What are the current PM10 levels at Washington, Pennsylvania?

The current PM10 levels in Washington, Pennsylvania are 19.877 μg/m3.

What are the current sulfur dioxide (SO2) levels at Washington, Pennsylvania?

The current sulfur dioxide (SO2) levels in Washington, Pennsylvania are 1.046 ppb.

What are the current ozone (O3) levels at Washington, Pennsylvania?

The current ozone (O3) levels at Washington, Pennsylvania is 35.178 ppm.

What are the current nitrogen dioxide (NO2) levels at Washington, Pennsylvania?

The current nitrogen dioxide (NO2) levels at Washington, Pennsylvania is 5.789 ppb.

Real-time air quality index in Washington, Pennsylvania today

Q: What are the current PM2.5 levels in Washington, Pennsylvania?

The measured PM2.5 levels in Washington, Pennsylvania at present are 4.591 μg/m3.

Stay updated with real-time air quality in Washington, Pennsylvania 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

Washington, Pennsylvania

Last updated: ... (Local time)

Common air pollutants in Washington, Pennsylvania

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.59 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

19.88 μg/m³

155

255

425

605+

Ozone (O₃)

35.18 ppb

201

201+

Sulfur Dioxide (SO₂)

1.05 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.79 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.18 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Washington, Pennsylvania

Scroll To Air Quality Map

Track live Washington, Pennsylvania air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T22:00:00.000Z	42 \| good	4.018 \| good	17.692 \| good	44.998 \| good	0.784 \| good	3.679 \| good	0.21 \| good
2026-10-20T23:00:00.000Z	36 \| good	3.982 \| good	17.557 \| good	39.332 \| good	0.858 \| good	2.528 \| good	0.224 \| good
2026-10-21T00:00:00.000Z	32 \| good	3.939 \| good	17.61 \| good	35.082 \| good	0.835 \| good	5.057 \| good	0.302 \| good
2026-10-21T01:00:00.000Z	30 \| good	3.995 \| good	17.848 \| good	31.687 \| good	0.911 \| good	6.77 \| good	0.356 \| good
2026-10-21T02:00:00.000Z	25 \| good	4.02 \| good	17.913 \| good	27.076 \| good	0.807 \| good	9.1 \| good	0.334 \| good
2026-10-21T03:00:00.000Z	56 \| moderate	12.089 \| good	54.306 \| good	4.492 \| good	0.725 \| good	10.474 \| good	0.223 \| good
2026-10-21T04:00:00.000Z	22 \| good	4.198 \| good	18.439 \| good	17.606 \| good	0.816 \| good	7.708 \| good	0.365 \| good
2026-10-21T05:00:00.000Z	27 \| good	4.561 \| good	19.996 \| good	15.299 \| good	0.806 \| good	10.949 \| good	0.389 \| good
2026-10-21T06:00:00.000Z	27 \| good	4.952 \| good	21.38 \| good	12.712 \| good	0.823 \| good	10.067 \| good	0.345 \| good
2026-10-21T07:00:00.000Z	27 \| good	5.176 \| good	22.126 \| good	12.441 \| good	0.846 \| good	9.505 \| good	0.375 \| good
2026-10-21T08:00:00.000Z	27 \| good	5.245 \| good	22.913 \| good	10.565 \| good	0.846 \| good	10.825 \| good	0.36 \| good
2026-10-21T09:00:00.000Z	27 \| good	5.282 \| good	23.179 \| good	9.621 \| good	0.835 \| good	12.121 \| good	0.378 \| good
2026-10-21T10:00:00.000Z	27 \| good	5.419 \| good	23.592 \| good	7.366 \| good	1.018 \| good	11.295 \| good	0.393 \| good
2026-10-21T11:00:00.000Z	33 \| good	5.647 \| good	24.976 \| good	8.26 \| good	0.921 \| good	11.38 \| good	0.368 \| good
2026-10-21T12:00:00.000Z	33 \| good	5.885 \| good	25.922 \| good	8.648 \| good	1.004 \| good	8.976 \| good	0.449 \| good
2026-10-21T13:00:00.000Z	33 \| good	5.876 \| good	25.869 \| good	11.413 \| good	1.004 \| good	11.014 \| good	0.47 \| good
2026-10-21T14:00:00.000Z	33 \| good	6.251 \| good	27.418 \| good	13.133 \| good	1.231 \| good	12.947 \| good	0.573 \| good
2026-10-21T15:00:00.000Z	33 \| good	6.402 \| good	27.623 \| good	15.059 \| good	0.964 \| good	12.154 \| good	0.712 \| good
2026-10-21T16:00:00.000Z	33 \| good	6.116 \| good	26.759 \| good	17.353 \| good	0.833 \| good	10.046 \| good	0.605 \| good
2026-10-21T17:00:00.000Z	33 \| good	5.723 \| good	24.695 \| good	21.796 \| good	1.144 \| good	7.853 \| good	0.543 \| good
2026-10-21T18:00:00.000Z	27 \| good	5.039 \| good	22.138 \| good	26.992 \| good	1.085 \| good	6.808 \| good	0.259 \| good
2026-10-21T19:00:00.000Z	29 \| good	4.166 \| good	18.246 \| good	30.8 \| good	1.518 \| good	5.658 \| good	0.186 \| good
2026-10-21T20:00:00.000Z	31 \| good	3.638 \| good	16.012 \| good	33.829 \| good	0.852 \| good	5.788 \| good	0.235 \| good
2026-10-21T21:00:00.000Z	31 \| good	3.282 \| good	14.791 \| good	34.173 \| good	0.851 \| good	5.359 \| good	0.258 \| good
2026-10-21T22:00:00.000Z	31 \| good	3.192 \| good	14.331 \| good	33.744 \| good	0.857 \| good	3.89 \| good	0.221 \| good
2026-10-21T23:00:00.000Z	28 \| good	3.111 \| good	13.52 \| good	30.126 \| good	0.855 \| good	1.299 \| good	0.248 \| good
2026-10-22T00:00:00.000Z	24 \| good	3.041 \| good	13.52 \| good	26.373 \| good	0.821 \| good	3.881 \| good	0.267 \| good
2026-10-22T01:00:00.000Z	21 \| good	2.989 \| good	12.529 \| good	23.143 \| good	0.819 \| good	6.332 \| good	0.293 \| good
2026-10-22T02:00:00.000Z	19 \| good	3.056 \| good	12.832 \| good	19.69 \| good	0.818 \| good	10.011 \| good	0.31 \| good
2026-10-22T03:00:00.000Z	22 \| good	4.439 \| good	19.559 \| good	8.228 \| good	0.926 \| good	15.297 \| good	0.272 \| good
2026-10-22T04:00:00.000Z	16 \| good	3.175 \| good	13.017 \| good	13.597 \| good	0.85 \| good	13.801 \| good	0.355 \| good
2026-10-22T05:00:00.000Z	16 \| good	3.193 \| good	13.275 \| good	13.175 \| good	0.851 \| good	17.378 \| good	0.358 \| good
2026-10-22T06:00:00.000Z	16 \| good	3.299 \| good	14.783 \| good	10.24 \| good	0.892 \| good	17.456 \| good	0.396 \| good
2026-10-22T07:00:00.000Z	16 \| good	3.351 \| good	14.976 \| good	10.105 \| good	0.845 \| good	14.364 \| good	0.372 \| good
2026-10-22T08:00:00.000Z	16 \| good	3.387 \| good	15.099 \| good	10.828 \| good	0.893 \| good	11.498 \| good	0.332 \| good
2026-10-22T09:00:00.000Z	22 \| good	3.547 \| good	15.607 \| good	10.36 \| good	0.892 \| good	10.191 \| good	0.345 \| good
2026-10-22T10:00:00.000Z	22 \| good	3.661 \| good	16.05 \| good	12.07 \| good	1.026 \| good	10.826 \| good	0.273 \| good
2026-10-22T11:00:00.000Z	22 \| good	3.749 \| good	16.808 \| good	6.46 \| good	0.894 \| good	11.344 \| good	0.362 \| good
2026-10-22T12:00:00.000Z	22 \| good	4.01 \| good	17.661 \| good	7.664 \| good	1.01 \| good	11.578 \| good	0.439 \| good
2026-10-22T13:00:00.000Z	22 \| good	4.297 \| good	18.842 \| good	9.057 \| good	1.132 \| good	12.508 \| good	0.534 \| good
2026-10-22T14:00:00.000Z	27 \| good	4.88 \| good	21.599 \| good	11.462 \| good	1.531 \| good	15.294 \| good	0.628 \| good
2026-10-22T15:00:00.000Z	33 \| good	5.596 \| good	24.41 \| good	17.952 \| good	1.235 \| good	16.444 \| good	0.536 \| good
2026-10-22T16:00:00.000Z	27 \| good	5.486 \| good	23.884 \| good	23.41 \| good	0.925 \| good	15.733 \| good	0.358 \| good
2026-10-22T17:00:00.000Z	27 \| good	4.981 \| good	21.729 \| good	27.402 \| good	1.053 \| good	12.164 \| good	0.244 \| good
2026-10-22T18:00:00.000Z	29 \| good	4.544 \| good	20.028 \| good	31.065 \| good	0.985 \| good	4.292 \| good	0.185 \| good
2026-10-22T19:00:00.000Z	31 \| good	4.484 \| good	20.065 \| good	33.323 \| good	0.941 \| good	6.665 \| good	0.185 \| good
2026-10-22T20:00:00.000Z	32 \| good	4.591 \| good	19.877 \| good	35.178 \| good	1.046 \| good	5.789 \| good	0.185 \| good
2026-10-22T21:00:00.000Z	32 \| good	4.591 \| good	19.877 \| good	35.178 \| good	1.046 \| good	5.789 \| good	0.185 \| good
2026-10-22T22:00:00.000Z	33 \| good	5.603 \| good	24.213 \| good	33.106 \| good	1.353 \| good	4.342 \| good	0.194 \| good
2026-10-22T23:00:00.000Z	33 \| good	6.077 \| good	26.854 \| good	26.248 \| good	1.258 \| good	6.896 \| good	0.215 \| good
2026-10-23T00:00:00.000Z	33 \| good	6.369 \| good	28.33 \| good	21.921 \| good	1.189 \| good	7.339 \| good	0.217 \| good
2026-10-23T01:00:00.000Z	44 \| good	7.823 \| good	34.513 \| good	20.534 \| good	1.142 \| good	7.061 \| good	0.212 \| good
2026-10-23T02:00:00.000Z	52 \| moderate	9.98 \| good	44.514 \| good	16.834 \| good	1.136 \| good	6.78 \| good	0.208 \| good
2026-10-23T03:00:00.000Z	56 \| moderate	12.156 \| fine	54.262 \| good	13.398 \| good	1.165 \| good	7.046 \| good	0.209 \| good
2026-10-23T04:00:00.000Z	60 \| moderate	14.11 \| fine	63.43 \| fine	10.123 \| good	1.196 \| good	7.544 \| good	0.215 \| good
2026-10-23T05:00:00.000Z	64 \| moderate	15.818 \| fine	70.723 \| fine	7.022 \| good	1.217 \| good	7.754 \| good	0.221 \| good
2026-10-23T06:00:00.000Z	66 \| moderate	17.461 \| fine	77.001 \| fine	6.042 \| good	1.253 \| good	8.151 \| good	0.228 \| good
2026-10-23T07:00:00.000Z	67 \| moderate	18.24 \| fine	80.293 \| fine	5.646 \| good	1.305 \| good	8.579 \| good	0.235 \| good
2026-10-23T08:00:00.000Z	67 \| moderate	18.206 \| fine	80.416 \| fine	5.356 \| good	1.368 \| good	8.876 \| good	0.241 \| good
2026-10-23T09:00:00.000Z	69 \| moderate	18.603 \| fine	82.195 \| fine	4.958 \| good	1.434 \| good	8.907 \| good	0.246 \| good
2026-10-23T10:00:00.000Z	71 \| moderate	20.305 \| fine	89.243 \| fine	3.738 \| good	1.493 \| good	8.718 \| good	0.249 \| good
2026-10-23T11:00:00.000Z	73 \| moderate	20.947 \| fine	92.319 \| fine	2.418 \| good	1.517 \| good	8.585 \| good	0.252 \| good
2026-10-23T12:00:00.000Z	73 \| moderate	20.77 \| fine	91.497 \| fine	2.526 \| good	1.49 \| good	9.416 \| good	0.261 \| good
2026-10-23T13:00:00.000Z	66 \| moderate	16.719 \| fine	74.244 \| fine	8.988 \| good	1.294 \| good	8.062 \| good	0.267 \| good
2026-10-23T14:00:00.000Z	58 \| moderate	13.379 \| fine	60.054 \| fine	18.981 \| good	1.113 \| good	4.577 \| good	0.227 \| good
2026-10-23T15:00:00.000Z	49 \| good	9.284 \| good	41.276 \| good	26.23 \| good	0.898 \| good	2.665 \| good	0.197 \| good
2026-10-23T16:00:00.000Z	33 \| good	6.398 \| good	28.428 \| good	31.998 \| good	0.806 \| good	1.841 \| good	0.18 \| good
2026-10-23T17:00:00.000Z	33 \| good	4.514 \| good	19.659 \| good	35.613 \| good	0.74 \| good	1.56 \| good	0.173 \| good
2026-10-23T18:00:00.000Z	36 \| good	3.233 \| good	14.231 \| good	38.752 \| good	0.718 \| good	1.427 \| good	0.169 \| good
2026-10-23T19:00:00.000Z	37 \| good	3.24 \| good	14.212 \| good	40.436 \| good	0.709 \| good	1.398 \| good	0.167 \| good
2026-10-23T20:00:00.000Z	41 \| good	3.131 \| good	13.107 \| good	43.857 \| good	0.713 \| good	1.488 \| good	0.165 \| good
2026-10-23T21:00:00.000Z	37 \| good	2.996 \| good	12.294 \| good	40.218 \| good	0.722 \| good	1.749 \| good	0.165 \| good
2026-10-23T22:00:00.000Z	29 \| good	3.269 \| good	14.304 \| good	30.764 \| good	0.689 \| good	3.625 \| good	0.18 \| good
2026-10-23T23:00:00.000Z	27 \| good	5.248 \| good	22.445 \| good	20.747 \| good	0.674 \| good	7.795 \| good	0.215 \| good
2026-10-24T00:00:00.000Z	38 \| good	6.584 \| good	29.661 \| good	12.549 \| good	0.691 \| good	9.889 \| good	0.231 \| good
2026-10-24T01:00:00.000Z	33 \| good	6.354 \| good	28.488 \| good	6.954 \| good	0.71 \| good	10.684 \| good	0.234 \| good
2026-10-24T02:00:00.000Z	22 \| good	4.215 \| good	18.394 \| good	7.35 \| good	0.714 \| good	10.883 \| good	0.233 \| good
2026-10-24T03:00:00.000Z	16 \| good	3.025 \| good	12.703 \| good	7.877 \| good	0.699 \| good	10.177 \| good	0.227 \| good
2026-10-24T04:00:00.000Z	16 \| good	2.729 \| good	11.329 \| good	7.902 \| good	0.652 \| good	8.592 \| good	0.214 \| good
2026-10-24T05:00:00.000Z	22 \| good	4.214 \| good	18.497 \| good	6.665 \| good	0.594 \| good	6.683 \| good	0.2 \| good
2026-10-24T06:00:00.000Z	33 \| good	6.282 \| good	28.124 \| good	7.483 \| good	0.557 \| good	5.396 \| good	0.19 \| good
2026-10-24T07:00:00.000Z	44 \| good	8.074 \| good	35.42 \| good	7.811 \| good	0.533 \| good	4.686 \| good	0.183 \| good
2026-10-24T08:00:00.000Z	49 \| good	9.075 \| good	40.318 \| good	6.487 \| good	0.519 \| good	4.398 \| good	0.18 \| good
2026-10-24T09:00:00.000Z	52 \| moderate	9.777 \| good	43.319 \| good	5.067 \| good	0.511 \| good	4.369 \| good	0.18 \| good
2026-10-24T10:00:00.000Z	54 \| moderate	10.759 \| good	47.844 \| good	4.624 \| good	0.505 \| good	4.565 \| good	0.181 \| good
2026-10-24T11:00:00.000Z	56 \| moderate	11.505 \| good	50.972 \| good	2.897 \| good	0.508 \| good	4.968 \| good	0.185 \| good
2026-10-24T12:00:00.000Z	56 \| moderate	11.501 \| good	51.071 \| good	3.004 \| good	0.536 \| good	6.417 \| good	0.198 \| good
2026-10-24T13:00:00.000Z	52 \| moderate	10.043 \| good	44.49 \| good	7.044 \| good	0.515 \| good	6.046 \| good	0.214 \| good
2026-10-24T14:00:00.000Z	52 \| moderate	10.053 \| good	44.811 \| good	13.439 \| good	0.571 \| good	3.751 \| good	0.193 \| good
2026-10-24T15:00:00.000Z	44 \| good	7.856 \| good	34.498 \| good	22.224 \| good	0.692 \| good	2.489 \| good	0.18 \| good
2026-10-24T16:00:00.000Z	33 \| good	6.109 \| good	27.326 \| good	31.45 \| good	0.838 \| good	1.805 \| good	0.175 \| good
2026-10-24T17:00:00.000Z	36 \| good	5.27 \| good	22.937 \| good	38.577 \| good	0.98 \| good	1.375 \| good	0.173 \| good
2026-10-24T18:00:00.000Z	38 \| good	4.598 \| good	19.739 \| good	40.626 \| good	1.038 \| good	1.134 \| good	0.171 \| good
2026-10-24T19:00:00.000Z	40 \| good	4.717 \| good	20.571 \| good	42.644 \| good	1.029 \| good	1.045 \| good	0.169 \| good
2026-10-24T20:00:00.000Z	39 \| good	4.596 \| good	19.928 \| good	42.396 \| good	1.013 \| good	1.073 \| good	0.168 \| good
2026-10-24T21:00:00.000Z	37 \| good	4.352 \| good	19.083 \| good	39.994 \| good	1.003 \| good	1.261 \| good	0.168 \| good

Washington

Empower business decisions with accurate air quality data

Washington, Pennsylvania air quality map: Real-time AQI near you

0.18ppm

How accurate is Pennsylvania, USA air quality data?

Air quality measurements for Pennsylvania, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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Frequently asked questions

How frequently is the air quality data for Washington, Pennsylvania updated?

Air quality data for Washington, Pennsylvania is updated on an hourly basis.

When did Washington, Pennsylvania experience the worst air quality in the last 24 hours?

The worst air quality in Washington, Pennsylvania was recorded at 03:00:00 on 2026-10-22.

When did Washington, Pennsylvania have its best air quality in the last 24 hours?

The best air quality in Washington, Pennsylvania was recorded at 08:00:00 on 2026-10-22.

What is the real-time air quality index for Washington, Pennsylvania?

The real-time air quality index in Washington, Pennsylvania is 32, currently categorized as Good.

Which pollutant is found most often in Washington, Pennsylvania?

The most common pollutant in Washington, Pennsylvania is O3.

What can I do if the air quality in Washington, Pennsylvania is poor?

If the air quality in Washington, Pennsylvania is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in Washington, Pennsylvania?

The measured PM_2.5 levels in Washington, Pennsylvania at present are 4.591 μg/m³.

What are the current PM₁₀ levels at Washington, Pennsylvania?

The current PM₁₀ levels in Washington, Pennsylvania are 19.877 μg/m³.

What are the current carbon monoxide (CO) levels at Washington, Pennsylvania?

The current carbon monoxide (CO) level in Washington, Pennsylvania is 0.185 ppm.

What are the current sulfur dioxide (SO₂) levels at Washington, Pennsylvania?

The current sulfur dioxide (SO₂) levels in Washington, Pennsylvania are 1.046 ppb.

What are the current ozone (O₃) levels at Washington, Pennsylvania?

The current ozone (O₃) levels at Washington, Pennsylvania is 35.178 ppm.

What are the current nitrogen dioxide (NO₂) levels at Washington, Pennsylvania?

The current nitrogen dioxide (NO₂) levels at Washington, Pennsylvania is 5.789 ppb.

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