What are the current PM10 levels at Washington, Pennsylvania?

The current PM10 levels in Washington, Pennsylvania are 16.479 μg/m3.

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

The current sulfur dioxide (SO2) levels in Washington, Pennsylvania are 1.121 ppb.

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

The current ozone (O3) levels at Washington, Pennsylvania is 31.682 ppm.

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

The current nitrogen dioxide (NO2) levels at Washington, Pennsylvania is 7.159 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 3.701 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)

3.70 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

16.48 μg/m³

155

255

425

605+

Ozone (O₃)

31.68 ppb

201

201+

Sulfur Dioxide (SO₂)

1.12 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.16 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
2026-01-21T06:00:00.000Z	22 \| good	4.457 \| good	19.739 \| good	19.71 \| good	1.162 \| good	18.183 \| good	0.303 \| good
2026-01-21T07:00:00.000Z	27 \| good	4.589 \| good	20.197 \| good	19.574 \| good	1.152 \| good	17.264 \| good	0.268 \| good
2026-01-21T08:00:00.000Z	27 \| good	4.589 \| good	20.234 \| good	18.496 \| good	1.008 \| good	17.042 \| good	0.312 \| good
2026-01-21T09:00:00.000Z	22 \| good	4.5 \| good	19.856 \| good	18.131 \| good	1.144 \| good	12.689 \| good	0.289 \| good
2026-01-21T10:00:00.000Z	22 \| good	4.456 \| good	19.668 \| good	17.279 \| good	1.272 \| good	12.874 \| good	0.277 \| good
2026-01-21T11:00:00.000Z	22 \| good	4.351 \| good	19.52 \| good	18.799 \| good	1.307 \| good	13.736 \| good	0.259 \| good
2026-01-21T12:00:00.000Z	22 \| good	4.403 \| good	19.786 \| good	20.651 \| good	1.308 \| good	8.496 \| good	0.299 \| good
2026-01-21T13:00:00.000Z	27 \| good	4.514 \| good	20.265 \| good	23.138 \| good	1.166 \| good	12.377 \| good	0.363 \| good
2026-01-21T14:00:00.000Z	27 \| good	4.691 \| good	21.146 \| good	26.109 \| good	1.153 \| good	12.77 \| good	0.366 \| good
2026-01-21T15:00:00.000Z	27 \| good	4.763 \| good	21.436 \| good	29.264 \| good	1.136 \| good	9.094 \| good	0.349 \| good
2026-01-21T16:00:00.000Z	29 \| good	4.681 \| good	20.691 \| good	31.395 \| good	1.619 \| good	7.735 \| good	0.356 \| good
2026-01-21T17:00:00.000Z	31 \| good	4.517 \| good	20.011 \| good	32.797 \| good	2.199 \| good	7.162 \| good	0.278 \| good
2026-01-21T18:00:00.000Z	33 \| good	4.517 \| good	20.011 \| good	36.259 \| good	2.525 \| good	6.383 \| good	0.246 \| good
2026-01-21T19:00:00.000Z	35 \| good	4.593 \| good	20.011 \| good	37.57 \| good	1.426 \| good	3.195 \| good	0.265 \| good
2026-01-21T20:00:00.000Z	37 \| good	4.915 \| good	21.166 \| good	39.558 \| good	1.217 \| good	3.113 \| good	0.21 \| good
2026-01-21T21:00:00.000Z	36 \| good	5.024 \| good	21.828 \| good	38.866 \| good	1.432 \| good	3.185 \| good	0.209 \| good
2026-01-21T22:00:00.000Z	37 \| good	5.155 \| good	22.685 \| good	39.575 \| good	1.448 \| good	3.866 \| good	0.214 \| good
2026-01-21T23:00:00.000Z	37 \| good	5.51 \| good	23.861 \| good	39.747 \| good	1.417 \| good	4.257 \| good	0.244 \| good
2026-01-22T00:00:00.000Z	36 \| good	5.566 \| good	24.501 \| good	39.492 \| good	1.194 \| good	4.773 \| good	0.242 \| good
2026-01-22T01:00:00.000Z	37 \| good	5.702 \| good	25.803 \| good	39.558 \| good	1.185 \| good	4.199 \| good	0.265 \| good
2026-01-22T02:00:00.000Z	35 \| good	5.884 \| good	26.094 \| good	38.296 \| good	1.182 \| good	4.185 \| good	0.262 \| good
2026-01-22T03:00:00.000Z	35 \| good	5.948 \| good	26.598 \| good	38.231 \| good	1.312 \| good	6.181 \| good	0.262 \| good
2026-01-22T04:00:00.000Z	35 \| good	5.758 \| good	25.881 \| good	38.284 \| good	1.346 \| good	5.314 \| good	0.259 \| good
2026-01-22T05:00:00.000Z	36 \| good	5.404 \| good	23.508 \| good	38.853 \| good	1.351 \| good	5.337 \| good	0.256 \| good
2026-01-22T06:00:00.000Z	36 \| good	4.844 \| good	20.848 \| good	38.96 \| good	1.356 \| good	4.657 \| good	0.227 \| good
2026-01-22T07:00:00.000Z	36 \| good	5.784 \| good	25.937 \| good	38.825 \| good	1.375 \| good	3.936 \| good	0.222 \| good
2026-01-22T08:00:00.000Z	44 \| good	7.563 \| good	33.498 \| good	36.35 \| good	1.365 \| good	4.284 \| good	0.216 \| good
2026-01-22T09:00:00.000Z	49 \| good	9.023 \| good	40.812 \| good	34.71 \| good	1.047 \| good	3.831 \| good	0.211 \| good
2026-01-22T10:00:00.000Z	54 \| moderate	11.356 \| good	51.284 \| good	35.013 \| good	1.038 \| good	3.17 \| good	0.19 \| good
2026-01-22T11:00:00.000Z	58 \| moderate	12.887 \| fine	58.289 \| fine	34.066 \| good	1.058 \| good	3.154 \| good	0.211 \| good
2026-01-22T12:00:00.000Z	60 \| moderate	13.568 \| fine	61.803 \| fine	34.853 \| good	1.355 \| good	2.961 \| good	0.205 \| good
2026-01-22T13:00:00.000Z	60 \| moderate	13.692 \| fine	61.274 \| fine	34.907 \| good	2.141 \| good	4.26 \| good	0.242 \| good
2026-01-22T14:00:00.000Z	58 \| moderate	12.632 \| fine	57.315 \| fine	36.222 \| good	5.131 \| good	4.009 \| good	0.246 \| good
2026-01-22T15:00:00.000Z	52 \| moderate	9.577 \| good	42.791 \| good	36.459 \| good	6.271 \| good	4.365 \| good	0.276 \| good
2026-01-22T16:00:00.000Z	38 \| good	6.994 \| good	31.056 \| good	38.271 \| good	3.886 \| good	3.367 \| good	0.271 \| good
2026-01-22T17:00:00.000Z	36 \| good	4.797 \| good	21.166 \| good	38.578 \| good	1.759 \| good	3.028 \| good	0.199 \| good
2026-01-22T18:00:00.000Z	36 \| good	3.597 \| good	16.202 \| good	38.902 \| good	1.941 \| good	2.679 \| good	0.197 \| good
2026-01-22T19:00:00.000Z	36 \| good	3.043 \| good	12.431 \| good	39.157 \| good	2.124 \| good	2.672 \| good	0.149 \| good
2026-01-22T20:00:00.000Z	37 \| good	2.874 \| good	12.406 \| good	39.931 \| good	2.377 \| good	2.443 \| good	0.148 \| good
2026-01-22T21:00:00.000Z	36 \| good	2.729 \| good	11.365 \| good	38.968 \| good	1.576 \| good	2.165 \| good	0.147 \| good
2026-01-22T22:00:00.000Z	35 \| good	2.709 \| good	11.259 \| good	38.091 \| good	1.294 \| good	2.18 \| good	0.209 \| good
2026-01-22T23:00:00.000Z	34 \| good	2.688 \| good	10.988 \| good	37.362 \| good	1.723 \| good	2.773 \| good	0.194 \| good
2026-01-23T00:00:00.000Z	33 \| good	2.797 \| good	11.918 \| good	36.149 \| good	2.448 \| good	5.76 \| good	0.168 \| good
2026-01-23T01:00:00.000Z	33 \| good	2.889 \| good	12.09 \| good	35.616 \| good	1.083 \| good	8.554 \| good	0.208 \| good
2026-01-23T02:00:00.000Z	31 \| good	3.088 \| good	13.852 \| good	33.76 \| good	1.207 \| good	10.014 \| good	0.208 \| good
2026-01-23T03:00:00.000Z	31 \| good	3.42 \| good	15.545 \| good	32.789 \| good	0.865 \| good	9.009 \| good	0.218 \| good
2026-01-23T04:00:00.000Z	30 \| good	3.701 \| good	16.479 \| good	31.682 \| good	1.121 \| good	7.159 \| good	0.176 \| good
2026-01-23T05:00:00.000Z	30 \| good	3.701 \| good	16.479 \| good	31.682 \| good	1.121 \| good	7.159 \| good	0.176 \| good
2026-01-23T06:00:00.000Z	27 \| good	5.245 \| good	22.696 \| good	27.466 \| good	2.648 \| good	3.593 \| good	0.184 \| good
2026-01-23T07:00:00.000Z	33 \| good	5.53 \| good	23.823 \| good	27.882 \| good	3.128 \| good	3.416 \| good	0.181 \| good
2026-01-23T08:00:00.000Z	27 \| good	4.382 \| good	19.172 \| good	29.442 \| good	3.609 \| good	3.239 \| good	0.179 \| good
2026-01-23T09:00:00.000Z	29 \| good	2.182 \| good	8.953 \| good	30.772 \| good	4.089 \| good	3.063 \| good	0.176 \| good
2026-01-23T10:00:00.000Z	29 \| good	2.279 \| good	9.34 \| good	31.304 \| good	3.707 \| good	3.145 \| good	0.178 \| good
2026-01-23T11:00:00.000Z	31 \| good	5.392 \| good	23.028 \| good	32.804 \| good	3.325 \| good	3.227 \| good	0.18 \| good
2026-01-23T12:00:00.000Z	32 \| good	2.963 \| good	12.383 \| good	34.657 \| good	2.943 \| good	3.309 \| good	0.181 \| good
2026-01-23T13:00:00.000Z	35 \| good	1.971 \| good	8.174 \| good	38.312 \| good	2.565 \| good	2.964 \| good	0.175 \| good
2026-01-23T14:00:00.000Z	36 \| good	3.577 \| good	15.911 \| good	38.686 \| good	2.187 \| good	2.618 \| good	0.169 \| good
2026-01-23T15:00:00.000Z	36 \| good	3.277 \| good	14.275 \| good	39.054 \| good	1.81 \| good	2.273 \| good	0.162 \| good
2026-01-23T16:00:00.000Z	36 \| good	2.93 \| good	12.057 \| good	38.799 \| good	1.751 \| good	1.996 \| good	0.157 \| good
2026-01-23T17:00:00.000Z	35 \| good	2.856 \| good	11.861 \| good	37.682 \| good	1.691 \| good	1.719 \| good	0.152 \| good
2026-01-23T18:00:00.000Z	32 \| good	3.052 \| good	12.31 \| good	35.474 \| good	1.632 \| good	1.442 \| good	0.148 \| good
2026-01-23T19:00:00.000Z	33 \| good	2.656 \| good	10.972 \| good	36.081 \| good	1.581 \| good	1.598 \| good	0.148 \| good
2026-01-23T20:00:00.000Z	33 \| good	2.609 \| good	10.828 \| good	35.948 \| good	1.531 \| good	1.754 \| good	0.149 \| good
2026-01-23T21:00:00.000Z	33 \| good	2.572 \| good	10.472 \| good	36.251 \| good	1.48 \| good	1.909 \| good	0.15 \| good
2026-01-23T22:00:00.000Z	32 \| good	1.803 \| good	7.626 \| good	35.348 \| good	1.54 \| good	2.506 \| good	0.151 \| good
2026-01-23T23:00:00.000Z	31 \| good	1.791 \| good	7.28 \| good	34.174 \| good	1.599 \| good	3.104 \| good	0.153 \| good
2026-01-24T00:00:00.000Z	31 \| good	1.231 \| good	5 \| good	32.766 \| good	1.659 \| good	3.701 \| good	0.154 \| good
2026-01-24T01:00:00.000Z	29 \| good	1.352 \| good	5.188 \| good	31.165 \| good	1.766 \| good	3.84 \| good	0.155 \| good
2026-01-24T02:00:00.000Z	28 \| good	1.886 \| good	8 \| good	29.9 \| good	1.873 \| good	3.979 \| good	0.156 \| good
2026-01-24T03:00:00.000Z	27 \| good	2.136 \| good	9 \| good	28.72 \| good	1.979 \| good	4.118 \| good	0.157 \| good
2026-01-24T04:00:00.000Z	25 \| good	2.586 \| good	10.407 \| good	27.309 \| good	2.034 \| good	4.184 \| good	0.158 \| good
2026-01-24T05:00:00.000Z	25 \| good	2.867 \| good	11.845 \| good	27.045 \| good	2.088 \| good	4.25 \| good	0.16 \| good
2026-01-24T06:00:00.000Z	25 \| good	2.349 \| good	9.517 \| good	26.74 \| good	2.143 \| good	4.316 \| good	0.161 \| good
2026-01-24T07:00:00.000Z	23 \| good	1.818 \| good	7.448 \| good	25.348 \| good	2.141 \| good	4.35 \| good	0.162 \| good
2026-01-24T08:00:00.000Z	25 \| good	1.386 \| good	5.607 \| good	26.988 \| good	2.139 \| good	4.384 \| good	0.163 \| good
2026-01-24T09:00:00.000Z	26 \| good	1.282 \| good	5.183 \| good	28.019 \| good	2.137 \| good	4.419 \| good	0.164 \| good
2026-01-24T10:00:00.000Z	25 \| good	1.309 \| good	5.281 \| good	27.281 \| good	2.132 \| good	4.524 \| good	0.166 \| good
2026-01-24T11:00:00.000Z	27 \| good	4.937 \| good	21.563 \| good	26.563 \| good	2.127 \| good	4.629 \| good	0.167 \| good
2026-01-24T12:00:00.000Z	24 \| good	3.049 \| good	13.089 \| good	26.432 \| good	2.121 \| good	4.734 \| good	0.169 \| good
2026-01-24T13:00:00.000Z	24 \| good	1.848 \| good	7.505 \| good	26.181 \| good	2.273 \| good	4.452 \| good	0.17 \| good
2026-01-24T14:00:00.000Z	24 \| good	3.445 \| good	15.162 \| good	25.746 \| good	2.425 \| good	4.17 \| good	0.171 \| good
2026-01-24T15:00:00.000Z	24 \| good	4.258 \| good	18.812 \| good	26.12 \| good	2.577 \| good	3.889 \| good	0.172 \| good
2026-01-24T16:00:00.000Z	25 \| good	4.453 \| good	19 \| good	26.778 \| good	2.95 \| good	3.925 \| good	0.171 \| good
2026-01-24T17:00:00.000Z	26 \| good	4.242 \| good	18.804 \| good	28.452 \| good	3.323 \| good	3.961 \| good	0.169 \| good
2026-01-24T18:00:00.000Z	27 \| good	4.13 \| good	18.108 \| good	29.141 \| good	3.696 \| good	3.998 \| good	0.168 \| good
2026-01-24T19:00:00.000Z	27 \| good	4.629 \| good	20.075 \| good	27.797 \| good	4.149 \| good	4.506 \| good	0.168 \| good
2026-01-24T20:00:00.000Z	25 \| good	3.989 \| good	17.405 \| good	27.372 \| good	4.602 \| good	5.015 \| good	0.168 \| good
2026-01-24T21:00:00.000Z	25 \| good	3.431 \| good	15.352 \| good	27.135 \| good	5.055 \| good	5.523 \| good	0.168 \| good
2026-01-24T22:00:00.000Z	25 \| good	3.455 \| good	15.372 \| good	27.179 \| good	5.221 \| good	5.906 \| good	0.17 \| good
2026-01-24T23:00:00.000Z	27 \| good	2.716 \| good	10.928 \| good	29.332 \| good	5.387 \| good	6.289 \| good	0.172 \| good
2026-01-25T00:00:00.000Z	24 \| good	3.82 \| good	3.954 \| good	25.857 \| good	5.536 \| good	6.692 \| good	0.174 \| good
2026-01-25T01:00:00.000Z	25 \| good	2.427 \| good	9.749 \| good	27.103 \| good	5.013 \| good	6.502 \| good	0.174 \| good
2026-01-25T02:00:00.000Z	23 \| good	2.322 \| good	9.47 \| good	24.898 \| good	4.472 \| good	6.332 \| good	0.175 \| good
2026-01-25T03:00:00.000Z	21 \| good	2.443 \| good	10.024 \| good	22.647 \| good	3.931 \| good	6.162 \| good	0.175 \| good
2026-01-25T04:00:00.000Z	20 \| good	3.061 \| good	12.92 \| good	22.455 \| good	3.216 \| good	5.717 \| good	0.174 \| good
2026-01-25T05:00:00.000Z	22 \| good	3.521 \| good	15.524 \| good	21.951 \| good	2.5 \| good	5.271 \| good	0.173 \| 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 01:00:00 on 2026-01-22.

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

The best air quality in Washington, Pennsylvania was recorded at 04:00:00 on 2026-01-23.

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

The real-time air quality index in Washington, Pennsylvania is 30, 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 3.701 μg/m³.

What are the current PM₁₀ levels at Washington, Pennsylvania?

The current PM₁₀ levels in Washington, Pennsylvania are 16.479 μg/m³.

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

The current carbon monoxide (CO) level in Washington, Pennsylvania is 0.176 ppm.

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

The current sulfur dioxide (SO₂) levels in Washington, Pennsylvania are 1.121 ppb.

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

The current ozone (O₃) levels at Washington, Pennsylvania is 31.682 ppm.

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

The current nitrogen dioxide (NO₂) levels at Washington, Pennsylvania is 7.159 ppb.

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