 \| fine	126.486 \| fine	24.521 \| good	0.391 \| good	13.379 \| good	0.232 \| good
2026-07-23T08:00:00.000Z	69 \| moderate	18.697 \| fine	46.433 \| good	24.938 \| good	2.164 \| good	9.502 \| good	0.2 \| good
2026-07-23T09:00:00.000Z	62 \| moderate	14.697 \| fine	39.957 \| good	31.702 \| good	1.667 \| good	4.908 \| good	0.2 \| good
2026-07-23T10:00:00.000Z	60 \| moderate	13.855 \| fine	29.408 \| good	32.626 \| good	2.725 \| good	5.707 \| good	0.2 \| good
2026-07-23T11:00:00.000Z	60 \| moderate	13.867 \| fine	42.56 \| good	28.051 \| good	5.066 \| good	5.767 \| good	0.2 \| good
2026-07-23T12:00:00.000Z	58 \| moderate	12.602 \| fine	40.821 \| good	34.181 \| good	3.293 \| good	6.579 \| good	0.2 \| good
2026-07-23T13:00:00.000Z	67 \| moderate	18.412 \| fine	71.071 \| fine	28.015 \| good	3.504 \| good	8.374 \| good	0.2 \| good
2026-07-23T14:00:00.000Z	64 \| moderate	16.382 \| fine	66.704 \| fine	28.315 \| good	0.947 \| good	8.281 \| good	0.184 \| good
2026-07-23T15:00:00.000Z	62 \| moderate	14.57 \| fine	47.26 \| good	28.469 \| good	0.459 \| good	4.209 \| good	0.116 \| good
2026-07-23T16:00:00.000Z	56 \| moderate	11.873 \| good	33.173 \| good	27.737 \| good	0.28 \| good	3.405 \| good	0.1 \| good
2026-07-23T17:00:00.000Z	49 \| good	9.403 \| good	37.58 \| good	23.436 \| good	0.338 \| good	3.604 \| good	0.1 \| good
2026-07-23T18:00:00.000Z	49 \| good	9.216 \| good	32.937 \| good	26.238 \| good	0.333 \| good	2.522 \| good	0.1 \| good
2026-07-23T19:00:00.000Z	49 \| good	8.727 \| good	32.314 \| good	26.205 \| good	0.154 \| good	3.564 \| good	0.116 \| good
2026-07-23T20:00:00.000Z	49 \| good	8.639 \| good	31.923 \| good	25.033 \| good	0.166 \| good	3.709 \| good	0.117 \| good
2026-07-23T21:00:00.000Z	38 \| good	7.334 \| good	27.808 \| good	26.079 \| good	0.134 \| good	3.747 \| good	0.117 \| good
2026-07-23T21:00:00.000Z	49 \| good	8.639 \| good	31.923 \| good	25.033 \| good	0.166 \| good	3.709 \| good	0.117 \| good
2026-07-23T22:00:00.000Z	32 \| good	2.31 \| good	9.783 \| good	34.543 \| good	0.632 \| good	2.03 \| good	0.13 \| good
2026-07-23T23:00:00.000Z	29 \| good	3.112 \| good	13.27 \| good	31.363 \| good	0.634 \| good	2.243 \| good	0.126 \| good
2026-07-24T00:00:00.000Z	25 \| good	3.773 \| good	16.134 \| good	27.382 \| good	0.645 \| good	2.484 \| good	0.125 \| good
2026-07-24T01:00:00.000Z	24 \| good	3.654 \| good	15.581 \| good	26.131 \| good	0.659 \| good	3.053 \| good	0.128 \| good
2026-07-24T02:00:00.000Z	24 \| good	3.737 \| good	16.079 \| good	26.037 \| good	0.655 \| good	3.712 \| good	0.127 \| good
2026-07-24T03:00:00.000Z	22 \| good	3.585 \| good	15.634 \| good	23.021 \| good	0.641 \| good	4.844 \| good	0.132 \| good
2026-07-24T04:00:00.000Z	21 \| good	3.455 \| good	15.094 \| good	23.351 \| good	0.671 \| good	6.592 \| good	0.141 \| good
2026-07-24T05:00:00.000Z	22 \| good	4.295 \| good	18.611 \| good	20.117 \| good	0.763 \| good	8.394 \| good	0.153 \| good
2026-07-24T06:00:00.000Z	22 \| good	4.035 \| good	17.436 \| good	18.834 \| good	0.862 \| good	9.51 \| good	0.161 \| good
2026-07-24T07:00:00.000Z	22 \| good	3.703 \| good	16.274 \| good	17.327 \| good	0.915 \| good	10.576 \| good	0.169 \| good
2026-07-24T08:00:00.000Z	22 \| good	4.32 \| good	18.65 \| good	15.515 \| good	0.893 \| good	11.191 \| good	0.173 \| good
2026-07-24T09:00:00.000Z	22 \| good	4.473 \| good	18.936 \| good	14.082 \| good	0.853 \| good	11.321 \| good	0.172 \| good
2026-07-24T10:00:00.000Z	27 \| good	4.517 \| good	19.089 \| good	17.046 \| good	0.849 \| good	11.252 \| good	0.167 \| good
2026-07-24T11:00:00.000Z	27 \| good	4.543 \| good	19.281 \| good	12.153 \| good	0.891 \| good	10.857 \| good	0.16 \| good
2026-07-24T12:00:00.000Z	27 \| good	4.548 \| good	19.271 \| good	11.625 \| good	0.936 \| good	9.623 \| good	0.145 \| good
2026-07-24T13:00:00.000Z	27 \| good	4.596 \| good	19.51 \| good	13.707 \| good	0.937 \| good	9.249 \| good	0.145 \| good
2026-07-24T14:00:00.000Z	22 \| good	4.249 \| good	18.402 \| good	15.304 \| good	0.964 \| good	8.495 \| good	0.147 \| good
2026-07-24T15:00:00.000Z	22 \| good	4.028 \| good	17.671 \| good	18.729 \| good	0.994 \| good	6.387 \| good	0.138 \| good
2026-07-24T16:00:00.000Z	22 \| good	4.095 \| good	18.033 \| good	21.643 \| good	1.051 \| good	5.634 \| good	0.144 \| good
2026-07-24T17:00:00.000Z	22 \| good	4.137 \| good	18.135 \| good	23.636 \| good	1.079 \| good	4.811 \| good	0.147 \| good
2026-07-24T18:00:00.000Z	25 \| good	3.724 \| good	16.416 \| good	27.112 \| good	1.053 \| good	4.07 \| good	0.146 \| good
2026-07-24T19:00:00.000Z	31 \| good	3.102 \| good	13.661 \| good	32.655 \| good	1.048 \| good	3.646 \| good	0.147 \| good
2026-07-24T20:00:00.000Z	33 \| good	3.722 \| good	16.136 \| good	35.651 \| good	1.045 \| good	3.424 \| good	0.146 \| good
2026-07-24T21:00:00.000Z	34 \| good	4.2 \| good	18.331 \| good	36.631 \| good	1.008 \| good	3.271 \| good	0.145 \| good
2026-07-24T22:00:00.000Z	34 \| good	5.421 \| good	23.786 \| good	37.024 \| good	0.955 \| good	3.206 \| good	0.144 \| good
2026-07-24T23:00:00.000Z	32 \| good	4.474 \| good	19.201 \| good	35.468 \| good	0.892 \| good	3.2 \| good	0.141 \| good
2026-07-25T00:00:00.000Z	29 \| good	2.803 \| good	12.377 \| good	30.842 \| good	0.846 \| good	3.318 \| good	0.138 \| good
2026-07-25T01:00:00.000Z	26 \| good	3.722 \| good	16.125 \| good	28.055 \| good	0.805 \| good	3.504 \| good	0.133 \| good
2026-07-25T02:00:00.000Z	24 \| good	3.528 \| good	14.994 \| good	25.959 \| good	0.788 \| good	4.083 \| good	0.13 \| good
2026-07-25T03:00:00.000Z	22 \| good	3.529 \| good	14.968 \| good	24.101 \| good	0.78 \| good	5.644 \| good	0.136 \| good
2026-07-25T04:00:00.000Z	24 \| good	3.348 \| good	14.521 \| good	25.57 \| good	0.867 \| good	8.494 \| good	0.155 \| good
2026-07-25T05:00:00.000Z	19 \| good	3.391 \| good	14.61 \| good	21.466 \| good	0.943 \| good	10.062 \| good	0.164 \| good
2026-07-25T06:00:00.000Z	18 \| good	3.375 \| good	14.448 \| good	18.83 \| good	0.966 \| good	10.343 \| good	0.163 \| good
2026-07-25T07:00:00.000Z	17 \| good	3.193 \| good	13.743 \| good	18.266 \| good	0.933 \| good	10.333 \| good	0.16 \| good
2026-07-25T08:00:00.000Z	19 \| good	2.666 \| good	11.432 \| good	20.051 \| good	0.846 \| good	9.954 \| good	0.156 \| good
2026-07-25T09:00:00.000Z	21 \| good	2.707 \| good	11.932 \| good	22.777 \| good	0.765 \| good	9.162 \| good	0.149 \| good
2026-07-25T10:00:00.000Z	19 \| good	2.413 \| good	10.094 \| good	20.211 \| good	0.671 \| good	8.255 \| good	0.138 \| good
2026-07-25T11:00:00.000Z	17 \| good	2.144 \| good	9.07 \| good	17.666 \| good	0.594 \| good	7.379 \| good	0.126 \| good
2026-07-25T12:00:00.000Z	18 \| good	2.132 \| good	8.98 \| good	18.837 \| good	0.538 \| good	6.598 \| good	0.117 \| good
2026-07-25T13:00:00.000Z	17 \| good	2.514 \| good	10.614 \| good	17.91 \| good	0.512 \| good	5.691 \| good	0.111 \| good
2026-07-25T14:00:00.000Z	17 \| good	1.961 \| good	8.652 \| good	17.822 \| good	0.532 \| good	4.27 \| good	0.103 \| good
2026-07-25T15:00:00.000Z	18 \| good	2.377 \| good	10.079 \| good	19.032 \| good	0.532 \| good	3.202 \| good	0.097 \| good
2026-07-25T16:00:00.000Z	21 \| good	2.459 \| good	10.836 \| good	23.201 \| good	0.513 \| good	2.723 \| good	0.094 \| good
2026-07-25T17:00:00.000Z	24 \| good	2.4 \| good	10.172 \| good	26.288 \| good	0.486 \| good	2.435 \| good	0.092 \| good
2026-07-25T18:00:00.000Z	28 \| good	2.402 \| good	10.121 \| good	29.976 \| good	0.493 \| good	2.384 \| good	0.092 \| good
2026-07-25T19:00:00.000Z	31 \| good	2.357 \| good	9.904 \| good	34.288 \| good	0.508 \| good	2.42 \| good	0.093 \| good
2026-07-25T20:00:00.000Z	33 \| good	2.294 \| good	9.72 \| good	35.598 \| good	0.528 \| good	2.482 \| good	0.094 \| good
2026-07-25T21:00:00.000Z	32 \| good	2.824 \| good	12.049 \| good	35.203 \| good	0.535 \| good	2.621 \| good	0.098 \| good

Birch Bay

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Birch Bay, Washington air quality map: Track AQI near you

0.14ppm

How accurate is Washington, USA air quality data?

Air quality data and pollutant measurements for Washington, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.

Source: Ambee Data Sources

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Frequently asked questions

How often is the air quality data for Birch Bay, Washington updated?

The air quality for Birch Bay, Washington is updated every hour.

When was the worst air quality at Birch Bay, Washington in the last 24 hrs?

The worst air quality in Birch Bay, Washington in the last 24 hours was observed at 03:00:00 on 2026-07-23.

When was the best air quality at Birch Bay, Washington in the last 24 hrs?

In the last 24 hrs, the best air quality in Birch Bay, Washington was observed at 08:00:00 on 2026-07-23.

What is the current air quality in Birch Bay, Washington?

The current air quality in Birch Bay, Washington is 49, categorized as Good based on real-time data.

What pollutant is the most common in Birch Bay, Washington?

The most common pollutant in Birch Bay, Washington is PM2.5.

What should I do if the air quality in Birch Bay, Washington is poor?

If the air quality in Birch Bay, Washington is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Birch Bay, Washington?

The current PM_2.5 concentration at Birch Bay, Washington is 8.639 μg/m³.

What is the current concentration of PM₁₀ in Birch Bay, Washington?

The current PM₁₀ concentration at Birch Bay, Washington is 31.923 μg/m³.

What is the current concentration of carbon monoxide (CO) in Birch Bay, Washington?

The current carbon monoxide (CO) concentration at Birch Bay, Washington is 0.117 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Birch Bay, Washington?

The current sulfur dioxide (SO₂) concentration at Birch Bay, Washington is 0.166 ppb.

What is the current concentration of ozone (O₃) in Birch Bay, Washington?

The current ozone (O₃) concentration at Birch Bay, Washington is 25.033 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Birch Bay, Washington?

The current nitrogen dioxide (NO₂) concentration at Birch Bay, Washington is 3.709 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T22:00:00.000Z	52 \| moderate	10.367 \| good	43.425 \| good	45.606 \| good	0.497 \| good	6.173 \| good	0.2 \| good
2026-07-21T23:00:00.000Z	76 \| moderate	14.846 \| fine	105.439 \| fine	44.994 \| good	0.445 \| good	4.973 \| good	0.2 \| good
2026-07-22T00:00:00.000Z	64 \| moderate	16.394 \| fine	69.289 \| fine	51.778 \| good	0.426 \| good	4.65 \| good	0.2 \| good
2026-07-22T01:00:00.000Z	77 \| moderate	23.098 \| fine	102.593 \| fine	53.457 \| good	0.398 \| good	7.095 \| good	0.2 \| good
2026-07-22T02:00:00.000Z	84 \| moderate	27.213 \| fine	81.411 \| fine	58.527 \| fine	0.401 \| good	4.513 \| good	0.2 \| good
2026-07-22T03:00:00.000Z	82 \| moderate	26.226 \| fine	56.317 \| fine	48.365 \| good	0.349 \| good	6.59 \| good	0.216 \| good
2026-07-22T04:00:00.000Z	77 \| moderate	23.465 \| fine	77.534 \| fine	40.51 \| good	0.376 \| good	12.547 \| good	0.285 \| good
2026-07-22T05:00:00.000Z	82 \| moderate	26.127 \| fine	71.424 \| fine	41.286 \| good	0.358 \| good	18.536 \| good	0.285 \| good
2026-07-22T06:00:00.000Z	86 \| moderate	27.611 \| fine	67.723 \| fine	39.086 \| good	0.355 \| good	21.192 \| good	0.28 \| good
2026-07-22T07:00:00.000Z	88 \| moderate	28.919 \| fine	52.915 \| good	29.008 \| good	0.354 \| good	20.897 \| good	0.248 \| good
2026-07-22T08:00:00.000Z	90 \| moderate	29.736 \| fine	63.167 \| fine	25.715 \| good	0.194 \| good	10.751 \| good	0.244 \| good
2026-07-22T09:00:00.000Z	88 \| moderate	29.21 \| fine	112.817 \| fine	21.659 \| good	0.192 \| good	11.727 \| good	0.271 \| good
2026-07-22T10:00:00.000Z	81 \| moderate	24.93 \| fine	102.709 \| fine	16.629 \| good	0.169 \| good	12.883 \| good	0.2 \| good
2026-07-22T11:00:00.000Z	82 \| moderate	25.602 \| fine	82.197 \| fine	15.165 \| good	1.432 \| good	9.935 \| good	0.18 \| good
2026-07-22T12:00:00.000Z	79 \| moderate	24.424 \| fine	82.911 \| fine	14.944 \| good	0.673 \| good	14.104 \| good	0.2 \| good
2026-07-22T13:00:00.000Z	71 \| moderate	20.433 \| fine	87.255 \| fine	13.068 \| good	0.279 \| good	6.19 \| good	0.2 \| good
2026-07-22T14:00:00.000Z	69 \| moderate	18.882 \| fine	74.911 \| fine	13.93 \| good	0.524 \| good	14.662 \| good	0.281 \| good
2026-07-22T15:00:00.000Z	75 \| moderate	21.786 \| fine	98.455 \| fine	14.728 \| good	0.98 \| good	10.351 \| good	0.231 \| good
2026-07-22T16:00:00.000Z	71 \| moderate	20.136 \| fine	85.131 \| fine	31.406 \| good	0.657 \| good	17.819 \| good	0.216 \| good
2026-07-22T17:00:00.000Z	92 \| moderate	31.18 \| fine	127.014 \| fine	33.906 \| good	0.63 \| good	20.368 \| good	0.2 \| good
2026-07-22T18:00:00.000Z	112 \| sensitive	40.457 \| moderate	146.24 \| fine	42.36 \| good	0.793 \| good	16.422 \| good	0.247 \| good
2026-07-22T19:00:00.000Z	94 \| moderate	18.631 \| fine	142.469 \| fine	37.262 \| good	0.846 \| good	16.489 \| good	0.264 \| good
2026-07-22T20:00:00.000Z	95 \| moderate	23.356 \| fine	143.969 \| fine	36.251 \| good	1.023 \| good	10.632 \| good	0.269 \| good
2026-07-22T21:00:00.000Z	77 \| moderate	23.204 \| fine	108.437 \| fine	42.428 \| good	0.963 \| good	8.19 \| good	0.217 \| good
2026-07-22T22:00:00.000Z	88 \| moderate	29.477 \| fine	110.563 \| fine	41.602 \| good	0.643 \| good	6.538 \| good	0.2 \| good
2026-07-22T23:00:00.000Z	79 \| moderate	23.896 \| fine	85.873 \| fine	48.297 \| good	0.585 \| good	7.311 \| good	0.2 \| good
2026-07-23T00:00:00.000Z	77 \| moderate	23.047 \| fine	93.393 \| fine	48.477 \| good	0.506 \| good	6.209 \| good	0.249 \| good
2026-07-23T01:00:00.000Z	73 \| moderate	20.817 \| fine	88.529 \| fine	44.665 \| good	0.965 \| good	8.905 \| good	0.217 \| good
2026-07-23T02:00:00.000Z	77 \| moderate	23.397 \| fine	41.525 \| good	47.143 \| good	0.907 \| good	8.343 \| good	0.2 \| good
2026-07-23T03:00:00.000Z	129 \| sensitive	46.983 \| moderate	211.251 \| moderate	44.019 \| good	3.631 \| good	11.905 \| good	0.4 \| good
2026-07-23T04:00:00.000Z	67 \| moderate	18.221 \| fine	80.976 \| fine	37.981 \| good	0.377 \| good	10.035 \| good	0.233 \| good
2026-07-23T05:00:00.000Z	96 \| moderate	20.931 \| fine	145.677 \| fine	40.622 \| good	0.3 \| good	10.353 \| good	0.28 \| good
2026-07-23T06:00:00.000Z	76 \| moderate	18.287 \| fine	104.886 \| fine	34.68 \| good	0.343 \| good	13.091 \| good	0.232 \| good
2026-07-23T07:00:00.000Z	86 \| moderate	14.904 \| fine	126.486 \| fine	24.521 \| good	0.391 \| good	13.379 \| good	0.232 \| good
2026-07-23T08:00:00.000Z	69 \| moderate	18.697 \| fine	46.433 \| good	24.938 \| good	2.164 \| good	9.502 \| good	0.2 \| good
2026-07-23T09:00:00.000Z	62 \| moderate	14.697 \| fine	39.957 \| good	31.702 \| good	1.667 \| good	4.908 \| good	0.2 \| good
2026-07-23T10:00:00.000Z	60 \| moderate	13.855 \| fine	29.408 \| good	32.626 \| good	2.725 \| good	5.707 \| good	0.2 \| good
2026-07-23T11:00:00.000Z	60 \| moderate	13.867 \| fine	42.56 \| good	28.051 \| good	5.066 \| good	5.767 \| good	0.2 \| good
2026-07-23T12:00:00.000Z	58 \| moderate	12.602 \| fine	40.821 \| good	34.181 \| good	3.293 \| good	6.579 \| good	0.2 \| good
2026-07-23T13:00:00.000Z	67 \| moderate	18.412 \| fine	71.071 \| fine	28.015 \| good	3.504 \| good	8.374 \| good	0.2 \| good
2026-07-23T14:00:00.000Z	64 \| moderate	16.382 \| fine	66.704 \| fine	28.315 \| good	0.947 \| good	8.281 \| good	0.184 \| good
2026-07-23T15:00:00.000Z	62 \| moderate	14.57 \| fine	47.26 \| good	28.469 \| good	0.459 \| good	4.209 \| good	0.116 \| good
2026-07-23T16:00:00.000Z	56 \| moderate	11.873 \| good	33.173 \| good	27.737 \| good	0.28 \| good	3.405 \| good	0.1 \| good
2026-07-23T17:00:00.000Z	49 \| good	9.403 \| good	37.58 \| good	23.436 \| good	0.338 \| good	3.604 \| good	0.1 \| good
2026-07-23T18:00:00.000Z	49 \| good	9.216 \| good	32.937 \| good	26.238 \| good	0.333 \| good	2.522 \| good	0.1 \| good
2026-07-23T19:00:00.000Z	49 \| good	8.727 \| good	32.314 \| good	26.205 \| good	0.154 \| good	3.564 \| good	0.116 \| good
2026-07-23T20:00:00.000Z	49 \| good	8.639 \| good	31.923 \| good	25.033 \| good	0.166 \| good	3.709 \| good	0.117 \| good
2026-07-23T21:00:00.000Z	38 \| good	7.334 \| good	27.808 \| good	26.079 \| good	0.134 \| good	3.747 \| good	0.117 \| good
2026-07-23T21:00:00.000Z	49 \| good	8.639 \| good	31.923 \| good	25.033 \| good	0.166 \| good	3.709 \| good	0.117 \| good
2026-07-23T22:00:00.000Z	32 \| good	2.31 \| good	9.783 \| good	34.543 \| good	0.632 \| good	2.03 \| good	0.13 \| good
2026-07-23T23:00:00.000Z	29 \| good	3.112 \| good	13.27 \| good	31.363 \| good	0.634 \| good	2.243 \| good	0.126 \| good
2026-07-24T00:00:00.000Z	25 \| good	3.773 \| good	16.134 \| good	27.382 \| good	0.645 \| good	2.484 \| good	0.125 \| good
2026-07-24T01:00:00.000Z	24 \| good	3.654 \| good	15.581 \| good	26.131 \| good	0.659 \| good	3.053 \| good	0.128 \| good
2026-07-24T02:00:00.000Z	24 \| good	3.737 \| good	16.079 \| good	26.037 \| good	0.655 \| good	3.712 \| good	0.127 \| good
2026-07-24T03:00:00.000Z	22 \| good	3.585 \| good	15.634 \| good	23.021 \| good	0.641 \| good	4.844 \| good	0.132 \| good
2026-07-24T04:00:00.000Z	21 \| good	3.455 \| good	15.094 \| good	23.351 \| good	0.671 \| good	6.592 \| good	0.141 \| good
2026-07-24T05:00:00.000Z	22 \| good	4.295 \| good	18.611 \| good	20.117 \| good	0.763 \| good	8.394 \| good	0.153 \| good
2026-07-24T06:00:00.000Z	22 \| good	4.035 \| good	17.436 \| good	18.834 \| good	0.862 \| good	9.51 \| good	0.161 \| good
2026-07-24T07:00:00.000Z	22 \| good	3.703 \| good	16.274 \| good	17.327 \| good	0.915 \| good	10.576 \| good	0.169 \| good
2026-07-24T08:00:00.000Z	22 \| good	4.32 \| good	18.65 \| good	15.515 \| good	0.893 \| good	11.191 \| good	0.173 \| good
2026-07-24T09:00:00.000Z	22 \| good	4.473 \| good	18.936 \| good	14.082 \| good	0.853 \| good	11.321 \| good	0.172 \| good
2026-07-24T10:00:00.000Z	27 \| good	4.517 \| good	19.089 \| good	17.046 \| good	0.849 \| good	11.252 \| good	0.167 \| good
2026-07-24T11:00:00.000Z	27 \| good	4.543 \| good	19.281 \| good	12.153 \| good	0.891 \| good	10.857 \| good	0.16 \| good
2026-07-24T12:00:00.000Z	27 \| good	4.548 \| good	19.271 \| good	11.625 \| good	0.936 \| good	9.623 \| good	0.145 \| good
2026-07-24T13:00:00.000Z	27 \| good	4.596 \| good	19.51 \| good	13.707 \| good	0.937 \| good	9.249 \| good	0.145 \| good
2026-07-24T14:00:00.000Z	22 \| good	4.249 \| good	18.402 \| good	15.304 \| good	0.964 \| good	8.495 \| good	0.147 \| good
2026-07-24T15:00:00.000Z	22 \| good	4.028 \| good	17.671 \| good	18.729 \| good	0.994 \| good	6.387 \| good	0.138 \| good
2026-07-24T16:00:00.000Z	22 \| good	4.095 \| good	18.033 \| good	21.643 \| good	1.051 \| good	5.634 \| good	0.144 \| good
2026-07-24T17:00:00.000Z	22 \| good	4.137 \| good	18.135 \| good	23.636 \| good	1.079 \| good	4.811 \| good	0.147 \| good
2026-07-24T18:00:00.000Z	25 \| good	3.724 \| good	16.416 \| good	27.112 \| good	1.053 \| good	4.07 \| good	0.146 \| good
2026-07-24T19:00:00.000Z	31 \| good	3.102 \| good	13.661 \| good	32.655 \| good	1.048 \| good	3.646 \| good	0.147 \| good
2026-07-24T20:00:00.000Z	33 \| good	3.722 \| good	16.136 \| good	35.651 \| good	1.045 \| good	3.424 \| good	0.146 \| good
2026-07-24T21:00:00.000Z	34 \| good	4.2 \| good	18.331 \| good	36.631 \| good	1.008 \| good	3.271 \| good	0.145 \| good
2026-07-24T22:00:00.000Z	34 \| good	5.421 \| good	23.786 \| good	37.024 \| good	0.955 \| good	3.206 \| good	0.144 \| good
2026-07-24T23:00:00.000Z	32 \| good	4.474 \| good	19.201 \| good	35.468 \| good	0.892 \| good	3.2 \| good	0.141 \| good
2026-07-25T00:00:00.000Z	29 \| good	2.803 \| good	12.377 \| good	30.842 \| good	0.846 \| good	3.318 \| good	0.138 \| good
2026-07-25T01:00:00.000Z	26 \| good	3.722 \| good	16.125 \| good	28.055 \| good	0.805 \| good	3.504 \| good	0.133 \| good
2026-07-25T02:00:00.000Z	24 \| good	3.528 \| good	14.994 \| good	25.959 \| good	0.788 \| good	4.083 \| good	0.13 \| good
2026-07-25T03:00:00.000Z	22 \| good	3.529 \| good	14.968 \| good	24.101 \| good	0.78 \| good	5.644 \| good	0.136 \| good
2026-07-25T04:00:00.000Z	24 \| good	3.348 \| good	14.521 \| good	25.57 \| good	0.867 \| good	8.494 \| good	0.155 \| good
2026-07-25T05:00:00.000Z	19 \| good	3.391 \| good	14.61 \| good	21.466 \| good	0.943 \| good	10.062 \| good	0.164 \| good
2026-07-25T06:00:00.000Z	18 \| good	3.375 \| good	14.448 \| good	18.83 \| good	0.966 \| good	10.343 \| good	0.163 \| good
2026-07-25T07:00:00.000Z	17 \| good	3.193 \| good	13.743 \| good	18.266 \| good	0.933 \| good	10.333 \| good	0.16 \| good
2026-07-25T08:00:00.000Z	19 \| good	2.666 \| good	11.432 \| good	20.051 \| good	0.846 \| good	9.954 \| good	0.156 \| good
2026-07-25T09:00:00.000Z	21 \| good	2.707 \| good	11.932 \| good	22.777 \| good	0.765 \| good	9.162 \| good	0.149 \| good
2026-07-25T10:00:00.000Z	19 \| good	2.413 \| good	10.094 \| good	20.211 \| good	0.671 \| good	8.255 \| good	0.138 \| good
2026-07-25T11:00:00.000Z	17 \| good	2.144 \| good	9.07 \| good	17.666 \| good	0.594 \| good	7.379 \| good	0.126 \| good
2026-07-25T12:00:00.000Z	18 \| good	2.132 \| good	8.98 \| good	18.837 \| good	0.538 \| good	6.598 \| good	0.117 \| good
2026-07-25T13:00:00.000Z	17 \| good	2.514 \| good	10.614 \| good	17.91 \| good	0.512 \| good	5.691 \| good	0.111 \| good
2026-07-25T14:00:00.000Z	17 \| good	1.961 \| good	8.652 \| good	17.822 \| good	0.532 \| good	4.27 \| good	0.103 \| good
2026-07-25T15:00:00.000Z	18 \| good	2.377 \| good	10.079 \| good	19.032 \| good	0.532 \| good	3.202 \| good	0.097 \| good
2026-07-25T16:00:00.000Z	21 \| good	2.459 \| good	10.836 \| good	23.201 \| good	0.513 \| good	2.723 \| good	0.094 \| good
2026-07-25T17:00:00.000Z	24 \| good	2.4 \| good	10.172 \| good	26.288 \| good	0.486 \| good	2.435 \| good	0.092 \| good
2026-07-25T18:00:00.000Z	28 \| good	2.402 \| good	10.121 \| good	29.976 \| good	0.493 \| good	2.384 \| good	0.092 \| good
2026-07-25T19:00:00.000Z	31 \| good	2.357 \| good	9.904 \| good	34.288 \| good	0.508 \| good	2.42 \| good	0.093 \| good
2026-07-25T20:00:00.000Z	33 \| good	2.294 \| good	9.72 \| good	35.598 \| good	0.528 \| good	2.482 \| good	0.094 \| good
2026-07-25T21:00:00.000Z	32 \| good	2.824 \| good	12.049 \| good	35.203 \| good	0.535 \| good	2.621 \| good	0.098 \| good

Birch Bay, Washington live air quality index now

Major air pollutants in Birch Bay, Washington

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Birch Bay, Washington air quality map: Track AQI near you

Air quality in nearby cities

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Lynden, Washington

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SedroWoolley, Washington

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Frequently asked questions

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What is the current concentration of PM2.5 in Birch Bay, Washington?

What is the current concentration of PM10 in Birch Bay, Washington?

What is the current concentration of carbon monoxide (CO) in Birch Bay, Washington?

What is the current concentration of sulfur dioxide (SO2) in Birch Bay, Washington?

What is the current concentration of ozone (O3) in Birch Bay, Washington?

What is the current concentration of nitrogen dioxide (NO2) in Birch Bay, Washington?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the current concentration of PM_2.5 in Birch Bay, Washington?

What is the current concentration of PM₁₀ in Birch Bay, Washington?

What is the current concentration of sulfur dioxide (SO₂) in Birch Bay, Washington?

What is the current concentration of ozone (O₃) in Birch Bay, Washington?

What is the current concentration of nitrogen dioxide (NO₂) in Birch Bay, Washington?