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

Currently, Shoreline, Washington has a sulfur dioxide (SO2) concentration of 0.175 ppb.

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

The current ozone (O3) level in Shoreline, Washington at the moment is 11.84 ppm.

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

Nitrogen dioxide (NO2) level in Shoreline, Washington at the moment is 18.139 ppb.

Live air quality index in Shoreline, Washington today

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

PM2.5 levels in Shoreline, Washington are currently 8.971 μg/m3.

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

The PM10 concentration in Shoreline, Washington is 31.458 μg/m3 at the moment.

Stay updated with real-time air quality in Shoreline, 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

Shoreline, Washington

Last updated: ... (Local time)

Major air pollutants in Shoreline, Washington

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

8.97 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

31.46 μg/m³

155

255

425

605+

Ozone (O₃)

11.84 ppb

201

201+

Sulfur Dioxide (SO₂)

0.17 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

18.14 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.21 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Shoreline, Washington

Get Live Pollen Counts

Shoreline, Washington

Scroll To Air Quality Map

Track live Shoreline, Washington air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-19T14:00:00.000Z	22 \| good	4.34 \| good	15.063 \| good	12.844 \| good	0.439 \| good	5.044 \| good	0.114 \| good
2026-07-19T15:00:00.000Z	22 \| good	4.202 \| good	14.589 \| good	15.04 \| good	0.109 \| good	5.152 \| good	0.104 \| good
2026-07-19T16:00:00.000Z	22 \| good	4.462 \| good	15.587 \| good	17.105 \| good	0.15 \| good	7.996 \| good	0.152 \| good
2026-07-19T17:00:00.000Z	27 \| good	4.618 \| good	16.328 \| good	17.719 \| good	0.352 \| good	7.156 \| good	0.152 \| good
2026-07-19T18:00:00.000Z	27 \| good	4.679 \| good	16.686 \| good	19.968 \| good	0.19 \| good	6.571 \| good	0.148 \| good
2026-07-19T19:00:00.000Z	27 \| good	4.804 \| good	16.711 \| good	21.831 \| good	0.18 \| good	6.472 \| good	0.156 \| good
2026-07-19T20:00:00.000Z	27 \| good	4.979 \| good	17.222 \| good	24.872 \| good	0.17 \| good	6.857 \| good	0.156 \| good
2026-07-19T21:00:00.000Z	26 \| good	4.404 \| good	16.834 \| good	27.897 \| good	0.322 \| good	5.193 \| good	0.152 \| good
2026-07-19T22:00:00.000Z	28 \| good	4.062 \| good	15.829 \| good	29.839 \| good	0.318 \| good	5.324 \| good	0.156 \| good
2026-07-19T23:00:00.000Z	30 \| good	3.972 \| good	15.602 \| good	32.124 \| good	0.319 \| good	4.786 \| good	0.148 \| good
2026-07-20T00:00:00.000Z	33 \| good	3.199 \| good	14.092 \| good	35.747 \| good	0.323 \| good	4.904 \| good	0.152 \| good
2026-07-20T01:00:00.000Z	32 \| good	3.998 \| good	14.909 \| good	35.147 \| good	0.328 \| good	7.023 \| good	0.2 \| good
2026-07-20T02:00:00.000Z	29 \| good	3.205 \| good	14.159 \| good	30.751 \| good	0.336 \| good	9.055 \| good	0.2 \| good
2026-07-20T03:00:00.000Z	30 \| good	2.965 \| good	13.965 \| good	32.343 \| good	0.343 \| good	9.56 \| good	0.2 \| good
2026-07-20T04:00:00.000Z	29 \| good	3.542 \| good	14.58 \| good	31.383 \| good	0.385 \| good	9.593 \| good	0.248 \| good
2026-07-20T05:00:00.000Z	24 \| good	3.759 \| good	13.989 \| good	26.363 \| good	0.249 \| good	8.702 \| good	0.156 \| good
2026-07-20T06:00:00.000Z	22 \| good	3.929 \| good	13.629 \| good	24.391 \| good	0.261 \| good	9.373 \| good	0.104 \| good
2026-07-20T07:00:00.000Z	25 \| good	3.929 \| good	13.629 \| good	27.239 \| good	0.261 \| good	8.549 \| good	0.104 \| good
2026-07-20T08:00:00.000Z	22 \| good	4.046 \| good	13.59 \| good	20.135 \| good	0.236 \| good	7.467 \| good	0.108 \| good
2026-07-20T09:00:00.000Z	22 \| good	4.248 \| good	15.051 \| good	17.937 \| good	0.155 \| good	8.747 \| good	0.108 \| good
2026-07-20T10:00:00.000Z	22 \| good	3.606 \| good	14.718 \| good	17.561 \| good	0.16 \| good	8.201 \| good	0.108 \| good
2026-07-20T11:00:00.000Z	16 \| good	3.246 \| good	13.757 \| good	16.144 \| good	0.186 \| good	8.039 \| good	0.108 \| good
2026-07-20T12:00:00.000Z	16 \| good	3.19 \| good	12.728 \| good	16.334 \| good	0.192 \| good	8.432 \| good	0.108 \| good
2026-07-20T13:00:00.000Z	16 \| good	3.19 \| good	12.728 \| good	13.014 \| good	0.191 \| good	8.388 \| good	0.108 \| good
2026-07-20T14:00:00.000Z	16 \| good	3.251 \| good	11.979 \| good	14.062 \| good	0.108 \| good	10.342 \| good	0.108 \| good
2026-07-20T15:00:00.000Z	22 \| good	3.663 \| good	15.474 \| good	16.611 \| good	0.159 \| good	8.846 \| good	0.112 \| good
2026-07-20T16:00:00.000Z	22 \| good	3.787 \| good	13.805 \| good	17.882 \| good	0.258 \| good	9.504 \| good	0.104 \| good
2026-07-20T17:00:00.000Z	22 \| good	4.095 \| good	15.957 \| good	18.965 \| good	0.325 \| good	10.651 \| good	0.157 \| good
2026-07-20T18:00:00.000Z	22 \| good	4.095 \| good	15.957 \| good	21.95 \| good	0.33 \| good	12.4 \| good	0.161 \| good
2026-07-20T19:00:00.000Z	23 \| good	3.875 \| good	16.388 \| good	25.453 \| good	0.256 \| good	12.585 \| good	0.161 \| good
2026-07-20T20:00:00.000Z	27 \| good	5.309 \| good	19.048 \| good	28.47 \| good	0.226 \| good	14.576 \| good	0.213 \| good
2026-07-20T21:00:00.000Z	33 \| good	6.155 \| good	21.769 \| good	30.96 \| good	0.432 \| good	14.205 \| good	0.213 \| good
2026-07-20T22:00:00.000Z	33 \| good	6.174 \| good	23.758 \| good	31.234 \| good	0.266 \| good	13.806 \| good	0.213 \| good
2026-07-20T23:00:00.000Z	33 \| good	6.211 \| good	23.53 \| good	34.748 \| good	0.404 \| good	14.158 \| good	0.213 \| good
2026-07-21T00:00:00.000Z	38 \| good	6.556 \| good	23.951 \| good	38.408 \| good	0.4 \| good	18.908 \| good	0.209 \| good
2026-07-21T01:00:00.000Z	38 \| good	6.909 \| good	25.716 \| good	38.311 \| good	0.289 \| good	17.936 \| good	0.257 \| good
2026-07-21T02:00:00.000Z	44 \| good	7.581 \| good	27.61 \| good	43.346 \| good	0.29 \| good	21.333 \| good	0.344 \| good
2026-07-21T03:00:00.000Z	44 \| good	8.123 \| good	30.577 \| good	43.22 \| good	0.44 \| good	35.021 \| good	0.344 \| good
2026-07-21T04:00:00.000Z	44 \| good	8.37 \| good	31.183 \| good	42.051 \| good	0.632 \| good	33.952 \| good	0.379 \| good
2026-07-21T05:00:00.000Z	49 \| good	8.758 \| good	32.981 \| good	35.232 \| good	0.654 \| good	26.079 \| good	0.388 \| good
2026-07-21T06:00:00.000Z	49 \| good	8.593 \| good	31.66 \| good	26.547 \| good	0.564 \| good	21.613 \| good	0.292 \| good
2026-07-21T07:00:00.000Z	49 \| good	8.593 \| good	31.66 \| good	30.762 \| good	0.564 \| good	22.79 \| good	0.292 \| good
2026-07-21T08:00:00.000Z	44 \| good	8.414 \| good	30.421 \| good	29.224 \| good	0.409 \| good	22.443 \| good	0.209 \| good
2026-07-21T09:00:00.000Z	49 \| good	8.79 \| good	31.173 \| good	24.715 \| good	0.324 \| good	23.514 \| good	0.248 \| good
2026-07-21T10:00:00.000Z	49 \| good	8.974 \| good	31.526 \| good	23.98 \| good	0.254 \| good	23.668 \| good	0.248 \| good
2026-07-21T11:00:00.000Z	49 \| good	8.99 \| good	31.224 \| good	23.703 \| good	0.253 \| good	17.447 \| good	0.248 \| good
2026-07-21T12:00:00.000Z	49 \| good	8.971 \| good	31.458 \| good	14.811 \| good	0.176 \| good	19.113 \| good	0.208 \| good
2026-07-21T13:00:00.000Z	49 \| good	8.971 \| good	31.458 \| good	11.84 \| good	0.175 \| good	18.139 \| good	0.208 \| good
2026-07-21T13:00:00.000Z	49 \| good	8.971 \| good	31.458 \| good	11.84 \| good	0.175 \| good	18.139 \| good	0.208 \| good
2026-07-21T14:00:00.000Z	156 \| unhealthy	63.166 \| poor	262.414 \| poor	30.13 \| good	1.07 \| good	12.671 \| good	0.289 \| good
2026-07-21T15:00:00.000Z	155 \| unhealthy	61.476 \| poor	260.409 \| poor	37.133 \| good	1.039 \| good	11.48 \| good	0.296 \| good
2026-07-21T16:00:00.000Z	153 \| unhealthy	57.988 \| poor	255.529 \| poor	41.646 \| good	1.451 \| good	10.1 \| good	0.256 \| good
2026-07-21T17:00:00.000Z	137 \| sensitive	50.32 \| moderate	227.499 \| moderate	45.921 \| good	1.758 \| good	8.482 \| good	0.238 \| good
2026-07-21T18:00:00.000Z	110 \| sensitive	38.841 \| moderate	171.3 \| moderate	51.908 \| good	1.868 \| good	6.891 \| good	0.232 \| good
2026-07-21T19:00:00.000Z	94 \| moderate	31.585 \| fine	137.05 \| fine	56.13 \| fine	1.777 \| good	5.639 \| good	0.226 \| good
2026-07-21T20:00:00.000Z	82 \| moderate	26.435 \| fine	114.64 \| fine	57.589 \| fine	1.567 \| good	4.413 \| good	0.217 \| good
2026-07-21T21:00:00.000Z	77 \| moderate	23.301 \| fine	101.724 \| fine	57.689 \| fine	1.38 \| good	3.538 \| good	0.208 \| good
2026-07-21T22:00:00.000Z	77 \| moderate	23.238 \| fine	101.91 \| fine	57.115 \| fine	1.226 \| good	3.019 \| good	0.203 \| good
2026-07-21T23:00:00.000Z	88 \| moderate	29.494 \| fine	128.124 \| fine	56.721 \| fine	1.098 \| good	2.752 \| good	0.199 \| good
2026-07-22T00:00:00.000Z	105 \| sensitive	37.322 \| moderate	163.692 \| moderate	54.817 \| good	1.012 \| good	2.743 \| good	0.199 \| good
2026-07-22T01:00:00.000Z	119 \| sensitive	42.585 \| moderate	189.454 \| moderate	54.051 \| good	0.95 \| good	3.165 \| good	0.202 \| good
2026-07-22T02:00:00.000Z	134 \| sensitive	48.666 \| moderate	219.68 \| moderate	53.659 \| good	0.904 \| good	4.192 \| good	0.21 \| good
2026-07-22T03:00:00.000Z	153 \| unhealthy	57.548 \| poor	254.66 \| moderate	52.522 \| good	0.897 \| good	7.227 \| good	0.232 \| good
2026-07-22T04:00:00.000Z	156 \| unhealthy	62.651 \| poor	262.796 \| poor	44.994 \| good	0.918 \| good	10.618 \| good	0.258 \| good
2026-07-22T05:00:00.000Z	154 \| unhealthy	60.378 \| poor	259.554 \| poor	42.214 \| good	0.9 \| good	12.117 \| good	0.269 \| good
2026-07-22T06:00:00.000Z	137 \| sensitive	50.298 \| moderate	226.735 \| moderate	34.117 \| good	0.852 \| good	12.992 \| good	0.271 \| good
2026-07-22T07:00:00.000Z	112 \| sensitive	39.514 \| moderate	174.53 \| moderate	29.124 \| good	0.799 \| good	13.601 \| good	0.273 \| good
2026-07-22T08:00:00.000Z	90 \| moderate	30.339 \| fine	132.337 \| fine	25.837 \| good	0.771 \| good	13.087 \| good	0.266 \| good
2026-07-22T09:00:00.000Z	81 \| moderate	24.745 \| fine	108.399 \| fine	23.428 \| good	0.734 \| good	12.689 \| good	0.261 \| good
2026-07-22T10:00:00.000Z	77 \| moderate	23.414 \| fine	101.928 \| fine	21.915 \| good	0.706 \| good	12.364 \| good	0.256 \| good
2026-07-22T11:00:00.000Z	82 \| moderate	25.883 \| fine	112.736 \| fine	19.961 \| good	0.689 \| good	12.116 \| good	0.252 \| good
2026-07-22T12:00:00.000Z	90 \| moderate	30.085 \| fine	130.43 \| fine	19.817 \| good	0.683 \| good	12.047 \| good	0.251 \| good
2026-07-22T13:00:00.000Z	99 \| moderate	34.676 \| fine	151.657 \| fine	17.338 \| good	0.683 \| good	11.963 \| good	0.251 \| good
2026-07-22T14:00:00.000Z	115 \| sensitive	41.257 \| moderate	182.993 \| moderate	20.179 \| good	0.678 \| good	11.246 \| good	0.259 \| good
2026-07-22T15:00:00.000Z	132 \| sensitive	48.205 \| moderate	216.803 \| moderate	26.477 \| good	0.692 \| good	10.285 \| good	0.261 \| good
2026-07-22T16:00:00.000Z	139 \| sensitive	51.019 \| moderate	230.429 \| moderate	31.114 \| good	0.83 \| good	9.465 \| good	0.245 \| good
2026-07-22T17:00:00.000Z	137 \| sensitive	50.079 \| moderate	226.429 \| moderate	34.566 \| good	0.915 \| good	8.026 \| good	0.236 \| good
2026-07-22T18:00:00.000Z	134 \| sensitive	49.194 \| moderate	222.301 \| moderate	41.582 \| good	0.955 \| good	6.587 \| good	0.23 \| good
2026-07-22T19:00:00.000Z	134 \| sensitive	48.696 \| moderate	219.591 \| moderate	48.065 \| good	0.948 \| good	5.076 \| good	0.22 \| good
2026-07-22T20:00:00.000Z	102 \| sensitive	35.645 \| moderate	155.069 \| moderate	52.991 \| good	0.904 \| good	3.97 \| good	0.208 \| good
2026-07-22T21:00:00.000Z	88 \| moderate	29.038 \| fine	126.197 \| fine	58.665 \| fine	0.828 \| good	3.139 \| good	0.198 \| good
2026-07-22T22:00:00.000Z	81 \| moderate	24.742 \| fine	108.016 \| fine	62.557 \| fine	0.76 \| good	2.777 \| good	0.191 \| good
2026-07-22T23:00:00.000Z	73 \| moderate	21.362 \| fine	93.59 \| fine	60.141 \| fine	0.706 \| good	2.615 \| good	0.184 \| good
2026-07-23T00:00:00.000Z	67 \| moderate	18.238 \| fine	80.653 \| fine	54.974 \| good	0.686 \| good	2.67 \| good	0.179 \| good
2026-07-23T01:00:00.000Z	62 \| moderate	15.173 \| fine	67.862 \| fine	49.928 \| good	0.69 \| good	3.121 \| good	0.18 \| good
2026-07-23T02:00:00.000Z	64 \| moderate	15.862 \| fine	70.629 \| fine	46.866 \| good	0.706 \| good	4.226 \| good	0.187 \| good
2026-07-23T03:00:00.000Z	77 \| moderate	22.864 \| fine	100.249 \| fine	42.906 \| good	0.729 \| good	6.661 \| good	0.204 \| good
2026-07-23T04:00:00.000Z	79 \| moderate	23.695 \| fine	103.55 \| fine	38.346 \| good	0.774 \| good	9.709 \| good	0.224 \| good
2026-07-23T05:00:00.000Z	66 \| moderate	17.493 \| fine	77.282 \| fine	34.156 \| good	0.796 \| good	11.617 \| good	0.237 \| good
2026-07-23T06:00:00.000Z	75 \| moderate	21.712 \| fine	22.493 \| good	36.159 \| good	0.783 \| good	12.963 \| good	0.244 \| good
2026-07-23T07:00:00.000Z	56 \| moderate	12.242 \| fine	54.411 \| good	24.92 \| good	0.763 \| good	13.537 \| good	0.249 \| good
2026-07-23T08:00:00.000Z	58 \| moderate	12.731 \| fine	56.715 \| fine	23.826 \| good	0.722 \| good	13.387 \| good	0.25 \| good
2026-07-23T09:00:00.000Z	60 \| moderate	13.795 \| fine	61.127 \| fine	23.749 \| good	0.682 \| good	13.076 \| good	0.249 \| good
2026-07-23T10:00:00.000Z	64 \| moderate	15.801 \| fine	69.784 \| fine	22.75 \| good	0.647 \| good	12.817 \| good	0.25 \| good
2026-07-23T11:00:00.000Z	67 \| moderate	18.344 \| fine	81.182 \| fine	19.066 \| good	0.623 \| good	12.611 \| good	0.25 \| good
2026-07-23T12:00:00.000Z	77 \| moderate	23.308 \| fine	24.191 \| good	20.987 \| good	0.596 \| good	12.408 \| good	0.25 \| good
2026-07-23T13:00:00.000Z	79 \| moderate	23.768 \| fine	24.661 \| good	21.423 \| good	0.56 \| good	11.687 \| good	0.251 \| good

Shoreline

Get reliable air quality data to drive your business

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

0.20ppm

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 Shoreline, Washington?

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

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

In the past 24 hours, the air quality in Shoreline, Washington was at its worst at 12:00:00 on 2026-07-21.

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

In the last 24 hours, the best air quality in Shoreline, Washington was observed at 02:00:00 on 2026-07-20.

What is the AQI in Shoreline, Washington right now?

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

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

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

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

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

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

PM_2.5 levels in Shoreline, Washington are currently 8.971 μg/m³.

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

The PM₁₀ concentration in Shoreline, Washington is 31.458 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Shoreline, Washington is 0.208 ppm.

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

Currently, Shoreline, Washington has a sulfur dioxide (SO₂) concentration of 0.175 ppb.

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

The current ozone (O₃) level in Shoreline, Washington at the moment is 11.84 ppm.

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

Nitrogen dioxide (NO₂) level in Shoreline, Washington at the moment is 18.139 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-19T14:00:00.000Z	22 \| good	4.34 \| good	15.063 \| good	12.844 \| good	0.439 \| good	5.044 \| good	0.114 \| good
2026-07-19T15:00:00.000Z	22 \| good	4.202 \| good	14.589 \| good	15.04 \| good	0.109 \| good	5.152 \| good	0.104 \| good
2026-07-19T16:00:00.000Z	22 \| good	4.462 \| good	15.587 \| good	17.105 \| good	0.15 \| good	7.996 \| good	0.152 \| good
2026-07-19T17:00:00.000Z	27 \| good	4.618 \| good	16.328 \| good	17.719 \| good	0.352 \| good	7.156 \| good	0.152 \| good
2026-07-19T18:00:00.000Z	27 \| good	4.679 \| good	16.686 \| good	19.968 \| good	0.19 \| good	6.571 \| good	0.148 \| good
2026-07-19T19:00:00.000Z	27 \| good	4.804 \| good	16.711 \| good	21.831 \| good	0.18 \| good	6.472 \| good	0.156 \| good
2026-07-19T20:00:00.000Z	27 \| good	4.979 \| good	17.222 \| good	24.872 \| good	0.17 \| good	6.857 \| good	0.156 \| good
2026-07-19T21:00:00.000Z	26 \| good	4.404 \| good	16.834 \| good	27.897 \| good	0.322 \| good	5.193 \| good	0.152 \| good
2026-07-19T22:00:00.000Z	28 \| good	4.062 \| good	15.829 \| good	29.839 \| good	0.318 \| good	5.324 \| good	0.156 \| good
2026-07-19T23:00:00.000Z	30 \| good	3.972 \| good	15.602 \| good	32.124 \| good	0.319 \| good	4.786 \| good	0.148 \| good
2026-07-20T00:00:00.000Z	33 \| good	3.199 \| good	14.092 \| good	35.747 \| good	0.323 \| good	4.904 \| good	0.152 \| good
2026-07-20T01:00:00.000Z	32 \| good	3.998 \| good	14.909 \| good	35.147 \| good	0.328 \| good	7.023 \| good	0.2 \| good
2026-07-20T02:00:00.000Z	29 \| good	3.205 \| good	14.159 \| good	30.751 \| good	0.336 \| good	9.055 \| good	0.2 \| good
2026-07-20T03:00:00.000Z	30 \| good	2.965 \| good	13.965 \| good	32.343 \| good	0.343 \| good	9.56 \| good	0.2 \| good
2026-07-20T04:00:00.000Z	29 \| good	3.542 \| good	14.58 \| good	31.383 \| good	0.385 \| good	9.593 \| good	0.248 \| good
2026-07-20T05:00:00.000Z	24 \| good	3.759 \| good	13.989 \| good	26.363 \| good	0.249 \| good	8.702 \| good	0.156 \| good
2026-07-20T06:00:00.000Z	22 \| good	3.929 \| good	13.629 \| good	24.391 \| good	0.261 \| good	9.373 \| good	0.104 \| good
2026-07-20T07:00:00.000Z	25 \| good	3.929 \| good	13.629 \| good	27.239 \| good	0.261 \| good	8.549 \| good	0.104 \| good
2026-07-20T08:00:00.000Z	22 \| good	4.046 \| good	13.59 \| good	20.135 \| good	0.236 \| good	7.467 \| good	0.108 \| good
2026-07-20T09:00:00.000Z	22 \| good	4.248 \| good	15.051 \| good	17.937 \| good	0.155 \| good	8.747 \| good	0.108 \| good
2026-07-20T10:00:00.000Z	22 \| good	3.606 \| good	14.718 \| good	17.561 \| good	0.16 \| good	8.201 \| good	0.108 \| good
2026-07-20T11:00:00.000Z	16 \| good	3.246 \| good	13.757 \| good	16.144 \| good	0.186 \| good	8.039 \| good	0.108 \| good
2026-07-20T12:00:00.000Z	16 \| good	3.19 \| good	12.728 \| good	16.334 \| good	0.192 \| good	8.432 \| good	0.108 \| good
2026-07-20T13:00:00.000Z	16 \| good	3.19 \| good	12.728 \| good	13.014 \| good	0.191 \| good	8.388 \| good	0.108 \| good
2026-07-20T14:00:00.000Z	16 \| good	3.251 \| good	11.979 \| good	14.062 \| good	0.108 \| good	10.342 \| good	0.108 \| good
2026-07-20T15:00:00.000Z	22 \| good	3.663 \| good	15.474 \| good	16.611 \| good	0.159 \| good	8.846 \| good	0.112 \| good
2026-07-20T16:00:00.000Z	22 \| good	3.787 \| good	13.805 \| good	17.882 \| good	0.258 \| good	9.504 \| good	0.104 \| good
2026-07-20T17:00:00.000Z	22 \| good	4.095 \| good	15.957 \| good	18.965 \| good	0.325 \| good	10.651 \| good	0.157 \| good
2026-07-20T18:00:00.000Z	22 \| good	4.095 \| good	15.957 \| good	21.95 \| good	0.33 \| good	12.4 \| good	0.161 \| good
2026-07-20T19:00:00.000Z	23 \| good	3.875 \| good	16.388 \| good	25.453 \| good	0.256 \| good	12.585 \| good	0.161 \| good
2026-07-20T20:00:00.000Z	27 \| good	5.309 \| good	19.048 \| good	28.47 \| good	0.226 \| good	14.576 \| good	0.213 \| good
2026-07-20T21:00:00.000Z	33 \| good	6.155 \| good	21.769 \| good	30.96 \| good	0.432 \| good	14.205 \| good	0.213 \| good
2026-07-20T22:00:00.000Z	33 \| good	6.174 \| good	23.758 \| good	31.234 \| good	0.266 \| good	13.806 \| good	0.213 \| good
2026-07-20T23:00:00.000Z	33 \| good	6.211 \| good	23.53 \| good	34.748 \| good	0.404 \| good	14.158 \| good	0.213 \| good
2026-07-21T00:00:00.000Z	38 \| good	6.556 \| good	23.951 \| good	38.408 \| good	0.4 \| good	18.908 \| good	0.209 \| good
2026-07-21T01:00:00.000Z	38 \| good	6.909 \| good	25.716 \| good	38.311 \| good	0.289 \| good	17.936 \| good	0.257 \| good
2026-07-21T02:00:00.000Z	44 \| good	7.581 \| good	27.61 \| good	43.346 \| good	0.29 \| good	21.333 \| good	0.344 \| good
2026-07-21T03:00:00.000Z	44 \| good	8.123 \| good	30.577 \| good	43.22 \| good	0.44 \| good	35.021 \| good	0.344 \| good
2026-07-21T04:00:00.000Z	44 \| good	8.37 \| good	31.183 \| good	42.051 \| good	0.632 \| good	33.952 \| good	0.379 \| good
2026-07-21T05:00:00.000Z	49 \| good	8.758 \| good	32.981 \| good	35.232 \| good	0.654 \| good	26.079 \| good	0.388 \| good
2026-07-21T06:00:00.000Z	49 \| good	8.593 \| good	31.66 \| good	26.547 \| good	0.564 \| good	21.613 \| good	0.292 \| good
2026-07-21T07:00:00.000Z	49 \| good	8.593 \| good	31.66 \| good	30.762 \| good	0.564 \| good	22.79 \| good	0.292 \| good
2026-07-21T08:00:00.000Z	44 \| good	8.414 \| good	30.421 \| good	29.224 \| good	0.409 \| good	22.443 \| good	0.209 \| good
2026-07-21T09:00:00.000Z	49 \| good	8.79 \| good	31.173 \| good	24.715 \| good	0.324 \| good	23.514 \| good	0.248 \| good
2026-07-21T10:00:00.000Z	49 \| good	8.974 \| good	31.526 \| good	23.98 \| good	0.254 \| good	23.668 \| good	0.248 \| good
2026-07-21T11:00:00.000Z	49 \| good	8.99 \| good	31.224 \| good	23.703 \| good	0.253 \| good	17.447 \| good	0.248 \| good
2026-07-21T12:00:00.000Z	49 \| good	8.971 \| good	31.458 \| good	14.811 \| good	0.176 \| good	19.113 \| good	0.208 \| good
2026-07-21T13:00:00.000Z	49 \| good	8.971 \| good	31.458 \| good	11.84 \| good	0.175 \| good	18.139 \| good	0.208 \| good
2026-07-21T13:00:00.000Z	49 \| good	8.971 \| good	31.458 \| good	11.84 \| good	0.175 \| good	18.139 \| good	0.208 \| good
2026-07-21T14:00:00.000Z	156 \| unhealthy	63.166 \| poor	262.414 \| poor	30.13 \| good	1.07 \| good	12.671 \| good	0.289 \| good
2026-07-21T15:00:00.000Z	155 \| unhealthy	61.476 \| poor	260.409 \| poor	37.133 \| good	1.039 \| good	11.48 \| good	0.296 \| good
2026-07-21T16:00:00.000Z	153 \| unhealthy	57.988 \| poor	255.529 \| poor	41.646 \| good	1.451 \| good	10.1 \| good	0.256 \| good
2026-07-21T17:00:00.000Z	137 \| sensitive	50.32 \| moderate	227.499 \| moderate	45.921 \| good	1.758 \| good	8.482 \| good	0.238 \| good
2026-07-21T18:00:00.000Z	110 \| sensitive	38.841 \| moderate	171.3 \| moderate	51.908 \| good	1.868 \| good	6.891 \| good	0.232 \| good
2026-07-21T19:00:00.000Z	94 \| moderate	31.585 \| fine	137.05 \| fine	56.13 \| fine	1.777 \| good	5.639 \| good	0.226 \| good
2026-07-21T20:00:00.000Z	82 \| moderate	26.435 \| fine	114.64 \| fine	57.589 \| fine	1.567 \| good	4.413 \| good	0.217 \| good
2026-07-21T21:00:00.000Z	77 \| moderate	23.301 \| fine	101.724 \| fine	57.689 \| fine	1.38 \| good	3.538 \| good	0.208 \| good
2026-07-21T22:00:00.000Z	77 \| moderate	23.238 \| fine	101.91 \| fine	57.115 \| fine	1.226 \| good	3.019 \| good	0.203 \| good
2026-07-21T23:00:00.000Z	88 \| moderate	29.494 \| fine	128.124 \| fine	56.721 \| fine	1.098 \| good	2.752 \| good	0.199 \| good
2026-07-22T00:00:00.000Z	105 \| sensitive	37.322 \| moderate	163.692 \| moderate	54.817 \| good	1.012 \| good	2.743 \| good	0.199 \| good
2026-07-22T01:00:00.000Z	119 \| sensitive	42.585 \| moderate	189.454 \| moderate	54.051 \| good	0.95 \| good	3.165 \| good	0.202 \| good
2026-07-22T02:00:00.000Z	134 \| sensitive	48.666 \| moderate	219.68 \| moderate	53.659 \| good	0.904 \| good	4.192 \| good	0.21 \| good
2026-07-22T03:00:00.000Z	153 \| unhealthy	57.548 \| poor	254.66 \| moderate	52.522 \| good	0.897 \| good	7.227 \| good	0.232 \| good
2026-07-22T04:00:00.000Z	156 \| unhealthy	62.651 \| poor	262.796 \| poor	44.994 \| good	0.918 \| good	10.618 \| good	0.258 \| good
2026-07-22T05:00:00.000Z	154 \| unhealthy	60.378 \| poor	259.554 \| poor	42.214 \| good	0.9 \| good	12.117 \| good	0.269 \| good
2026-07-22T06:00:00.000Z	137 \| sensitive	50.298 \| moderate	226.735 \| moderate	34.117 \| good	0.852 \| good	12.992 \| good	0.271 \| good
2026-07-22T07:00:00.000Z	112 \| sensitive	39.514 \| moderate	174.53 \| moderate	29.124 \| good	0.799 \| good	13.601 \| good	0.273 \| good
2026-07-22T08:00:00.000Z	90 \| moderate	30.339 \| fine	132.337 \| fine	25.837 \| good	0.771 \| good	13.087 \| good	0.266 \| good
2026-07-22T09:00:00.000Z	81 \| moderate	24.745 \| fine	108.399 \| fine	23.428 \| good	0.734 \| good	12.689 \| good	0.261 \| good
2026-07-22T10:00:00.000Z	77 \| moderate	23.414 \| fine	101.928 \| fine	21.915 \| good	0.706 \| good	12.364 \| good	0.256 \| good
2026-07-22T11:00:00.000Z	82 \| moderate	25.883 \| fine	112.736 \| fine	19.961 \| good	0.689 \| good	12.116 \| good	0.252 \| good
2026-07-22T12:00:00.000Z	90 \| moderate	30.085 \| fine	130.43 \| fine	19.817 \| good	0.683 \| good	12.047 \| good	0.251 \| good
2026-07-22T13:00:00.000Z	99 \| moderate	34.676 \| fine	151.657 \| fine	17.338 \| good	0.683 \| good	11.963 \| good	0.251 \| good
2026-07-22T14:00:00.000Z	115 \| sensitive	41.257 \| moderate	182.993 \| moderate	20.179 \| good	0.678 \| good	11.246 \| good	0.259 \| good
2026-07-22T15:00:00.000Z	132 \| sensitive	48.205 \| moderate	216.803 \| moderate	26.477 \| good	0.692 \| good	10.285 \| good	0.261 \| good
2026-07-22T16:00:00.000Z	139 \| sensitive	51.019 \| moderate	230.429 \| moderate	31.114 \| good	0.83 \| good	9.465 \| good	0.245 \| good
2026-07-22T17:00:00.000Z	137 \| sensitive	50.079 \| moderate	226.429 \| moderate	34.566 \| good	0.915 \| good	8.026 \| good	0.236 \| good
2026-07-22T18:00:00.000Z	134 \| sensitive	49.194 \| moderate	222.301 \| moderate	41.582 \| good	0.955 \| good	6.587 \| good	0.23 \| good
2026-07-22T19:00:00.000Z	134 \| sensitive	48.696 \| moderate	219.591 \| moderate	48.065 \| good	0.948 \| good	5.076 \| good	0.22 \| good
2026-07-22T20:00:00.000Z	102 \| sensitive	35.645 \| moderate	155.069 \| moderate	52.991 \| good	0.904 \| good	3.97 \| good	0.208 \| good
2026-07-22T21:00:00.000Z	88 \| moderate	29.038 \| fine	126.197 \| fine	58.665 \| fine	0.828 \| good	3.139 \| good	0.198 \| good
2026-07-22T22:00:00.000Z	81 \| moderate	24.742 \| fine	108.016 \| fine	62.557 \| fine	0.76 \| good	2.777 \| good	0.191 \| good
2026-07-22T23:00:00.000Z	73 \| moderate	21.362 \| fine	93.59 \| fine	60.141 \| fine	0.706 \| good	2.615 \| good	0.184 \| good
2026-07-23T00:00:00.000Z	67 \| moderate	18.238 \| fine	80.653 \| fine	54.974 \| good	0.686 \| good	2.67 \| good	0.179 \| good
2026-07-23T01:00:00.000Z	62 \| moderate	15.173 \| fine	67.862 \| fine	49.928 \| good	0.69 \| good	3.121 \| good	0.18 \| good
2026-07-23T02:00:00.000Z	64 \| moderate	15.862 \| fine	70.629 \| fine	46.866 \| good	0.706 \| good	4.226 \| good	0.187 \| good
2026-07-23T03:00:00.000Z	77 \| moderate	22.864 \| fine	100.249 \| fine	42.906 \| good	0.729 \| good	6.661 \| good	0.204 \| good
2026-07-23T04:00:00.000Z	79 \| moderate	23.695 \| fine	103.55 \| fine	38.346 \| good	0.774 \| good	9.709 \| good	0.224 \| good
2026-07-23T05:00:00.000Z	66 \| moderate	17.493 \| fine	77.282 \| fine	34.156 \| good	0.796 \| good	11.617 \| good	0.237 \| good
2026-07-23T06:00:00.000Z	75 \| moderate	21.712 \| fine	22.493 \| good	36.159 \| good	0.783 \| good	12.963 \| good	0.244 \| good
2026-07-23T07:00:00.000Z	56 \| moderate	12.242 \| fine	54.411 \| good	24.92 \| good	0.763 \| good	13.537 \| good	0.249 \| good
2026-07-23T08:00:00.000Z	58 \| moderate	12.731 \| fine	56.715 \| fine	23.826 \| good	0.722 \| good	13.387 \| good	0.25 \| good
2026-07-23T09:00:00.000Z	60 \| moderate	13.795 \| fine	61.127 \| fine	23.749 \| good	0.682 \| good	13.076 \| good	0.249 \| good
2026-07-23T10:00:00.000Z	64 \| moderate	15.801 \| fine	69.784 \| fine	22.75 \| good	0.647 \| good	12.817 \| good	0.25 \| good
2026-07-23T11:00:00.000Z	67 \| moderate	18.344 \| fine	81.182 \| fine	19.066 \| good	0.623 \| good	12.611 \| good	0.25 \| good
2026-07-23T12:00:00.000Z	77 \| moderate	23.308 \| fine	24.191 \| good	20.987 \| good	0.596 \| good	12.408 \| good	0.25 \| good
2026-07-23T13:00:00.000Z	79 \| moderate	23.768 \| fine	24.661 \| good	21.423 \| good	0.56 \| good	11.687 \| good	0.251 \| good

Live air quality index in Shoreline, Washington today

Major air pollutants in Shoreline, Washington

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Shoreline, Washington air quality forecast and history

Get reliable air quality data to drive your business

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

Air quality in nearby cities

Mountlake Terrace, Washington

Lake Forest Park, Washington

Edmonds, Washington

Kenmore, Washington

Lynnwood, Washington

Alderwood Manor, Washington

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Air quality levels in US

Frequently asked questions

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What is the PM2.5 level in Shoreline, Washington at the moment?

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

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

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

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

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

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

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

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

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