What is the current concentration of PM10 in Washington, Missouri?

The current PM10 concentration at Washington, Missouri is 34.715 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Washington, Missouri is 0.689 ppb.

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

The current ozone (O3) concentration at Washington, Missouri is 36.925 ppm.

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

The current nitrogen dioxide (NO2) concentration at Washington, Missouri is 5.627 ppb.

Washington, Missouri live air quality index now

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

The current PM2.5 concentration at Washington, Missouri is 7.134 μg/m3.

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

Last updated: ... (Local time)

Major air pollutants in Washington, Missouri

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

7.13 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

34.72 μg/m³

155

255

425

605+

Ozone (O₃)

36.92 ppb

201

201+

Sulfur Dioxide (SO₂)

0.69 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.63 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.19 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Washington, Missouri

Scroll To Air Quality Map

Track live Washington, Missouri air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-04-22T08:00:00.000Z	41 \| good	5.916 \| good	22.003 \| good	44.177 \| good	1.083 \| good	4.082 \| good	0.191 \| good
2026-04-22T09:00:00.000Z	33 \| good	5.109 \| good	22.179 \| good	35.811 \| good	0.779 \| good	4.449 \| good	0.191 \| good
2026-04-22T10:00:00.000Z	32 \| good	4.575 \| good	20.513 \| good	34.742 \| good	1.006 \| good	4.356 \| good	0.191 \| good
2026-04-22T11:00:00.000Z	37 \| good	5.1 \| good	22.343 \| good	40.231 \| good	0.803 \| good	6.707 \| good	0.191 \| good
2026-04-22T12:00:00.000Z	36 \| good	4.623 \| good	21.164 \| good	39.054 \| good	0.603 \| good	9.972 \| good	0.229 \| good
2026-04-22T13:00:00.000Z	33 \| good	5.794 \| good	24.967 \| good	35.133 \| good	0.832 \| good	11.172 \| good	0.263 \| good
2026-04-22T14:00:00.000Z	36 \| good	5.342 \| good	22.714 \| good	39.287 \| good	1.377 \| good	6.805 \| good	0.248 \| good
2026-04-22T15:00:00.000Z	40 \| good	3.84 \| good	14.322 \| good	43.3 \| good	1.386 \| good	6.344 \| good	0.229 \| good
2026-04-22T16:00:00.000Z	37 \| good	2.484 \| good	13.724 \| good	39.834 \| good	2.21 \| good	6.536 \| good	0.224 \| good
2026-04-22T17:00:00.000Z	38 \| good	3.362 \| good	19.33 \| good	41.002 \| good	2.292 \| good	6.539 \| good	0.198 \| good
2026-04-22T18:00:00.000Z	38 \| good	4.065 \| good	13.629 \| good	41.464 \| good	2.089 \| good	6.872 \| good	0.208 \| good
2026-04-22T19:00:00.000Z	39 \| good	4.898 \| good	20.101 \| good	41.839 \| good	2.881 \| good	8.065 \| good	0.208 \| good
2026-04-22T20:00:00.000Z	39 \| good	4.011 \| good	13.14 \| good	42.009 \| good	3.218 \| good	6.974 \| good	0.229 \| good
2026-04-22T21:00:00.000Z	38 \| good	4.268 \| good	16.063 \| good	41.422 \| good	3.026 \| good	6.494 \| good	0.191 \| good
2026-04-22T22:00:00.000Z	40 \| good	3.373 \| good	14.657 \| good	42.56 \| good	3.28 \| good	5.184 \| good	0.191 \| good
2026-04-22T23:00:00.000Z	41 \| good	4.136 \| good	18.928 \| good	43.675 \| good	3.01 \| good	4.621 \| good	0.229 \| good
2026-04-23T00:00:00.000Z	44 \| good	3.06 \| good	14.869 \| good	46.595 \| good	3.296 \| good	4.771 \| good	0.229 \| good
2026-04-23T01:00:00.000Z	39 \| good	3.275 \| good	18.763 \| good	41.865 \| good	2.485 \| good	1.792 \| good	0.229 \| good
2026-04-23T02:00:00.000Z	36 \| good	2.761 \| good	21.211 \| good	39.445 \| good	1.188 \| good	3.184 \| good	0.215 \| good
2026-04-23T03:00:00.000Z	29 \| good	3.516 \| good	22.351 \| good	30.599 \| good	1.162 \| good	4.664 \| good	0.287 \| good
2026-04-23T04:00:00.000Z	33 \| good	5.539 \| good	24.61 \| good	21.787 \| good	1.005 \| good	2.989 \| good	0.336 \| good
2026-04-23T05:00:00.000Z	27 \| good	5.246 \| good	25.371 \| good	26.746 \| good	1.03 \| good	2.637 \| good	0.22 \| good
2026-04-23T06:00:00.000Z	33 \| good	6.212 \| good	27.195 \| good	30.821 \| good	0.736 \| good	3.729 \| good	0.181 \| good
2026-04-23T07:00:00.000Z	33 \| good	6.224 \| good	29.374 \| good	34.029 \| good	0.733 \| good	4.384 \| good	0.189 \| good
2026-04-23T08:00:00.000Z	33 \| good	6.464 \| good	27.833 \| good	26.329 \| good	0.73 \| good	4.979 \| good	0.181 \| good
2026-04-23T09:00:00.000Z	24 \| good	4.388 \| good	23.25 \| good	26.05 \| good	0.577 \| good	8.278 \| good	0.189 \| good
2026-04-23T10:00:00.000Z	23 \| good	4.434 \| good	21.109 \| good	25.441 \| good	0.569 \| good	9.663 \| good	0.189 \| good
2026-04-23T11:00:00.000Z	27 \| good	5.438 \| good	24.245 \| good	27.779 \| good	0.667 \| good	10.913 \| good	0.228 \| good
2026-04-23T12:00:00.000Z	27 \| good	5.089 \| good	20.443 \| good	27.071 \| good	0.716 \| good	10.583 \| good	0.267 \| good
2026-04-23T13:00:00.000Z	38 \| good	6.994 \| good	34.289 \| good	26.074 \| good	0.578 \| good	9.654 \| good	0.301 \| good
2026-04-23T14:00:00.000Z	38 \| good	6.581 \| good	27.131 \| good	31.706 \| good	0.599 \| good	8.288 \| good	0.277 \| good
2026-04-23T15:00:00.000Z	49 \| good	8.728 \| good	31.721 \| good	35.877 \| good	0.595 \| good	7.7 \| good	0.229 \| good
2026-04-23T16:00:00.000Z	49 \| good	8.995 \| good	32.391 \| good	39.139 \| good	0.668 \| good	6.277 \| good	0.229 \| good
2026-04-23T17:00:00.000Z	49 \| good	9.107 \| good	40.481 \| good	40.358 \| good	0.646 \| good	5.603 \| good	0.238 \| good
2026-04-23T18:00:00.000Z	44 \| good	7.956 \| good	25.496 \| good	44.178 \| good	0.664 \| good	5.295 \| good	0.22 \| good
2026-04-23T19:00:00.000Z	49 \| good	8.544 \| good	35.045 \| good	46.051 \| good	0.66 \| good	4.965 \| good	0.22 \| good
2026-04-23T20:00:00.000Z	52 \| moderate	9.668 \| good	47.603 \| good	44.599 \| good	0.691 \| good	5.949 \| good	0.23 \| good
2026-04-23T21:00:00.000Z	52 \| moderate	9.983 \| good	42.753 \| good	45.906 \| good	0.921 \| good	5.117 \| good	0.238 \| good
2026-04-23T22:00:00.000Z	52 \| moderate	9.903 \| good	50.642 \| good	50.466 \| good	0.814 \| good	4.166 \| good	0.229 \| good
2026-04-23T23:00:00.000Z	54 \| moderate	10.96 \| good	38.71 \| good	48.612 \| good	0.866 \| good	3.456 \| good	0.22 \| good
2026-04-24T00:00:00.000Z	41 \| good	7.078 \| good	40.17 \| good	43.538 \| good	0.827 \| good	3.312 \| good	0.229 \| good
2026-04-24T01:00:00.000Z	41 \| good	7.456 \| good	40.145 \| good	43.635 \| good	1.013 \| good	3.959 \| good	0.229 \| good
2026-04-24T02:00:00.000Z	44 \| good	7.911 \| good	27.804 \| good	41.104 \| good	1.086 \| good	5.531 \| good	0.229 \| good
2026-04-24T03:00:00.000Z	41 \| good	4.676 \| good	20.222 \| good	44.161 \| good	0.253 \| good	0.942 \| good	0.135 \| good
2026-04-24T04:00:00.000Z	44 \| good	8.019 \| good	37.187 \| good	39.282 \| good	0.588 \| good	7.939 \| good	0.181 \| good
2026-04-24T05:00:00.000Z	38 \| good	6.934 \| good	27.004 \| good	39.575 \| good	0.627 \| good	6.324 \| good	0.181 \| good
2026-04-24T06:00:00.000Z	38 \| good	7.134 \| good	34.715 \| good	36.925 \| good	0.689 \| good	5.627 \| good	0.189 \| good
2026-04-24T07:00:00.000Z	38 \| good	7.134 \| good	34.715 \| good	36.925 \| good	0.689 \| good	5.627 \| good	0.189 \| good
2026-04-24T08:00:00.000Z	42 \| good	4.058 \| good	17.769 \| good	44.737 \| good	0.158 \| good	0.903 \| good	0.125 \| good
2026-04-24T09:00:00.000Z	37 \| good	3.362 \| good	14.964 \| good	39.82 \| good	0.13 \| good	0.908 \| good	0.123 \| good
2026-04-24T10:00:00.000Z	39 \| good	2.592 \| good	10.521 \| good	41.572 \| good	0.14 \| good	1.008 \| good	0.124 \| good
2026-04-24T11:00:00.000Z	33 \| good	6.294 \| good	28.2 \| good	33.016 \| good	0.151 \| good	1.108 \| good	0.125 \| good
2026-04-24T12:00:00.000Z	31 \| good	4.737 \| good	20.838 \| good	33.975 \| good	0.161 \| good	1.209 \| good	0.125 \| good
2026-04-24T13:00:00.000Z	38 \| good	4.449 \| good	19.218 \| good	40.729 \| good	0.17 \| good	1.462 \| good	0.13 \| good
2026-04-24T14:00:00.000Z	40 \| good	5.885 \| good	25.807 \| good	43.243 \| good	0.179 \| good	1.716 \| good	0.135 \| good
2026-04-24T15:00:00.000Z	44 \| good	7.546 \| good	33.239 \| good	45.809 \| good	0.187 \| good	1.969 \| good	0.14 \| good
2026-04-24T16:00:00.000Z	49 \| good	8.65 \| good	38.259 \| good	47.333 \| good	0.185 \| good	1.605 \| good	0.138 \| good
2026-04-24T17:00:00.000Z	44 \| good	8.443 \| good	36.918 \| good	48.304 \| good	0.183 \| good	1.24 \| good	0.135 \| good
2026-04-24T18:00:00.000Z	44 \| good	7.757 \| good	33.946 \| good	47.624 \| good	0.181 \| good	0.875 \| good	0.133 \| good
2026-04-24T19:00:00.000Z	49 \| good	9.376 \| good	41.821 \| good	46.949 \| good	0.187 \| good	0.885 \| good	0.132 \| good
2026-04-24T20:00:00.000Z	56 \| moderate	11.518 \| good	50.797 \| good	48.122 \| good	0.192 \| good	0.895 \| good	0.132 \| good
2026-04-24T21:00:00.000Z	54 \| moderate	10.73 \| good	47.259 \| good	49.161 \| good	0.198 \| good	0.906 \| good	0.131 \| good
2026-04-24T22:00:00.000Z	49 \| good	9.089 \| good	40.34 \| good	51.269 \| good	0.205 \| good	1.416 \| good	0.137 \| good
2026-04-24T23:00:00.000Z	52 \| moderate	10.129 \| good	44.823 \| good	48.235 \| good	0.212 \| good	1.927 \| good	0.142 \| good
2026-04-25T00:00:00.000Z	40 \| good	6.89 \| good	30.682 \| good	43.419 \| good	0.219 \| good	2.438 \| good	0.147 \| good
2026-04-25T01:00:00.000Z	38 \| good	6.902 \| good	30.461 \| good	40.773 \| good	0.254 \| good	4.309 \| good	0.167 \| good
2026-04-25T02:00:00.000Z	38 \| good	7.027 \| good	31.057 \| good	38.661 \| good	0.289 \| good	6.18 \| good	0.187 \| good
2026-04-25T03:00:00.000Z	38 \| good	6.977 \| good	30.932 \| good	35.747 \| good	0.324 \| good	8.051 \| good	0.206 \| good
2026-04-25T04:00:00.000Z	33 \| good	6.272 \| good	27.629 \| good	34.069 \| good	0.329 \| good	7.221 \| good	0.2 \| good
2026-04-25T05:00:00.000Z	33 \| good	5.533 \| good	23.746 \| good	30.052 \| good	0.334 \| good	6.391 \| good	0.193 \| good
2026-04-25T06:00:00.000Z	33 \| good	5.801 \| good	25.031 \| good	27.961 \| good	0.339 \| good	5.561 \| good	0.186 \| good
2026-04-25T07:00:00.000Z	33 \| good	5.545 \| good	23.607 \| good	25.458 \| good	0.348 \| good	4.872 \| good	0.18 \| good
2026-04-25T08:00:00.000Z	27 \| good	5.106 \| good	22.16 \| good	22.37 \| good	0.356 \| good	4.183 \| good	0.174 \| good
2026-04-25T09:00:00.000Z	22 \| good	4.419 \| good	19.232 \| good	20.948 \| good	0.365 \| good	3.494 \| good	0.167 \| good
2026-04-25T10:00:00.000Z	27 \| good	4.834 \| good	20.939 \| good	25.492 \| good	0.394 \| good	3.455 \| good	0.166 \| good
2026-04-25T11:00:00.000Z	22 \| good	3.598 \| good	15.86 \| good	21.18 \| good	0.423 \| good	3.416 \| good	0.166 \| good
2026-04-25T12:00:00.000Z	22 \| good	3.579 \| good	15.812 \| good	21.863 \| good	0.452 \| good	3.377 \| good	0.165 \| good
2026-04-25T13:00:00.000Z	28 \| good	3.959 \| good	17.342 \| good	30.378 \| good	0.524 \| good	3.044 \| good	0.167 \| good
2026-04-25T14:00:00.000Z	34 \| good	4.964 \| good	21.474 \| good	36.789 \| good	0.596 \| good	2.711 \| good	0.169 \| good
2026-04-25T15:00:00.000Z	41 \| good	4.298 \| good	18.76 \| good	43.544 \| good	0.668 \| good	2.377 \| good	0.171 \| good
2026-04-25T16:00:00.000Z	44 \| good	5.85 \| good	25.495 \| good	47.386 \| good	0.664 \| good	1.891 \| good	0.165 \| good
2026-04-25T17:00:00.000Z	49 \| good	6.054 \| good	26.88 \| good	53.038 \| good	0.659 \| good	1.405 \| good	0.16 \| good
2026-04-25T18:00:00.000Z	54 \| moderate	5.245 \| good	22.568 \| good	55.852 \| fine	0.655 \| good	0.918 \| good	0.154 \| good
2026-04-25T19:00:00.000Z	61 \| moderate	5.156 \| good	21.936 \| good	57.651 \| fine	0.625 \| good	0.842 \| good	0.151 \| good
2026-04-25T20:00:00.000Z	61 \| moderate	4.639 \| good	19.983 \| good	57.594 \| fine	0.595 \| good	0.766 \| good	0.147 \| good
2026-04-25T21:00:00.000Z	49 \| good	4.007 \| good	17.443 \| good	53.225 \| good	0.564 \| good	0.69 \| good	0.144 \| good
2026-04-25T22:00:00.000Z	47 \| good	4.285 \| good	19.006 \| good	50.595 \| good	0.571 \| good	1.236 \| good	0.149 \| good
2026-04-25T23:00:00.000Z	44 \| good	4.245 \| good	18.995 \| good	47.599 \| good	0.577 \| good	1.782 \| good	0.154 \| good
2026-04-26T00:00:00.000Z	46 \| good	4.777 \| good	20.903 \| good	49.558 \| good	0.583 \| good	2.328 \| good	0.159 \| good
2026-04-26T01:00:00.000Z	44 \| good	6.587 \| good	29.193 \| good	48.368 \| good	0.594 \| good	2.942 \| good	0.165 \| good
2026-04-26T02:00:00.000Z	40 \| good	6.126 \| good	27.12 \| good	42.989 \| good	0.605 \| good	3.555 \| good	0.171 \| good
2026-04-26T03:00:00.000Z	37 \| good	4.937 \| good	21.12 \| good	40.329 \| good	0.616 \| good	4.168 \| good	0.177 \| good
2026-04-26T04:00:00.000Z	35 \| good	4.103 \| good	17.836 \| good	38.478 \| good	0.65 \| good	4.012 \| good	0.173 \| good
2026-04-26T05:00:00.000Z	32 \| good	3.904 \| good	16.908 \| good	35.337 \| good	0.685 \| good	3.855 \| good	0.17 \| good
2026-04-26T06:00:00.000Z	40 \| good	3.139 \| good	3.367 \| good	43.219 \| good	0.723 \| good	3.729 \| good	0.167 \| good
2026-04-26T07:00:00.000Z	28 \| good	3.672 \| good	16.048 \| good	30.366 \| good	0.77 \| good	3.551 \| good	0.164 \| good

Washington

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Washington, Missouri air quality map: Track AQI near you

0.19ppm

How accurate is Missouri, USA air quality data?

Air quality data and pollutant measurements for Missouri, 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 Washington, Missouri updated?

The air quality for Washington, Missouri is updated every hour.

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

The worst air quality in Washington, Missouri in the last 24 hours was observed at 11:00:00 on 2026-04-23.

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

In the last 24 hrs, the best air quality in Washington, Missouri was observed at 10:00:00 on 2026-04-23.

What is the current air quality in Washington, Missouri?

The current air quality in Washington, Missouri is 38, categorized as Good based on real-time data.

What pollutant is the most common in Washington, Missouri?

The most common pollutant in Washington, Missouri is PM2.5.

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

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

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

The current PM_2.5 concentration at Washington, Missouri is 7.134 μg/m³.

What is the current concentration of PM₁₀ in Washington, Missouri?

The current PM₁₀ concentration at Washington, Missouri is 34.715 μg/m³.

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

The current carbon monoxide (CO) concentration at Washington, Missouri is 0.189 ppm.

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

The current sulfur dioxide (SO₂) concentration at Washington, Missouri is 0.689 ppb.

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

The current ozone (O₃) concentration at Washington, Missouri is 36.925 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Washington, Missouri is 5.627 ppb.

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